/* ========================================
   锦翠云 - 企业级AI云平台样式表
   ======================================== */

/* CSS变量定义 */
:root {
    /* 主色调 - 银色系 */
    --color-silver-50: #fafafa;
    --color-silver-100: #f5f5f5;
    --color-silver-200: #e8e8e8;
    --color-silver-300: #d9d9d9;
    --color-silver-400: #bfbfbf;
    --color-silver-500: #8c8c8c;
    --color-silver-600: #595959;
    --color-silver-700: #434343;
    --color-silver-800: #262626;
    --color-silver-900: #141414;

    /* 强调色 */
    --color-accent: #3b82f6;
    --color-accent-light: #60a5fa;
    --color-accent-dark: #2563eb;

    /* 渐变银 */
    --gradient-silver: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 50%, #d9d9d9 100%);
    --gradient-silver-shine: linear-gradient(135deg, #ffffff 0%, #e8e8e8 50%, #f5f5f5 100%);
    --gradient-dark: linear-gradient(180deg, #1a1a2e 0%, #16213e 100%);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

    /* 字体 */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(102, 126, 234, 0.3);

    /* 过渡 */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
}

/* ========================================
   基础样式重置
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-silver-50);
    color: var(--color-silver-800);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul,
ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   动态背景Canvas
   ======================================== */
.grain-gradient-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* ========================================
   按钮样式
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border: none;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--color-silver-700);
    border: 1px solid var(--color-silver-300);
}

.btn-outline:hover {
    background: var(--color-silver-100);
    border-color: var(--color-silver-500);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

/* ========================================
   导航栏
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-silver-800);
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    color: var(--color-accent);
    font-size: 24px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-menu a {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-silver-600);
    transition: color var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--color-accent);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-silver-700);
    transition: all var(--transition-fast);
}

/* ========================================
   Hero区域
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(102, 126, 234, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(118, 75, 162, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-accent);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-silver-900);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 18px;
    color: var(--color-silver-600);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
}

.stat-item {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--color-silver-900);
}

.stat-unit {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: 14px;
    color: var(--color-silver-500);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-silver-300);
}

.hero-visual {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.floating-card .card-icon {
    font-size: 28px;
}

.floating-card .card-info {
    display: flex;
    flex-direction: column;
}

.floating-card .card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-silver-700);
}

.floating-card .card-value {
    font-size: 12px;
    color: var(--color-accent);
    font-weight: 500;
}

.card-1 {
    top: 25%;
    left: 8%;
    animation-delay: 0s;
}

.card-2 {
    top: 35%;
    right: 8%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 30%;
    left: 12%;
    animation-delay: 4s;
}

.hero-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    border-radius: 50%;
    animation: pulse-ring 4s ease-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse-ring {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.5;
    }

    100% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0;
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-silver-500);
    font-size: 13px;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--color-silver-400);
    border-bottom: 2px solid var(--color-silver-400);
    transform: rotate(45deg);
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   通用区块样式
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-description {
    font-size: 18px;
    color: var(--color-silver-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   技术栈架构图
   ======================================== */
.tech-stack {
    padding: 100px 24px;
    background: var(--color-silver-100);
}

.stack-diagram {
    max-width: 1000px;
    margin: 0 auto;
}

.stack-layer {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.stack-layer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.layer-app::before {
    background: var(--gradient-primary);
}

.layer-paas::before {
    background: linear-gradient(90deg, #10b981, #34d399);
}

.layer-iaas::before {
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.layer-hardware::before {
    background: linear-gradient(90deg, #ef4444, #f87171);
}

.layer-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 8px;
}

.layer-content p {
    font-size: 14px;
    color: var(--color-silver-500);
    margin-bottom: 20px;
}

.layer-visual {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.tech-node {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--color-silver-50);
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-silver-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tech-node:hover {
    background: white;
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.stack-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 0;
    position: relative;
}

.connector-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-silver-300), var(--color-silver-400));
}

.connector-label {
    position: absolute;
    padding: 4px 12px;
    background: var(--color-silver-800);
    color: white;
    font-size: 11px;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ========================================
   技术认证与资质展示
   ======================================== */
.certification-section {
    padding: 100px 24px;
    background: var(--color-silver-100);
}

.certification-showcase {
    max-width: 1200px;
    margin: 0 auto;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.cert-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-silver-200);
}

.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.cert-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.cert-icon {
    font-size: 36px;
}

.cert-level {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-accent);
    padding: 4px 12px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: var(--radius-full);
}

.cert-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 8px;
}

.cert-content p {
    font-size: 14px;
    color: var(--color-silver-600);
    margin-bottom: 12px;
}

.cert-meta {
    font-size: 12px;
    color: var(--color-silver-400);
}

/* 知识产权数据 */
.ip-showcase {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.ip-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-silver-200);
}

.ip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.ip-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.ip-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.ip-value .counter {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-silver-900);
}

.ip-suffix {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
}

.ip-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-silver-800);
    margin-bottom: 4px;
}

.ip-detail {
    font-size: 13px;
    color: var(--color-silver-500);
}

/* 证书展示区 */
.cert-gallery {
    position: relative;
    overflow: hidden;
}

.cert-gallery-track {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-behavior: smooth;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.cert-gallery-track::-webkit-scrollbar {
    display: none;
}

.cert-gallery-item {
    flex-shrink: 0;
    width: 200px;
}

.cert-image-placeholder {
    background: white;
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-fast);
}

.cert-image-placeholder:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.cert-preview-icon {
    font-size: 48px;
    display: block;
    margin-bottom: 12px;
}

.cert-preview-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-silver-700);
}

.cert-gallery-nav {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
}

.gallery-nav-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: white;
    border: 1px solid var(--color-silver-200);
    font-size: 18px;
    color: var(--color-silver-600);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.gallery-nav-btn:hover {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

/* ========================================
   资质证书详情展示 section
   ======================================== */
.certificates-section {
    padding: 100px 24px;
    background: white;
}

.cert-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin: 48px 0;
    flex-wrap: wrap;
}

.cert-tab {
    padding: 12px 32px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-silver-600);
    background: var(--color-silver-100);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.cert-tab:hover {
    color: var(--color-accent);
    background: rgba(102, 126, 234, 0.05);
}

.cert-tab.active {
    color: white;
    background: var(--gradient-primary);
    box-shadow: var(--shadow-md);
}

.cert-panel {
    display: none;
    max-width: 1400px;
    margin: 0 auto;
    animation: fadeIn 0.4s ease;
}

.cert-panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 证书详情卡片 */
.cert-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.cert-detail-card {
    display: flex;
    gap: 24px;
    background: var(--color-silver-50);
    border-radius: var(--radius-xl);
    padding: 32px;
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-base);
}

.cert-detail-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--color-accent);
}

.cert-detail-preview {
    flex-shrink: 0;
    width: 100px;
    height: 120px;
    background: white;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-silver-200);
    position: relative;
}

.cert-detail-preview.partner {
    border-color: rgba(102, 126, 234, 0.3);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
}

.cert-file-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.cert-file-type {
    font-size: 11px;
    font-weight: 600;
    color: var(--color-accent);
    padding: 2px 8px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: var(--radius-sm);
}

.cert-detail-info {
    flex: 1;
}

.cert-detail-info h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 8px;
}

.cert-issuer {
    font-size: 13px;
    color: var(--color-silver-500);
    margin-bottom: 12px;
}

.cert-desc {
    font-size: 14px;
    color: var(--color-silver-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 13px;
}

/* 软件著作权网格 */
.copyright-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.copyright-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--color-silver-50);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    border: 1px solid var(--color-silver-200);
    cursor: pointer;
    transition: all var(--transition-base);
}

.copyright-card:hover {
    background: white;
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
    transform: translateX(8px);
}

.copyright-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-silver-200);
}

.copyright-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-silver-700);
    line-height: 1.4;
}

.copyright-more {
    text-align: center;
    margin-top: 48px;
}

/* ========================================
   证书图片展示样式
   ======================================== */

/* 专利证书展示 */
.cert-image-showcase {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}

.cert-image-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.cert-image-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.cert-image-card img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    background: var(--color-silver-50);
}

.cert-image-card.large {
    border-radius: var(--radius-xl);
}

.cert-image-card.large img {
    max-height: 500px;
}

.cert-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px 20px 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: white;
    font-size: 14px;
    font-weight: 500;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.cert-image-card:hover .cert-image-overlay {
    opacity: 1;
}

/* 证书信息框 */
.cert-info-box {
    background: var(--color-silver-50);
    border-radius: var(--radius-xl);
    padding: 32px;
    border: 1px solid var(--color-silver-200);
}

.cert-info-box h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 12px;
}

.cert-info-box .cert-issuer {
    font-size: 14px;
    color: var(--color-silver-500);
    margin-bottom: 16px;
}

.cert-info-box .cert-desc {
    font-size: 15px;
    color: var(--color-silver-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

.cert-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.cert-tag {
    padding: 6px 14px;
    background: white;
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
}

/* 合作伙伴证书网格 */
.cert-partner-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

.cert-partner-grid .cert-image-card {
    aspect-ratio: 4/3;
}

.cert-partner-grid .cert-image-card img {
    height: 100%;
    object-fit: contain;
    padding: 16px;
    background: white;
}

/* 合作伙伴信息网格 */
.partner-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.partner-info-card {
    background: var(--color-silver-50);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-base);
}

.partner-info-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.partner-info-card .partner-icon浪潮 {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #667eea;
}

.partner-info-card .partner-icon紫光恒越 {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #10b981;
}

.partner-info-card .partner-icon超聚变 {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8b5cf6;
}

.partner-info-card h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-silver-900);
    margin-bottom: 8px;
}

.partner-info-card p {
    font-size: 14px;
    color: var(--color-silver-600);
    line-height: 1.6;
}

/* 软件著作权图片网格 */
.copyright-image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.copyright-image-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    aspect-ratio: 3/2;
}

.copyright-image-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.copyright-image-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    background: var(--color-silver-50);
}

.copyright-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px 12px 12px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.copyright-image-card:hover .copyright-image-overlay {
    opacity: 1;
}

