/**
 * 液态玻璃 UI 主题 - Liquid Glass Design System
 * 适用于学员端、教练端、登录界面
 */

/* ========== 液态玻璃基础变量 ========== */
:root {
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-bg-hover: rgba(255, 255, 255, 0.1);
    --glass-bg-active: rgba(255, 255, 255, 0.14);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-border-light: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    --glass-shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.35);
    --glass-blur: blur(20px);
    --glass-radius: 20px;
    --glass-radius-sm: 14px;
    --glass-radius-lg: 28px;
    --glass-shine: linear-gradient(135deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 50%, rgba(255,255,255,0.06) 100%);
    --glass-reflection: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 40%);
    --glass-primary: rgba(0, 242, 255, 0.12);
    --glass-success: rgba(0, 255, 136, 0.12);
    --glass-warning: rgba(255, 170, 0, 0.12);
    --glass-danger: rgba(255, 68, 68, 0.12);
    --glass-info: rgba(79, 172, 254, 0.12);
}

/* ========== 液态玻璃背景动画 ========== */
.liquid-glass-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: linear-gradient(135deg, #0a0a1a 0%, #0d1b2a 30%, #1b2838 60%, #0a0a1a 100%);
    overflow: hidden;
}

.liquid-glass-bg::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: float-orb 20s ease-in-out infinite;
}

.liquid-glass-bg::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(123, 47, 247, 0.12) 0%, transparent 70%);
    bottom: -150px;
    left: -150px;
    animation: float-orb 25s ease-in-out infinite reverse;
}

@keyframes float-orb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(100px, -80px) scale(1.1); }
    50% { transform: translate(-50px, 100px) scale(0.9); }
    75% { transform: translate(80px, 50px) scale(1.05); }
}

/* 浮动光点 */
.glass-particles {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}

.glass-particles::before,
.glass-particles::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    animation: particle-float 15s ease-in-out infinite;
}

.glass-particles::before {
    width: 300px;
    height: 300px;
    top: 20%;
    left: 10%;
}

.glass-particles::after {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 15%;
    animation-delay: -5s;
}

@keyframes particle-float {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.3; }
    50% { transform: translateY(-60px) rotate(180deg); opacity: 0.6; }
}

/* ========== 液态玻璃卡片 ========== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--glass-radius);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: var(--glass-reflection);
    border-radius: var(--glass-radius) var(--glass-radius) 0 0;
    pointer-events: none;
}

.glass-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-shine);
    border-radius: var(--glass-radius);
    pointer-events: none;
}

.glass-card > * {
    position: relative;
    z-index: 1;
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow: var(--glass-shadow-hover);
    transform: translateY(-3px);
}

/* 防止卡片内操作按钮区域被 hover 影响 */
.glass-card:has(.action-buttons):hover {
    transform: none;
}

/* ========== 液态玻璃登录框 ========== */
.glass-login-box {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-radius: var(--glass-radius-lg);
    border: 1px solid var(--glass-border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    position: relative;
    overflow: hidden;
}

.glass-login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 100%);
    border-radius: var(--glass-radius-lg) var(--glass-radius-lg) 0 0;
    pointer-events: none;
}

.glass-login-box::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.05) 0%, transparent 50%, rgba(123, 47, 247, 0.05) 100%);
    pointer-events: none;
}

.glass-login-box > * {
    position: relative;
    z-index: 1;
}

/* ========== 液态玻璃输入框 ========== */
.glass-input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-sm);
    color: #fff;
    font-size: 15px;
    transition: all 0.3s ease;
    outline: none;
}

.glass-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 242, 255, 0.15), 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* ========== 液态玻璃按钮 ========== */
.glass-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    background: rgba(0, 242, 255, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 242, 255, 0.25);
    border-radius: var(--glass-radius-sm);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.glass-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glass-btn:hover {
    background: rgba(0, 242, 255, 0.2);
    border-color: rgba(0, 242, 255, 0.4);
    box-shadow: 0 6px 24px rgba(0, 242, 255, 0.25);
    transform: translateY(-2px);
}

.glass-btn:hover::before {
    opacity: 1;
}

.glass-btn:active {
    transform: translateY(0);
}

.glass-btn-success {
    background: rgba(0, 255, 136, 0.12);
    border-color: rgba(0, 255, 136, 0.25);
}

.glass-btn-success:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 6px 24px rgba(0, 255, 136, 0.25);
}

