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

:root {
    --bg-primary: #FDF8F5;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F7E4EA;
    --bg-glass: rgba(253, 248, 245, 0.92);
    --text-primary: #3D2C2E;
    --text-secondary: #5E4048;
    --text-tertiary: #6B4E56;
    --text-muted: #9B7E84;
    --text-light: #B9A0A8;
    --accent-primary: #D96C8A;
    --accent-secondary: #B14A6A;
    --accent-soft: #F7D9E3;
    --accent-lighter: #F2B8C6;
    --border-color: #F7E4EA;
    --border-light: #F0D9DF;
    --shadow-sm: 0 4px 20px rgba(217, 108, 138, 0.06);
    --shadow-md: 0 6px 24px rgba(217, 108, 138, 0.1);
    --shadow-lg: 0 8px 30px rgba(217, 108, 138, 0.12);
    --shadow-btn: 0 4px 16px rgba(217, 108, 138, 0.3);
    --radius-sm: 16px;
    --radius-md: 18px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body.dark-mode {
    --bg-primary: #1F1B1C;
    --bg-secondary: #2A2426;
    --bg-tertiary: #241F21;
    --bg-glass: rgba(31, 27, 28, 0.92);
    --text-primary: #F0E6E8;
    --text-secondary: #D4C2C7;
    --text-tertiary: #C4B2B7;
    --text-muted: #9B7E84;
    --text-light: #7A6A6F;
    --accent-primary: #F2B8C6;
    --accent-secondary: #F2B8C6;
    --accent-soft: #4A3E42;
    --accent-lighter: #F2B8C6;
    --border-color: #4A3E42;
    --border-light: #4A3E42;
    --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.3);
    --shadow-btn: 0 4px 16px rgba(242, 184, 198, 0.2);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.8;
    transition: background-color var(--transition-base), color var(--transition-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
}

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

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

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-lighter);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header:hover {
    box-shadow: 0 2px 20px rgba(217, 108, 138, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 12px 0;
    flex-wrap: wrap;
}

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

.logo:hover {
    transform: scale(1.02);
    opacity: 0.9;
}

.logo svg {
    width: 36px;
    height: 36px;
    transition: transform var(--transition-base);
}

.logo:hover svg {
    transform: rotate(-8deg) scale(1.05);
}

.nav-links {
    display: flex;
    gap: 24px;
    font-size: 0.95rem;
    flex-wrap: wrap;
}

.nav-links a {
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
    display: inline-block;
}

.nav-links a:hover {
    border-bottom-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-1px);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 4px 12px;
    border: 1px solid var(--border-light);
    transition: border-color var(--transition-fast), background var(--transition-base), box-shadow var(--transition-fast);
}

.search-box:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(217, 108, 138, 0.1);
}

.search-box input {
    border: none;
    outline: none;
    padding: 6px 8px;
    font-size: 0.9rem;
    background: transparent;
    color: var(--text-primary);
    width: 140px;
    transition: width var(--transition-base);
}

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

.search-box input:focus {
    width: 180px;
}

.search-box button {
    background: none;
    border: none;
    color: var(--accent-primary);
    font-size: 1.1rem;
    padding: 4px;
    transition: transform var(--transition-fast);
    line-height: 1;
}

.search-box button:hover {
    transform: scale(1.15);
}

.dark-toggle {
    background: var(--accent-soft);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-fast);
    flex-shrink: 0;
}

.dark-toggle:hover {
    transform: rotate(20deg) scale(1.08);
    box-shadow: 0 0 0 4px rgba(217, 108, 138, 0.12);
}

.dark-toggle:active {
    transform: scale(0.95);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--accent-primary);
    padding: 4px 8px;
    transition: transform var(--transition-fast);
    line-height: 1;
}

.mobile-menu-btn:hover {
    transform: scale(1.1);
}

.breadcrumb {
    padding: 16px 0 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 2px;
}

.breadcrumb a {
    color: var(--accent-primary);
    transition: opacity var(--transition-fast);
}

.breadcrumb a:hover {
    opacity: 0.7;
    text-decoration: underline;
}

.breadcrumb span {
    margin: 0 6px;
}

.banner {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    margin: 16px 0 24px;
    background: linear-gradient(135deg, #F9E5EC 0%, #F3D1DB 50%, #F7D9E3 100%);
    min-height: 280px;
    transition: background var(--transition-base);
    box-shadow: 0 8px 32px rgba(217, 108, 138, 0.1);
}

body.dark-mode .banner {
    background: linear-gradient(135deg, #3A2E32 0%, #2A2426 50%, #33272B 100%);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.banner-track {
    display: flex;
    transition: transform var(--transition-slow) cubic-bezier(0.4, 0, 0.2, 1);
}

