:root {
    
    --brand-red: #C7202C;
    --brand-red-dark: #A01A24;
    --brand-red-light: #E84A55;
    --brand-red-bg: rgba(199, 32, 44, 0.06);

    
    --sky-blue: #4A8BC7;
    --sky-blue-dark: #3A6FA0;
    --sky-blue-light: #7AADDF;
    --sky-blue-bg: rgba(74, 139, 199, 0.08);
    --pure-white: #FFFFFF;
    --light-bg: #F8F6F3;

    
    --matte-gold: #C5A55A;
    --matte-gold-light: #D4BA7A;
    --matte-gold-dark: #A8883E;
    --matte-gold-bg: rgba(197, 165, 90, 0.1);

    
    --matte-black: #2A2A2A;
    --matte-black-light: #3D3D3D;
    --matte-black-bg: rgba(42, 42, 42, 0.95);

    
    --text-primary: #1A1A1A;
    --text-secondary: #555555;
    --text-light: #888888;
    --text-on-dark: #F0F0F0;

    
    --border-light: #E8E4DF;
    --border-gold: rgba(197, 165, 90, 0.3);

    
    --font-cn: "Noto Serif SC", "Source Han Serif SC", "鎬濇簮瀹嬩綋", "STSong", "SimSun", serif;
    --font-cn-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "WenQuanYi Micro Hei", sans-serif;
    --font-en: "Georgia", "Times New Roman", serif;

    
    --section-padding: 80px 0;
    --container-width: 1200px;

    
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --shadow-gold: 0 4px 20px rgba(197, 165, 90, 0.2);

    
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-cn-body);
    color: var(--text-primary);
    background: var(--pure-white);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-family: var(--font-cn);
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    color: var(--matte-black);
    margin-bottom: 10px;
    letter-spacing: 4px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 50px;
    letter-spacing: 2px;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-red), var(--matte-gold));
    margin: 16px auto 40px;
    border-radius: 2px;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

.logo img {
    height: 44px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-text .cn {
    font-family: var(--font-cn);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--brand-red);
    letter-spacing: 3px;
    line-height: 1.3;
}

.logo-text .en {
    font-size: 0.65rem;
    color: var(--text-light);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-menu a {
    padding: 8px 18px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    border-radius: 4px;
    position: relative;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--brand-red);
    transition: var(--transition);
    border-radius: 1px;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--brand-red);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 60%;
}

.nav-cta {
    background: var(--brand-red) !important;
    color: #fff !important;
    padding: 8px 24px !important;
    border-radius: 4px !important;
    font-weight: 500;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--brand-red-dark) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(199, 32, 44, 0.3);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}

.menu-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--matte-black);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    max-height: 900px;
    overflow: hidden;
    margin-top: 72px;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    transition: opacity 1.2s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(42, 42, 42, 0.65) 0%,
        rgba(42, 42, 42, 0.3) 50%,
        rgba(42, 42, 42, 0.5) 100%
    );
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--pure-white);
    width: 90%;
    max-width: 800px;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: 6px 24px;
    border: 1px solid var(--matte-gold);
    border-radius: 30px;
    font-size: 0.8rem;
    letter-spacing: 3px;
    color: var(--matte-gold-light);
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
    background: rgba(197, 165, 90, 0.1);
}

.hero-title {
    font-family: var(--font-cn);
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: 8px;
    margin-bottom: 10px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-title .highlight {
    color: var(--brand-red-light);
}

.hero-subtitle {
    font-family: var(--font-cn);
    font-size: 1.4rem;
    letter-spacing: 6px;
    margin-bottom: 16px;
    opacity: 0.9;
}

.hero-desc {
    font-size: 1rem;
    opacity: 0.8;
    line-height: 1.8;
    max-width: 600px;
    margin: 0 auto 36px;
    letter-spacing: 1px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    font-size: 0.95rem;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-cn-body);
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--brand-red);
    color: var(--pure-white);
    box-shadow: 0 4px 15px rgba(199, 32, 44, 0.35);
}

