:root {
    --primary: #FF6B6B;
    --primary-dark: #E85555;
    --primary-light: #FFE0E0;
    --secondary: #4ECDC4;
    --secondary-dark: #3BB8B0;
    --accent: #FFE66D;
    --dark: #2C3E50;
    --dark-light: #34495E;
    --gray: #7F8C8D;
    --light-gray: #F8F9FA;
    --white: #FFFFFF;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
    --glass-bg: rgba(255,255,255,0.72);
    --glass-border: rgba(255,255,255,0.45);
    --glass-blur: 14px;
    --gradient-hero: linear-gradient(135deg, #FFE0E0 0%, #FFF5F5 40%, #E8FFFD 100%);
    --gradient-primary: linear-gradient(135deg, #FF6B6B 0%, #FF8E8E 100%);
    --gradient-secondary: linear-gradient(135deg, #4ECDC4 0%, #6FE3DB 100%);
}

[data-theme="dark"] {
    --primary: #FF8A8A;
    --primary-dark: #FF6B6B;
    --primary-light: #3D2020;
    --secondary: #5EDDD4;
    --secondary-dark: #4ECDC4;
    --accent: #FFE66D;
    --dark: #E8E8E8;
    --dark-light: #CCCCCC;
    --gray: #A0A0A0;
    --light-gray: #1A1A2E;
    --white: #16213E;
    --shadow: 0 4px 20px rgba(0,0,0,0.3);
    --shadow-hover: 0 8px 30px rgba(0,0,0,0.4);
    --glass-bg: rgba(22,33,62,0.72);
    --glass-border: rgba(255,255,255,0.08);
    --gradient-hero: linear-gradient(135deg, #2A1B2E 0%, #16213E 50%, #0F2530 100%);
    --gradient-primary: linear-gradient(135deg, #FF8A8A 0%, #FF6B6B 100%);
    --gradient-secondary: linear-gradient(135deg, #5EDDD4 0%, #4ECDC4 100%);
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--dark);
    background: var(--light-gray);
    line-height: 1.8;
    transition: background 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

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

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

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

svg {
    display: block;
}

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

.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;
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    max-width: 1200px;
    margin: 0 auto;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.03);
}

.logo svg {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(255,107,107,0.3);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
}

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

.main-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: wrap;
}

.main-nav a {
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--dark-light);
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    position: relative;
    transition: var(--transition);
}

.main-nav a::after {
    content: "";
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
    transform: translateX(-50%);
}

.main-nav a:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.main-nav a:hover::after {
    width: 60%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--light-gray);
    border-radius: 20px;
    padding: 4px 12px;
    border: 1px solid transparent;
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(255,107,107,0.12);
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    padding: 6px 8px;
    font-size: 0.85rem;
    width: 140px;
    color: var(--dark);
    font-family: inherit;
}

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

.search-box button {
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--gray);
    padding: 4px;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.search-box button:hover {
    color: var(--primary);
    transform: scale(1.1);
}

.theme-toggle,
.menu-toggle {
    border: none;
    background: var(--light-gray);
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark);
    transition: var(--transition);
}

.theme-toggle:hover,
.menu-toggle:hover {
    background: var(--primary-light);
    color: var(--primary);
    transform: rotate(15deg) scale(1.05);
}

.menu-toggle {
    display: none;
}

/* ========== Breadcrumb ========== */
.breadcrumb {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    border-bottom: 1px solid var(--glass-border);
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    font-size: 0.82rem;
    color: var(--gray);
}

.breadcrumb li {
    display: flex;
    align-items: center;
    gap: 6px;
}

.breadcrumb li::after {
    content: "/";
    color: var(--gray);
    opacity: 0.5;
}

.breadcrumb li:last-child::after {
    display: none;
}

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

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

/* ========== Hero ========== */
.hero {
    background: var(--gradient-hero);
    padding: 70px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -30%;
    right: -8%;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    background: var(--secondary);
    opacity: 0.1;
    filter: blur(60px);
    animation: floatBlob 12s ease-in-out infinite;
}

.hero::after {
    content: "";
    position: absolute;
    bottom: -40%;
    left: -10%;
    width: 460px;
    height: 460px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.08;
    filter: blur(70px);
    animation: floatBlob 15s ease-in-out infinite reverse;
}

@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.08); }
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
    color: var(--dark);
    animation: fadeUp 0.7s ease both;
}