.copyright-image-overlay span {
    color: white;
    font-size: 12px;
    font-weight: 500;
    text-align: center;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 软著卡片显示动画 */
.copyright-image-card.fade-in-visible {
    animation: fadeInCard 0.4s ease forwards;
}

@keyframes fadeInCard {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 隐藏卡片样式 */
.copyright-image-card.hidden {
    display: none;
}

/* 查看更多按钮居中 */
.copyright-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 24px 0;
    width: 100%;
}

.copyright-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.copyright-actions .btn svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-base);
}

.copyright-actions .btn:hover svg {
    transform: translateY(2px);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .copyright-actions {
        margin: 20px 0;
    }

    .copyright-actions .btn {
        padding: 10px 20px;
        font-size: 13px;
        width: auto;
        min-width: 160px;
    }

    .copyright-actions .btn svg {
        width: 14px;
        height: 14px;
    }
}

@media (max-width: 480px) {
    .copyright-actions {
        margin: 16px 0;
    }

    .copyright-actions .btn {
        padding: 10px 16px;
        font-size: 12px;
        width: calc(100% - 32px);
        max-width: 280px;
    }

    .copyright-actions .btn svg {
        width: 12px;
        height: 12px;
    }
}

/* 软件著作权总结 */
.copyright-summary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    max-width: 600px;
    margin: 48px auto 0;
    padding: 24px 32px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.copyright-summary .summary-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.copyright-summary .summary-text {
    text-align: left;
}

.copyright-summary .summary-text strong {
    display: block;
    font-size: 16px;
    color: var(--color-silver-900);
    margin-bottom: 4px;
}

.copyright-summary .summary-text span {
    font-size: 14px;
    color: var(--color-silver-600);
}

/* ========================================
   图片弹窗（Lightbox）
   ======================================== */
.cert-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: lightboxFadeIn 0.3s ease;
    backdrop-filter: blur(5px);
}

.cert-lightbox.hidden {
    display: none;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    animation: lightboxZoomIn 0.3s ease;
}

.lightbox-title {
    margin-top: 20px;
    font-size: 16px;
    font-weight: 500;
    color: white;
    text-align: center;
    animation: lightboxFadeIn 0.3s ease 0.1s both;
}

.lightbox-close {
    position: fixed;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 28px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    z-index: 10001;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.lightbox-nav:hover {
    background: var(--color-accent);
}

.lightbox-prev {
    left: 24px;
}

.lightbox-next {
    right: 24px;
}

.lightbox-counter {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: var(--radius-full);
    color: white;
    font-size: 14px;
}

@keyframes lightboxFadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes lightboxZoomIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* ========================================
   核心技术能力展示
   ======================================== */
.core-tech-section {
    padding: 100px 24px;
    background: white;
}

.tech-capabilities {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.tech-capability-card {
    display: flex;
    gap: 32px;
    background: var(--color-silver-50);
    border-radius: var(--radius-xl);
    padding: 40px;
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-base);
}

.tech-capability-card:hover {
    background: white;
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.capability-visual {
    flex-shrink: 0;
}

.capability-icon-wrapper {
    position: relative;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.capability-icon {
    font-size: 48px;
    z-index: 1;
}

.capability-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px dashed var(--color-accent);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.capability-content {
    flex: 1;
}

.capability-content h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 12px;
}

.capability-desc {
    font-size: 15px;
    color: var(--color-silver-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

.capability-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.capability-features li {
    padding: 6px 14px;
    background: white;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--color-silver-600);
}

.capability-stats {
    display: flex;
    gap: 32px;
}

.cap-stat {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.cap-stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-accent);
}

.cap-stat-unit {
    font-size: 14px;
    color: var(--color-accent);
}

.cap-stat-label {
    font-size: 13px;
    color: var(--color-silver-500);
    margin-left: 8px;
}

/* ========================================
   技术生态展示
   ======================================== */
.tech-ecosystem-section {
    padding: 100px 24px;
    background: var(--color-silver-100);
}

.ecosystem-showcase {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.ecosystem-category {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-sm);
}

.category-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-silver-200);
}

.category-icon {
    font-size: 28px;
}

.category-items {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.eco-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--color-silver-50);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.eco-item:hover {
    background: var(--color-accent);
    color: white;
    transform: translateY(-2px);
}

.eco-item-icon {
    font-size: 24px;
}

.eco-item-name {
    font-size: 14px;
    font-weight: 500;
}

/* 部署模式特殊样式 */
.deploy-items {
    gap: 12px;
}

.deploy-mode {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    background: var(--color-silver-50);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
    min-width: 100px;
}

.deploy-mode:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-4px);
}

.deploy-icon {
    font-size: 28px;
}

.deploy-name {
    font-size: 13px;
    font-weight: 500;
}

/* ========================================
   技术专家团队
   ======================================== */
.tech-team-section {
    padding: 100px 24px;
    background: white;
}

.team-showcase {
    max-width: 1200px;
    margin: 0 auto;
}

.team-stats-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    padding: 32px;
    background: var(--gradient-silver);
    border-radius: var(--radius-xl);
    margin-bottom: 48px;
    border: 1px solid var(--color-silver-200);
}

.team-stat {
    text-align: center;
}

.team-stat-value {
    display: block;
    font-size: 48px;
    font-weight: 800;
    color: var(--color-silver-900);
}

.team-stat-suffix {
    font-size: 24px;
    font-weight: 600;
    color: var(--color-accent);
}

.team-stat-label {
    display: block;
    font-size: 14px;
    color: var(--color-silver-600);
    margin-top: 4px;
}

.team-divider {
    width: 1px;
    height: 50px;
    background: var(--color-silver-300);
}

.team-members {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.team-member-card {
    background: var(--color-silver-50);
    border-radius: var(--radius-xl);
    padding: 28px;
    text-align: center;
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-base);
}

.team-member-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.member-avatar {
    margin-bottom: 20px;
}

.avatar-placeholder {
    width: 80px;
    height: 80px;
    background: var(--color-silver-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin: 0 auto;
}

.member-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 4px;
}

.member-role {
    display: block;
    font-size: 14px;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 12px;
}

.member-exp {
    font-size: 13px;
    color: var(--color-silver-600);
    line-height: 1.6;
    margin-bottom: 16px;
}

.member-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
}

.member-tag {
    padding: 4px 12px;
    background: white;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-full);
    font-size: 12px;
    color: var(--color-silver-600);
}

.team-cta {
    text-align: center;
    padding: 40px;
    background: var(--color-silver-100);
    border-radius: var(--radius-xl);
}

.team-cta-text {
    font-size: 18px;
    color: var(--color-silver-700);
    margin-bottom: 24px;
}

/* ========================================
   CMS可编辑基础设施布局
   ======================================== */
.hardware-section {
    padding: 100px 24px;
    background: white;
}

.cms-editable-section {
    max-width: 1400px;
    margin: 0 auto 60px;
}

.infrastructure-block {
    margin-bottom: 80px;
}

.infrastructure-block:last-of-type {
    margin-bottom: 60px;
}

.infrastructure-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.infrastructure-layout.reverse {
    direction: rtl;
}

.infrastructure-layout.reverse>* {
    direction: ltr;
}

.infrastructure-image {
    position: relative;
}

.infrastructure-img-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.cms-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-silver-200), var(--color-silver-300));
    display: flex;
    align-items: center;
    justify-content: center;
}

.cms-upload-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cms-image-fallback {
    text-align: center;
    color: var(--color-silver-500);
}

.cms-fallback-icon {
    font-size: 56px;
    display: block;
    margin-bottom: 16px;
}

.cms-fallback-text {
    font-size: 18px;
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
}

.cms-fallback-hint {
    font-size: 12px;
    opacity: 0.7;
}

.infrastructure-img-overlay {
    position: absolute;
    top: 20px;
    left: 20px;
}

.img-badge {
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-silver-800);
    box-shadow: var(--shadow-md);
}

.infrastructure-content {
    padding: 20px 0;
}

.infrastructure-header {
    margin-bottom: 24px;
}

.infrastructure-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.infrastructure-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 16px;
}

.infrastructure-description {
    margin-bottom: 24px;
}

.infrastructure-description p {
    font-size: 15px;
    color: var(--color-silver-600);
    line-height: 1.8;
    margin-bottom: 12px;
}

.infrastructure-description p:last-child {
    margin-bottom: 0;
}

.infrastructure-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 28px;
}

.infra-stat {
    display: flex;
    flex-direction: column;
}

.infra-stat-value {
    font-size: 36px;
    font-weight: 800;
    color: var(--color-silver-900);
}

.infra-stat-unit {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-accent);
    margin-left: 4px;
}

.infra-stat-label {
    font-size: 13px;
    color: var(--color-silver-500);
}

.infrastructure-specs {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
}

.spec-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--color-silver-50);
    border-radius: var(--radius-lg);
}

.spec-item .spec-icon {
    font-size: 28px;
}

.spec-content {
    display: flex;
    flex-direction: column;
}

.spec-content .spec-title {
    font-size: 13px;
    color: var(--color-silver-500);
}

.spec-content .spec-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-silver-800);
}

.infrastructure-btn {
    display: inline-flex;
}

/* 核心指标汇总 */
.infrastructure-summary {
    background: var(--color-silver-100);
    border-radius: var(--radius-xl);
    padding: 48px;
}

.summary-title {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 40px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.summary-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.summary-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.summary-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.summary-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.summary-value .counter {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-silver-900);
}

.summary-value .unit {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-accent);
}

.summary-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-silver-800);
    margin-bottom: 4px;
}

.summary-detail {
    font-size: 13px;
    color: var(--color-silver-500);
}

/* ========================================
   IaaS服务层
   ======================================== */
.iaas-section {
    padding: 100px 24px;
    background: var(--color-silver-100);
}

.services-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-silver-200);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.service-icon {
    font-size: 48px;
    /* margin-bottom: 20px; */
    display: block;
}

.service-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin: 12px 0;
}

.service-description {
    font-size: 14px;
    color: var(--color-silver-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.service-features li {
    padding: 4px 12px;
    background: var(--color-silver-100);
    color: var(--color-silver-600);
    font-size: 12px;
    border-radius: var(--radius-full);
}