.glass-btn-danger {
    background: rgba(255, 68, 68, 0.12);
    border-color: rgba(255, 68, 68, 0.25);
}

.glass-btn-danger:hover {
    background: rgba(255, 68, 68, 0.2);
    border-color: rgba(255, 68, 68, 0.4);
    box-shadow: 0 6px 24px rgba(255, 68, 68, 0.25);
}

.glass-btn-warning {
    background: rgba(255, 170, 0, 0.12);
    border-color: rgba(255, 170, 0, 0.25);
}

.glass-btn-warning:hover {
    background: rgba(255, 170, 0, 0.2);
    border-color: rgba(255, 170, 0, 0.4);
    box-shadow: 0 6px 24px rgba(255, 170, 0, 0.25);
}

/* ========== 液态玻璃导航栏 ========== */
.glass-navbar {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    padding: 15px 30px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.glass-navbar a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    padding: 10px 18px;
    border-radius: var(--glass-radius-sm);
    transition: all 0.3s ease;
}

.glass-navbar a:hover,
.glass-navbar a.active {
    background: var(--glass-primary);
    color: var(--primary-color);
}

/* ========== 液态玻璃侧边栏 ========== */
.glass-sidebar {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-right: 1px solid var(--glass-border);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
}

.glass-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    border-radius: var(--glass-radius-sm);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.glass-nav-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-shine);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glass-nav-item:hover {
    background: var(--glass-bg-hover);
    color: #fff;
}

.glass-nav-item:hover::before {
    opacity: 1;
}

.glass-nav-item.active {
    background: var(--glass-primary);
    color: var(--primary-color);
    border: 1px solid rgba(0, 242, 255, 0.2);
}

/* ========== 液态玻璃表格 ========== */
.glass-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--glass-radius);
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.glass-table thead {
    background: rgba(255, 255, 255, 0.04);
}

.glass-table th {
    padding: 16px 20px;
    text-align: left;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--glass-border);
}

.glass-table td {
    padding: 14px 20px;
    color: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid var(--glass-border-light);
}

.glass-table tbody tr {
    transition: all 0.3s ease;
}

.glass-table tbody tr:hover {
    background: var(--glass-bg-hover);
}

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

/* ========== 液态玻璃徽章 ========== */
.glass-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.glass-badge-success {
    background: var(--glass-success);
    border: 1px solid rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.glass-badge-warning {
    background: var(--glass-warning);
    border: 1px solid rgba(255, 170, 0, 0.2);
    color: #ffaa00;
}

.glass-badge-danger {
    background: var(--glass-danger);
    border: 1px solid rgba(255, 68, 68, 0.2);
    color: #ff4444;
}

.glass-badge-info {
    background: var(--glass-info);
    border: 1px solid rgba(79, 172, 254, 0.2);
    color: #4facfe;
}

/* ========== 液态玻璃模态框 ========== */
.glass-modal {
    display: none;
    position: fixed;
    z-index: 1000;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    align-items: center;
    justify-content: center;
}

.glass-modal.show {
    display: flex;
}

.glass-modal-content {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    padding: 32px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.glass-modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 100%);
    border-radius: var(--glass-radius-lg) var(--glass-radius-lg) 0 0;
    pointer-events: none;
}

.glass-modal-content > * {
    position: relative;
    z-index: 1;
}

/* ========== 液态玻璃统计卡片 ========== */
.glass-stat {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--glass-radius);
    border: 1px solid var(--glass-border);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: var(--glass-reflection);
    pointer-events: none;
}

.glass-stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--glass-shadow-hover);
    border-color: rgba(255, 255, 255, 0.22);
}

.glass-stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 16px;
    background: var(--glass-primary);
    border: 1px solid rgba(0, 242, 255, 0.2);
}

.glass-stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.glass-stat-label {
    color: rgba(255, 255, 255, 0.55);
    font-size: 14px;
}

/* ========== 液态玻璃警告提示 ========== */
.glass-alert {
    padding: 16px 20px;
    border-radius: var(--glass-radius-sm);
    margin-bottom: 20px;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid;
    position: relative;
    overflow: hidden;
}

.glass-alert::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: var(--glass-reflection);
    pointer-events: none;
}