.hero-content h1 em {
    font-style: normal;
    color: var(--primary);
    position: relative;
    background: linear-gradient(120deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content h1 em::after {
    content: "";
    position: absolute;
    bottom: 4px;
    left: 0;
    right: 0;
    height: 8px;
    background: var(--accent);
    opacity: 0.5;
    border-radius: 4px;
    z-index: -1;
}

.hero-content p {
    font-size: 1.05rem;
    color: var(--gray);
    margin-bottom: 24px;
    max-width: 520px;
    animation: fadeUp 0.7s ease 0.1s both;
}

.hero-cta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    animation: fadeUp 0.7s ease 0.2s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 30px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.35) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(255,107,107,0.3);
}

.btn-primary:hover {
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255,107,107,0.45);
}

.btn-outline {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeUp 0.8s ease 0.15s both;
}

.hero-visual svg {
    width: 100%;
    max-width: 420px;
    height: auto;
    filter: drop-shadow(0 12px 30px rgba(255,107,107,0.18));
    animation: floatY 6s ease-in-out infinite;
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

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

/* ========== Stats ========== */
.stats-bar {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    padding: 30px 0;
    border-bottom: 1px solid var(--glass-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.stat-item {
    text-align: center;
    padding: 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.stat-item:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(120deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 4px;
}

/* ========== Section ========== */
.section {
    padding: 64px 0;
}

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

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

.section-header h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: "";
    display: block;
    width: 50px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
    margin: 10px auto 0;
}

.section-header p {
    color: var(--gray);
    font-size: 0.95rem;
    max-width: 600px;
    margin: 12px auto 0;
}

/* ========== Cards ========== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.card {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    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 0.4s ease;
}

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

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

.card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    transition: var(--transition);
}

.card:hover .card-icon {
    transform: scale(1.08) rotate(-4deg);
}

.card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
}

.card p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.7;
}

/* ========== Article list ========== */
.article-list {
    display: grid;
    gap: 16px;
}

.article-item {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: start;
    transition: var(--transition);
    border: 1px solid var(--glass-border);
}

.article-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateX(4px);
    border-color: var(--primary-light);
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.78rem;
    color: var(--gray);
    margin-bottom: 8px;
}

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

.article-item h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.article-item h3 a {
    color: var(--dark);
}

.article-item h3 a:hover {
    color: var(--primary);
}

.article-item p {
    font-size: 0.88rem;
    color: var(--gray);
    line-height: 1.7;
}

.article-link {
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    align-self: center;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    border-radius: 20px;
    background: var(--primary-light);
    transition: var(--transition);
}

.article-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateX(4px);
}

/* ========== FAQ ========== */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    gap: 10px;
}

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

.faq-item:hover {
    border-color: var(--primary-light);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 18px 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
    font-family: inherit;
}

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

.faq-question .arrow {
    transition: transform 0.35s ease;
    flex-shrink: 0;
    color: var(--primary);
    font-size: 0.7rem;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 20px;
}

.faq-item.active .faq-answer {
    max-height: 600px;
    padding: 0 20px 18px;
}

.faq-answer p {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.8;
}

/* ========== HowTo ========== */
.howto-steps {
    display: grid;
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.howto-step {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 20px;
    align-items: start;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

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

.step-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(255,107,107,0.35);
    transition: var(--transition);
}

.howto-step:hover .step-num {
    transform: scale(1.08) rotate(-6deg);
}

.howto-step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--dark);
}

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

/* ========== Contact ========== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.contact-card {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 14px;
    align-items: flex-start;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-light);
}

.contact-card .icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.contact-card:hover .icon {
    transform: scale(1.1);
}

.contact-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--dark);
}

.contact-card p,
.contact-card a {
    font-size: 0.88rem;
    color: var(--gray);
}

.contact-card a:hover {
    color: var(--primary);
}

/* ========== Footer ========== */
.site-footer {
    background: var(--dark);
    color: #CCCCCC;
    padding: 50px 0 20px;
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .site-footer {
    background: #0D1526;
}

.site-footer::before {
    content: "";
    position: absolute;
    top: -60%;
    right: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.06;
    filter: blur(80px);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.footer-brand h3 {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.footer-brand h3 span {
    color: var(--primary);
}

.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.8;
    color: #AAAAAA;
    margin-bottom: 16px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 8px;
}

