:root {
    --color-primary: #f7b731;
    --color-primary-dark: #e0a020;
    --color-secondary: #fc5c65;
    --color-accent: #9b59b6;
    --color-blue: #4a90d9;
    --color-bg: #fef9f0;
    --color-surface: #ffffff;
    --color-surface-glass: rgba(255, 255, 255, 0.72);
    --color-text: #2d2a24;
    --color-text-light: #6b6258;
    --color-border: #f0e6d8;
    --color-border-glass: rgba(255, 255, 255, 0.35);
    --gradient-primary: linear-gradient(135deg, #f7b731 0%, #fc5c65 100%);
    --gradient-soft: linear-gradient(135deg, #fff5e0 0%, #ffe8e8 50%, #f0f4ff 100%);
    --gradient-banner: linear-gradient(135deg, rgba(247, 183, 49, 0.12) 0%, rgba(252, 92, 101, 0.1) 50%, rgba(74, 144, 217, 0.1) 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 8px 32px rgba(247, 183, 49, 0.28);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

[data-theme="dark"] {
    --color-bg: #1a1815;
    --color-surface: #262320;
    --color-surface-glass: rgba(38, 35, 32, 0.78);
    --color-text: #f0ece4;
    --color-text-light: #b0a89c;
    --color-border: #3a3530;
    --color-border-glass: rgba(255, 255, 255, 0.08);
    --gradient-soft: linear-gradient(135deg, #2a2620 0%, #2e2426 50%, #1e2430 100%);
    --gradient-banner: linear-gradient(135deg, rgba(247, 183, 49, 0.08) 0%, rgba(252, 92, 101, 0.06) 50%, rgba(74, 144, 217, 0.06) 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 8px 32px rgba(247, 183, 49, 0.18);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    background-image: radial-gradient(circle at 15% 20%, rgba(247, 183, 49, 0.06) 0%, transparent 50%),
                      radial-gradient(circle at 85% 70%, rgba(252, 92, 101, 0.05) 0%, transparent 50%),
                      radial-gradient(circle at 50% 50%, rgba(74, 144, 217, 0.04) 0%, transparent 60%);
    background-attachment: fixed;
    color: var(--color-text);
    line-height: 1.7;
    transition: background-color var(--transition), color var(--transition);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary-dark);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--color-secondary);
}

button {
    font-family: inherit;
}

::selection {
    background: var(--color-primary);
    color: #fff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-surface-glass);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--color-border-glass);
    box-shadow: var(--shadow-sm);
    transition: background var(--transition), box-shadow var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--color-text);
    flex-shrink: 0;
    transition: transform var(--transition-bounce);
}

.logo:hover {
    transform: scale(1.04);
    color: var(--color-text);
}

.logo svg {
    width: 40px;
    height: 40px;
    transition: transform var(--transition-bounce);
}

.logo:hover svg {
    transform: rotate(-8deg) scale(1.1);
}

.nav-links {
    display: flex;
    gap: 24px;
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-light);
    position: relative;
    padding: 4px 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 40px;
    padding: 4px 4px 4px 16px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(247, 183, 49, 0.15);
}

.search-box input {
    border: none;
    background: transparent;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--color-text);
    outline: none;
    width: 140px;
    font-family: inherit;
}

.search-box input::placeholder {
    color: var(--color-text-light);
    opacity: 0.7;
}

.search-box button {
    background: var(--gradient-primary);
    border: none;
    border-radius: 40px;
    padding: 8px 16px;
    cursor: pointer;
    color: #fff;
    font-weight: 600;
    font-size: 0.85rem;
    transition: filter var(--transition), transform var(--transition);
    font-family: inherit;
}

.search-box button:hover {
    filter: brightness(1.08);
    transform: scale(1.03);
}

.theme-toggle, .mobile-menu-btn {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.2rem;
    transition: background var(--transition), border-color var(--transition), transform var(--transition-bounce);
    color: var(--color-text);
    flex-shrink: 0;
}

.theme-toggle:hover, .mobile-menu-btn:hover {
    background: var(--color-border);
    transform: rotate(15deg) scale(1.08);
}

.mobile-menu-btn {
    display: none;
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--color-surface-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--color-border-glass);
    padding: 16px 20px;
    box-shadow: var(--shadow-md);
    z-index: 999;
    flex-direction: column;
    gap: 12px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.mobile-nav a {
    padding: 10px 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-light);
}

