/* style.css - 壹号娱乐官方网站 */
/* Reset & Base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #0d0d1a;
    color: #e0e0e0;
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
}

body.light {
    background: #f5f5fa;
    color: #1a1a2e;
}

/* CSS Variables */
:root {
    --primary: #1a1a2e;
    --accent: #f0c040;
    --accent2: #e6a800;
    --glass: rgba(255, 255, 255, 0.08);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --radius: 16px;
    --transition-speed: 0.3s;
}

body.light {
    --primary: #f5f5fa;
    --accent: #c8960a;
    --accent2: #a67c00;
    --glass: rgba(0, 0, 0, 0.05);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(13, 13, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(240, 192, 64, 0.15);
    transition: background 0.3s ease, border-color 0.3s ease;
}

body.light header {
    background: rgba(245, 245, 250, 0.85);
    border-bottom: 1px solid rgba(200, 150, 10, 0.2);
}

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

.logo {
    font-size: 24px;
    font-weight: 800;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color 0.3s ease;
}

.logo:hover {
    color: var(--accent2);
}

.logo svg {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
    align-items: center;
}

.nav-links li {
    margin: 0;
}

.nav-links a {
    color: #ccc;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 4px 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

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

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

.theme-toggle {
    background: none;
    border: 2px solid var(--accent);
    color: var(--accent);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.theme-toggle:hover {
    background: var(--accent);
    color: #1a1a2e;
    transform: scale(1.05);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--accent);
    font-size: 28px;
    cursor: pointer;
    padding: 4px;
    transition: color 0.3s ease;
}

.menu-toggle:hover {
    color: var(--accent2);
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--glass);
    border-radius: 40px;
    padding: 4px 16px;
    border: 1px solid rgba(240, 192, 64, 0.2);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.search-box:focus-within {
    border-color: var(--accent);
    background: rgba(240, 192, 64, 0.05);
}

.search-box input {
    background: none;
    border: none;
    color: #e0e0e0;
    padding: 8px 4px;
    outline: none;
    width: 140px;
    font-size: 14px;
    transition: color 0.3s ease;
}

.search-box input::placeholder {
    color: #888;
    transition: color 0.3s ease;
}

body.light .search-box input {
    color: #1a1a2e;
}

body.light .search-box input::placeholder {
    color: #666;
}

.search-box button {
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-size: 16px;
    padding: 4px;
    transition: color 0.3s ease, transform 0.3s ease;
}

.search-box button:hover {
    color: var(--accent2);
    transform: scale(1.1);
}

/* Hero Banner */
.hero {
    margin-top: 70px;
    position: relative;
    overflow: hidden;
    height: 70vh;
    min-height: 480px;
    display: flex;
    align-items: center;
}

.hero-slider {
    position: absolute;
    inset: 0;
    display: flex;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hero-slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 20px;
    text-align: center;
    background: linear-gradient(135deg, #0d0d1a 0%, #1a1a2e 50%, #2a1a0e 100%);
    transition: background 0.3s ease;
}

body.light .hero-slide {
    background: linear-gradient(135deg, #e8e8f0 0%, #f5f5fa 50%, #fdf5e6 100%);
}

.hero-slide h1 {
    font-size: clamp(2.4rem, 8vw, 4.8rem);
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-slide p {
    font-size: clamp(1rem, 3vw, 1.4rem);
    max-width: 700px;
    color: #ccc;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

body.light .hero-slide p {
    color: #333;
}

.hero-btn {
    display: inline-block;
    padding: 14px 40px;
    background: var(--accent);
    color: #1a1a2e;
    font-weight: 700;
    border-radius: 40px;
    text-decoration: none;
    font-size: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    box-shadow: 0 4px 20px rgba(240, 192, 64, 0.3);
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(240, 192, 64, 0.5);
    background: var(--accent2);
}

.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.hero-dots button {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    background: transparent;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
    padding: 0;
}