.service-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-accent);
}

.service-link:hover {
    color: var(--color-accent-dark);
}

/* ========================================
   PaaS平台层
   ======================================== */
.paas-section {
    padding: 100px 24px;
    background: white;
}

.platform-showcase {
    max-width: 1200px;
    margin: 0 auto 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.platform-visual {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

.platform-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border: 2px dashed var(--color-silver-300);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.platform-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.platform-icon {
    font-size: 36px;
}

.platform-label {
    font-size: 12px;
    font-weight: 700;
    color: white;
}

.platform-orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 400px;
    height: 400px;
    transform: translate(-50%, -50%);
}

.orbit-item {
    position: absolute;
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.orbit-item:hover {
    transform: scale(1.2);
    box-shadow: var(--shadow-lg);
}

.orbit-1 .orbit-item {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    animation: orbit 8s linear infinite;
}

.orbit-2 .orbit-item {
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    animation: orbit 10s linear infinite reverse;
}

.orbit-3 .orbit-item {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    animation: orbit 12s linear infinite;
}

.orbit-4 .orbit-item {
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    animation: orbit 14s linear infinite reverse;
}

@keyframes rotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes orbit {
    from {
        transform: translateX(-50%) rotate(0deg) translateX(170px) rotate(0deg);
    }

    to {
        transform: translateX(-50%) rotate(360deg) translateX(170px) rotate(-360deg);
    }
}

.platform-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.platform-feature {
    padding: 24px;
    background: var(--color-silver-50);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.platform-feature:hover {
    background: var(--color-silver-100);
    transform: translateX(8px);
}

.platform-feature h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 8px;
}

.platform-feature p {
    font-size: 14px;
    color: var(--color-silver-600);
    line-height: 1.6;
}

.capability-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.capability-card {
    padding: 32px;
    background: var(--gradient-silver);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-base);
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.capability-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.capability-icon {
    font-size: 32px;
}

.capability-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
}

.capability-card p {
    font-size: 14px;
    color: var(--color-silver-600);
    line-height: 1.7;
}

/* ========================================
   解决方案
   ======================================== */
.solutions-section {
    padding: 100px 24px;
    background: var(--color-silver-100);
}

.solutions-tabs {
    max-width: 1000px;
    margin: 0 auto 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: white;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-silver-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.tab-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
}

.tab-icon {
    font-size: 18px;
}

.solutions-content {
    max-width: 1200px;
    margin: 0 auto;
}

.solution-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    background: white;
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: var(--shadow-lg);
}

.solution-panel.active {
    display: grid;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.solution-info h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 16px;
}

.solution-info>p {
    font-size: 16px;
    color: var(--color-silver-600);
    line-height: 1.7;
    margin-bottom: 24px;
}

.solution-features {
    margin-bottom: 32px;
}

.solution-features li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--color-silver-700);
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.solution-actions {
    display: flex;
    gap: 16px;
}

.solution-demo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-preview {
    width: 100%;
    background: var(--color-silver-900);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.demo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--color-silver-800);
}

.demo-title {
    font-size: 13px;
    color: var(--color-silver-300);
}

.demo-controls {
    display: flex;
    gap: 6px;
}

.demo-controls span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-silver-600);
}

.demo-body {
    padding: 24px;
}

.chart-placeholder {
    height: 120px;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(102, 126, 234, 0.2) 50%,
            transparent 100%);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.chart-line {
    position: absolute;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
    animation: chartAnim 2s ease-in-out infinite;
}

.chart-line:nth-child(1) {
    width: 60%;
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.chart-line:nth-child(2) {
    width: 80%;
    top: 50%;
    left: 10%;
    animation-delay: 0.3s;
}

.chart-line:nth-child(3) {
    width: 50%;
    top: 70%;
    left: 30%;
    animation-delay: 0.6s;
}

@keyframes chartAnim {

    0%,
    100% {
        transform: scaleX(1);
        opacity: 1;
    }

    50% {
        transform: scaleX(0.9);
        opacity: 0.7;
    }
}

.data-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.data-card {
    background: var(--color-silver-800);
    padding: 16px;
    border-radius: var(--radius-md);
    text-align: center;
}

.data-label {
    display: block;
    font-size: 12px;
    color: var(--color-silver-400);
    margin-bottom: 4px;
}

.data-value {
    font-size: 20px;
    font-weight: 700;
    color: white;
}

/* 聊天预览 */
.chat-preview {
    width: 100%;
    background: white;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--color-silver-200);
}

.chat-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-silver-800);
}

.chat-status {
    font-size: 12px;
    color: #10b981;
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
}

.chat-messages {
    padding: 16px;
    max-height: 280px;
    overflow-y: auto;
}

.chat-message {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.chat-message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 36px;
    height: 36px;
    background: var(--color-silver-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.message-content {
    max-width: 75%;
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    background: var(--color-silver-100);
}

.chat-message.user .message-content {
    background: var(--gradient-primary);
    color: white;
}

.message-content p {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 4px;
}

.message-time {
    font-size: 11px;
    opacity: 0.7;
}

.chat-input {
    display: flex;
    gap: 8px;
    padding: 16px;
    border-top: 1px solid var(--color-silver-200);
}

.chat-input input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition-fast);
}

.chat-input input:focus {
    border-color: var(--color-accent);
}

.send-btn {
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
}

/* 调度器预览 */
.scheduler-preview {
    width: 100%;
}

.scheduler-map {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.region-node {
    padding: 24px;
    background: var(--color-silver-900);
    border-radius: var(--radius-lg);
    text-align: center;
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.region-node:hover {
    transform: scale(1.05);
}

.region-name {
    display: block;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.region-load {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-accent);
}

.scheduler-stats {
    background: var(--color-silver-800);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-silver-700);
    color: var(--color-silver-300);
    font-size: 14px;
}

.stat-row:last-child {
    border-bottom: none;
}

.stat-row span:last-child {
    font-weight: 600;
    color: white;
}

/* 模型预览 */
.model-preview {
    width: 100%;
}

.model-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 24px;
    background: var(--color-silver-100);
    border-radius: var(--radius-lg);
}

.step-icon {
    font-size: 32px;
}

.step-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-silver-700);
}

.flow-arrow {
    font-size: 24px;
    color: var(--color-silver-400);
}

.model-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.model-card {
    padding: 16px;
    background: var(--color-silver-100);
    border-radius: var(--radius-md);
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-silver-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.model-card:hover {
    background: var(--gradient-primary);
    color: white;
}

/* Agent预览 */
.agent-preview {
    width: 100%;
}

.agent-canvas {
    background: var(--color-silver-900);
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.agent-node {
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    color: white;
}

.agent-node.start {
    background: #10b981;
}

.agent-node.process {
    background: #3b82f6;
}

.agent-node.decision {
    background: #f59e0b;
    transform: rotate(0deg);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    padding: 32px 48px;
}

.agent-node.action {
    background: #8b5cf6;
}

.agent-connector {
    width: 2px;
    height: 24px;
    background: var(--color-silver-600);
}

.agent-connector.branch {
    width: 60px;
    height: 2px;
    margin-left: -30px;
}

.agent-hint {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
    color: var(--color-silver-500);
}

/* GPU定价 */
.gpu-pricing {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.pricing-card {
    background: var(--color-silver-50);
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--transition-fast);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
}

.pricing-header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-silver-200);
}

.featured .pricing-header {
    border-color: rgba(255, 255, 255, 0.2);
}

.gpu-name {
    display: block;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.gpu-price {
    font-size: 36px;
    font-weight: 700;
}

.per-hour {
    font-size: 14px;
    font-weight: 400;
    opacity: 0.8;
}

.gpu-specs {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gpu-specs li {
    font-size: 13px;
    padding-left: 20px;
    position: relative;
}

.gpu-specs li::before {
    content: '•';
    position: absolute;
    left: 0;
}

.pricing-card:not(.featured) .gpu-specs li::before {
    color: var(--color-accent);
}

/* ========================================
   客户案例
   ======================================== */
.cases-section {
    padding: 100px 24px;
    background: white;
}

.cases-slider {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.case-card {
    padding: 32px;
    background: var(--color-silver-50);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    cursor: pointer;
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.case-logo {
    font-size: 48px;
    margin-bottom: 20px;
}

.case-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 12px;
}

.case-card p {
    font-size: 14px;
    color: var(--color-silver-600);
    line-height: 1.7;
    margin-bottom: 16px;
}

.case-industry {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
}

/* ========================================
   合作伙伴
   ======================================== */
.partners-section {
    padding: 80px 24px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.partners-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    padding: 20px;
}

.partner-item {
    padding: 20px 32px;
    /* background: white; */
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    /* box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06); */
    transition: all var(--transition-base);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.partner-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.03), rgba(118, 75, 162, 0.03));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.partner-item:hover::before {
    opacity: 1;
}

.partner-item:hover {
    transform: translateY(-12px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.3);
}

.partner-logo-wrapper {
    width: 120px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(248, 250, 252, 0.8);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.partner-item:hover .partner-logo-wrapper {
    background: white;
    transform: scale(1.05);
}

.partner-logo-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: all var(--transition-base);
    filter: grayscale(0.3);
}

.partner-item:hover .partner-logo-img {
    filter: grayscale(0);
    transform: scale(1.1);
}

.partner-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-silver-700);
    text-align: center;
    transition: color var(--transition-base);
}

.partner-item:hover .partner-name {
    color: var(--color-accent);
    font-weight: 700;
}

/* Legacy support for old SVG logos */
.partner-logo {
    transition: all var(--transition-base);
}

.partner-item:hover .partner-logo {
    transform: scale(1.1);
}

.partner-item:hover .partner-logo text {
    opacity: 0.8;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .partners-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 24px;
    }

    .partner-item {
        padding: 32px 24px;
    }

    .partner-logo-wrapper {
        width: 100px;
        height: 70px;
    }
}

@media (max-width: 768px) {
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .partner-item {
        padding: 24px 16px;
    }