.btn-primary:hover {
    background: var(--brand-red-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(199, 32, 44, 0.45);
}

.btn-outline {
    background: transparent;
    color: var(--pure-white);
    border: 1.5px solid rgba(255,255,255,0.6);
}

.btn-outline:hover {
    border-color: var(--pure-white);
    background: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

.btn-gold {
    background: linear-gradient(135deg, var(--matte-gold), var(--matte-gold-dark));
    color: var(--pure-white);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.hero-indicators {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.hero-indicators span {
    width: 40px;
    height: 3px;
    background: rgba(255,255,255,0.3);
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition);
}

.hero-indicators span.active {
    background: var(--matte-gold);
    width: 60px;
}

.hero-scroll {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    color: rgba(255,255,255,0.6);
    font-size: 0.75rem;
    letter-spacing: 2px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: scrollHint 2s ease-in-out infinite;
}

@keyframes scrollHint {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.6; }
    50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

.notice-bar {
    background: var(--brand-red);
    color: var(--pure-white);
    padding: 12px 0;
    overflow: hidden;
}

.notice-inner {
    display: flex;
    align-items: center;
    gap: 20px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.notice-label {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    padding: 3px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    white-space: nowrap;
}

.notice-text {
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notice-more {
    margin-left: auto;
    font-size: 0.8rem;
    opacity: 0.8;
    white-space: nowrap;
}

.notice-more:hover {
    opacity: 1;
}

.quick-links {
    background: var(--light-bg);
    padding: 30px 0;
    border-bottom: 1px solid var(--border-light);
}

.quick-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.quick-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    background: var(--pure-white);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

.quick-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--matte-gold);
}

.quick-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.quick-icon.red {
    background: var(--brand-red-bg);
    color: var(--brand-red);
}

.quick-icon.blue {
    background: var(--sky-blue-bg);
    color: var(--sky-blue);
}

.quick-icon.gold {
    background: var(--matte-gold-bg);
    color: var(--matte-gold-dark);
}

.quick-info h4 {
    font-size: 0.9rem;
    font-weight: 600;
}

.quick-info p {
    font-size: 0.75rem;
    color: var(--text-light);
}

.about {
    padding: var(--section-padding);
    background: var(--pure-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    transition: var(--transition);
}

.about-image:hover img {
    transform: scale(1.03);
}

.about-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(transparent, rgba(0,0,0,0.3));
}

.about-image .badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    z-index: 1;
    color: var(--pure-white);
    font-size: 0.8rem;
    letter-spacing: 2px;
    opacity: 0.9;
}

.about-text .section-title {
    text-align: left;
}

.about-text .section-divider {
    margin: 16px 0 24px;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 0.95rem;
    line-height: 2;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
    padding: 20px 10px;
    border-radius: 8px;
    background: var(--light-bg);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.stat-item:hover {
    border-color: var(--matte-gold);
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-family: var(--font-en);
    font-size: 2rem;
    font-weight: 700;
    color: var(--brand-red);
    line-height: 1.2;
}

.stat-number .suffix {
    font-size: 1rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.philosophy {
    padding: var(--section-padding);
    background: var(--light-bg);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.philosophy-card {
    background: var(--pure-white);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.philosophy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-red), var(--matte-gold));
    opacity: 0;
    transition: var(--transition);
}

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

.philosophy-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.philosophy-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
}

.philosophy-icon.red {
    background: var(--brand-red-bg);
    color: var(--brand-red);
}

.philosophy-icon.blue {
    background: var(--sky-blue-bg);
    color: var(--sky-blue);
}

.philosophy-icon.gold {
    background: var(--matte-gold-bg);
    color: var(--matte-gold-dark);
}

.philosophy-card h3 {
    font-family: var(--font-cn);
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--matte-black);
    letter-spacing: 2px;
}

.philosophy-card .motto {
    color: var(--brand-red);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.philosophy-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.8;
}

.edu-section {
    padding: var(--section-padding);
    background: var(--pure-white);
}