.banner-slide {
    min-width: 100%;
    padding: 40px 48px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 12px;
}

.banner-slide h2 {
    font-size: 2rem;
    color: var(--accent-secondary);
    font-weight: 700;
    line-height: 1.3;
    transition: color var(--transition-base);
}

body.dark-mode .banner-slide h2 {
    color: var(--accent-lighter);
}

.banner-slide p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    transition: color var(--transition-base);
}

body.dark-mode .banner-slide p {
    color: var(--text-secondary);
}

.banner-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 2;
}

.banner-dots button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(217, 108, 138, 0.4);
    transition: background var(--transition-base), transform var(--transition-fast), width var(--transition-base);
    padding: 0;
    min-width: 10px;
}

.banner-dots button:hover {
    background: rgba(217, 108, 138, 0.7);
    transform: scale(1.2);
}

.banner-dots button.active {
    background: var(--accent-primary);
    width: 24px;
    border-radius: 6px;
}

.hero-summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: center;
    margin: 32px 0;
}

.hero-text h1 {
    font-size: 2.2rem;
    color: var(--accent-secondary);
    margin-bottom: 16px;
    line-height: 1.3;
    transition: color var(--transition-base);
}

body.dark-mode .hero-text h1 {
    color: var(--accent-lighter);
}

.hero-text .lead {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    transition: color var(--transition-base);
}

body.dark-mode .hero-text .lead {
    color: var(--text-secondary);
}

.hero-text > p:not(.lead) {
    font-size: 0.95rem;
    color: var(--text-tertiary);
    margin-bottom: 12px;
}

body.dark-mode .hero-text > p:not(.lead) {
    color: var(--text-tertiary);
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 24px;
}

.stat-item {
    transition: transform var(--transition-fast);
}

.stat-item:hover {
    transform: translateY(-3px);
}

.stat-item .num {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    transition: color var(--transition-base);
    line-height: 1.2;
}

.stat-item .label {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: color var(--transition-base);
}

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

.hero-illustration svg {
    width: 100%;
    max-width: 400px;
    transition: transform var(--transition-slow);
    filter: drop-shadow(0 12px 32px rgba(217, 108, 138, 0.15));
}

.hero-illustration:hover svg {
    transform: translateY(-6px) scale(1.02);
}

section {
    margin: 48px 0;
}

.section-title {
    font-size: 1.8rem;
    color: var(--accent-secondary);
    margin-bottom: 8px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color var(--transition-base);
    line-height: 1.4;
}

body.dark-mode .section-title {
    color: var(--accent-lighter);
}

.section-title::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 1.4em;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-lighter));
    border-radius: 3px;
    flex-shrink: 0;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 28px;
    transition: color var(--transition-base);
    padding-left: 16px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-lighter));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
    border-radius: 3px 3px 0 0;
}

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

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

body.dark-mode .card {
    background: var(--bg-secondary);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.card h3 {
    font-size: 1.2rem;
    color: var(--accent-secondary);
    margin-bottom: 10px;
    transition: color var(--transition-base);
    line-height: 1.4;
}

body.dark-mode .card h3 {
    color: var(--accent-lighter);
}

.card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    transition: color var(--transition-base);
    line-height: 1.8;
}

body.dark-mode .card p {
    color: var(--text-tertiary);
}

.card p a {
    color: var(--accent-primary);
    transition: opacity var(--transition-fast);
}

.card p a:hover {
    opacity: 0.7;
    text-decoration: underline;
}

.article-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.article-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    transition: box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.article-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

.article-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

body.dark-mode .article-item {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.article-meta {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 8px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    transition: color var(--transition-base);
}

.article-meta span {
    display: inline-flex;
    align-items: center;
}

.article-meta span:first-child::before {
    content: '📅';
    margin-right: 4px;
    font-size: 0.75rem;
}

.article-meta span:last-child {
    background: var(--accent-soft);
    color: var(--accent-primary);
    padding: 1px 8px;
    border-radius: 10px;
    font-size: 0.75rem;
    transition: background var(--transition-base), color var(--transition-base);
}