    .partner-logo-wrapper {
        width: 80px;
        height: 60px;
    }

    .partner-name {
        font-size: 14px;
    }
}


/* ========================================
   联系我们
   ======================================== */
.contact-section {
    padding: 100px 24px;
    background: var(--gradient-dark);
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
}

.contact-info>p {
    font-size: 18px;
    color: var(--color-silver-400);
    margin-bottom: 40px;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--color-silver-300);
    font-size: 15px;
}

.contact-icon {
    font-size: 24px;
}

.contact-form {
    background: white;
    border-radius: var(--radius-xl);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-md);
    font-size: 15px;
    outline: none;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ========================================
   页脚
   ======================================== */
.footer {
    background: var(--color-silver-900);
    padding: 60px 24px 24px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-silver-800);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
}

.footer-brand p {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--color-silver-500);
}

.footer-brand .logo-icon img {
    height: 20px;
    width: auto;
    vertical-align: middle;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    font-size: 14px;
    color: var(--color-silver-500);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 13px;
    color: var(--color-silver-600);
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    font-size: 13px;
    color: var(--color-silver-500);
}

.footer-social a:hover {
    color: white;
}

/* ========================================
   智能客服模块
   ======================================== */
.chatbot-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    z-index: 9999;
    transition: all var(--transition-base);
}

@media (max-width: 768px) {
    .chatbot-toggle {
        right: 24px !important;
        transform: scale(1) !important;
        animation: none !important;
        transition: transform 0.3s ease !important;
    }

    .chatbot-toggle:hover {
        transform: scale(1.1) !important;
    }
}

.chatbot-toggle:hover {
    transform: scale(1.1);
}

.chatbot-icon {
    font-size: 28px;
}

.chatbot-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    background: #ef4444;
    border-radius: 50%;
    font-size: 11px;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-panel {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 400px;
    height: 560px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    z-index: 10000;
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-panel.active {
    display: flex;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.chatbot-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--gradient-primary);
    color: white;
}

.chatbot-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-right: auto;
}

.chatbot-avatar {
    font-size: 32px;
}

.chatbot-info {
    display: flex;
    flex-direction: column;
}

.chatbot-name {
    font-size: 15px;
    font-weight: 600;
}

.chatbot-status {
    font-size: 12px;
    opacity: 0.8;
}

.chatbot-controls {
    display: flex;
    gap: 8px;
    align-items: center;
}

.chatbot-control-btn {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.chatbot-control-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.chatbot-control-btn:active {
    transform: scale(0.95);
}

.chatbot-close {
    font-size: 28px;
    color: white;
    line-height: 1;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.chatbot-close:hover {
    opacity: 1;
}

/* 窗口尺寸状态 */
.chatbot-panel.maximized {
    width: 600px !important;
    height: 700px !important;
}

.chatbot-panel.fullscreen {
    width: 100vw !important;
    height: 100vh !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    border-radius: 0 !important;
    max-width: none !important;
}

/* 按钮显示/隐藏规则 */
/* Normal状态：隐藏minimize按钮 */
.chatbot-panel:not(.maximized):not(.fullscreen) #chatbotMinimize {
    display: none;
}

/* Maximized状态：隐藏maximize按钮 */
.chatbot-panel.maximized #chatbotMaximize {
    display: none;
}

/* Fullscreen状态：只显示minimize按钮 */
.chatbot-panel.fullscreen #chatbotMaximize,
.chatbot-panel.fullscreen #chatbotFullscreen {
    display: none;
}

/* 移动端：隐藏maximize按钮，只保留全屏和小窗模式 */
@media (max-width: 768px) {
    #chatbotMaximize {
        display: none !important;
    }

    .chatbot-panel.maximized {
        /* 移动端不应该出现maximized状态，但为了安全起见设置为normal */
        width: 400px !important;
        height: 560px !important;
    }
}


.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: var(--color-silver-50);
}

.chatbot-welcome {
    text-align: center;
    padding: 40px 20px;
}

.welcome-icon {
    font-size: 48px;
    display: block;
    margin-bottom: 16px;
}

.chatbot-welcome p {
    font-size: 15px;
    color: var(--color-silver-700);
    margin-bottom: 8px;
}

.welcome-hint {
    font-size: 13px;
    color: var(--color-silver-500);
}

.chatbot-message {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.chatbot-message.user {
    flex-direction: row-reverse;
    justify-content: flex-start;
}

.chatbot-msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.chatbot-message.bot .chatbot-msg-avatar {
    background: var(--color-silver-200);
}

.chatbot-message.user .chatbot-msg-avatar {
    display: none;
}

.chatbot-msg-content {
    max-width: 95%;
    padding: 12px 16px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    line-height: 1.6;
}

.chatbot-message.bot .chatbot-msg-content {
    background: white;
    color: var(--color-silver-800);
    box-shadow: var(--shadow-sm);
}

.chatbot-message.user .chatbot-msg-content {
    background: var(--gradient-primary);
    color: white;
}

.chatbot-msg-content details {
    display: none;
}

.chatbot-msg-time {
    font-size: 11px;
    opacity: 0.7;
    margin-top: 4px;
}

.chatbot-input-area {
    display: flex;
    gap: 8px;
    padding: 16px;
    border-top: 1px solid var(--color-silver-200);
}

.chatbot-input-area input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
}

.chatbot-input-area input:focus {
    border-color: var(--color-accent);
}

.chatbot-input-area button {
    padding: 12px 20px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
}

.chatbot-quick-actions {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    background: var(--color-silver-100);
    flex-wrap: wrap;
}

.quick-action {
    padding: 8px 16px;
    background: white;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--color-silver-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quick-action:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ========================================
   语音电话面板
   ======================================== */
.voice-call-panel {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #f6d7ff 0%, #e1f0ff 50%, #f7e6ff 100%);
    display: none;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 20px 20px 28px;
    z-index: 20;
    overflow: hidden;
}

.voice-call-panel.active {
    display: flex;
    animation: fadeIn 0.25s ease;
}

.voice-call-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: rgba(0, 0, 0, 0.7);
}

.voice-call-dots {
    font-size: 18px;
    letter-spacing: 2px;
}

.voice-call-badge {
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    font-weight: 600;
    color: rgba(0, 0, 0, 0.75);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(6px);
}

.voice-call-text-btn {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.55);
    color: rgba(0, 0, 0, 0.75);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.08);
}

.voice-call-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    width: 100%;
}

.voice-call-orb {
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #fff3b0, #f4a8ff 40%, #8fd3ff 75%);
    box-shadow: 0 24px 50px rgba(153, 112, 255, 0.25);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.voice-call-status {
    font-size: 18px;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 600;
}

.voice-call-substatus {
    font-size: 13px;
    color: rgba(0, 0, 0, 0.45);
}

.voice-call-controls {
    display: flex;
    gap: 24px;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.voice-call-control-btn {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.7);
    color: #2b2b2b;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.voice-call-control-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 28px rgba(0, 0, 0, 0.16);
}

.voice-call-control-btn.mute.is-muted {
    background: rgba(255, 255, 255, 0.95);
    color: #ef4444;
}

.voice-call-control-btn.hangup {
    background: #ff5a5a;
    color: white;
}

@media (max-width: 768px) {
    .voice-call-panel {
        padding: 16px 16px 22px;
    }

    .voice-call-orb {
        width: 180px;
        height: 180px;
    }

    .voice-call-control-btn {
        width: 56px;
        height: 56px;
    }
}

/* ========================================
   数据分析演示入口
   ======================================== */
.demo-entry {
    position: fixed;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    cursor: pointer;
    transition: all var(--transition-base);
}

.demo-entry:hover {
    transform: translateY(-50%) scale(1.05);
}

.demo-entry-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--color-accent);
}

.demo-entry-icon {
    font-size: 24px;
}

.demo-entry-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-silver-800);
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1200px) {
    .hero-visual {
        display: none;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .capability-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .solution-panel {
        grid-template-columns: 1fr;
    }

    .cases-slider {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 技术认证 */
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ip-showcase {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 核心技术能力 */
    .tech-capabilities {
        grid-template-columns: 1fr;
    }

    /* 技术生态 */
    .ecosystem-showcase {
        grid-template-columns: 1fr;
    }

    /* 技术团队 */
    .team-members {
        grid-template-columns: repeat(2, 1fr);
    }

    .team-stats-bar {
        flex-wrap: wrap;
        gap: 24px;
    }

    /* CMS基础设施 */
    .infrastructure-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .infrastructure-layout.reverse {
        direction: ltr;
    }

    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-actions {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 40px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .platform-showcase {
        grid-template-columns: 1fr;
    }

    .platform-visual {
        width: 300px;
        height: 300px;
    }

    .platform-orbit {
        width: 300px;
        height: 300px;
    }

    .hardware-gallery {
        grid-template-columns: 1fr;
    }

    .gallery-main {
        grid-row: span 1;
    }

    .spec-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .footer-main {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 技术认证 */
    .cert-grid {
        grid-template-columns: 1fr;
    }

    .ip-showcase {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 核心技术能力 */
    .tech-capability-card {
        flex-direction: column;
        text-align: center;
    }

    .capability-visual {
        margin-bottom: 16px;
    }

    .capability-features {
        justify-content: center;
    }

    .capability-stats {
        justify-content: center;
    }

    /* 技术团队 */
    .team-stat-value {
        font-size: 36px;
    }

    .team-divider {
        display: none;
    }

    .team-members {
        grid-template-columns: repeat(2, 1fr);
    }

    /* CMS基础设施 */
    .infrastructure-title {
        font-size: 28px;
    }

    .infrastructure-stats {
        flex-wrap: wrap;
        gap: 16px;
    }

    .summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .section-title {
        font-size: 28px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .capability-grid {
        grid-template-columns: 1fr;
    }

