* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary-color: #ffffff;
    --secondary-color: #b0b0b0;
    --success-color: #808080;
    --light-color: #121212;
    --dark-color: #0a0a0a;
    --border-color: #333333;
    --card-bg: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s ease;
    --glass-bg: rgba(20, 20, 20, 0.9);
    --glass-border: rgba(255, 255, 255, 0.05);
}

body {
    background-color: var(--dark-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.navbar {
    background-color: var(--glass-bg);
    color: white;
    padding: 0.75rem 0;
    position: sticky;
    top: 20px;
    z-index: 1000;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    margin: 20px auto 0;
    width: calc(100% - 40px);
    max-width: 1180px;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 20%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0.1) 80%, 
        transparent 100%);
    border-radius: 16px 16px 0 0;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 56px;
}

.navbar-brand {
    font-size: 1.6rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 8px 0;
    position: relative;
}

.navbar-brand::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.3s ease;
    border-radius: 2px;
}

.navbar-brand:hover::after {
    width: 100%;
}

.navbar-brand i {
    margin-right: 10px;
    font-size: 1.4rem;
    color: white;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 10px 20px;
    border-radius: 12px;
    display: block;
    font-size: 0.95rem;
    background: transparent;
    border: 1px solid transparent;
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

.nav-link.active {
    color: white;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.nav-link.active::before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background: white;
    border-radius: 3px 3px 0 0;
}

.main-content {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding: 2rem 20px;
}

.page-header {
    margin-bottom: 2.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.records-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.record-card {
    background-color: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
}

.record-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 20%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0.1) 80%, 
        transparent 100%);
}

.record-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

.record-img {
    height: 250px;
    overflow: hidden;
    background-color: var(--light-color);
    position: relative;
}

.record-img::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        transparent 100%);
}

.record-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.record-card:hover .record-img img {
    transform: scale(1.05);
}

.record-body {
    padding: 1.75rem;
}

.record-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.record-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.record-date i {
    margin-right: 5px;
    color: white;
}

.record-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.record-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.record-tag {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.record-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.record-tag.severe {
    background-color: rgba(80, 80, 80, 0.1);
    color: #d0d0d0;
    border-color: rgba(80, 80, 80, 0.3);
}

.record-tag.moderate {
    background-color: rgba(120, 120, 120, 0.1);
    color: #a0a0a0;
    border-color: rgba(120, 120, 120, 0.3);
}

.record-tag.mild {
    background-color: rgba(160, 160, 160, 0.1);
    color: #c0c0c0;
    border-color: rgba(160, 160, 160, 0.3);
}

.record-link {
    display: inline-block;
    background: white;
    color: black;
    text-decoration: none;
    padding: 0.6rem 1.6rem;
    border-radius: 10px;
    font-weight: 500;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.record-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
    background: #f0f0f0;
}

.info-panel {
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 2.25rem;
    margin-bottom: 3rem;
    border-left: 4px solid white;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.info-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 20%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0.1) 80%, 
        transparent 100%);
}

.info-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.info-content {
    color: var(--text-secondary);
    line-height: 1.7;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.75rem;
    margin-bottom: 3rem;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 16px;
    padding: 1.75rem;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: white;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.footer {
    background-color: var(--card-bg);
    color: white;
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
    border-radius: 24px 24px 0 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 20%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0.1) 80%, 
        transparent 100%);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-column {
    flex: 1;
    min-width: 250px;
    margin-bottom: 2rem;
}

.footer-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: white;
    border-radius: 3px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
    padding: 4px 0;
    border-radius: 6px;
}

.footer-links a:hover {
    color: white;
    padding-left: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    width: 100%;
}

@media (max-width: 768px) {
    .navbar {
        top: 10px;
        margin: 10px auto 0;
        width: calc(100% - 20px);
        padding: 0.5rem 0;
        border-radius: 12px;
    }
    
    .navbar-container {
        flex-direction: column;
        align-items: stretch;
        height: auto;
        padding: 0 16px;
    }
    
    .navbar-brand {
        padding: 12px 0;
        justify-content: center;
    }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        margin-top: 0.5rem;
        gap: 4px;
    }
    
    .nav-item {
        margin-left: 0;
        margin-bottom: 0;
    }
    
    .nav-link {
        padding: 12px 16px;
        text-align: center;
        border-radius: 10px;
        margin: 2px 0;
    }
    
    .nav-link.active::before {
        display: none;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .records-container {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .navbar {
        border-radius: 10px;
    }
    
    .page-title {
        font-size: 1.7rem;
    }
    
    .record-img {
        height: 200px;
    }
    
    .stat-card {
        padding: 1.25rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}