.hero-dots button:hover {
    border-color: var(--accent2);
}

.hero-dots button.active {
    background: var(--accent);
    transform: scale(1.2);
    border-color: var(--accent);
}

/* Section Common */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--accent);
    transition: color 0.3s ease;
}

.section-sub {
    text-align: center;
    font-size: 16px;
    color: #aaa;
    max-width: 700px;
    margin: 0 auto 48px;
    transition: color 0.3s ease;
}

body.light .section-sub {
    color: #555;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 32px 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(240, 192, 64, 0.08);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease, border-color 0.4s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
    border-color: rgba(240, 192, 64, 0.2);
}

.card-icon {
    font-size: 40px;
    margin-bottom: 16px;
    color: var(--accent);
    transition: transform 0.3s ease;
}

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

.card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: #fff;
    transition: color 0.3s ease;
}

body.light .card h3 {
    color: #1a1a2e;
}

.card p {
    color: #bbb;
    font-size: 14px;
    transition: color 0.3s ease;
}

body.light .card p {
    color: #444;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

.about-text p {
    margin-bottom: 16px;
    color: #ccc;
    transition: color 0.3s ease;
}

body.light .about-text p {
    color: #333;
}

.about-text strong {
    color: var(--accent);
    transition: color 0.3s ease;
}

.about-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: linear-gradient(135deg, #2a1a0e, #1a1a2e);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

body.light .about-image {
    background: linear-gradient(135deg, #f0e6d0, #e0d8f0);
}

.about-image svg {
    width: 80%;
    height: auto;
}

/* Team */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 28px;
}

.team-card {
    text-align: center;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(240, 192, 64, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.team-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(240, 192, 64, 0.2);
}

.team-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 16px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #1a1a2e;
    font-weight: bold;
    transition: transform 0.3s ease, background 0.3s ease;
}

.team-card:hover .team-avatar {
    transform: scale(1.05);
    background: var(--accent2);
}

.team-card h4 {
    color: #fff;
    margin-bottom: 4px;
    transition: color 0.3s ease;
}

body.light .team-card h4 {
    color: #1a1a2e;
}

.team-card span {
    color: var(--accent);
    font-size: 13px;
    transition: color 0.3s ease;
}

.team-card p {
    color: #aaa;
    font-size: 13px;
    margin-top: 8px;
    transition: color 0.3s ease;
}

body.light .team-card p {
    color: #555;
}

/* Products */
.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.product-item {
    background: var(--glass);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    border: 1px solid rgba(240, 192, 64, 0.1);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.product-item:hover {
    border-color: var(--accent);
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(240, 192, 64, 0.15);
}

.product-item .icon {
    font-size: 48px;
    margin-bottom: 12px;
    transition: transform 0.3s ease;
}

.product-item:hover .icon {
    transform: scale(1.1);
}

.product-item h3 {
    color: #fff;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

body.light .product-item h3 {
    color: #1a1a2e;
}

.product-item p {
    color: #aaa;
    font-size: 14px;
    transition: color 0.3s ease;
}

body.light .product-item p {
    color: #555;
}

/* Data Section */
.data-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
}

.data-item {
    text-align: center;
    min-width: 160px;
}

.data-num {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent);
    transition: color 0.3s ease;
}

.data-label {
    color: #aaa;
    font-size: 14px;
    margin-top: 4px;
    transition: color 0.3s ease;
}

body.light .data-label {
    color: #555;
}

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

.faq-item {
    background: var(--glass);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    border: 1px solid rgba(240, 192, 64, 0.08);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(240, 192, 64, 0.2);
}