.glass-alert > * {
    position: relative;
    z-index: 1;
}

.glass-alert-success {
    background: var(--glass-success);
    border-color: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.glass-alert-error {
    background: var(--glass-danger);
    border-color: rgba(255, 68, 68, 0.2);
    color: #ff4444;
}

.glass-alert-warning {
    background: var(--glass-warning);
    border-color: rgba(255, 170, 0, 0.2);
    color: #ffaa00;
}

/* ========== 液态玻璃表单组 ========== */
.glass-form-group {
    margin-bottom: 20px;
}

.glass-form-group label {
    display: block;
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    font-size: 14px;
}

/* ========== 液态玻璃选择框 ========== */
.glass-select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-sm);
    color: #fff;
    font-size: 15px;
    transition: all 0.3s ease;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23ffffff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.glass-select:focus {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 242, 255, 0.15);
}

.glass-select option {
    background: #1a1a2e;
    color: #fff;
}

/* ========== 液态玻璃分页 ========== */
.glass-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.glass-pagination a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius-sm);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.glass-pagination a:hover,
.glass-pagination a.active {
    background: var(--glass-primary);
    border-color: rgba(0, 242, 255, 0.3);
    color: var(--primary-color);
}

/* ========== 液态玻璃滚动条 ========== */
.glass-scrollbar::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.glass-scrollbar::-webkit-scrollbar-track {
    background: var(--glass-bg);
    border-radius: 4px;
}

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

.glass-scrollbar::-webkit-scrollbar-thumb:hover {
    background: var(--glass-bg-hover);
}

/* ========== 液态玻璃加载动画 ========== */
.glass-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: glass-spin 1s linear infinite;
}

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

/* ========== 响应式适配 ========== */
@media (max-width: 768px) {
    .glass-card {
        padding: 18px;
        border-radius: var(--glass-radius-sm);
    }
    
    .glass-stat {
        padding: 18px;
    }
    
    .glass-stat-value {
        font-size: 28px;
    }
    
    .glass-modal-content {
        padding: 24px;
        width: 95%;
    }
    
    .glass-login-box {
        padding: 30px 24px;
        margin: 20px;
    }
}

/* ========== 动态光影效果 ========== */
.glass-effect {
    position: relative;
    overflow: hidden;
}

.glass-effect::before {
    content: '';
    position: absolute;
    top: var(--mouse-y, 50%);
    left: var(--mouse-x, 50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glass-effect:hover::before {
    opacity: 1;
}

/* 边缘光晕效果 */
.glass-effect::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: linear-gradient(
        var(--mouse-angle, 135deg),
        rgba(0, 242, 255, 0.3) 0%,
        transparent 50%,
        rgba(123, 47, 247, 0.3) 100%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
}

.glass-effect:hover::after {
    opacity: 0.5;
}

/* 玻璃折射效果 */
.glass-refraction {
    position: relative;
}

.glass-refraction::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.1) 0%,
        transparent 30%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 70%,
        rgba(255, 255, 255, 0.08) 100%
    );
    pointer-events: none;
    animation: refraction-shift 8s ease-in-out infinite;
}

@keyframes refraction-shift {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* 动态背景光斑 */
.glass-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: -1;
}

.glass-orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(0, 242, 255, 0.12);
    top: 10%;
    left: 20%;
    animation: orb-float-1 25s ease-in-out infinite;
}

.glass-orb-2 {
    width: 350px;
    height: 350px;
    background: rgba(123, 47, 247, 0.1);
    top: 60%;
    right: 15%;
    animation: orb-float-2 30s ease-in-out infinite;
}

.glass-orb-3 {
    width: 300px;
    height: 300px;
    background: rgba(0, 255, 136, 0.08);
    bottom: 20%;
    left: 40%;
    animation: orb-float-3 20s ease-in-out infinite;
}

@keyframes orb-float-1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(100px, -50px) scale(1.1); }
    50% { transform: translate(-50px, 100px) scale(0.9); }
    75% { transform: translate(80px, 30px) scale(1.05); }
}

@keyframes orb-float-2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(-80px, 60px) scale(1.05); }
    50% { transform: translate(60px, -80px) scale(0.95); }
    75% { transform: translate(-40px, -40px) scale(1.1); }
}

@keyframes orb-float-3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(70px, -70px) scale(1.08); }
    66% { transform: translate(-60px, 50px) scale(0.92); }
}

