@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/Inter-Regular.ttf') format('truetype');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/Inter-Medium.ttf') format('truetype');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/Inter-SemiBold.ttf') format('truetype');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/Inter-Bold.ttf') format('truetype');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('../fonts/Inter-ExtraBold.ttf') format('truetype');
}

@font-face {
    font-family: 'Alibaba PuHuiTi';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/Alibaba-PuHuiTi-Regular.woff2') format('woff2'),
         url('../fonts/Alibaba-PuHuiTi-Regular.woff') format('woff');
}

@font-face {
    font-family: 'Alibaba PuHuiTi';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/Alibaba-PuHuiTi-Medium.woff2') format('woff2'),
         url('../fonts/Alibaba-PuHuiTi-Medium.woff') format('woff');
}

@font-face {
    font-family: 'Alibaba PuHuiTi';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/Alibaba-PuHuiTi-Bold.woff2') format('woff2'),
         url('../fonts/Alibaba-PuHuiTi-Bold.woff') format('woff');
}

:root {
    --primary: hsl(185 65% 42%);
    --primary-hover: hsl(185 70% 48%);
    --primary-light: hsl(185 40% 92%);
    --primary-foreground: hsl(0 0% 100%);
    --primary-glow: hsla(185 65% 42% / 0.35);

    --accent: hsl(221 83% 53%);
    --accent-light: hsl(221 40% 93%);
    --secondary: hsl(280 65% 55%);

    --bg-deep: hsl(210 20% 97%);
    --bg-surface: hsl(0 0% 100%);
    --bg-panel: hsl(210 18% 98%);
    --bg-dark: hsl(215 25% 12%);
    --bg-dark-surface: hsl(215 25% 18%);

    --background: hsl(210 20% 98%);
    --surface: hsl(0 0% 100%);

    --glass-bg: hsla(0 0% 100% / 0.65);
    --glass-border: hsla(215 10% 85% / 0.35);
    --glass-shadow: 0 8px 32px hsla(215 25% 18% / 0.08);
    --glass-blur: blur(24px) saturate(180%);

    --foreground: hsl(215 25% 18%);
    --foreground-secondary: hsl(215 12% 48%);
    --foreground-muted: hsl(215 12% 60%);
    --foreground-subtle: hsl(215 10% 70%);

    --border: hsl(215 10% 85%);
    --border-light: hsla(215 10% 85% / 0.30);
    --border-subtle: hsla(215 10% 85% / 0.50);

    --success: hsl(130 54% 42%);
    --warning: hsl(26 90% 49%);
    --destructive: hsl(0 84% 60%);

    --shadow-sm: 0 1px 6px hsla(215 25% 18% / 0.05);
    --shadow-md: 0 4px 16px hsla(215 25% 18% / 0.08);
    --shadow-lg: 0 10px 40px hsla(215 25% 18% / 0.10);
    --shadow-xl: 0 20px 60px hsla(215 25% 18% / 0.14);
    --shadow-card: 0 4px 24px hsla(215 25% 18% / 0.06);
    --shadow-card-hover: 0 12px 48px hsla(215 25% 18% / 0.12);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    --font-family: 'Inter', 'Alibaba PuHuiTi', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: 0.2s ease-out;
    --transition-slow: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);

    --gradient-primary: linear-gradient(135deg, hsl(185 65% 42%) 0%, hsl(221 83% 53%) 100%);
    --gradient-hero: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 50%, hsl(221 40% 93%) 100%);
    --gradient-card: linear-gradient(145deg, hsl(0 0% 100%) 0%, hsl(210 18% 98%) 100%);
    --gradient-surface: linear-gradient(180deg, hsl(210 20% 97%) 0%, hsl(0 0% 100%) 100%);

    --space-xs: 8px;
    --space-sm: 12px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    --z-header: 1000;
    --z-dropdown: 1050;
    --z-modal: 2000;
    --z-toast: 3000;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

section {
    scroll-margin-top: 80px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-deep);
    color: var(--foreground);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 72px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

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

.glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.glass-heavy {
    background: hsla(0 0% 100% / 0.75);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid hsla(215 10% 85% / 0.15);
    box-shadow: var(--shadow-md);
}

.glass-light {
    background: hsla(0 0% 100% / 0.30);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid hsla(215 10% 85% / 0.10);
}

.glass-hover {
    transition: all var(--transition);
    border-radius: var(--radius-lg);
    padding: 30px;
}

.glass-hover:hover {
    background: hsla(0 0% 100% / 0.75);
    border-color: hsl(185 65% 42% / 0.15);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.gradient-text {
    background: linear-gradient(135deg, hsl(185 65% 42%), hsl(221 83% 53%));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 38px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, hsla(0 0% 100% / 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--primary-foreground);
    box-shadow: 0 4px 24px hsla(185 65% 42% / 0.30);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px hsla(185 65% 42% / 0.40);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--border);
    color: var(--foreground);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    background: hsla(0 0% 100% / 0.8);
    font-size: 16px;
    font-family: var(--font-family);
    transition: border 0.3s, box-shadow 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px hsla(185 65% 42% / 0.08);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--foreground);
    font-size: 14px;
}

.form-group.full-width {
    margin-bottom: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.btn-block {
    width: 100%;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.contact-info .contact-form {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.contact-info .contact-form h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0;
    padding: 16px 0;
    border-bottom: 2px solid var(--primary);
    width: 100%;
    text-align: left;
    box-sizing: border-box;
}

.contact-info .contact-form .contact-items {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 24px;
}

.contact-info .contact-form .contact-item {
    background: hsla(0 0% 100% / 0.6);
    border-radius: var(--radius-lg);
    padding: 16px;
    transition: all var(--transition);
}

.contact-info .contact-form .contact-item:hover {
    background: hsla(0 0% 100% / 0.9);
}

.form-message {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    font-size: 14px;
    font-weight: 500;
    display: none;
}

.form-message.success {
    display: block;
    background: hsl(130 54% 92%);
    color: hsl(130 54% 42%);
    border: 1px solid hsl(130 54% 70%);
}

.form-message.error {
    display: block;
    background: hsl(0 84% 92%);
    color: hsl(0 84% 60%);
    border: 1px solid hsl(0 84% 70%);
}