.faq-item.open {
    border-color: var(--accent);
}

.faq-q {
    padding: 18px 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #fff;
    transition: background 0.3s ease, color 0.3s ease;
}

body.light .faq-q {
    color: #1a1a2e;
}

.faq-q:hover {
    background: rgba(240, 192, 64, 0.1);
}

.faq-q .arrow {
    transition: transform 0.3s ease;
    font-size: 12px;
}

.faq-item.open .faq-q .arrow {
    transform: rotate(180deg);
}

.faq-a {
    padding: 0 24px 18px;
    color: #bbb;
    font-size: 14px;
    display: none;
    transition: color 0.3s ease;
}

body.light .faq-a {
    color: #444;
}

.faq-item.open .faq-a {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info p {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ccc;
    transition: color 0.3s ease;
}

body.light .contact-info p {
    color: #333;
}

.contact-info strong {
    color: var(--accent);
    transition: color 0.3s ease;
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 48px 0 24px;
    border-top: 1px solid rgba(240, 192, 64, 0.1);
    transition: background 0.3s ease, border-color 0.3s ease;
}

body.light footer {
    background: rgba(0, 0, 0, 0.05);
    border-top-color: rgba(200, 150, 10, 0.1);
}

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

.footer-col h4 {
    color: var(--accent);
    margin-bottom: 16px;
    font-size: 16px;
    transition: color 0.3s ease;
}

.footer-col a,
.footer-col p {
    display: block;
    color: #aaa;
    font-size: 14px;
    margin-bottom: 8px;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(240, 192, 64, 0.1);
    font-size: 13px;
    color: #888;
    transition: border-color 0.3s ease, color 0.3s ease;
}

body.light .footer-bottom {
    border-top-color: rgba(200, 150, 10, 0.1);
}

/* Back to Top */
.back-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--accent);
    color: #1a1a2e;
    border: none;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(240, 192, 64, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.back-top:hover {
    transform: scale(1.1);
    background: var(--accent2);
}

/* Scroll Animation */
.fade-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Breadcrumb */
.breadcrumb {
    padding: 80px 0 0;
    font-size: 14px;
    color: #888;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}

.breadcrumb a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--accent2);
}

.breadcrumb span {
    color: #aaa;
    transition: color 0.3s ease;
}

body.light .breadcrumb span {
    color: #666;
}

/* News Grid */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.news-card {
    background: var(--glass);
    border-radius: var(--radius);
    padding: 20px;
    border: 1px solid rgba(240, 192, 64, 0.08);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.news-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.news-card h4 {
    color: #fff;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

body.light .news-card h4 {
    color: #1a1a2e;
}

.news-card p {
    color: #aaa;
    font-size: 14px;
    transition: color 0.3s ease;
}

body.light .news-card p {
    color: #555;
}

.news-card .date {
    color: var(--accent);
    font-size: 12px;
    margin-bottom: 8px;
    display: block;
    transition: color 0.3s ease;
}

/* Partner Grid */
.partner-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
}

.partner-item {
    background: var(--glass);
    border-radius: 12px;
    padding: 16px 32px;
    border: 1px solid rgba(240, 192, 64, 0.1);
    color: #aaa;
    font-weight: 500;
    transition: color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, background 0.3s ease;
}

.partner-item:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    background: rgba(240, 192, 64, 0.05);
}

/* Testimonial Grid */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background: var(--glass);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid rgba(240, 192, 64, 0.08);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    border-color: rgba(240, 192, 64, 0.2);
}

.testimonial-card p {
    font-style: italic;
    color: #ccc;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

body.light .testimonial-card p {
    color: #444;
}

.testimonial-card .author {
    color: var(--accent);
    font-weight: 600;
    transition: color 0.3s ease;
}

/* HowTo Steps */
.howto-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    counter-reset: step;
}

.howto-step {
    background: var(--glass);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    border: 1px solid rgba(240, 192, 64, 0.08);
    position: relative;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.howto-step:hover {
    transform: translateY(-4px);
    border-color: rgba(240, 192, 64, 0.2);
}

.howto-step::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #1a1a2e;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    transition: background 0.3s ease, transform 0.3s ease;
}

.howto-step:hover::before {
    background: var(--accent2);
    transform: translateX(-50%) scale(1.1);
}