/* 高级玻璃卡片 */
.glass-card-premium {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.08) 0%,
        rgba(255, 255, 255, 0.04) 50%,
        rgba(255, 255, 255, 0.06) 100%
    );
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--glass-radius);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset,
        0 2px 0 rgba(255, 255, 255, 0.1) inset;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card-premium:hover {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.12) 0%,
        rgba(255, 255, 255, 0.06) 50%,
        rgba(255, 255, 255, 0.08) 100%
    );
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.4),
        0 0 30px rgba(0, 242, 255, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.08) inset,
        0 2px 0 rgba(255, 255, 255, 0.15) inset;
    transform: translateY(-4px);
}

/* 液态按钮脉冲效果 */
.glass-btn-pulse {
    position: relative;
}

.glass-btn-pulse::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: inherit;
    border: 2px solid currentColor;
    opacity: 0;
    animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
    0% {
        opacity: 0.6;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(1.15);
    }
}

/* ========== iOS 27 动态液态玻璃效果 ========== */

/* 动态光影跟随 - 性能优化版（使用CSS变量+GPU加速） */
.glass-dynamic-light {
    position: relative;
    overflow: hidden;
}

.glass-dynamic-light::before {
    content: '';
    position: absolute;
    top: var(--light-y, -100px);
    left: var(--light-x, -100px);
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.12) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
    will-change: top, left;
}

.glass-dynamic-light:hover::before {
    opacity: 1;
}

/* 边缘光晕 - iOS风格 */
.glass-edge-glow {
    position: relative;
}

.glass-edge-glow::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: conic-gradient(
        from var(--edge-angle, 0deg),
        rgba(0, 242, 255, 0.25) 0deg,
        rgba(123, 47, 247, 0.2) 60deg,
        rgba(0, 255, 136, 0.15) 120deg,
        rgba(255, 170, 0, 0.2) 180deg,
        rgba(0, 242, 255, 0.25) 240deg,
        rgba(123, 47, 247, 0.2) 300deg,
        rgba(0, 242, 255, 0.25) 360deg
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: -1;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask-composite: xor;
    padding: 1px;
}

.glass-edge-glow:hover::after {
    opacity: 0.6;
    animation: edge-rotate 4s linear infinite;
}

@keyframes edge-rotate {
    to { --edge-angle: 360deg; }
}

/* 液态玻璃卡片 - 增强版 */
.glass-card-enhanced {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.07) 0%,
        rgba(255, 255, 255, 0.03) 100%
    );
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--glass-radius);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.03) inset;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform, box-shadow;
}

.glass-card-enhanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, transparent 100%);
    border-radius: var(--glass-radius) var(--glass-radius) 0 0;
    pointer-events: none;
}

.glass-card-enhanced:hover {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0.05) 100%
    );
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: 
        0 12px 48px rgba(0, 0, 0, 0.35),
        0 0 20px rgba(0, 242, 255, 0.08),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    transform: translateY(-3px);
}

/* iOS风格输入框 */
.glass-input-ios {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    color: #fff;
    font-size: 16px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
    transition: all 0.25s ease;
    outline: none;
    -webkit-appearance: none;
}

.glass-input-ios::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.glass-input-ios:focus {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(0, 242, 255, 0.4);
    box-shadow: 
        0 0 0 4px rgba(0, 242, 255, 0.1),
        0 4px 16px rgba(0, 0, 0, 0.15);
}

/* iOS风格按钮 */
.glass-btn-ios {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.15), rgba(0, 242, 255, 0.08));
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 242, 255, 0.25);
    border-radius: 16px;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
}

.glass-btn-ios::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.25s ease;
}

.glass-btn-ios:hover {
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.22), rgba(0, 242, 255, 0.12));
    border-color: rgba(0, 242, 255, 0.4);
    box-shadow: 0 6px 20px rgba(0, 242, 255, 0.2);
    transform: translateY(-1px);
}

.glass-btn-ios:hover::before {
    opacity: 1;
}

.glass-btn-ios:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 2px 8px rgba(0, 242, 255, 0.15);
}

.glass-btn-ios-primary {
    background: linear-gradient(135deg, rgba(0, 242, 255, 0.2), rgba(0, 150, 200, 0.15));
    border-color: rgba(0, 242, 255, 0.3);
}

.glass-btn-ios-success {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.2), rgba(0, 200, 100, 0.15));
    border-color: rgba(0, 255, 136, 0.3);
}