.form-message.loading {
    display: block;
    background: hsl(221 83% 92%);
    color: hsl(221 83% 53%);
    border: 1px solid hsl(221 83% 70%);
}

.contact-info .contact-form .contact-item .icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: 50%;
    flex-shrink: 0;
    font-size: 22px;
}

.contact-info .contact-form .contact-text {
    flex: 1;
    text-align: left;
}

.contact-info .contact-form .contact-text .contact-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    display: block;
}

.contact-info .contact-form .contact-text .form-control {
    padding: 12px 16px;
    font-size: 15px;
    border-radius: var(--radius-md);
    border: 1.5px solid hsla(215 10% 85% / 0.4);
    background: hsla(0 0% 100% / 0.9);
    transition: all var(--transition);
    width: 100%;
    box-sizing: border-box;
}

.contact-info .contact-form .contact-text .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px hsla(185 65% 42% / 0.12);
    background: white;
    outline: none;
}

.contact-info .contact-form .contact-text .form-control::placeholder {
    color: var(--foreground-muted);
}

.contact-info .contact-form .contact-text textarea.form-control {
    resize: vertical;
    min-height: 80px;
    line-height: 1.6;
}

.contact-info .contact-form .btn-block {
    width: 100%;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.section {
    padding: var(--space-3xl) 0;
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section:nth-child(even) {
    background: var(--bg-panel);
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 14px;
    color: var(--foreground);
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 16px;
    color: var(--foreground-secondary);
    text-align: center;
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.page-header {
    padding: 40px 0 32px;
    text-align: center;
    background: var(--gradient-surface);
    margin-bottom: var(--space-xl);
}

.page-header::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    margin: 24px auto 0;
    border-radius: 2px;
}

.page-header h1 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--foreground);
    letter-spacing: -0.02em;
}

.page-header p {
    font-size: 18px;
    color: var(--foreground-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

nav.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition);
    background: hsla(0 0% 100% / 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

nav.main-nav.scrolled {
    background: hsla(0 0% 100% / 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--foreground);
    text-decoration: none;
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--foreground-secondary);
    font-weight: 500;
    transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.lang-switch {
    display: flex;
    gap: 8px;
    margin-left: 24px;
}

.lang-switch a {
    padding: 6px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
}

.lang-switch a.active {
    background: var(--primary);
    color: var(--primary-foreground);
}

.lang-switch a:not(.active) {
    color: var(--foreground-secondary);
}

.lang-switch a:not(.active):hover {
    background: var(--primary-light);
    color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 50%, hsl(221 40% 93%) 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, hsla(185 65% 42% / 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, hsla(221 83% 53% / 0.10) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--foreground-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-glass-card {
    display: inline-block;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-xl);
    padding: 40px;
    margin-top: 60px;
}

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

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

.stat-number {
    font-size: 40px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    display: flex;
    align-items: baseline;
}

.stat-value {
    display: inline-block;
}

.stat-unit {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary);
    margin-left: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--foreground-muted);
}

.pain-points {
    background: var(--bg-surface);
}

.pain-points-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pain-point-card {
    text-align: center;
    padding: 40px 24px;
    border-radius: var(--radius-lg);
}

.pain-point-card .icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.pain-point-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.pain-point-card p {
    color: var(--foreground-secondary);
    font-size: 15px;
}

.solutions {
    background: linear-gradient(135deg, var(--bg-deep) 0%, var(--primary-light) 100%);
}

.solution-card {
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
}

.solution-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.solution-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light), hsl(221 40% 93%));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.solution-content {
    padding: 30px;
}

.solution-content h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.solution-content p {
    color: var(--foreground-secondary);
    margin-bottom: 20px;
}

.products {
    background: var(--bg-surface);
}

.product-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.product-image {
    height: 220px;
    background: linear-gradient(135deg, var(--primary-light), hsl(221 40% 93%));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    margin-bottom: 20px;
}

.product-info h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.product-info p {
    color: var(--foreground-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}

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

.product-tag {
    padding: 4px 12px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.scenes {
    background: var(--bg-surface);
}

.stat-glass-card {
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition);
}

.stat-glass-card:hover {
    background: hsla(0 0% 100% / 0.75);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-glass-card .icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.stat-glass-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.stat-glass-card p {
    font-size: 14px;
    color: var(--foreground-secondary);
    line-height: 1.6;
}

.features {
    background: var(--bg-deep);
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
}

.feature-card .icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary), hsl(221 83% 53%));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--primary-foreground);
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--foreground-secondary);
}

.cases {
    background: var(--bg-surface);
}

.case-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
}

.case-image {
    height: 250px;
    background: linear-gradient(135deg, var(--primary-light), hsl(221 40% 93%));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    background-size: cover;
    background-position: center;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 30px;
    color: white;
}

.case-overlay h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.case-overlay p {
    font-size: 14px;
    opacity: 0.9;
}

.reviews {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg-deep) 100%);
}

.review-card {
    padding: 30px;
    border-radius: var(--radius-lg);
}

.review-content {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-avatar {
    width: 48px;
    height: 48px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-foreground);
    font-weight: 600;
}

.review-info h4 {
    font-size: 16px;
    font-weight: 600;
}

.review-info p {
    font-size: 14px;
    color: var(--foreground-secondary);
}

.review-rating {
    color: var(--warning);
    margin-bottom: 16px;
}

.partners {
    background: var(--bg-surface);
}

.partners-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.partner-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    border-radius: var(--radius-lg);
    background: var(--bg-panel);
}

.partner-item span {
    font-size: 18px;
    font-weight: 600;
    color: var(--foreground-secondary);
}

.news {
    background: var(--bg-deep);
}

.news-card {
    padding: 30px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
}

.news-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary-light), hsl(221 40% 93%));
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    background-size: cover;
    background-position: center;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.news-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.news-card p {
    color: var(--foreground-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}

.news-date {
    font-size: 13px;
    color: var(--foreground-muted);
}

.ai-service {
    background: var(--bg-deep);
}

.ai-service-card {
    padding: 48px;
    border-radius: var(--radius-xl);
    margin-top: 30px;
}

.ai-service-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.ai-service-card p {
    font-size: 16px;
    color: var(--foreground-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.ai-features {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.ai-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: hsla(0 0% 100% / 0.5);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