.mobile-nav a:hover {
    color: var(--color-primary-dark);
    padding-left: 6px;
}

.breadcrumb {
    padding: 12px 0;
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: 6px;
}

.breadcrumb li:not(:last-child)::after {
    content: '›';
    margin-left: 6px;
    color: var(--color-text-light);
}

.breadcrumb a {
    color: var(--color-text-light);
}

.breadcrumb a:hover {
    color: var(--color-primary-dark);
}

.hero {
    padding: 60px 0 40px;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(247, 183, 49, 0.12) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.2;
    color: var(--color-text);
    animation: fadeInUp 0.8s ease both;
}

.hero h1 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.hero .subtitle {
    font-size: 1.15rem;
    color: var(--color-text-light);
    max-width: 720px;
    margin: 0 auto 24px;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(247, 183, 49, 0.3);
}

.btn-primary:hover {
    color: #fff;
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    background: var(--color-surface-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-md);
}

.banner-carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    margin: 20px 0 40px;
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border-glass);
}

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

.carousel-slide {
    min-width: 100%;
    padding: 48px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    background: var(--gradient-banner);
    position: relative;
}

.carousel-slide::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(247, 183, 49, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.carousel-slide svg {
    width: 120px;
    height: 120px;
    filter: drop-shadow(0 8px 16px rgba(247, 183, 49, 0.2));
    transition: transform var(--transition-bounce);
}

.carousel-slide:hover svg {
    transform: scale(1.08) translateY(-4px);
}

.carousel-slide h3 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.carousel-slide p {
    color: var(--color-text-light);
    max-width: 560px;
    position: relative;
    z-index: 1;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 16px 0 20px;
    background: var(--color-surface-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    padding: 0;
}

.carousel-dot.active {
    background: var(--gradient-primary);
    transform: scale(1.3);
    box-shadow: 0 0 12px rgba(247, 183, 49, 0.5);
}

section {
    padding: 48px 0;
}

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

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text);
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 4px;
    margin: 12px auto 0;
}

.section-header p {
    color: var(--color-text-light);
    max-width: 640px;
    margin: 0 auto;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.card {
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border-glass);
    transition: transform var(--transition-bounce), box-shadow var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

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

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--shadow-lg);
    border-color: rgba(247, 183, 49, 0.3);
}

.card svg {
    width: 48px;
    height: 48px;
    transition: transform var(--transition-bounce);
}

.card:hover svg {
    transform: scale(1.15) rotate(-5deg);
}

.card h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

.card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    flex: 1;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 24px;
    margin: 40px 0;
}

.stat-item {
    text-align: center;
    padding: 24px;
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-glass);
    transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.stat-item:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 2.4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.stat-label {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-top: 4px;
}

.article-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.article-card {
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--color-border-glass);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-bounce), box-shadow var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.article-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition);
}

.article-card:hover::after {
    transform: scaleX(1);
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(247, 183, 49, 0.25);
}

.article-meta {
    display: flex;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--color-text-light);
    flex-wrap: wrap;
}

.article-meta time {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.article-meta span {
    background: var(--color-bg);
    padding: 2px 10px;
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

.article-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.4;
    transition: color var(--transition);
}

.article-card:hover h3 {
    color: var(--color-primary-dark);
}

.article-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    flex: 1;
}

.read-more {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary-dark);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 4px;
    transition: gap var(--transition), color var(--transition);
}

.read-more:hover {
    gap: 8px;
    color: var(--color-secondary);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-glass);
    overflow: hidden;
    transition: box-shadow var(--transition), border-color var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: rgba(247, 183, 49, 0.2);
}

.faq-item.open {
    box-shadow: var(--shadow-md);
    border-color: rgba(247, 183, 49, 0.35);
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    gap: 12px;
    transition: background var(--transition);
}

.faq-question:hover {
    background: var(--color-bg);
}

.faq-question::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--color-primary-dark);
    transition: transform var(--transition);
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(247, 183, 49, 0.1);
}

.faq-item.open .faq-question::after {
    transform: rotate(45deg);
    background: rgba(247, 183, 49, 0.2);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    padding: 0 20px;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.faq-item.open .faq-answer {
    max-height: 500px;
    padding: 0 20px 20px;
}