.glass-btn-ios-danger {
    background: linear-gradient(135deg, rgba(255, 68, 68, 0.2), rgba(200, 50, 50, 0.15));
    border-color: rgba(255, 68, 68, 0.3);
}

.glass-btn-ios-warning {
    background: linear-gradient(135deg, rgba(255, 170, 0, 0.2), rgba(200, 130, 0, 0.15));
    border-color: rgba(255, 170, 0, 0.3);
}

/* iOS风格导航栏 */
.glass-navbar-ios {
    background: rgba(20, 20, 35, 0.65);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
    padding: 12px 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

/* iOS风格标签 */
.glass-tab-ios {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
    -webkit-tap-highlight-color: transparent;
}

.glass-tab-ios:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.glass-tab-ios.active {
    background: rgba(0, 242, 255, 0.12);
    border-color: rgba(0, 242, 255, 0.3);
    color: var(--primary-color);
}

/* iOS风格开关 */
.glass-switch-ios {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 32px;
}

.glass-switch-ios input {
    opacity: 0;
    width: 0;
    height: 0;
}

.glass-switch-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 32px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-switch-slider::before {
    content: '';
    position: absolute;
    height: 26px;
    width: 26px;
    left: 2px;
    bottom: 2px;
    background: #fff;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.glass-switch-ios input:checked + .glass-switch-slider {
    background: rgba(0, 242, 255, 0.3);
    border-color: rgba(0, 242, 255, 0.5);
}

.glass-switch-ios input:checked + .glass-switch-slider::before {
    transform: translateX(20px);
}

/* iOS风格列表项 */
.glass-list-item-ios {
    display: flex;
    align-items: center;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: all 0.2s ease;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.glass-list-item-ios:first-child {
    border-radius: 16px 16px 0 0;
}

.glass-list-item-ios:last-child {
    border-radius: 0 0 16px 16px;
    border-bottom: none;
}

.glass-list-item-ios:hover {
    background: rgba(255, 255, 255, 0.06);
}

.glass-list-item-ios:active {
    background: rgba(0, 242, 255, 0.08);
}

/* iOS风格模态框 */
.glass-modal-ios {
    display: none;
    position: fixed;
    z-index: 1000;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glass-modal-ios.show {
    display: flex;
    opacity: 1;
}

.glass-modal-content-ios {
    background: rgba(25, 25, 45, 0.85);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    box-shadow: 
        0 24px 80px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    padding: 28px;
    max-width: 480px;
    width: 92%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-modal-ios.show .glass-modal-content-ios {
    transform: scale(1);
}

.glass-modal-content-ios::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 100%);
    border-radius: 24px 24px 0 0;
    pointer-events: none;
}

.glass-modal-content-ios > * {
    position: relative;
    z-index: 1;
}

/* iOS风格统计卡片 */
.glass-stat-ios {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.06) 0%,
        rgba(255, 255, 255, 0.02) 100%
    );
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 22px;
    position: relative;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.glass-stat-ios::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 100%);
    pointer-events: none;
}

.glass-stat-ios:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.18);
}

.glass-stat-icon-ios {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 14px;
    background: rgba(0, 242, 255, 0.1);
    border: 1px solid rgba(0, 242, 255, 0.2);
}

.glass-stat-value-ios {
    font-size: 30px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
}

.glass-stat-label-ios {
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
    font-weight: 500;
}

/* iOS风格警告提示 */
.glass-alert-ios {
    padding: 16px 20px;
    border-radius: 16px;
    margin-bottom: 18px;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid;
    position: relative;
    overflow: hidden;
}

.glass-alert-ios::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 100%);
    pointer-events: none;
}

.glass-alert-ios > * {
    position: relative;
    z-index: 1;
}

.glass-alert-ios-success {
    background: rgba(0, 255, 136, 0.08);
    border-color: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.glass-alert-ios-error {
    background: rgba(255, 68, 68, 0.08);
    border-color: rgba(255, 68, 68, 0.2);
    color: #ff4444;
}

.glass-alert-ios-warning {
    background: rgba(255, 170, 0, 0.08);
    border-color: rgba(255, 170, 0, 0.2);
    color: #ffaa00;
}

.glass-alert-ios-info {
    background: rgba(79, 172, 254, 0.08);
    border-color: rgba(79, 172, 254, 0.2);
    color: #4facfe;
}

/* iOS风格分页 */
.glass-pagination-ios {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 20px;
}