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

.ai-demo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
}

.ai-chat-bubble {
    background: var(--bg-surface);
    border-radius: 0 20px 20px 20px;
    padding: 24px;
    margin-bottom: 24px;
    max-width: 320px;
    box-shadow: var(--shadow-sm);
}

.ai-chat-avatar {
    font-size: 40px;
    margin-bottom: 12px;
}

.ai-chat-message p {
    margin-bottom: 8px;
    color: var(--foreground);
}

.ai-chat-message p:last-child {
    margin-bottom: 0;
}

.chat-launch-btn {
    min-width: 160px;
}

.contact {
    background: var(--bg-surface);
}

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

.contact-info {
    text-align: center;
    margin-bottom: 60px;
}

.contact-info-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.contact-info-grid .contact-item {
    text-align: center;
}

.contact-info-grid .contact-item .icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.contact-info-grid .contact-item h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.contact-info-grid .contact-item p {
    font-size: 14px;
    color: var(--foreground-secondary);
}

.site-footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-2xl) 0 var(--space-lg);
    margin-top: var(--space-2xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-brand .footer-logo {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
    display: inline-block;
    margin-bottom: var(--space-md);
}

.footer-brand .footer-logo span {
    color: var(--primary);
}

.footer-slogan {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
    max-width: 320px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

.contact-item .contact-icon {
    flex-shrink: 0;
    width: 20px;
}

.contact-item a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s;
}

.contact-item a:hover {
    color: var(--text-white);
}

.footer-links h4 {
    color: var(--text-white);
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all 0.2s;
}

.footer-links ul li a:hover {
    color: var(--text-white);
    padding-left: var(--space-sm);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.4);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-copyright {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.footer-icp a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-icp a:hover {
    color: rgba(255, 255, 255, 0.7);
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-legal a:hover {
    color: rgba(255, 255, 255, 0.7);
}

.legal-sep {
    color: rgba(255, 255, 255, 0.2);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--foreground);
    color: white;
    padding: 20px;
    z-index: 2000;
    display: none;
}

.cookie-banner.show {
    display: flex;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.cookie-text {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

.cookie-actions {
    display: flex;
    gap: 12px;
    z-index: 2001;
    position: relative;
}

.cookie-banner .btn {
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.cookie-banner .btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 16px hsla(185 65% 42% / 0.4);
}

.cookie-banner .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px hsla(185 65% 42% / 0.5);
}

.cookie-banner .btn-outline {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.3);
    color: rgba(255,255,255,0.9);
}

.cookie-banner .btn-outline:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
    color: white;
}

.scroll-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--primary-foreground);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 1000;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--primary-hover);
    transform: translateY(-4px);
}

.cookie-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: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.cookie-modal.show {
    opacity: 1;
    visibility: visible;
}

.cookie-modal-content {
    background: var(--bg-surface);
    border-radius: var(--radius-xl);
    padding: 40px;
    max-width: 500px;
    width: 90%;
    transform: scale(0.9);
    transition: transform var(--transition);
}

.cookie-modal.show .cookie-modal-content {
    transform: scale(1);
}

.cookie-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.cookie-modal-header h3 {
    font-size: 20px;
    font-weight: 600;
}

.cookie-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--foreground-muted);
    transition: color var(--transition);
}

.cookie-modal-close:hover {
    color: var(--foreground);
}

.cookie-preference {
    margin-bottom: 20px;
    padding: 20px;
    background: var(--bg-panel);
    border-radius: var(--radius-lg);
}

.cookie-preference:last-child {
    margin-bottom: 30px;
}

.cookie-preference label {
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
}

.cookie-preference input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary);
}

.cookie-preference-info {
    flex: 1;
}

.cookie-preference-info h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}

.cookie-preference-info p {
    font-size: 13px;
    color: var(--foreground-secondary);
}

.cookie-modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 36px;
    }

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

    .hero-stats {
        gap: 24px;
    }

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

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-surface);
        flex-direction: column;
        padding: 24px;
        box-shadow: var(--shadow-md);
    }

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

    .mobile-menu-btn {
        display: block;
    }

    .lang-switch {
        margin-left: 0;
        margin-top: 16px;
    }

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

    .section-subtitle {
        font-size: 16px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .partner-item span {
        font-size: 14px;
    }

    .glass, .glass-heavy, .glass-light {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: hsla(0 0% 100% / 0.95) !important;
    }
}

.breadcrumb {
    padding: 20px 0;
    background: var(--bg-deep);
    position: static !important;
    z-index: auto !important;
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    gap: 12px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    font-size: 14px;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: 12px;
    color: var(--foreground-muted);
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

nav.pagination {
    position: static;
    z-index: auto;
    padding: var(--space-2xl) 0;
    background: transparent;
    box-shadow: none;
    border-bottom: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

nav.pagination .pagination-list {
    list-style: none;
    display: flex;
    gap: var(--space-xs);
    margin: 0;
    padding: 0;
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    padding: 4px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

nav.pagination .pagination-item {
    display: inline-flex;
}

nav.pagination .pagination-item a,
nav.pagination .pagination-item span {
    padding: 10px 18px;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--foreground-secondary);
    font-weight: 500;
    font-size: 14px;
    transition: all var(--transition-fast);
    min-width: 44px;
    text-align: center;
}

nav.pagination .pagination-item a:hover {
    background: var(--primary-light);
    color: var(--primary);
    transform: translateY(-1px);
}

nav.pagination .pagination-item.active span {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 2px 12px hsla(185 65% 42% / 0.30);
}

nav.pagination .pagination-item.disabled span {
    opacity: 0.4;
    cursor: not-allowed;
}

nav.pagination .pagination-info {
    font-size: 14px;
    color: var(--foreground-muted);
    margin: 0;
    font-weight: 500;
}

.product-hero {
    padding: var(--space-3xl) 0;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.product-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 60%);
    border-radius: 50%;
}

.product-hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, hsla(221 83% 53% / 0.15) 0%, transparent 60%);
    border-radius: 50%;
}

.product-hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: flex-start;
    position: relative;
    z-index: 1;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 6px 16px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.tagline {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary);
}