    .solutions-tabs {
        gap: 8px;
    }

    .tab-btn {
        padding: 10px 16px;
        font-size: 13px;
    }

    .solution-panel {
        padding: 24px;
    }

    .solution-info h3 {
        font-size: 22px;
    }

    .solution-actions {
        flex-direction: column;
    }

    .gpu-pricing {
        grid-template-columns: 1fr;
    }

    .cases-slider {
        grid-template-columns: 1fr;
    }

    .partners-grid {
        gap: 24px;
    }

    .partner-item {
        padding: 16px 32px;
        font-size: 14px;
    }

    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .footer-column h4 {
        font-size: 12px;
        margin-bottom: 12px;
    }

    .footer-column ul {
        gap: 8px;
    }

    .footer-column a {
        font-size: 12px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .chatbot-panel {
        right: 16px;
        left: 16px;
        width: auto;
        bottom: 90px;
    }

    .demo-entry {
        display: none;
    }

    /* 技术认证 */
    .ip-showcase {
        grid-template-columns: 1fr;
    }

    .cert-gallery-nav {
        display: none;
    }

    .cert-gallery-track {
        overflow-x: scroll;
    }

    .cert-gallery-track::-webkit-scrollbar {
        display: block;
        height: 4px;
    }

    .cert-gallery-track::-webkit-scrollbar-thumb {
        background: var(--color-silver-400);
        border-radius: 2px;
    }

    /* 核心技术能力 */
    .tech-capability-card {
        padding: 24px;
    }

    .capability-icon-wrapper {
        width: 80px;
        height: 80px;
    }

    .capability-icon {
        font-size: 36px;
    }

    .capability-content h3 {
        font-size: 20px;
    }

    /* 技术生态 */
    .ecosystem-category {
        padding: 24px;
    }

    .category-title {
        font-size: 18px;
    }

    .category-items {
        gap: 12px;
    }

    .eco-item {
        padding: 10px 16px;
    }

    /* 技术团队 */
    .team-stats-bar {
        padding: 24px;
        gap: 24px;
    }

    .team-stat-value {
        font-size: 32px;
    }

    .team-members {
        grid-template-columns: 1fr;
    }

    .team-cta {
        padding: 24px;
    }

    .team-cta-text {
        font-size: 16px;
    }

    /* CMS基础设施 */
    .infrastructure-block {
        margin-bottom: 48px;
    }

    .infrastructure-title {
        font-size: 24px;
    }

    .infrastructure-specs {
        gap: 12px;
    }

    .spec-item {
        padding: 12px 16px;
    }

    .infra-stat-value {
        font-size: 28px;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }

    .summary-card {
        padding: 24px;
    }

    .summary-value .counter {
        font-size: 36px;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 16px;
        height: 60px;
    }

    .hero {
        padding: 100px 16px 60px;
    }

    .hero-title {
        font-size: 28px;
    }

    .stat-value {
        font-size: 28px;
    }

    .stack-layer {
        padding: 24px 20px;
    }

    .layer-visual {
        justify-content: center;
    }

    .tech-node {
        padding: 10px 16px;
        font-size: 13px;
    }

    .solution-panel {
        padding: 20px;
    }

    .model-flow {
        flex-direction: column;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .contact-form {
        padding: 24px;
    }

    /* 新增区块移动端 */
    .certification-section,
    .core-tech-section,
    .tech-ecosystem-section,
    .tech-team-section,
    .hardware-section {
        padding: 60px 16px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .cert-card {
        padding: 20px;
    }

    .ip-card {
        padding: 24px;
    }

    .ip-value .counter {
        font-size: 36px;
    }

    .ecosystem-showcase {
        gap: 24px;
    }

    .infrastructure-summary {
        padding: 24px;
    }
}

/* ========================================
   动画增强
   ======================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-delay="0"] {
    transition-delay: 0ms;
}

[data-delay="100"] {
    transition-delay: 100ms;
}

[data-delay="200"] {
    transition-delay: 200ms;
}

[data-delay="300"] {
    transition-delay: 300ms;
}

[data-delay="400"] {
    transition-delay: 400ms;
}

[data-delay="500"] {
    transition-delay: 500ms;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-silver-100);
}

::-webkit-scrollbar-thumb {
    background: var(--color-silver-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-silver-500);
}

/* 选择样式 */
::selection {
    background: rgba(102, 126, 234, 0.2);
    color: var(--color-silver-900);
}

/* ========================================
   全栈技术架构 - 紧凑设计
   ======================================== */
/* ========================================
   技术架构 - 大气版Premium设计
   ======================================== */
/* ========================================
   技术架构 - 大气版Premium设计 (银色/浅色版)
   ======================================== */
.tech-arch-premium {
    position: relative;
    padding: 60px 24px;
    background: radial-gradient(circle at center, #f8fafc 0%, #e2e8f0 100%);
    overflow: hidden;
}

/* 背景动效 */
.arch-bg-effects {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.arch-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: glowPulse 8s ease-in-out infinite;
}

.arch-glow-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-light) 0%, transparent 70%);
    top: -200px;
    left: -200px;
}

.arch-glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #60a5fa 0%, transparent 70%);
    bottom: -150px;
    right: -150px;
    animation-delay: 4s;
}

.arch-grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.6;
}

/* Section Header 浅色主题 */
.tech-arch-premium .section-header {
    position: relative;
    z-index: 10;
    margin-bottom: 40px;
}

.tech-arch-premium .section-badge {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--color-accent);
}

.tech-arch-premium .section-title {
    color: var(--color-silver-900);
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.tech-arch-premium .section-description {
    color: var(--color-silver-600);
    font-size: 16px;
    max-width: 500px;
}

/* 塔式容器 */
.arch-tower-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 10px 0;
}

/* 连接器动画 - 调整位置以适应更紧凑的布局 */
.arch-connectors {
    position: absolute;
    left: 80px;
    top: 0;
    bottom: 0;
    width: 4px;
    z-index: 5;
    opacity: 0.6;
}

.connector-line {
    position: absolute;
    width: 2px;
    background: linear-gradient(180deg,
            var(--color-silver-300) 0%,
            var(--color-accent-light) 50%,
            var(--color-silver-300) 100%);
    border-radius: 2px;
    overflow: hidden;
}

.connector-line.line-1 {
    top: 25%;
    height: 15%;
}

.connector-line.line-2 {
    top: 48%;
    height: 15%;
}

.connector-line.line-3 {
    top: 72%;
    height: 15%;
}

.data-flow {
    position: absolute;
    width: 100%;
    height: 30px;
    background: linear-gradient(180deg,
            transparent 0%,
            var(--color-accent) 50%,
            transparent 100%);
    animation: dataFlowDown 2s ease-in-out infinite;
    border-radius: 2px;
}

.line-2 .data-flow {
    animation-delay: 0.5s;
}

.line-3 .data-flow {
    animation-delay: 1s;
}

/* 层级卡片 - 更精致 */
.arch-layer {
    position: relative;
    border-radius: 16px;
    padding: 0;
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.arch-layer::before {
    /* content: ''; */
    position: absolute;
    /* inset: 0; */
    border-radius: 16px;
    padding: 1px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.2) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    pointer-events: none;
}

.layer-glow {
    position: absolute;
    inset: 0px;
    border-radius: 16px;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: -1;
    background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.8), transparent 70%);
}

.arch-layer:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    background: rgba(255, 255, 255, 0.9);
}

.arch-layer:hover .layer-glow {
    opacity: 1;
}

.layer-content {
    padding: 16px 24px;
    display: flex;
    align-items: center;
    /* 横向排列更好利用空间 */
}

/* 层级头部 */
.layer-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 0;
    width: 240px;
    /* 固定宽度，保证右侧内容对齐 */
    flex-shrink: 0;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
    padding-right: 20px;
}

.layer-icon-wrap {
    position: relative;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #fff 0%, #f3f4f6 100%);
    border-radius: 12px;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
}

.layer-icon {
    font-size: 24px;
    position: relative;
    z-index: 2;
}

.icon-ring {
    display: none;
    /* 简化设计 */
}

.layer-title-group {
    flex: 1;
}

.layer-en {
    display: block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--color-silver-400);
    margin-bottom: 2px;
    text-transform: uppercase;
}

.layer-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin: 0;
}

.layer-badge {
    display: none;
}

/* 层级内容项 */
.layer-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-left: 24px;
    flex: 1;
}

.layer-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.layer-item:hover {
    background: white;
    border-color: var(--color-accent-light);
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.item-icon {
    font-size: 16px;
}

.item-text {
    font-size: 13px;
    font-weight: 700;
    color: inherit;
    white-space: nowrap;
}

/* 各层小模块统一颜色 - 每层使用相同颜色主题 */

/* 定义通用渐变样式 */
.layer-item {
    background: linear-gradient(var(--bg-tint), var(--bg-tint)) padding-box,
        linear-gradient(135deg, var(--g-start), var(--g-end)) border-box;
    border: 1px solid transparent;
    /* 关键：透明边框让border-box渐变显示 */
    color: var(--t-color);
}

.layer-item:hover {
    background: linear-gradient(#fff, #fff) padding-box,
        linear-gradient(135deg, var(--g-start), var(--g-end)) border-box;
    box-shadow: 0 4px 15px var(--shadow-color);
    transform: translateY(-2px);
}

.layer-item .item-icon {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* ========================================
   各层主题色定义 - 差异化配色方案
   ======================================== */

/* Application Layer - 紫色主题 */
.layer-app .layer-item {
    --g-start: #8b5cf6;
    --g-end: #a78bfa;
    --t-color: #7c3aed;
    --bg-tint: #f5f3ff;
    --shadow-color: rgba(139, 92, 246, 0.3);
}

.layer-app .layer-title,
.layer-app .layer-en {
    color: #7c3aed !important;
    opacity: 1 !important;
}

/* Platform Layer - 橙色主题 */
.layer-platform .layer-item {
    --g-start: #f97316;
    --g-end: #fb923c;
    --t-color: #ea580c;
    --bg-tint: #fff7ed;
    --shadow-color: rgba(249, 115, 22, 0.3);
}

.layer-platform .layer-title,
.layer-platform .layer-en {
    color: #ea580c !important;
    opacity: 1 !important;
}