.glass-pagination-ios a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 10px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.25s ease;
    -webkit-tap-highlight-color: transparent;
}

.glass-pagination-ios a:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.glass-pagination-ios a.active {
    background: rgba(0, 242, 255, 0.12);
    border-color: rgba(0, 242, 255, 0.3);
    color: var(--primary-color);
}

/* ========== 响应式适配 ========== */
@media (max-width: 768px) {
    .glass-card-enhanced {
        padding: 18px;
        border-radius: 16px;
    }
    
    .glass-stat-ios {
        padding: 16px;
    }
    
    .glass-stat-value-ios {
        font-size: 26px;
    }
    
    .glass-modal-content-ios {
        padding: 22px;
        width: 95%;
        border-radius: 20px;
    }
    
    .glass-btn-ios {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .glass-input-ios {
        padding: 14px 16px;
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .glass-card-enhanced {
        padding: 14px;
        border-radius: 14px;
    }
    
    .glass-stat-ios {
        padding: 14px;
    }
    
    .glass-stat-value-ios {
        font-size: 24px;
    }
    
    .glass-stat-icon-ios {
        width: 42px;
        height: 42px;
        font-size: 20px;
    }
}

@media (min-width: 1024px) {
    .glass-card-enhanced {
        padding: 28px;
    }
    
    .glass-stat-ios {
        padding: 26px;
    }
}

/* ========== 旧卡片类兼容性映射 ========== */
/* 自动将旧样式类应用液态玻璃效果，无需修改PHP文件 */

/* 基础卡片样式统一 */
.card,
.info-card,
.booking-card,
.student-card,
.rules-card,
.announcement-card,
.stat-card,
.status-item-card,
.exam-record-card,
.exam-status-card,
.cancel-notice-card,
.login-card,
.liquid-glass-card {
    background: var(--glass-bg) !important;
    backdrop-filter: var(--glass-blur) !important;
    -webkit-backdrop-filter: var(--glass-blur) !important;
    border-radius: var(--glass-radius) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--glass-shadow) !important;
    padding: 24px !important;
    position: relative !important;
    overflow: hidden !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.card::before,
.info-card::before,
.booking-card::before,
.student-card::before,
.rules-card::before,
.announcement-card::before,
.stat-card::before,
.status-item-card::before,
.exam-record-card::before,
.exam-status-card::before,
.cancel-notice-card::before,
.login-card::before,
.liquid-glass-card::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: 50% !important;
    background: var(--glass-reflection) !important;
    border-radius: var(--glass-radius) var(--glass-radius) 0 0 !important;
    pointer-events: none !important;
}

.card::after,
.info-card::after,
.booking-card::after,
.student-card::after,
.rules-card::after,
.announcement-card::after,
.stat-card::after,
.status-item-card::after,
.exam-record-card::after,
.exam-status-card::after,
.cancel-notice-card::after,
.login-card::after,
.liquid-glass-card::after {
    content: '' !important;
    position: absolute !important;
    inset: 0 !important;
    background: var(--glass-shine) !important;
    border-radius: var(--glass-radius) !important;
    pointer-events: none !important;
}

.card > *,
.info-card > *,
.booking-card > *,
.student-card > *,
.rules-card > *,
.announcement-card > *,
.stat-card > *,
.status-item-card > *,
.exam-record-card > *,
.exam-status-card > *,
.cancel-notice-card > *,
.login-card > *,
.liquid-glass-card > * {
    position: relative !important;
    z-index: 1 !important;
}

.card:hover,
.info-card:hover,
.booking-card:hover,
.student-card:hover,
.rules-card:hover,
.announcement-card:hover,
.stat-card:hover,
.status-item-card:hover,
.exam-record-card:hover,
.exam-status-card:hover,
.cancel-notice-card:hover,
.login-card:hover,
.liquid-glass-card:hover {
    background: var(--glass-bg-hover) !important;
    border-color: rgba(255, 255, 255, 0.22) !important;
    box-shadow: var(--glass-shadow-hover) !important;
    transform: translateY(-3px) !important;
}

/* 卡片头部样式 */
.card-header,
.booking-card-header,
.rules-card-header {
    background: transparent !important;
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 0 0 16px 0 !important;
    margin-bottom: 16px !important;
}