.product-summary {
    font-size: 16px;
    line-height: 1.8;
    color: var(--foreground-secondary);
}

.product-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.badge {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
}

.badge-default {
    background: var(--bg-panel);
    color: var(--foreground);
}

.badge-primary {
    background: var(--primary);
    color: var(--primary-foreground);
}

.badge-success {
    background: var(--success);
    color: white;
}

.badge-warning {
    background: var(--warning);
    color: white;
}

.product-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--foreground-secondary);
}

.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.gallery-main {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: white;
    box-shadow: var(--shadow-md);
}

.gallery-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    cursor: zoom-in;
    transition: transform var(--transition);
}

.gallery-main img:hover {
    transform: scale(1.02);
}

.gallery-zoom {
    position: absolute;
    bottom: 16px;
    right: 16px;
    padding: 8px 16px;
    background: rgba(0,0,0,0.6);
    color: white;
    border-radius: 20px;
    font-size: 13px;
}

.gallery-thumbs {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
}

.thumb-btn {
    width: 80px;
    height: 80px;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    flex-shrink: 0;
    transition: all var(--transition);
}

.thumb-btn img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-btn.active,
.thumb-btn:hover {
    border-color: var(--primary);
}

.color-selector {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.selector-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--foreground);
}

.color-options {
    display: flex;
    gap: 12px;
}

.color-btn {
    width: 36px;
    height: 36px;
    border: 2px solid transparent;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
}

.color-btn.active {
    border-color: var(--primary);
    transform: scale(1.1);
}

.color-btn.active::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
}

.product-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 400px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    gap: 16px;
}

.product-placeholder span {
    font-size: 64px;
}

.pain-section,
.solution-section,
.product-intro,
.tech-specs,
.product-structure,
.working-principle,
.scenarios,
.config-list {
    padding: 60px 0;
}

.pain-cards,
.feature-grid,
.scenario-grid {
    display: grid;
    gap: 20px;
}

.pain-card {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.pain-icon {
    font-size: 24px;
    margin-bottom: 12px;
}

.pain-conclusion {
    padding: 24px;
    border-radius: var(--radius-lg);
    grid-column: 1 / -1;
}

.solution-box {
    padding: 32px;
    border-radius: var(--radius-xl);
}

.solution-box h3 {
    font-size: 24px;
    margin-bottom: 16px;
}

.intro-content,
.principle-content {
    padding: 32px;
    border-radius: var(--radius-xl);
    font-size: 16px;
    line-height: 1.8;
}

.feature-card {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.feature-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.specs-wrapper,
.config-wrapper {
    padding: 24px;
    border-radius: var(--radius-xl);
}

.specs-table,
.config-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th,
.config-table th {
    text-align: left;
    padding: 16px;
    background: var(--bg-deep);
    font-weight: 600;
}

.specs-table td,
.config-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border);
}

.specs-table tr:hover td,
.config-table tr:hover td {
    background: var(--bg-deep);
}

.structure-list {
    padding: 24px;
    border-radius: var(--radius-xl);
    list-style: none;
}

.structure-list li {
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.structure-list li:last-child {
    border-bottom: none;
}

.structure-number {
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.scenario-card {
    padding: 20px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.product-content {
    padding: 32px;
    border-radius: var(--radius-xl);
    font-size: 16px;
    line-height: 1.8;
}

.related-products-section {
    padding: 60px 0;
}

.related-grid {
    display: grid;
    gap: 24px;
}

.detail-cta {
    padding: 60px 0;
    text-align: center;
    background: var(--bg-deep);
}

.detail-cta h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.detail-cta p {
    font-size: 16px;
    color: var(--foreground-secondary);
    margin-bottom: 24px;
}

.news-detail-hero {
    padding: 60px 0;
    background: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 100%);
}

.news-detail-hero h1 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 20px;
}

.news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--foreground-secondary);
}

.toc {
    padding: 16px 24px;
    border-radius: var(--radius-lg);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

.toc a {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition);
}

.toc a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.toc-separator {
    color: var(--foreground-muted);
}

.article-section {
    margin-bottom: 40px;
    padding: 24px;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.article-section h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 3px solid var(--primary);
}

.article-section p {
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 16px;
}

.emphasis-box {
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-top: 24px;
    border-left: 4px solid var(--primary);
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    line-height: 1.6;
}

.feature-list li:last-child {
    border-bottom: none;
}

.article-section .card-grid {
    display: grid;
    gap: 20px;
}

.article-section .card {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.article-section .card h4 {
    font-size: 18px;
    margin-bottom: 12px;
}

.article-section .card p {
    font-size: 14px;
    margin-bottom: 0;
}

.case-detail-hero {
    padding: 60px 0;
    background: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 100%);
}

.case-detail-hero h1 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
}

.customer-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 32px;
    border-radius: var(--radius-xl);
    margin-bottom: 40px;
}

.customer-info {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.customer-info h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.customer-info-item {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 14px;
}

.customer-info-item strong {
    color: var(--primary);
}

.case-challenges,
.case-solutions,
.case-process,
.case-results,
.case-gallery,
.case-reviews {
    padding: 60px 0;
}

.challenge-list {
    list-style: none;
    padding: 0;
}

.challenge-list li {
    padding: 20px;
    margin-bottom: 12px;
    border-radius: var(--radius-lg);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.challenge-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.solution-list {
    display: grid;
    gap: 20px;
}

.solution-item {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.solution-item h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

.process-timeline {
    position: relative;
    padding-left: 40px;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.process-step {
    position: relative;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: var(--radius-lg);
}

.process-step::before {
    content: '';
    position: absolute;
    left: -32px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
}

.process-step:last-child {
    margin-bottom: 0;
}

.result-cards {
    display: grid;
    gap: 20px;
}

.result-card {
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.result-metric {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 12px;
}

.result-compare {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    margin-bottom: 8px;
}

.result-before {
    color: var(--foreground-muted);
}

.result-after {
    color: var(--success);
    font-weight: 600;
}

.result-arrow {
    color: var(--primary);
}

.result-change {
    font-size: 13px;
    color: var(--success);
    font-weight: 600;
}

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

.gallery-item {
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: zoom-in;
    transition: transform var(--transition);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-item:hover {
    transform: scale(1.03);
}