/* Infrastructure Layer - 青色主题 */
.layer-infra .layer-item {
    --g-start: #06b6d4;
    --g-end: #22d3ee;
    --t-color: #0891b2;
    --bg-tint: #ecfeff;
    --shadow-color: rgba(6, 182, 212, 0.3);
}

.layer-infra .layer-title,
.layer-infra .layer-en {
    color: #0891b2 !important;
    opacity: 1 !important;
}

/* Hardware Layer - 深灰蓝色主题 */
.layer-hardware .layer-item {
    --g-start: #475569;
    --g-end: #64748b;
    --t-color: #334155;
    --bg-tint: #f1f5f9;
    --shadow-color: rgba(71, 85, 105, 0.3);
}

.layer-hardware .layer-title,
.layer-hardware .layer-en {
    color: #334155 !important;
    opacity: 1 !important;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .tech-arch-premium {
        padding: 40px 16px;
    }

    .tech-arch-premium .section-title {
        font-size: 32px;
    }

    .arch-connectors {
        display: none;
    }

    .layer-content {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
    }

    .layer-header {
        width: 100%;
        border-right: none;
        padding-right: 0;
        margin-bottom: 16px;
        padding-bottom: 16px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .layer-items {
        padding-left: 0;
    }

    .layer-item {
        flex: 1;
        min-width: 120px;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .layer-icon-wrap {
        width: 40px;
        height: 40px;
    }

    .layer-icon {
        font-size: 20px;
    }

    .layer-title {
        font-size: 16px;
    }

    .layer-badge {
        width: 28px;
        height: 28px;
        font-size: 11px;
    }
}

/* ========================================
   硬件基础设施模块样式
   ======================================== */
.hardware-section {
    padding: 100px 24px;
    background: var(--color-silver-50);
}

/* 选项卡样式 */
.hardware-tabs-container {
    max-width: 1200px;
    margin: 0 auto 40px;
    display: flex;
    justify-content: center;
}

.hardware-tabs {
    display: flex;
    gap: 12px;
    background: white;
    padding: 6px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-silver-200);
}

.h-tab-btn {
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-silver-600);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.h-tab-btn:hover {
    color: var(--color-accent);
}

.h-tab-btn.active {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

/* 内容面板控制 */
.hardware-category-panel {
    display: none;
    max-width: 1200px;
    margin: 0 auto;
}

.hardware-category-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

/* 硬件卡片网格 */
.hardware-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.hardware-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-silver-200);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.hardware-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.hardware-card.full-width {
    grid-column: 1 / -1;
    flex-direction: row;
}

@media (max-width: 991px) {
    .hardware-card.full-width {
        flex-direction: column;
    }
}

/* 图像轮播样式 */
.hardware-visual {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--color-silver-100);
    overflow: hidden;
}

.hardware-card.full-width .hardware-visual {
    width: 65%;
    /* 稍微增加图片比例，减少留白 */
    aspect-ratio: auto;
}

@media (max-width: 991px) {
    .hardware-card.full-width .hardware-visual {
        width: 100%;
        aspect-ratio: 16 / 10;
    }
}

.h-carousel {
    position: relative;
    width: 100%;
    height: 100%;
}

.h-carousel-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.h-carousel-item {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    position: relative;
}

.h-carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.h-carousel-item img.loaded {
    opacity: 1;
}

.h-carousel-item-datacenter {
    flex: 0 0 33%;
    width: 100%;
    height: 100%;
    position: relative;
}

.h-carousel-item-datacenter img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.h-carousel-item-datacenter img.loaded {
    opacity: 1;
}

.h-carousel-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 15px;
    pointer-events: none;
    z-index: 5;
}

.h-carousel-controls button {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    pointer-events: auto;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.h-carousel-controls button:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.h-carousel-indicators {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 5;
}

.h-carousel-indicators .indicator {
    width: 20px;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.h-carousel-indicators .indicator.active {
    background: white;
    width: 30px;
}

/* 硬件信息样式 */
.hardware-info {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.h-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 12px;
}

.h-desc {
    font-size: 14px;
    color: var(--color-silver-600);
    margin-bottom: 20px;
    line-height: 1.6;
}

.h-specs {
    margin-top: auto;
    border-top: 1px solid var(--color-silver-100);
    padding-top: 16px;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 8px 0;
    border-bottom: 1px dashed var(--color-silver-100);
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-row span:first-child {
    color: var(--color-silver-500);
    font-weight: 500;
}

.spec-row span:last-child {
    color: var(--color-silver-800);
    font-weight: 600;
    text-align: right;
    max-width: 70%;
}

/* 汇总部分优化 */
.infrastructure-summary {
    max-width: 1200px;
    margin: 60px auto 0;
    padding: 40px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-silver-200);
}

.summary-title {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--color-silver-900);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   解决方案图片点击放大样式
   ======================================== */
.solution-zoom-item {
    cursor: zoom-in;
    position: relative;
}

.solution-zoom-item::after {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 6;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3Cline x1='11' y1='8' x2='11' y2='14'/%3E%3Cline x1='8' y1='11' x2='14' y2='11'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}

.solution-zoom-item:hover::after {
    opacity: 1;
    transform: scale(1.1);
}

/* 硬件卡片放大功能样式 */
.h-zoom-card {
    cursor: zoom-in;
    position: relative;
}

.h-zoom-card::after {
    content: '\f00e';
    /* search-plus */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 6;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* 如果没有 FontAwesome，使用 SVG 备份 */
.h-zoom-card:not(.fa-ready)::after {
    content: '';
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3Cline x1='11' y1='8' x2='11' y2='14'/%3E%3Cline x1='8' y1='11' x2='14' y2='11'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
}

.h-zoom-card:hover::after {
    opacity: 1;
    transform: scale(1.1);
}

/* 固定高度以保持平衡 */
.hardware-card.full-width {
    min-height: 500px;
}

@media (min-width: 992px) {
    .hardware-card.full-width .hardware-visual {
        min-height: 480px;
        /* 稍微缩减高度以适应内容，减少垂直空白 */
        background: var(--color-silver-50);
    }

    .hardware-card.full-width .h-carousel-item img {
        object-fit: cover;
        /* 使用 cover 让缩略图填满容器，视觉上更饱满 */
        padding: 0;
        /* 移除 padding，让图片紧贴边缘 */
    }

    .hardware-card.full-width .hardware-info {
        height: 480px;
        padding: 40px;
        /* 增加内边距，使文字更居中且易读 */
        overflow-y: auto;
        justify-content: center;
        /* 纵向居中内容 */
    }
}

/* 轮播图指示器优化，防止过长 */
.h-carousel-indicators {
    flex-wrap: wrap;
    justify-content: center;
    max-width: 80%;
}


/* ========================================
   智能化解决方案模块
   ======================================== */
.ai-solutions-section {
    padding: 100px 24px;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f7 50%, #e8eef5 100%);
    position: relative;
    overflow: hidden;
}

.ai-solutions-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(102, 126, 234, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(118, 75, 162, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

/* 解决方案列表容器 */
.ai-solutions-list {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
    position: relative;
    z-index: 1;
}

/* 全宽卡片基础样式 */
.ai-solution-card-full {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.ai-solution-card-full::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #10b981, #3b82f6, #8b5cf6);
    z-index: 1;
}

.ai-solution-card-full:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.3);
}

/* 纯文字卡片样式 */
.ai-solution-card-full.text-only {
    grid-template-columns: 1fr;
}

.ai-solution-card-full.text-only .solution-content-area {
    padding: 40px;
}

.ai-solution-card-full.text-only .solution-advantages {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* 图片在左的卡片 - 增大图片区域比例 */
.ai-solution-card-full.image-left {
    grid-template-columns: 58% 42%;
}

.ai-solution-card-full.image-left .solution-carousel-area {
    order: 1;
}

.ai-solution-card-full.image-left .solution-content-area {
    order: 2;
}

/* 图片在右的卡片 - 增大图片区域比例 */
.ai-solution-card-full.image-right {
    grid-template-columns: 42% 58%;
}

.ai-solution-card-full.image-right .solution-content-area {
    order: 1;
}

.ai-solution-card-full.image-right .solution-carousel-area {
    order: 2;
}

/* 内容区域样式 */
.solution-content-area {
    padding: 28px 32px;
    display: flex;
    flex-direction: column;
}

/* 轮播区域样式 */
.solution-carousel-area {
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    min-height: 480px;
    padding: 10px;
}

.solution-carousel {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.solution-carousel-track {
    display: flex;
    height: 100%;
    transition: transform 0.5s ease;
}

.solution-carousel-item {
    flex: 0 0 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: opacity 0.5s ease;
}

.solution-carousel-item.active {
    opacity: 1;
    position: relative;
}

/* 轮播图中的真实图片样式 */
.solution-carousel-item img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.solution-carousel-item img:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
}

.carousel-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    color: var(--color-silver-400);
    text-align: center;
    width: 100%;
    height: 100%;
    border: 2px dashed rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.5);
    padding: 40px;
}

.carousel-placeholder svg {
    opacity: 0.5;
}

.carousel-placeholder span {
    font-size: 14px;
    font-weight: 500;
}

/* 轮播控制按钮 */
.solution-carousel-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 16px;
    pointer-events: none;
    z-index: 10;
}

.solution-carousel-controls button {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(102, 126, 234, 0.2);
    color: var(--color-silver-700);
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    pointer-events: auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.solution-carousel-controls button:hover {
    background: white;
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: scale(1.1);
}

/* 轮播指示器 */
.solution-carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.solution-carousel-indicators .indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(102, 126, 234, 0.3);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.solution-carousel-indicators .indicator.active {
    background: var(--color-accent);
    transform: scale(1.2);
}

.solution-carousel-indicators .indicator:hover {
    background: var(--color-accent-light);
}

/* 解决方案徽章 */
.solution-badge {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
    width: fit-content;
}

/* 解决方案头部 */
.solution-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.solution-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.solution-icon.security {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(5, 150, 105, 0.15));
    color: #10b981;
}

.solution-icon.analytics {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(37, 99, 235, 0.15));
    color: #3b82f6;
}

.solution-icon.chatbot {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(124, 58, 237, 0.15));
    color: #8b5cf6;
}