.card-title,
.booking-card-title,
.rules-card-title {
    color: var(--primary-color) !important;
    font-size: 18px !important;
    font-weight: 600 !important;
    margin: 0 !important;
}

/* 卡片主体样式 */
.card-body,
.booking-card-body {
    padding: 0 !important;
}

/* 统计卡片特殊样式 */
.stat-card {
    text-align: center !important;
    padding: 20px !important;
}

.stat-value {
    font-size: 32px !important;
    font-weight: 700 !important;
    color: var(--primary-color) !important;
    margin-top: 8px !important;
}

.stat-label {
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 14px !important;
}

/* 预约卡片特殊样式 */
.booking-card {
    margin-bottom: 16px !important;
}

.booking-info-item {
    display: flex !important;
    justify-content: space-between !important;
    padding: 8px 0 !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
}

.booking-info-label {
    color: rgba(255, 255, 255, 0.5) !important;
    font-size: 14px !important;
}

.booking-info-value {
    color: #fff !important;
    font-weight: 500 !important;
}

/* 禁用卡片的样式 */
.disabled-card {
    opacity: 0.5 !important;
    pointer-events: none !important;
}

/* 公告卡片样式 */
.announcement-card {
    margin-bottom: 12px !important;
}

.ann-card-body {
    padding: 12px 0 !important;
}

.ann-card-title {
    font-size: 16px !important;
    font-weight: 600 !important;
    color: #fff !important;
    margin-bottom: 8px !important;
}

.ann-card-content {
    color: rgba(255, 255, 255, 0.7) !important;
    font-size: 14px !important;
    line-height: 1.5 !important;
}

.ann-card-footer {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding-top: 12px !important;
    border-top: 1px solid rgba(255, 255, 255, 0.05) !important;
    margin-top: 12px !important;
}

/* 规则卡片图标 */
.rules-card-icon {
    font-size: 48px !important;
    margin-bottom: 16px !important;
}

.rules-card-subtitle {
    color: rgba(255, 255, 255, 0.5) !important;
    font-size: 14px !important;
    margin-top: 4px !important;
}

/* 学生卡片 */
.student-card {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
}

/* 考试相关卡片 */
.exam-status-card {
    margin-bottom: 20px !important;
}

.exam-record-card {
    margin-bottom: 16px !important;
}

/* 登录卡片特殊样式 */
.login-card,
.liquid-glass-card {
    max-width: 420px !important;
    margin: 0 auto !important;
    padding: 40px !important;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .card,
    .info-card,
    .booking-card,
    .student-card,
    .rules-card,
    .announcement-card,
    .stat-card,
    .status-item-card,
    .exam-record-card,
    .exam-status-card,
    .cancel-notice-card,
    .login-card,
    .liquid-glass-card {
        padding: 18px !important;
        border-radius: var(--glass-radius-sm) !important;
    }
    
    .stat-value {
        font-size: 28px !important;
    }
    
    .login-card,
    .liquid-glass-card {
        padding: 30px 24px !important;
        margin: 20px !important;
    }
}

@media (max-width: 480px) {
    .card,
    .info-card,
    .booking-card,
    .student-card,
    .rules-card,
    .announcement-card,
    .stat-card,
    .status-item-card,
    .exam-record-card,
    .exam-status-card,
    .cancel-notice-card,
    .login-card,
    .liquid-glass-card {
        padding: 14px !important;
        border-radius: 14px !important;
    }
    
    .stat-value {
        font-size: 24px !important;
    }
}

/* 同步状态动画 */
.syncing {
    animation: sync-pulse 0.5s ease-in-out;
}

@keyframes sync-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; box-shadow: 0 0 20px rgba(0, 242, 255, 0.3); }
}

/* 滚动状态优化 */
body.scrolled .glass-navbar,
body.scrolled .glass-navbar-ios {
    background: rgba(20, 20, 35, 0.85);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ========== 性能优化 ========== */
/* 减少重绘 - 使用transform代替top/left */
.glass-dynamic-light {
    contain: layout style paint;
}

/* GPU加速动画 */
@media (prefers-reduced-motion: reduce) {
    .glass-dynamic-light::before,
    .glass-edge-glow::after,
    .glass-card-enhanced,
    .glass-stat-ios,
    .card,
    .booking-card,
    .stat-card {
        transition: none !important;
    }
    
    .glass-orb-1,
    .glass-orb-2,
    .glass-orb-3 {
        animation: none;
    }
}