.case-quote {
    padding: 32px;
    border-radius: var(--radius-xl);
    border-left: 4px solid var(--primary);
    margin-bottom: 20px;
}

.case-quote p {
    font-size: 18px;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 16px;
}

.case-quote-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.case-quote-author .avatar {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.case-quote-author-info h4 {
    font-size: 16px;
    font-weight: 600;
}

.case-quote-author-info p {
    font-size: 14px;
    color: var(--foreground-secondary);
    margin: 0;
}

.faq-section {
    padding: 60px 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    cursor: pointer;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
}

.faq-header h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.arrow {
    font-size: 14px;
    transition: transform var(--transition);
}

.faq-answer {
    padding: 0;
    margin: 0;
    font-size: 15px;
    line-height: 1.7;
    color: var(--foreground-secondary);
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
    padding-bottom: 20px;
}

.inquiry-section {
    padding: 60px 0;
    background: var(--bg-surface);
}

.inquiry-form {
    max-width: 600px;
    margin: 0 auto;
    padding: 32px;
    border-radius: var(--radius-xl);
}

.inquiry-form h2 {
    font-size: 24px;
    margin-bottom: 24px;
    text-align: center;
}

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

.inquiry-form label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 15px;
    transition: all var(--transition);
    box-sizing: border-box;
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px hsla(185 65% 42% / 0.12);
    outline: none;
}

.inquiry-form textarea {
    resize: vertical;
    min-height: 100px;
}

.inquiry-form .btn {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    font-weight: 600;
}

.prev-next-nav {
    padding: 40px 0;
    display: flex;
    justify-content: space-between;
    gap: 24px;
}

.nav-link {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-decoration: none;
    color: var(--foreground);
    padding: 16px;
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    max-width: 48%;
}

.nav-link:hover {
    background: var(--primary-light);
}

.nav-label {
    font-size: 13px;
    color: var(--foreground-muted);
}

.nav-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
}

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

.contact-info {
    padding: 60px 0;
    background: var(--bg-surface);
}

.contact-info h2 {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
}

.contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.contact-side {
    padding: 32px;
    border-radius: var(--radius-xl);
}

.contact-side h3 {
    font-size: 20px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.info-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.info-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--foreground-muted);
    margin-bottom: 4px;
}

.info-text {
    font-size: 15px;
    color: var(--foreground);
}

.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.8);
}

.lightbox-image {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    animation: scaleIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.solution-hero {
    padding: 60px 0;
    background: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 100%);
}

.solution-summary {
    font-size: 16px;
    line-height: 1.8;
    color: var(--foreground-secondary);
}

.solution-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--foreground-secondary);
}

.hero-image-wrapper {
    margin: 24px 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.hero-image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.pain-grid,
.service-grid {
    display: grid;
    gap: 20px;
}

.pain-card {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.pain-icon {
    font-size: 24px;
    margin-bottom: 12px;
}

.root-cause {
    padding: 32px;
    border-radius: var(--radius-xl);
}

.positioning {
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.framework-box {
    padding: 32px;
    border-radius: var(--radius-xl);
}

.framework-title {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 24px;
}

.framework-modules {
    display: grid;
    gap: 16px;
}

.module-item {
    padding: 16px;
    background: rgba(255,255,255,0.5);
    border-radius: var(--radius-md);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.module-icon {
    color: var(--primary);
    font-weight: bold;
}

.framework-bottom {
    margin-top: 24px;
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.service-card {
    padding: 24px;
    border-radius: var(--radius-lg);
}

.config-tabs {
    margin-top: 20px;
}

.tab-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    border: none;
    background: var(--bg-panel);
    color: var(--foreground-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    font-size: 14px;
    font-weight: 500;
}

.tab-btn.active {
    background: var(--primary);
    color: var(--primary-foreground);
}

.tab-btn:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.tab-content {
    min-height: 200px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.plan-desc {
    padding: 16px;
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
}

.price-range {
    padding: 16px;
    border-radius: var(--radius-lg);
    margin-top: 16px;
    text-align: center;
}

.layout-advice {
    padding: 24px;
    border-radius: var(--radius-xl);
}

.layout-advice ul {
    list-style: none;
    padding: 0;
}

.layout-advice li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
}

.layout-advice li:last-child {
    border-bottom: none;
}

.process-table-wrapper,
.config-table-wrapper {
    padding: 24px;
    border-radius: var(--radius-xl);
}

.process-table,
.config-table {
    width: 100%;
    border-collapse: collapse;
}

.process-table th,
.config-table th {
    text-align: left;
    padding: 16px;
    background: var(--bg-deep);
    font-weight: 600;
}

.process-table td,
.config-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border);
}

.issue-grid {
    display: grid;
    gap: 16px;
}

.issue-card {
    padding: 20px;
    border-radius: var(--radius-lg);
}

.case-card {
    padding: 32px;
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
}

.case-header {
    margin-bottom: 20px;
}

.case-header h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.case-meta {
    display: flex;
    gap: 16px;
    font-size: 14px;
    color: var(--foreground-secondary);
}

.case-effects {
    margin-bottom: 20px;
}

.case-effects h4 {
    font-size: 16px;
    margin-bottom: 12px;
}

.case-effects ul {
    list-style: none;
    padding: 0;
}

.case-effects li {
    padding: 8px 0;
    font-size: 14px;
}

.case-quote {
    padding: 20px;
    border-left: 4px solid var(--primary);
    font-style: italic;
}

.case-quote cite {
    display: block;
    margin-top: 12px;
    font-size: 14px;
    color: var(--foreground-secondary);
    font-style: normal;
}

.effect-grid {
    display: grid;
    gap: 20px;
}

.effect-card {
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.effect-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 12px;
}

.related-solutions {
    padding: 60px 0;
}

.related-card {
    padding: 24px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--foreground);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.related-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.related-card h4 {
    font-size: 16px;
    font-weight: 600;
}

.related-card p {
    font-size: 14px;
    color: var(--foreground-secondary);
    margin-bottom: 0;
}

.doc-header {
    padding: 60px 0;
    background: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 100%);
}

.doc-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--foreground-secondary);
    margin-bottom: 20px;
}

.doc-image-wrapper {
    margin: 20px 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.doc-image-wrapper img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.doc-description {
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
}

