:root {
    --primary-blue: #003057;
    --accent-gold: #c5a059;
    --chi-red:#ef4222;
    --soft-white: #f8f9fa;
    --deep-blue: #001f38;
}
html {
            scroll-behavior: smooth;
        }
body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    overflow-x: hidden;
    background-color: var(--soft-white);
    color:#1a1a1a;
}

/* 页面切换动画 */
.page-view {
    display: none;
    animation: fadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.page-view.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bg-primary {
    background-color: var(--primary-blue);
}

.bg-deep {
    background-color: var(--deep-blue);
}

.text-primary {
    color: var(--primary-blue);
}

.bg-accent {
    background-color: var(--chi-red);
}

.text-accent {
    color: var(--chi-red);
}

.nav-link {
    position: relative;
    padding-bottom: 4px;
    transition: color 0.3s;
}

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

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

.nav-link.active {
    color: var(--accent-gold);
}

.hero-section {
    background: linear-gradient(rgba(0, 31, 56, 0.75), rgba(0, 31, 56, 0.6)),
        url('https://chichester-bangkok-college.oss-cn-beijing.aliyuncs.com/25-Outside-Cloisters9-small-1-1200x800.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.glass-card {
    background: rgba(255, 255, 255, 1);
    border-radius: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.btn-fancy {
    background: linear-gradient(135deg, var(--accent-gold), #d4af37);
    transition: all 0.3s ease;
}

.btn-fancy:hover {
    filter: brightness(1.1);
    box-shadow: 0 8px 20px rgba(197, 160, 89, 0.4);
}