.edu-tabs {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 50px;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.edu-tab {
    flex: 1;
    padding: 14px 30px;
    text-align: center;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    background: var(--pure-white);
    color: var(--text-secondary);
    font-family: var(--font-cn-body);
    letter-spacing: 2px;
}

.edu-tab.active {
    background: var(--brand-red);
    color: var(--pure-white);
}

.edu-tab:not(.active):hover {
    background: var(--brand-red-bg);
}

.edu-content {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.edu-content.active {
    display: grid;
}

.edu-content img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.edu-info h3 {
    font-family: var(--font-cn);
    font-size: 1.6rem;
    color: var(--brand-red);
    margin-bottom: 16px;
    letter-spacing: 3px;
}

.edu-info .tag {
    display: inline-block;
    padding: 3px 14px;
    background: var(--matte-gold-bg);
    color: var(--matte-gold-dark);
    border: 1px solid var(--border-gold);
    border-radius: 20px;
    font-size: 0.78rem;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.edu-info p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 2;
    margin-bottom: 12px;
}

.edu-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 20px;
}

.edu-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.edu-features li::before {
    content: '\25CF';
    color: var(--matte-gold);
    font-size: 0.6rem;
}

.gallery {
    padding: var(--section-padding);
    background: var(--light-bg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4 / 3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: var(--pure-white);
    transform: translateY(30px);
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-item .overlay h4 {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 1px;
}

.gallery-item .overlay p {
    font-size: 0.78rem;
    opacity: 0.8;
}

.gallery-item:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
    aspect-ratio: auto;
}

.honors {
    padding: var(--section-padding);
    background: var(--matte-black);
    color: var(--text-on-dark);
}

.honors .section-title {
    color: var(--pure-white);
}

.honors .section-subtitle {
    color: rgba(255,255,255,0.6);
}

.honors .section-divider {
    background: linear-gradient(90deg, var(--matte-gold), var(--brand-red));
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.honor-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    transition: var(--transition);
}

.honor-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--matte-gold);
    transform: translateX(5px);
}

.honor-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    background: var(--matte-gold-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--matte-gold);
}

.honor-item span {
    font-size: 0.88rem;
    line-height: 1.5;
    letter-spacing: 0.5px;
}

.faculty {
    padding: var(--section-padding);
    background: var(--pure-white);
}

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

.faculty-card {
    text-align: center;
    border-radius: 10px;
    overflow: hidden;
    background: var(--pure-white);
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

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

.faculty-avatar {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-bottom: 3px solid var(--matte-gold);
}

.faculty-card .info {
    padding: 16px 10px;
}

.faculty-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--matte-black);
    letter-spacing: 1px;
}

.faculty-card .title {
    font-size: 0.8rem;
    color: var(--brand-red);
    margin-top: 4px;
}

.faculty-card .desc {
    font-size: 0.78rem;
    color: var(--text-light);
    margin-top: 8px;
    line-height: 1.5;
}

.admissions {
    padding: var(--section-padding);
    background: var(--sky-blue-bg);
}

.admissions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.admission-card {
    background: var(--pure-white);
    border-radius: 12px;
    padding: 35px 25px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
}

.admission-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--matte-gold);
}

.admission-card .card-number {
    font-family: var(--font-en);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--brand-red);
    opacity: 0.1;
    position: absolute;
    top: 15px;
    right: 20px;
    line-height: 1;
}

.admission-card h3 {
    font-size: 1.15rem;
    color: var(--matte-black);
    margin-bottom: 14px;
    letter-spacing: 2px;
}

.admission-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 8px;
}

.admission-card .highlight-text {
    color: var(--brand-red);
    font-weight: 500;
}

.admission-card .btn-small {
    display: inline-block;
    margin-top: 16px;
    padding: 8px 24px;
    font-size: 0.85rem;
    background: var(--brand-red);
    color: var(--pure-white);
    border-radius: 4px;
    transition: var(--transition);
}