.doc-actions {
    display: flex;
    gap: 12px;
}

.doc-section {
    padding: 40px 0;
    border-bottom: 1px solid var(--border);
}

.doc-section:last-child {
    border-bottom: none;
}

.doc-section h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
}

.doc-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.doc-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

.section-content {
    font-size: 15px;
    line-height: 1.8;
}

.section-content p {
    margin-bottom: 16px;
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

.doc-table th,
.doc-table td {
    border: 1px solid var(--border);
    padding: 12px;
    text-align: left;
    font-size: 14px;
}

.doc-table th {
    background: var(--bg-deep);
    font-weight: 600;
}

.doc-table tr:hover td {
    background: var(--bg-deep);
}

.code-cell {
    font-family: monospace;
    font-weight: 600;
    background: var(--bg-deep);
    padding: 4px 8px;
    border-radius: 4px;
}

.freq-cell {
    font-weight: 600;
}

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

.structure-diagram {
    text-align: center;
}

.structure-diagram img {
    max-width: 100%;
    border-radius: var(--radius-lg);
}

.structure-diagram figcaption {
    font-size: 14px;
    color: var(--foreground-secondary);
    margin-top: 8px;
}

.step-list {
    list-style: none;
    padding: 0;
}

.step-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 12px;
}

.step-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.step-list li p {
    margin: 8px 0 0 0;
    padding-left: 20px;
}

.step-list li ul {
    padding-left: 40px;
    margin-top: 8px;
}

.note-box {
    padding: 20px;
    border-radius: var(--radius-lg);
    margin-top: 16px;
}

.note-box h4 {
    margin-top: 0;
}

.note-box ul {
    margin: 0;
    padding-left: 20px;
}

.check-note {
    font-size: 14px;
    color: var(--foreground-secondary);
    margin-top: 12px;
}

.warranty-card {
    padding: 32px;
    border-radius: var(--radius-xl);
    border: 2px dashed var(--border);
}

.warranty-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.warranty-header h4 {
    font-size: 20px;
    margin-bottom: 4px;
}

.warranty-brand {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
}

.warranty-body {
    margin-bottom: 20px;
}

.warranty-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.warranty-col {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.warranty-col-full {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.warranty-card .field-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--foreground-muted);
}

.warranty-card .field-value {
    font-size: 14px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 4px;
}

.service-records {
    margin-top: 8px;
}

.service-record-table {
    width: 100%;
    border-collapse: collapse;
}

.service-record-table th,
.service-record-table td {
    border: 1px solid var(--border);
    padding: 8px;
    font-size: 12px;
    text-align: center;
}

.service-record-table th {
    background: var(--bg-deep);
    font-weight: 600;
}

.warranty-footer {
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.warranty-note {
    font-size: 12px;
    color: var(--foreground-muted);
    margin: 4px 0;
}

.related-docs {
    padding: 60px 0;
}

.doc-meta-small {
    font-size: 12px;
    color: var(--foreground-muted);
}

@media (max-width: 768px) {
    .product-hero .container,
    .customer-card,
    .contact-box {
        grid-template-columns: 1fr;
    }

    .product-hero h1,
    .news-detail-hero h1,
    .case-detail-hero h1 {
        font-size: 28px;
    }

    .gallery-main img {
        height: 280px;
    }

    .hero-content {
        gap: 16px;
    }

    .tagline {
        font-size: 16px;
    }

    .product-badges,
    .product-meta {
        gap: 8px;
    }

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

    .prev-next-nav {
        flex-direction: column;
    }

    .nav-link {
        max-width: 100%;
    }

    .toc {
        flex-direction: column;
        align-items: flex-start;
    }

    .article-section h2 {
        font-size: 22px;
    }

    .result-metric {
        font-size: 28px;
    }
}

.about-hero {
    padding: 60px 0 100px;
    background: linear-gradient(135deg, hsl(210 20% 97%) 0%, hsl(185 40% 92%) 100%);
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, hsla(185 65% 42% / 0.12) 0%, transparent 70%);
    border-radius: 50%;
}

.about-hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.about-hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, hsl(185 65% 42%), hsl(221 83% 53%));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-hero .subtitle {
    font-size: 24px;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 24px;
}

.about-hero .description {
    font-size: 16px;
    color: var(--foreground-secondary);
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
}

.about-intro {
    padding: 80px 0;
    background: var(--bg-surface);
}

.about-intro h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
}

.about-intro .intro-content {
    padding: 40px;
    border-radius: var(--radius-xl);
}

.about-intro .intro-content p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--foreground);
    margin-bottom: 16px;
}

.about-intro .intro-content p:last-child {
    margin-bottom: 0;
}

.core-business {
    padding: 80px 0;
    background: var(--bg-deep);
}

.core-business h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
}

.core-business .business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.core-business .business-card {
    padding: 30px;
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.core-business .business-card:hover {
    background: hsla(0 0% 100% / 0.75);
    border-color: hsl(185 65% 42% / 0.15);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.core-business .business-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--foreground);
}

.core-business .business-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--foreground-secondary);
}

.corporate-culture {
    padding: 80px 0;
    background: var(--bg-surface);
}

.corporate-culture h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
}

.corporate-culture .culture-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.corporate-culture .mission,
.corporate-culture .vision {
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.corporate-culture .mission h3,
.corporate-culture .vision h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--foreground);
}

.corporate-culture .mission p,
.corporate-culture .vision p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--foreground-secondary);
}

.corporate-culture .values {
    padding: 30px;
    border-radius: var(--radius-lg);
}

.corporate-culture .values h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--foreground);
}

.corporate-culture .values ul {
    list-style: none;
    padding: 0;
}

.corporate-culture .values li {
    font-size: 14px;
    line-height: 2;
    color: var(--foreground-secondary);
    padding-left: 20px;
    position: relative;
}

.corporate-culture .values li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.corporate-culture .philosophy {
    padding: 30px;
    border-radius: var(--radius-lg);
}

.corporate-culture .philosophy h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--foreground);
}

.corporate-culture .philosophy p {
    font-size: 16px;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 8px;
}

.corporate-culture .philosophy .sub {
    font-size: 14px;
    font-weight: 400;
    color: var(--foreground-secondary);
    margin-bottom: 0;
}

