/* 玻璃拟态风格通用样式 */

/* 背景渐变 */
body.glass-body {
    background: #ffffff;
    position: relative;
    min-height: 100vh;
}

body.glass-body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(240, 240, 240, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(250, 250, 250, 0.3) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* 玻璃拟态卡片 */
.glass-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
}

/* 玻璃拟态头部 */
.glass-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.glass-header .back-btn,
.glass-header .logo {
    color: #333;
    text-shadow: none;
}

/* 玻璃拟态导航栏 */
.glass-nav {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.1);
}

.glass-nav .nav-item {
    color: #999;
}

.glass-nav .nav-item.active {
    color: #ec0000;
}

/* 文字颜色 */
.glass-text-white {
    color: #333;
    text-shadow: none;
}

.glass-text-white-muted {
    color: #666;
}

.glass-text-white-light {
    color: #999;
}

/* 玻璃拟态按钮 */
.glass-btn {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #333;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* 玻璃拟态输入框 */
.glass-input {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #333;
}

.glass-input::placeholder {
    color: #999;
}

/* 容器定位 */
.glass-container {
    position: relative;
    z-index: 1;
}