.article-item h4 {
    font-size: 1.1rem;
    color: var(--accent-secondary);
    margin-bottom: 8px;
    transition: color var(--transition-base);
    line-height: 1.5;
}

body.dark-mode .article-item h4 {
    color: var(--accent-lighter);
}

.article-item p {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    margin-bottom: 12px;
    flex-grow: 1;
    transition: color var(--transition-base);
    line-height: 1.7;
}

body.dark-mode .article-item p {
    color: var(--text-tertiary);
}

.read-more {
    font-size: 0.9rem;
    color: var(--accent-primary);
    font-weight: 600;
    transition: color var(--transition-fast), transform var(--transition-fast);
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.read-more:hover {
    color: var(--accent-secondary);
    transform: translateX(4px);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-sm);
}

body.dark-mode .faq-item {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.faq-question {
    padding: 18px 24px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--accent-secondary);
    user-select: none;
    -webkit-user-select: none;
    transition: color var(--transition-base), background var(--transition-fast);
    gap: 12px;
    font-size: 0.98rem;
    line-height: 1.5;
}

.faq-question:hover {
    background: rgba(217, 108, 138, 0.04);
}

body.dark-mode .faq-question {
    color: var(--accent-lighter);
}

body.dark-mode .faq-question:hover {
    background: rgba(242, 184, 198, 0.06);
}

.faq-question .icon {
    transition: transform var(--transition-base);
    font-size: 1.2rem;
    flex-shrink: 0;
    color: var(--accent-primary);
    line-height: 1;
}

.faq-item.open .faq-question .icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
    padding: 0 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-base), max-height 0.4s ease, padding 0.3s ease;
    line-height: 1.8;
}

body.dark-mode .faq-answer {
    color: var(--text-tertiary);
}

.faq-item.open .faq-answer {
    max-height: 500px;
    padding: 0 24px 20px;
}

.howto-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    counter-reset: step;
}

.howto-step {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    position: relative;
    transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
    counter-increment: step;
}

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

body.dark-mode .howto-step {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.howto-step::before {
    content: counter(step);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-lighter));
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 12px;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    box-shadow: 0 3px 10px rgba(217, 108, 138, 0.25);
}

.howto-step:hover::before {
    transform: scale(1.1) rotate(-6deg);
    box-shadow: 0 6px 16px rgba(217, 108, 138, 0.35);
}

.howto-step h4 {
    font-size: 1rem;
    color: var(--accent-secondary);
    margin-bottom: 6px;
    transition: color var(--transition-base);
    line-height: 1.4;
}

body.dark-mode .howto-step h4 {
    color: var(--accent-lighter);
}

.howto-step p {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    transition: color var(--transition-base);
    line-height: 1.7;
}

body.dark-mode .howto-step p {
    color: var(--text-tertiary);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.team-member {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

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

body.dark-mode .team-member {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.team-member .avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--accent-soft);
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent-primary);
    transition: transform var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
    box-shadow: 0 4px 14px rgba(217, 108, 138, 0.15);
}

.team-member:hover .avatar {
    transform: scale(1.08) rotate(6deg);
    box-shadow: 0 6px 20px rgba(217, 108, 138, 0.25);
}

.team-member h4 {
    font-size: 1rem;
    color: var(--accent-secondary);
    margin-bottom: 4px;
    transition: color var(--transition-base);
}

body.dark-mode .team-member h4 {
    color: var(--accent-lighter);
}

.team-member p {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: color var(--transition-base);
    line-height: 1.6;
}

.team-member p + p {
    margin-top: 4px;
    font-size: 0.82rem;
    color: var(--text-light);
}

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

.contact-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid var(--border-color);
    transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

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

body.dark-mode .contact-item {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

.contact-item h4 {
    font-size: 1rem;
    color: var(--accent-secondary);
    margin-bottom: 6px;
    transition: color var(--transition-base);
}

body.dark-mode .contact-item h4 {
    color: var(--accent-lighter);
}

.contact-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color var(--transition-base);
    line-height: 1.7;
}

body.dark-mode .contact-item p {
    color: var(--text-tertiary);
}

.site-footer {
    background: var(--bg-tertiary);
    padding: 48px 0 24px;
    margin-top: 64px;
    border-top: 1px solid var(--border-light);
    transition: background var(--transition-base), border-color var(--transition-base);
}

body.dark-mode .site-footer {
    background: var(--bg-tertiary);
    border-top-color: var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.footer-col h5 {
    font-size: 1rem;
    color: var(--accent-secondary);
    margin-bottom: 12px;
    transition: color var(--transition-base);
    position: relative;
    padding-bottom: 8px;
}