.timeline {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-deep) 50%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 50%, var(--secondary) 100%);
    border-radius: 2px;
}

.timeline h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.timeline .timeline-track {
    position: relative;
    z-index: 1;
}

.timeline .timeline-item {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 40px;
    position: relative;
}

.timeline .timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline .timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline .timeline-item:last-child {
    margin-bottom: 0;
}

.timeline .timeline-item::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    background: white;
    border: 4px solid var(--primary);
    border-radius: 50%;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
    transition: all var(--transition);
}

.timeline .timeline-item:hover::before {
    transform: translate(-50%, -50%) scale(1.3);
    box-shadow: 0 6px 25px rgba(59, 130, 246, 0.6);
}

.timeline .timeline-content {
    flex: 0 0 45%;
    padding: 30px;
    background: hsla(0 0% 100% / 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    border: 1px solid hsla(215 10% 85% / 0.2);
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
    position: relative;
}

.timeline .timeline-item:hover .timeline-content {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.timeline .timeline-content::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 20px;
    height: 20px;
    background: hsla(0 0% 100% / 0.95);
    border-right: 1px solid hsla(215 10% 85% / 0.2);
    border-top: 1px solid hsla(215 10% 85% / 0.2);
}

.timeline .timeline-item:nth-child(odd) .timeline-content::after {
    right: -10px;
    transform: translateY(-50%) rotate(45deg);
}

.timeline .timeline-item:nth-child(even) .timeline-content::after {
    left: -10px;
    transform: translateY(-50%) rotate(-135deg);
}

.timeline .timeline-content .year {
    display: inline-block;
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    letter-spacing: -2px;
}

.timeline .timeline-content .title {
    font-size: 20px;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 8px;
}

.timeline .timeline-content .description {
    font-size: 14px;
    color: var(--foreground-secondary);
    line-height: 1.6;
}

.contact-info {
    padding: 80px 0;
    background: var(--bg-surface);
}

.contact-info h2 {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
}

.contact-info .contact-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.contact-info .contact-side {
    padding: 40px;
    text-align: left;
}

.contact-info .contact-side:first-child {
    background: linear-gradient(145deg, hsla(215 10% 97% / 1), hsla(185 40% 94% / 0.3));
    border-right: 1px solid hsla(215 10% 85% / 0.2);
}

.contact-info .contact-side h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--primary);
    text-align: center;
}

.contact-info .info-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px 0;
    border-bottom: 1px dashed hsla(215 10% 80% / 0.3);
}

.contact-info .info-item:last-child {
    border-bottom: none;
}

.contact-info .info-icon {
    font-size: 22px;
    line-height: 1;
}

.contact-info .info-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.contact-info .info-text {
    font-size: 15px;
    color: var(--foreground);
    line-height: 1.6;
}

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

.contact-info .contact-form .form-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.contact-info .contact-form .form-row label {
    font-size: 14px;
    font-weight: 500;
    color: var(--foreground);
}

.contact-info .contact-form .form-row label .required {
    color: #ef4444;
    margin-left: 4px;
}

.contact-info .contact-form .form-row input,
.contact-info .contact-form .form-row textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border-radius: var(--radius-md);
    border: 1.5px solid hsla(215 10% 80% / 0.5);
    background: hsla(0 0% 100% / 0.9);
    transition: all var(--transition);
    box-sizing: border-box;
}

.contact-info .contact-form .form-row input:focus,
.contact-info .contact-form .form-row textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px hsla(185 65% 42% / 0.1);
    background: white;
    outline: none;
}

.contact-info .contact-form .form-row input::placeholder,
.contact-info .contact-form .form-row textarea::placeholder {
    color: var(--foreground-muted);
}

.contact-info .contact-form .form-row textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.6;
}

.contact-info .contact-form button {
    width: 100%;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: var(--primary);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition);
    margin-top: 8px;
}

.contact-info .contact-form button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .about-hero h1 {
        font-size: 32px;
    }

    .about-hero .subtitle {
        font-size: 18px;
    }

    .about-intro h2,
    .core-business h2,
    .corporate-culture h2,
    .timeline h2,
    .contact-info h2 {
        font-size: 24px;
    }

    .core-business .business-grid {
        grid-template-columns: 1fr;
    }

    .corporate-culture .culture-grid {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 24px;
        transform: translateX(0);
    }

    .timeline .timeline-item {
        flex-direction: row !important;
        justify-content: flex-end;
        margin-bottom: 30px;
    }

    .timeline .timeline-item::before {
        left: 24px;
        transform: translate(-50%, -50%);
    }

    .timeline .timeline-content {
        flex: 0 0 calc(100% - 60px);
        padding: 20px;
        margin-left: 20px;
    }

    .timeline .timeline-content::after {
        left: -10px;
        right: auto;
        transform: translateY(-50%) rotate(-135deg);
    }

    .timeline .timeline-content .year {
        font-size: 28px;
    }

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

    .contact-info .contact-side:first-child {
        border-right: none;
        border-bottom: 1px solid hsla(215 10% 85% / 0.2);
    }

    .contact-info .contact-side {
        padding: 28px;
    }
}

.contact-hero {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    text-align: center;
    color: white;
}

.contact-hero .hero-glass-card {
    background: hsla(0 0% 100% / 0.12);
    backdrop-filter: blur(20px);
    border: 1px solid hsla(255 255% 255% / 0.15);
    border-radius: var(--radius-xl);
    padding: 60px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-hero h1 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact-hero .subtitle {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 24px;
    opacity: 0.9;
}

.contact-hero .description {
    font-size: 16px;
    line-height: 1.8;
    opacity: 0.85;
}

.contact-section {
    padding: 80px 0;
    background: var(--background);
}

.contact-section .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.contact-section .contact-info-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 40px;
    border: 1px solid hsla(215 10% 85% / 0.25);
}

.contact-section .contact-info-card h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--primary);
    text-align: center;
}

.contact-section .c-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.contact-section .c-row {
    padding: 20px 0;
    border-bottom: 1px dashed hsla(215 10% 80% / 0.3);
    text-align: center;
}