.howto-step h4 {
    margin-top: 16px;
    color: #fff;
    transition: color 0.3s ease;
}

body.light .howto-step h4 {
    color: #1a1a2e;
}

.howto-step p {
    color: #aaa;
    font-size: 14px;
    transition: color 0.3s ease;
}

body.light .howto-step p {
    color: #555;
}

/* EEAT Section */
.eeat-section {
    background: var(--glass);
    border-radius: var(--radius);
    padding: 32px;
    margin-top: 32px;
    border: 1px solid rgba(240, 192, 64, 0.1);
    transition: border-color 0.3s ease;
}

.eeat-section:hover {
    border-color: rgba(240, 192, 64, 0.2);
}

.eeat-section h3 {
    color: var(--accent);
    margin-bottom: 16px;
    transition: color 0.3s ease;
}

.eeat-section p {
    color: #bbb;
    font-size: 14px;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

body.light .eeat-section p {
    color: #444;
}

.eeat-section strong {
    color: var(--accent);
    transition: color 0.3s ease;
}

/* Search Results */
#searchResults {
    display: none;
    position: fixed;
    top: 80px;
    right: 20px;
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--accent);
    max-width: 300px;
    z-index: 999;
    box-shadow: var(--shadow);
    animation: fadeIn 0.3s ease;
}

#searchResults p {
    color: #fff;
    padding: 4px 0;
    transition: color 0.3s ease;
}

body.light #searchResults p {
    color: #1a1a2e;
}

/* Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        background: rgba(13, 13, 26, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        padding: 20px;
        gap: 16px;
        border-bottom: 1px solid rgba(240, 192, 64, 0.2);
        transition: background 0.3s ease;
    }

    body.light .nav-links {
        background: rgba(245, 245, 250, 0.95);
        border-bottom-color: rgba(200, 150, 10, 0.2);
    }

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

    .menu-toggle {
        display: block;
    }

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

    .about-content {
        grid-template-columns: 1fr;
    }

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

    .hero {
        height: 60vh;
        min-height: 360px;
    }

    .back-top {
        right: 20px;
        bottom: 20px;
        width: 44px;
        height: 44px;
        font-size: 20px;
    }

    section {
        padding: 60px 0;
    }

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

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

    .product-list {
        grid-template-columns: 1fr 1fr;
    }

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

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

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

    .data-grid {
        gap: 24px;
    }

    .data-item {
        min-width: 120px;
    }

    .data-num {
        font-size: 2.4rem;
    }

    .partner-grid {
        gap: 16px;
    }

    .partner-item {
        padding: 12px 24px;
    }
}

@media (max-width: 480px) {
    .nav-inner {
        padding: 10px 12px;
    }

    .logo {
        font-size: 20px;
    }

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

    .hero-slide h1 {
        font-size: 2rem;
    }

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

    .hero-btn {
        padding: 12px 32px;
        font-size: 14px;
    }

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

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

    .product-list {
        grid-template-columns: 1fr;
    }

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

    .back-top {
        width: 40px;
        height: 40px;
        font-size: 18px;
        right: 16px;
        bottom: 16px;
    }

    .about-image {
        min-height: 200px;
    }

    .breadcrumb {
        font-size: 12px;
        padding-top: 70px;
    }

    section {
        padding: 40px 0;
    }
}

/* Accessibility & Utilities */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print Styles */
@media print {
    header,
    .back-top,
    .hero-dots,
    .search-box,
    .theme-toggle,
    .menu-toggle {
        display: none;
    }

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

    .card,
    .team-card,
    .product-item,
    .news-card,
    .testimonial-card,
    .howto-step,
    .faq-item,
    .eeat-section {
        background: #f9f9f9;
        border: 1px solid #ddd;
        box-shadow: none;
    }

    .section-title,
    .hero-slide h1,
    .logo {
        color: #000;
    }

    .hero-slide p,
    .card p,
    .team-card p,
    .product-item p,
    .news-card p,
    .testimonial-card p,
    .faq-a,
    .contact-info p,
    .footer-col p,
    .footer-bottom,
    .section-sub,
    .data-label,
    .breadcrumb span {
        color: #333;
    }
}