.footer-col a {
    color: #AAAAAA;
    font-size: 0.85rem;
    position: relative;
    transition: var(--transition);
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 30px auto 0;
    padding: 20px 20px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.8rem;
    color: #888888;
    position: relative;
    z-index: 1;
}

.footer-bottom a {
    color: #888888;
}

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

/* ========== Back to top ========== */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(255,107,107,0.4);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 24px rgba(255,107,107,0.55);
}

/* ========== Scroll animations ========== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== Banner carousel ========== */
.banner-carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    margin-bottom: 30px;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
}

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

.carousel-slide {
    min-width: 100%;
    padding: 44px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    gap: 12px;
}

.carousel-slide h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
    position: relative;
    padding-bottom: 10px;
}

.carousel-slide h3::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 3px;
    background: var(--gradient-secondary);
    border-radius: 2px;
}

.carousel-slide p {
    font-size: 0.9rem;
    color: var(--gray);
    max-width: 500px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 0 0 18px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray);
    opacity: 0.3;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.carousel-dot.active {
    opacity: 1;
    background: var(--primary);
    width: 24px;
    border-radius: 5px;
}

/* ========== Team ========== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

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

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

.team-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    box-shadow: 0 6px 18px rgba(0,0,0,0.15);
    transition: var(--transition);
}

.team-card:hover .team-avatar {
    transform: scale(1.08) rotate(6deg);
}

.team-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--dark);
}

.team-card p {
    font-size: 0.82rem;
    color: var(--gray);
}

/* ========== Tables ========== */
.info-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    font-size: 0.88rem;
    border: 1px solid var(--glass-border);
}

.info-table th {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
}

.info-table td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    color: var(--gray);
    transition: var(--transition);
}

[data-theme="dark"] .info-table td {
    border-bottom-color: rgba(255,255,255,0.06);
}

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

.info-table tr:hover td {
    background: var(--primary-light);
    color: var(--dark);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content p {
        margin: 0 auto 24px;
    }
    .hero-cta {
        justify-content: center;
    }
    .hero-visual {
        order: -1;
    }
    .hero-visual svg {
        max-width: 300px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        -webkit-backdrop-filter: blur(var(--glass-blur));
        backdrop-filter: blur(var(--glass-blur));
        flex-direction: column;
        padding: 12px;
        box-shadow: var(--shadow);
        border-top: 1px solid var(--glass-border);
        animation: slideDown 0.3s ease;
    }
    .main-nav.open {
        display: flex;
    }
    .main-nav a {
        width: 100%;
        padding: 10px 16px;
    }
    .main-nav a::after {
        display: none;
    }
    @keyframes slideDown {
        from { opacity: 0; transform: translateY(-8px); }
        to { opacity: 1; transform: translateY(0); }
    }
    .menu-toggle {
        display: flex;
    }
    .search-box input {
        width: 100px;
    }
    .hero {
        padding: 50px 0;
    }
    .hero-content h1 {
        font-size: 1.9rem;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stat-number {
        font-size: 1.6rem;
    }
    .article-item {
        grid-template-columns: 1fr;
    }
    .article-link {
        justify-self: start;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .howto-step {
        grid-template-columns: 1fr;
        text-align: left;
    }
    .step-num {
        width: 48px;
        height: 48px;
        font-size: 1.1rem;
    }
    .carousel-slide {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0;
    }
    .hero-content h1 {
        font-size: 1.6rem;
    }
    .section {
        padding: 44px 0;
    }
    .section-header h2 {
        font-size: 1.4rem;
    }
    .search-box {
        display: none;
    }
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .card {
        padding: 22px;
    }
    .article-item {
        padding: 20px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .back-to-top {
        bottom: 16px;
        right: 16px;
        width: 40px;
        height: 40px;
    }
}

/* ========== Reduced motion ========== */
@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;
    }
}

/* ========== Print ========== */
@media print {
    .site-header,
    .breadcrumb,
    .back-to-top,
    .hero-cta,
    .theme-toggle,
    .menu-toggle,
    .search-box {
        display: none !important;
    }
    body {
        background: #fff;
        color: #000;
    }
    .card,
    .article-item,
    .faq-item,
    .howto-step {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* ========== Focus visible ========== */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 4px;
}

/* ========== Selection ========== */
::selection {
    background: var(--primary);
    color: var(--white);
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 6px;
    border: 2px solid var(--light-gray);
}

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