.contact-section .c-row:last-child {
    border-bottom: none;
}

.contact-section .c-icon {
    font-size: 20px;
    display: block;
}

.contact-section .c-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
}

.contact-section .c-text {
    font-size: 15px;
    color: var(--foreground);
    line-height: 1.6;
    display: block;
}

.contact-section .contact-form-box {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 40px;
    border: 1px solid hsla(215 10% 85% / 0.25);
}

.contact-section .contact-form-box h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
    text-align: center;
}

.contact-section .contact-form-box p {
    font-size: 14px;
    color: var(--foreground-muted);
    margin-bottom: 32px;
    text-align: center;
}

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

.contact-section .contact-form-box .form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--foreground);
    margin-bottom: 8px;
}

.contact-section .contact-form-box .form-group label .required {
    color: #ef4444;
    margin-left: 4px;
}

.contact-section .contact-form-box .form-group input,
.contact-section .contact-form-box .form-group select,
.contact-section .contact-form-box .form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    border-radius: var(--radius-md);
    border: 1.5px solid hsla(215 10% 80% / 0.5);
    background: hsla(0 0% 100% / 0.9);
    transition: all var(--transition);
    box-sizing: border-box;
}

.contact-section .contact-form-box .form-group input:focus,
.contact-section .contact-form-box .form-group select:focus,
.contact-section .contact-form-box .form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px hsla(185 65% 42% / 0.1);
    background: white;
    outline: none;
}

.contact-section .contact-form-box .form-group textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.6;
}

.contact-section .contact-form-box .honeypot {
    display: none;
}

.map-section {
    padding: 80px 0;
    background: var(--background-muted);
}

.map-section .map-wrapper {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    border: 1px solid hsla(215 10% 85% / 0.25);
    padding: 0;
    line-height: 0;
}

.map-section .map-wrapper iframe {
    width: 100%;
    height: 600px;
    border: 0;
    display: block;
}

.contact-faq {
    padding: 80px 0;
    background: var(--background);
}

.contact-faq h2 {
    text-align: center;
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 40px;
}

.contact-faq .faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.contact-faq .faq-item {
    background: white;
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.contact-faq .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    background: white;
    transition: all var(--transition);
}

.contact-faq .faq-question:hover {
    background: var(--background-muted);
}

.contact-faq .faq-question .arrow {
    font-size: 12px;
    transition: transform var(--transition);
}

.contact-faq .faq-item.active .faq-question .arrow {
    transform: rotate(180deg);
}

.contact-faq .faq-answer {
    padding: 0 24px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--foreground-muted);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition);
}

.contact-faq .faq-item.active .faq-answer {
    padding: 0 24px 20px;
    max-height: 200px;
}

.toast {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: var(--foreground);
    color: white;
    padding: 16px 32px;
    border-radius: var(--radius-lg);
    font-size: 15px;
    z-index: 9999;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

@media (max-width: 768px) {
    .contact-hero {
        padding: 60px 20px;
    }

    .contact-hero .hero-glass-card {
        padding: 40px 24px;
    }

    .contact-hero h1 {
        font-size: 28px;
    }

    .contact-hero .subtitle {
        font-size: 20px;
    }

    .contact-section {
        padding: 60px 20px;
    }

    .contact-section .contact-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .contact-section .contact-info-card,
    .contact-section .contact-form-box {
        padding: 28px;
    }

    .map-section {
        padding: 60px 20px;
    }

    .contact-faq {
        padding: 60px 20px;
    }

    .contact-faq h2 {
        font-size: 24px;
    }
}

@supports not (backdrop-filter: blur(1px)) {
    .glass { background: hsla(0 0% 100% / 0.92); }
}

.filter-form {
    padding: 20px 24px;
    margin-bottom: var(--space-xl);
    border-radius: var(--radius-lg);
    background: var(--bg-surface);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-md);
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
}

.filter-group {
    flex: 1;
    min-width: 140px;
}

.filter-group.filter-search {
    flex: 2;
    min-width: 240px;
}

.filter-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--foreground-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
    display: block;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-surface);
    font-size: 14px;
    font-family: var(--font-family);
    transition: all var(--transition-fast);
}

.filter-group select:focus,
.filter-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.filter-actions {
    display: flex;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.result-count {
    font-size: 14px;
    color: var(--foreground-muted);
    margin-bottom: var(--space-lg);
    font-weight: 500;
}

.result-count strong {
    color: var(--primary);
    font-weight: 600;
}

.card-grid {
    display: grid;
    gap: 24px;
}

.card-grid.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.content-card {
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    background: var(--gradient-card);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-card);
    position: relative;
}

.content-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition);
}

.content-card:hover::before {
    opacity: 1;
}

.content-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--primary-light);
}

.card-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-light) 100%);
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all var(--transition);
}

.content-card:hover .card-image img {
    transform: scale(1.05);
    filter: brightness(1.02);
}

.card-badges {
    position: absolute;
    top: 12px;
    left: 12px;
    display: flex;
    gap: 8px;
}

.badge {
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.badge-new { background: var(--accent); }
.badge-hot { background: #FF6B35; }
.badge-flagship { background: #8B5CF6; }

.result-badge {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: var(--success);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
}

.card-content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.card-category {
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
    display: inline-block;
    align-self: flex-start;
}

.card-content h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--foreground);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
    line-height: 1.4;
}

.card-content p {
    font-size: 14px;
    color: var(--foreground-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
    margin: 0;
    line-height: 1.6;
}

.card-client {
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
    margin: 0;
}

.card-meta {
    font-size: 12px;
    color: var(--foreground-muted);
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 8px;
    border-top: 1px solid var(--border-light);
}

.card-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-content .btn {
    align-self: flex-start;
    margin-top: 8px;
    padding: 10px 22px;
}

.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px;
    color: var(--foreground-secondary);
}

@media (max-width: 1024px) {
    .card-grid.grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 640px) {
    .card-grid.grid-3 {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .footer-brand {
        grid-column: auto;
    }

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

    .footer-copyright {
        justify-content: center;
    }

    .footer-legal {
        justify-content: center;
    }

    .filter-row {
        flex-direction: column;
    }

    .filter-group {
        width: 100%;
        min-width: unset;
    }

    .filter-actions {
        width: 100%;
    }

    .filter-actions .btn {
        flex: 1;
    }
}