.solution-icon.compute {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.15));
    color: #f59e0b;
}

.solution-title-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.solution-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin: 0;
}

.solution-subtitle {
    font-size: 13px;
    color: var(--color-silver-500);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.solution-desc {
    font-size: 15px;
    color: var(--color-silver-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

/* 核心优势列表 */
.solution-advantages {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.solution-advantages.compact {
    grid-template-columns: 1fr;
    gap: 12px;
}

.advantage-item {
    display: flex;
    gap: 12px;
    padding: 16px;
    background: rgba(102, 126, 234, 0.04);
    border-radius: var(--radius-md);
    border: 1px solid rgba(102, 126, 234, 0.08);
    transition: all var(--transition-base);
}

.solution-advantages.compact .advantage-item {
    padding: 12px;
}

.advantage-item:hover {
    background: rgba(102, 126, 234, 0.08);
    border-color: rgba(102, 126, 234, 0.15);
    transform: translateX(4px);
}

.advantage-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
}

.solution-advantages.compact .advantage-icon {
    width: 32px;
    height: 32px;
}

.advantage-content h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-silver-800);
    margin: 0 0 4px 0;
}

.advantage-content p {
    font-size: 12px;
    color: var(--color-silver-500);
    margin: 0;
    line-height: 1.5;
}

/* 功能标签 */
.solution-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.feature-tag {
    padding: 6px 12px;
    background: rgba(102, 126, 234, 0.08);
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--radius-full);
    border: 1px solid rgba(102, 126, 234, 0.15);
    transition: all var(--transition-fast);
}

.feature-tag:hover {
    background: rgba(102, 126, 234, 0.15);
    transform: translateY(-2px);
}

/* 卡片底部 */
.solution-footer {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: auto;
    padding-top: 16px;
}

.solution-demo-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition-base);
}

.solution-demo-btn svg {
    transition: transform var(--transition-fast);
}

.solution-demo-btn:hover svg {
    transform: scale(1.2);
}

.solution-detail-link {
    font-size: 14px;
    color: var(--color-accent);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.solution-detail-link:hover {
    color: var(--color-accent-dark);
    transform: translateX(4px);
}

/* 底部统计数据 */
.ai-solutions-stats {
    max-width: 900px;
    margin: 60px auto 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    padding: 32px 48px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 1;
}

.ai-solutions-stats .stat-item {
    text-align: center;
}

.ai-solutions-stats .stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-silver-900);
    margin-bottom: 4px;
}

.ai-solutions-stats .stat-number .counter {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ai-solutions-stats .stat-text {
    font-size: 14px;
    color: var(--color-silver-500);
    font-weight: 500;
}

.ai-solutions-stats .stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-silver-200);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .ai-solution-card-full {
        grid-template-columns: 1fr !important;
    }

    .ai-solution-card-full.image-left .solution-carousel-area,
    .ai-solution-card-full.image-right .solution-carousel-area {
        order: 1;
        min-height: 400px;
    }

    .solution-carousel-item {
        padding: 15px;
    }

    .ai-solution-card-full.image-left .solution-content-area,
    .ai-solution-card-full.image-right .solution-content-area {
        order: 2;
    }

    .ai-solution-card-full.text-only .solution-advantages {
        grid-template-columns: 1fr;
    }

    .solution-advantages {
        grid-template-columns: 1fr;
    }

    .ai-solutions-stats {
        flex-wrap: wrap;
        gap: 24px;
        padding: 24px;
    }

    .ai-solutions-stats .stat-divider {
        display: none;
    }

    .ai-solutions-stats .stat-item {
        flex: 1;
        min-width: 120px;
    }
}

@media (max-width: 768px) {
    .ai-solutions-section {
        padding: 60px 16px;
    }

    .solution-content-area {
        padding: 24px;
    }

    .ai-solution-card-full.text-only .solution-content-area {
        padding: 24px;
    }

    .solution-title {
        font-size: 18px;
    }

    .solution-icon {
        width: 48px;
        height: 48px;
    }

    .solution-icon svg {
        width: 24px;
        height: 24px;
    }

    .ai-solutions-stats .stat-number {
        font-size: 24px;
    }

    .solution-carousel-area {
        min-height: 350px;
    }

    .solution-carousel-item {
        padding: 12px;
    }

    .solution-carousel-item img {
        border-radius: 8px;
    }

    .carousel-placeholder {
        padding: 24px;
    }

    .carousel-placeholder svg {
        width: 48px;
        height: 48px;
    }
}

/* ========================================
   资质证书部分 - 响应式设计
   ======================================== */

/* 平板适配 (max-width: 1024px) */
@media (max-width: 1024px) {
    .certificates-section {
        padding: 80px 20px;
    }

    /* 证书图片展示区 - 调整列宽比例 */
    .cert-image-showcase {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .cert-image-card.large img {
        max-height: 400px;
    }

    .cert-info-box {
        padding: 24px;
    }

    .cert-info-box h3 {
        font-size: 20px;
    }

    /* 合作伙伴证书网格 - 调整间距 */
    .cert-partner-grid {
        gap: 20px;
    }

    .partner-info-grid {
        gap: 20px;
    }

    /* 证书分类标签 */
    .cert-tab {
        padding: 10px 24px;
        font-size: 14px;
    }
}

/* 移动端适配 (max-width: 768px) */
@media (max-width: 768px) {
    .certificates-section {
        padding: 60px 16px;
    }

    /* 证书分类标签 - 横向滚动 */
    .cert-tabs {
        justify-content: flex-start;
        gap: 10px;
        margin: 32px 0;
        overflow-x: auto;
        padding-bottom: 8px;
        -webkit-overflow-scrolling: touch;
        flex-wrap: nowrap;
    }

    .cert-tabs::-webkit-scrollbar {
        height: 4px;
    }

    .cert-tabs::-webkit-scrollbar-thumb {
        background: var(--color-silver-300);
        border-radius: 2px;
    }

    .cert-tab {
        padding: 10px 18px;
        font-size: 13px;
        white-space: nowrap;
        flex-shrink: 0;
    }

    /* 证书展示面板 */
    .cert-panel {
        max-width: 100%;
        padding: 0 8px;
    }

    /* 专利证书展示区 - 垂直堆叠布局 */
    .cert-image-showcase {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .cert-image-card.large {
        max-width: 100%;
    }

    .cert-image-card.large img {
        max-height: 350px;
        width: 100%;
    }

    /* 证书信息框 */
    .cert-info-box {
        padding: 20px;
        margin-top: 0;
    }

    .cert-info-box h3 {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .cert-info-box .cert-issuer {
        font-size: 13px;
        margin-bottom: 12px;
    }

    .cert-info-box .cert-desc {
        font-size: 14px;
        line-height: 1.6;
        margin-bottom: 16px;
    }

    .cert-tags {
        gap: 6px;
    }

    .cert-tag {
        padding: 5px 12px;
        font-size: 12px;
    }

    /* 合作伙伴证书网格 - 单列布局 */
    .cert-partner-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-bottom: 24px;
    }

    .cert-partner-grid .cert-image-card {
        aspect-ratio: 16/10;
    }

    .cert-partner-grid .cert-image-card img {
        padding: 12px;
    }

    /* 合作伙伴信息网格 - 单列 */
    .partner-info-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .partner-info-card {
        padding: 20px;
        text-align: left;
        display: flex;
        align-items: flex-start;
        gap: 16px;
    }

    .partner-info-card .partner-icon浪潮,
    .partner-info-card .partner-icon紫光恒越,
    .partner-info-card .partner-icon超聚变 {
        width: 48px;
        height: 48px;
        margin: 0;
        flex-shrink: 0;
    }

    .partner-info-card h4 {
        font-size: 16px;
        margin-bottom: 6px;
    }

    .partner-info-card p {
        font-size: 13px;
    }

    /* 软件著作权图片网格 */
    .copyright-image-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .copyright-image-card {
        aspect-ratio: 1/1.2;
    }

    .copyright-image-card img {
        padding: 8px;
    }

    .copyright-image-overlay {
        padding: 24px 8px 8px;
    }

    .copyright-image-overlay span {
        font-size: 11px;
    }

    /* 软著统计摘要 */
    .copyright-summary {
        flex-direction: column;
        text-align: center;
        padding: 20px;
        margin-top: 32px;
        gap: 12px;
    }

    .copyright-summary .summary-icon {
        width: 40px;
        height: 40px;
    }

    .copyright-summary .summary-text {
        text-align: center;
    }

    .copyright-summary .summary-text strong {
        font-size: 14px;
    }

    .copyright-summary .summary-text span {
        font-size: 13px;
    }

    /* 证书网格（顶部概览部分） */
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .cert-card {
        padding: 20px;
    }

    .cert-icon svg {
        width: 28px;
        height: 28px;
    }

    .cert-level {
        font-size: 11px;
        padding: 3px 10px;
    }

    .cert-content h3 {
        font-size: 16px;
        margin-bottom: 6px;
    }

    .cert-content p {
        font-size: 13px;
        margin-bottom: 8px;
    }

    .cert-meta {
        font-size: 11px;
    }

    /* 知识产权数据 */
    .ip-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .ip-card {
        padding: 24px 16px;
    }

    .ip-icon svg {
        width: 32px;
        height: 32px;
    }

    .ip-value .counter {
        font-size: 36px;
    }

    .ip-suffix {
        font-size: 18px;
    }

    .ip-label {
        font-size: 15px;
    }

    .ip-detail {
        font-size: 12px;
    }
}

/* 小屏移动端适配 (max-width: 480px) */
@media (max-width: 480px) {
    .certificates-section {
        padding: 48px 12px;
    }

    /* 证书分类标签 - 更紧凑 */
    .cert-tabs {
        margin: 24px 0;
        gap: 8px;
    }