.admission-card .btn-small:hover {
    background: var(--brand-red-dark);
}

.contact-banner {
    padding: 50px 0;
    background: linear-gradient(135deg, var(--brand-red), var(--brand-red-dark));
    color: var(--pure-white);
    text-align: center;
}

.contact-banner h2 {
    font-family: var(--font-cn);
    font-size: 1.8rem;
    letter-spacing: 4px;
    margin-bottom: 10px;
}

.contact-banner p {
    opacity: 0.9;
    font-size: 0.95rem;
    margin-bottom: 24px;
    letter-spacing: 1px;
}

.contact-banner .phone {
    font-family: var(--font-en);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--matte-gold-light);
}

.contact-banner .phone:hover {
    color: var(--matte-gold);
}

.footer {
    background: var(--matte-black);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.footer-brand img {
    height: 50px;
    margin-bottom: 16px;
}

.footer-brand h3 {
    font-family: var(--font-cn);
    color: var(--pure-white);
    font-size: 1.1rem;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.8;
    margin-bottom: 6px;
}

.footer h4 {
    color: var(--pure-white);
    font-size: 0.95rem;
    letter-spacing: 2px;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 10px;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--matte-gold);
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--matte-gold-light);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    gap: 10px;
    font-size: 0.85rem;
    margin-bottom: 12px;
    line-height: 1.6;
}

.footer-contact .icon {
    color: var(--matte-gold);
    min-width: 20px;
}

.footer-qr {
    text-align: center;
}

.footer-qr img {
    width: 120px;
    height: 120px;
    margin: 0 auto 10px;
    border: 2px solid rgba(255,255,255,0.1);
    border-radius: 8px;
}

.footer-qr p {
    font-size: 0.78rem;
}

.footer-bottom {
    margin-top: 40px;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    letter-spacing: 1px;
}

.footer-bottom a {
    color: rgba(255,255,255,0.5);
}

.footer-bottom a:hover {
    color: var(--matte-gold-light);
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background: var(--brand-red);
    color: var(--pure-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(199, 32, 44, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--brand-red-dark);
    transform: translateY(-3px);
}

@media (max-width: 1024px) {
    .about-grid {
        gap: 40px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .faculty-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-item:nth-child(1) {
        grid-column: span 1;
        grid-row: span 1;
    }

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

@media (max-width: 768px) {
    
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 20px;
        gap: 4px;
        border-bottom: 1px solid var(--border-light);
        transform: translateY(-120%);
        opacity: 0;
        transition: var(--transition);
        box-shadow: var(--shadow-md);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-menu a {
        padding: 12px 16px;
        width: 100%;
        text-align: center;
    }

    .nav-menu a::after {
        display: none;
    }

    .nav-cta {
        margin-top: 8px;
    }

    
    .hero {
        min-height: 500px;
        max-height: 600px;
    }

    .hero-title {
        font-size: 2.2rem;
        letter-spacing: 4px;
    }

    .hero-subtitle {
        font-size: 1rem;
        letter-spacing: 4px;
    }

    .hero-desc {
        font-size: 0.9rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

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

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

    .about-image img {
        height: 280px;
    }

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

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

    .edu-content.active {
        display: flex;
        flex-direction: column;
    }

    .edu-content img {
        height: 250px;
        order: -1;
    }

    .edu-features {
        grid-template-columns: 1fr;
    }

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

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

    .faculty-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .footer-qr img {
        width: 100px;
        height: 100px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.7rem;
    }

    .hero-subtitle {
        font-size: 0.85rem;
    }

    .btn {
        padding: 12px 28px;
        font-size: 0.85rem;
    }

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

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

    .stat-item {
        padding: 15px 8px;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .edu-tab {
        padding: 12px 16px;
        font-size: 0.9rem;
    }

    .logo-text .cn {
        font-size: 1rem;
    }

    .logo-text .en {
        font-size: 0.55rem;
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--pure-white);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease;
}

.page-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-light);
    border-top-color: var(--brand-red);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}