.howto-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.howto-step {
    display: flex;
    gap: 20px;
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--color-border-glass);
    align-items: flex-start;
    transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.howto-step:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(247, 183, 49, 0.35);
    transition: transform var(--transition-bounce);
}

.howto-step:hover .step-number {
    transform: scale(1.15) rotate(-8deg);
}

.step-content h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.step-content p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-glass);
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

th, td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    background: var(--color-bg);
    font-weight: 700;
    color: var(--color-text);
    white-space: nowrap;
    position: sticky;
    top: 0;
}

tbody tr {
    transition: background var(--transition);
}

tbody tr:hover {
    background: rgba(247, 183, 49, 0.05);
}

tr:last-child td {
    border-bottom: none;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}

.team-card {
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    border: 1px solid var(--color-border-glass);
    transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.team-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.team-card svg {
    width: 80px;
    height: 80px;
    margin: 0 auto 12px;
    transition: transform var(--transition-bounce);
}

.team-card:hover svg {
    transform: scale(1.1) rotate(5deg);
}

.team-card h4 {
    font-weight: 700;
    margin-bottom: 4px;
}

.team-card p {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--color-border-glass);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-bounce), box-shadow var(--transition);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 12px;
    right: 20px;
    font-size: 4rem;
    line-height: 1;
    color: var(--color-primary);
    opacity: 0.15;
    font-family: Georgia, serif;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card blockquote {
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: 16px;
    font-size: 0.95rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

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

.testimonial-author svg {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
}

.testimonial-author strong {
    display: block;
    font-size: 0.9rem;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.contact-item {
    background: var(--color-surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: 24px;
    border: 1px solid var(--color-border-glass);
    display: flex;
    gap: 16px;
    align-items: flex-start;
    transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.contact-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.contact-item svg {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    transition: transform var(--transition-bounce);
}

.contact-item:hover svg {
    transform: scale(1.15);
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.site-footer {
    background: var(--color-surface-glass);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-top: 1px solid var(--color-border-glass);
    padding: 48px 0 24px;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 8px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    font-size: 0.9rem;
    color: var(--color-text-light);
    transition: color var(--transition), padding-left var(--transition);
    display: inline-block;
}

.footer-col a:hover {
    color: var(--color-primary-dark);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: var(--shadow-glow);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition-bounce);
    z-index: 900;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-6px) scale(1.08);
    filter: brightness(1.1);
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    .mobile-menu-btn {
        display: flex;
    }
    .search-box input {
        width: 100px;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .section-header h2 {
        font-size: 1.7rem;
    }
    .card-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
    .article-list {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 640px) {
    html {
        font-size: 15px;
    }
    .hero {
        padding: 40px 0 24px;
    }
    .hero h1 {
        font-size: 1.9rem;
    }
    .hero .subtitle {
        font-size: 1rem;
    }
    .search-box {
        display: none;
    }
    .section-header h2 {
        font-size: 1.6rem;
    }
    .stat-number {
        font-size: 1.8rem;
    }
    .howto-step {
        flex-direction: column;
        gap: 12px;
    }
    .howto-step:hover {
        transform: translateY(-3px);
    }
    .carousel-slide {
        padding: 32px 20px;
    }
    .carousel-slide svg {
        width: 90px;
        height: 90px;
    }
    .carousel-slide h3 {
        font-size: 1.2rem;
    }
    .card-grid {
        grid-template-columns: 1fr;
    }
    .article-list {
        grid-template-columns: 1fr;
    }
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .stat-item {
        padding: 16px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .back-to-top {
        bottom: 16px;
        right: 16px;
        width: 42px;
        height: 42px;
    }
    th, td {
        padding: 10px 12px;
        font-size: 0.85rem;
    }
    .contact-item {
        padding: 18px;
    }
}

@media (max-width: 380px) {
    .hero h1 {
        font-size: 1.6rem;
    }
    .stats-row {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}

@media print {
    .site-header,
    .mobile-nav,
    .back-to-top,
    .carousel-dots,
    .hero-actions {
        display: none !important;
    }
    body {
        background: #fff;
        color: #000;
    }
    .card,
    .article-card,
    .faq-item {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}