    .cert-tab {
        padding: 8px 14px;
        font-size: 12px;
    }

    /* 证书展示面板 */
    .cert-panel {
        padding: 0;
    }

    /* 专利证书展示区 */
    .cert-image-showcase {
        gap: 16px;
    }

    .cert-image-card.large img {
        max-height: 280px;
    }

    .cert-info-box {
        padding: 16px;
    }

    .cert-info-box h3 {
        font-size: 16px;
    }

    .cert-info-box .cert-desc {
        font-size: 13px;
    }

    .cert-tags {
        flex-wrap: wrap;
    }

    .cert-tag {
        padding: 4px 10px;
        font-size: 11px;
    }

    /* 合作伙伴证书卡片 */
    .cert-partner-grid .cert-image-card {
        aspect-ratio: 4/3;
    }

    /* 合作伙伴信息卡片 */
    .partner-info-card {
        padding: 16px;
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    .partner-info-card .partner-icon浪潮,
    .partner-info-card .partner-icon紫光恒越,
    .partner-info-card .partner-icon超聚变 {
        margin: 0 auto;
    }

    .partner-info-card h4 {
        font-size: 15px;
    }

    .partner-info-card p {
        font-size: 12px;
    }

    /* 软件著作权 - 更紧凑的网格 */
    .copyright-image-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .copyright-image-card img {
        padding: 6px;
    }

    /* 证书网格（顶部概览部分）- 单列 */
    .cert-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .cert-card {
        padding: 16px;
        display: flex;
        gap: 16px;
    }

    .cert-badge {
        flex-direction: column;
        align-items: center;
        margin-bottom: 0;
        flex-shrink: 0;
    }

    .cert-content {
        flex: 1;
    }

    .cert-content h3 {
        font-size: 15px;
    }

    .cert-content p {
        font-size: 12px;
    }

    /* 知识产权数据 - 单列 */
    .ip-showcase {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .ip-card {
        padding: 20px;
        display: flex;
        align-items: center;
        gap: 16px;
        text-align: left;
    }

    .ip-icon {
        flex-shrink: 0;
        margin-bottom: 0;
    }

    .ip-value {
        justify-content: flex-start;
    }

    .ip-value .counter {
        font-size: 32px;
    }

    .ip-label {
        font-size: 14px;
    }

    /* 版权摘要 */
    .copyright-summary {
        padding: 16px;
        margin-top: 24px;
    }
}

/* ========================================
   智能客服语音输入功能样式 - 修复版
   ======================================== */

/* 输入区域容器 */
.chatbot-input-area {
    display: flex;
    flex-direction: column;
    padding: 12px 16px;
    border-top: 1px solid var(--color-silver-200);
    background: white;
}

/* 文本输入模式 */
.input-mode-text {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.input-mode-text input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-silver-200);
    border-radius: var(--radius-md);
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.input-mode-text input:focus {
    border-color: var(--color-accent);
}

/* 输入操作按钮 */
.input-action-btn {
    width: 42px;
    height: 42px;
    min-width: 42px;
    min-height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    background: transparent;
    color: var(--color-silver-500);
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

.input-action-btn:hover {
    background: var(--color-silver-100);
    color: var(--color-accent);
}

.input-action-btn:active {
    transform: scale(0.92);
}

/* 按钮图标样式 */
.input-action-btn .btn-icon {
    width: 22px;
    height: 22px;
    display: block;
    flex-shrink: 0;
}

.input-action-btn.voice-btn {
    color: var(--color-silver-600);
    background: var(--color-silver-50);
    border: 1px solid var(--color-silver-200);
}

.input-action-btn.voice-btn:hover {
    color: var(--color-accent);
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-accent);
}

.input-action-btn.send-btn {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.input-action-btn.send-btn:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.input-action-btn.keyboard-btn {
    color: var(--color-silver-600);
    background: var(--color-silver-50);
    border: 1px solid var(--color-silver-200);
}

.input-action-btn.keyboard-btn:hover {
    color: var(--color-accent);
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-accent);
}

/* 语音输入模式 */
.input-mode-voice {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

/* 按住说话按钮 - 白色背景 */
.voice-record-btn {
    flex: 1;
    height: 44px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-silver-200);
    background: #ffffff !important;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s ease;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* 按下状态 - 灰色背景 */
.voice-record-btn:active,
.voice-record-btn.recording {
    background: #f3f4f6 !important;
    border-color: var(--color-silver-300);
    transform: scale(0.98);
}

/* 激活状态（达到录音阈值后） */
.voice-record-btn.active-recording {
    background: var(--gradient-primary) !important;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

.voice-record-btn.active-recording .voice-record-text {
    color: white;
}

.voice-record-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-silver-800);
    transition: color 0.15s ease;
    pointer-events: none;
}

.voice-placeholder {
    width: 42px;
    height: 42px;
    min-width: 42px;
}


/* 录音状态遮罩层 */
.voice-recording-overlay {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.92) 0%, rgba(37, 99, 235, 0.97) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.voice-recording-overlay.cancel-mode {
    background: linear-gradient(180deg, rgba(239, 68, 68, 0.88) 0%, rgba(220, 38, 38, 0.93) 100%);
}

.voice-recording-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    padding: 20px;
}

/* 音波动画 */
.voice-wave {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 50px;
}

.voice-wave span {
    display: inline-block;
    width: 4px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 2px;
    animation: voiceWave 0.8s ease-in-out infinite;
    will-change: transform, opacity;
}

.voice-wave span:nth-child(1) { animation-delay: 0s; height: 8px; }
.voice-wave span:nth-child(2) { animation-delay: 0.05s; height: 12px; }
.voice-wave span:nth-child(3) { animation-delay: 0.1s; height: 16px; }
.voice-wave span:nth-child(4) { animation-delay: 0.15s; height: 20px; }
.voice-wave span:nth-child(5) { animation-delay: 0.2s; height: 24px; }
.voice-wave span:nth-child(6) { animation-delay: 0.25s; height: 28px; }
.voice-wave span:nth-child(7) { animation-delay: 0.3s; height: 32px; }
.voice-wave span:nth-child(8) { animation-delay: 0.35s; height: 36px; }
.voice-wave span:nth-child(9) { animation-delay: 0.4s; height: 32px; }
.voice-wave span:nth-child(10) { animation-delay: 0.45s; height: 28px; }
.voice-wave span:nth-child(11) { animation-delay: 0.5s; height: 24px; }
.voice-wave span:nth-child(12) { animation-delay: 0.55s; height: 20px; }
.voice-wave span:nth-child(13) { animation-delay: 0.6s; height: 16px; }
.voice-wave span:nth-child(14) { animation-delay: 0.65s; height: 12px; }
.voice-wave span:nth-child(15) { animation-delay: 0.7s; height: 16px; }
.voice-wave span:nth-child(16) { animation-delay: 0.75s; height: 20px; }
.voice-wave span:nth-child(17) { animation-delay: 0.8s; height: 24px; }
.voice-wave span:nth-child(18) { animation-delay: 0.85s; height: 28px; }
.voice-wave span:nth-child(19) { animation-delay: 0.9s; height: 32px; }
.voice-wave span:nth-child(20) { animation-delay: 0.95s; height: 36px; }

@keyframes voiceWave {
    0%, 100% {
        opacity: 0.3;
        transform: scaleY(0.5);
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

/* 录音提示文字 */
.voice-recording-tip {
    font-size: 16px;
    font-weight: 500;
    color: white;
    margin: 0;
    transition: all 0.2s ease;
    text-align: center;
}

.voice-recording-overlay.cancel-mode .voice-recording-tip {
    color: #fee2e2;
}

/* 语音识别loading样式 */
.voice-processing-overlay {
    position: fixed;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 14px 28px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10001;
    font-size: 14px;
    white-space: nowrap;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.voice-processing-overlay .spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    flex-shrink: 0;
}

/* 权限请求弹窗 */
.voice-permission-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    padding: 20px;
}

.permission-content {
    background: white;
    border-radius: var(--radius-xl);
    padding: 32px 28px;
    max-width: 320px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-xl);
    animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.permission-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.permission-icon svg {
    width: 32px;
    height: 32px;
}

.permission-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-silver-800);
    margin: 0 0 12px 0;
}

.permission-content p {
    font-size: 14px;
    color: var(--color-silver-500);
    margin: 0 0 24px 0;
    line-height: 1.5;
}

.permission-actions {
    display: flex;
    gap: 12px;
}

.permission-btn {
    flex: 1;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.permission-btn-cancel {
    background: var(--color-silver-100);
    color: var(--color-silver-600);
}

.permission-btn-cancel:hover {
    background: var(--color-silver-200);
}

.permission-btn-confirm {
    background: var(--gradient-primary);
    color: white;
}

.permission-btn-confirm:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

/* 权限被拒绝提示条 */
.voice-permission-denied {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10003;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.permission-denied-content {
    background: #fef3c7;
    border: 1px solid #fbbf24;
    color: #92400e;
    padding: 12px 20px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    box-shadow: var(--shadow-lg);
    white-space: nowrap;
}

.permission-denied-content svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .chatbot-input-area {
        padding: 10px 12px;
    }

    .input-action-btn {
        width: 40px;
        height: 40px;
        min-width: 40px;
        min-height: 40px;
    }

    .input-action-btn .btn-icon {
        width: 20px;
        height: 20px;
    }

    .voice-record-btn {
        height: 42px;
    }

    .voice-record-text {
        font-size: 14px;
    }

    .voice-recording-overlay {
        height: 180px;
    }

    .voice-wave {
        gap: 2px;
        height: 45px;
    }

    .voice-wave span {
        width: 3px;
    }

    .voice-recording-tip {
        font-size: 15px;
    }

    .voice-processing-overlay {
        bottom: 100px;
        padding: 12px 20px;
        font-size: 13px;
    }

    .permission-content {
        padding: 24px 20px;
        margin: 0 16px;
    }

    .permission-denied-content {
        font-size: 13px;
        padding: 10px 16px;
        margin: 0 10px;
        white-space: normal;
        text-align: center;
    }
}

/* 触摸设备优化 */
@media (hover: none) {
    .input-action-btn:hover {
        background: transparent;
    }

    .input-action-btn.voice-btn:hover,
    .input-action-btn.keyboard-btn:hover {
        background: var(--color-silver-50);
    }

    .input-action-btn:active {
        transform: scale(0.92);
    }
}