.footer-col h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 1px;
    transition: width var(--transition-base);
}

.footer-col:hover h5::after {
    width: 40px;
}

body.dark-mode .footer-col h5 {
    color: var(--accent-lighter);
}

.footer-col ul {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

body.dark-mode .footer-col ul {
    color: var(--text-tertiary);
}

.footer-col li {
    transition: transform var(--transition-fast);
}

.footer-col li:hover {
    transform: translateX(4px);
}

.footer-col a {
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding-top: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    transition: border-color var(--transition-base), color var(--transition-base);
}

body.dark-mode .footer-bottom {
    border-top-color: var(--border-color);
}

.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-lighter));
    color: #fff;
    border: none;
    font-size: 1.4rem;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-btn);
    transition: opacity var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
    z-index: 999;
    line-height: 1;
}

.back-to-top.show {
    display: flex;
    animation: fadeInUp 0.3s ease;
}

.back-to-top:hover {
    transform: translateY(-4px) scale(1.08);
    box-shadow: 0 8px 24px rgba(217, 108, 138, 0.4);
}

.back-to-top:active {
    transform: translateY(-2px) scale(0.98);
}

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

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

@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;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 992px) {
    .hero-text h1 {
        font-size: 1.9rem;
    }

    .banner-slide h2 {
        font-size: 1.7rem;
    }

    .section-title {
        font-size: 1.6rem;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-wrap: wrap;
        gap: 12px;
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 12px;
        padding: 12px 0;
        border-top: 1px solid var(--border-color);
        animation: fadeInUp 0.3s ease;
    }

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

    .nav-links a {
        padding: 8px 0;
        border-bottom: none;
        border-left: 2px solid transparent;
        padding-left: 12px;
    }

    .nav-links a:hover {
        border-bottom-color: transparent;
        border-left-color: var(--accent-primary);
        padding-left: 16px;
    }

    .mobile-menu-btn {
        display: block;
        order: 2;
    }

    .logo {
        order: 1;
    }

    .header-actions {
        order: 3;
        width: 100%;
        justify-content: space-between;
    }

    .search-box {
        flex: 1;
    }

    .search-box input {
        width: 100%;
    }

    .search-box input:focus {
        width: 100%;
    }

    .hero-summary {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .hero-text h1 {
        font-size: 1.6rem;
    }

    .hero-text .lead {
        font-size: 1rem;
    }

    .hero-illustration {
        order: -1;
    }

    .hero-illustration svg {
        max-width: 280px;
    }

    .banner-slide {
        padding: 28px 24px;
    }

    .banner-slide h2 {
        font-size: 1.4rem;
    }

    .banner-slide p {
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section-title::before {
        width: 5px;
    }

    .card-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .article-list {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .howto-steps {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
        font-size: 1.2rem;
    }

    .faq-question {
        padding: 16px 18px;
        font-size: 0.92rem;
    }

    .faq-answer {
        padding: 0 18px;
        font-size: 0.9rem;
    }

    .faq-item.open .faq-answer {
        padding: 0 18px 16px;
    }
}

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

    .logo {
        font-size: 1.2rem;
    }

    .logo svg {
        width: 30px;
        height: 30px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-item .num {
        font-size: 1.6rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .section-title::before {
        width: 4px;
    }

    .section-subtitle {
        font-size: 0.9rem;
        padding-left: 12px;
    }

    .banner {
        min-height: 220px;
        border-radius: 18px;
    }

    .banner-slide {
        padding: 24px 18px;
    }

    .banner-slide h2 {
        font-size: 1.2rem;
    }

    .banner-slide p {
        font-size: 0.88rem;
    }

    .howto-steps {
        grid-template-columns: 1fr;
    }

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

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

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        font-size: 0.8rem;
    }

    .card {
        padding: 22px 18px;
    }

    .article-item {
        padding: 18px;
    }

    .article-item h4 {
        font-size: 1rem;
    }

    .team-member {
        padding: 20px 16px;
    }

    .contact-item {
        padding: 18px;
    }
}

@media print {
    .site-header,
    .back-to-top,
    .dark-toggle,
    .search-box,
    .mobile-menu-btn,
    .banner-dots {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }

    .card,
    .article-item,
    .faq-item,
    .howto-step,
    .team-member,
    .contact-item {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }

    .faq-answer {
        max-height: none !important;
        padding: 0 24px 20px !important;
    }
}