@font-face {
    font-family: "HuakangWeibei";
    src: url("../fonts/home/HuakangWeibei.woff2") format("woff2");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "AdobeKaiti";
    src: url("../fonts/home/AdobeKaitiStd-Regular.woff2") format("woff2");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "SourceHanSerif";
    src: url("../fonts/home/SourceHanSerifCN-Regular.woff2") format("woff2");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

:root {
    --color-primary: #8B6914;
    --color-primary-dark: #6B4C12;
    --color-primary-light: #A68A37;
    --color-secondary: #2C1810;
    --color-accent: #D4AF37;
    --color-accent-light: #F0E68C;
    --color-bg-main: #FDFBF7;
    --color-bg-card: #FFFFFF;
    --color-bg-sidebar: #2C1810;
    --color-bg-sidebar-hover: #3D2417;
    --color-text-primary: #2C1810;
    --color-text-secondary: #5C4033;
    --color-text-muted: #8B7355;
    --color-text-sidebar: #D4C4A8;
    --color-text-sidebar-active: #FDFBF7;
    --color-border: #E8DFD4;
    --color-border-light: #F0E6DC;
    --color-success: #5D8A4B;
    --color-warning: #C9A83D;
    --color-danger: #A84B4B;
    --color-info: #4B7AA8;
    --font-family-primary: "AdobeKaiti", "KaiTi", "STKaiti", serif;
    --font-family-heading: "HuakangWeibei", "STSong", "SimSun", serif;
    --font-family-body: "SourceHanSerif", "Noto Serif SC", "Songti SC", serif;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 2px 8px rgba(44, 24, 16, 0.06);
    --shadow-md: 0 4px 16px rgba(44, 24, 16, 0.08);
    --shadow-lg: 0 8px 24px rgba(44, 24, 16, 0.12);
    --shadow-card: 0 4px 12px rgba(44, 24, 16, 0.06);
    --shadow-card-hover: 0 8px 20px rgba(44, 24, 16, 0.1);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.35s ease;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
}

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

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    background-color: var(--color-bg-main);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-main);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

.page-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    min-height: 100vh;
    background: var(--color-bg-sidebar);
    color: var(--color-text-sidebar);
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    box-shadow: 4px 0 16px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: var(--spacing-xl) var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.sidebar-logo {
    width: 60px;
    height: auto;
    margin-bottom: var(--spacing-sm);
}

.sidebar-title {
    font-family: var(--font-family-heading);
    font-size: 1.1rem;
    color: var(--color-accent);
    letter-spacing: 0.15em;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-md);
    padding-bottom: 120px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-text-sidebar);
    text-decoration: none;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: 2px;
    font-family: var(--font-family-primary);
}

.sidebar-nav a:hover {
    background: var(--color-bg-sidebar-hover);
    color: var(--color-text-sidebar-active);
    transform: translateX(4px);
}

.sidebar-nav a.active {
    background: linear-gradient(135deg, rgba(139, 105, 20, 0.3), rgba(212, 175, 55, 0.1));
    color: var(--color-accent);
    border-left: 3px solid var(--color-accent);
}

.sidebar-nav a i {
    width: 20px;
    font-size: 1rem;
    text-align: center;
}

.sidebar-footer {
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    margin-bottom: var(--spacing-md);
}

.sidebar-user-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.sidebar-user-name {
    font-size: 0.85rem;
    color: var(--color-text-sidebar-active);
    font-family: var(--font-family-primary);
}

.sidebar-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: #E8D4D4;
    text-decoration: none;
    font-size: 0.85rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    background: rgba(168, 75, 75, 0.1);
    border: 1px solid rgba(168, 75, 75, 0.2);
}

.sidebar-logout:hover {
    background: rgba(168, 75, 75, 0.25);
    color: #FFCCCC;
    border-color: rgba(168, 75, 75, 0.4);
    transform: translateY(-1px);
}

.sidebar-logout i {
    font-size: 0.85rem;
}

.main-content {
    margin-left: 260px;
    flex: 1;
    min-height: 100vh;
    padding: var(--spacing-xl);
    background: var(--color-bg-main);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.page-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.page-title-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(139, 105, 20, 0.15), rgba(212, 175, 55, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.25rem;
}

.page-title-text {
    font-family: var(--font-family-heading);
    font-size: 1.5rem;
    color: var(--color-secondary);
    letter-spacing: 0.05em;
}

.page-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.card {
    background: var(--color-bg-card);
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-card-hover);
}

.card-header {
    background: linear-gradient(135deg, rgba(139, 105, 20, 0.08), rgba(212, 175, 55, 0.04));
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header-title {
    font-family: var(--font-family-heading);
    font-size: 1.1rem;
    color: var(--color-secondary);
    margin: 0;
}

.card-body {
    padding: var(--spacing-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-family-primary);
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    box-shadow: 0 2px 8px rgba(139, 105, 20, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(139, 105, 20, 0.4);
}

.btn-secondary {
    background: var(--color-bg-card);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-bg-main);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-outline-primary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline-primary:hover {
    background: var(--color-primary);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--color-success), #6D9A5B);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #4D7A3B, var(--color-success));
}

.btn-warning {
    background: linear-gradient(135deg, var(--color-warning), #D9B84D);
    color: var(--color-secondary);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #B9982D, var(--color-warning));
}

.btn-danger {
    background: linear-gradient(135deg, var(--color-danger), #B85B5B);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #983B3B, var(--color-danger));
}

.btn-info {
    background: linear-gradient(135deg, var(--color-info), #5B8AA8);
    color: white;
}

.btn-info:hover {
    background: linear-gradient(135deg, #3B6A98, var(--color-info));
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    font-family: var(--font-family-primary);
}

.badge-success {
    background: rgba(93, 138, 75, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(93, 138, 75, 0.2);
}

.badge-warning {
    background: rgba(201, 168, 61, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(201, 168, 61, 0.2);
}

.badge-danger {
    background: rgba(168, 75, 75, 0.15);
    color: var(--color-danger);
    border: 1px solid rgba(168, 75, 75, 0.2);
}

.badge-info {
    background: rgba(75, 122, 168, 0.15);
    color: var(--color-info);
    border: 1px solid rgba(75, 122, 168, 0.2);
}

.badge-primary {
    background: rgba(139, 105, 20, 0.15);
    color: var(--color-primary);
    border: 1px solid rgba(139, 105, 20, 0.2);
}

.badge-secondary {
    background: rgba(139, 115, 85, 0.15);
    color: var(--color-text-muted);
    border: 1px solid rgba(139, 115, 85, 0.2);
}

.form-control, .form-select {
    font-family: var(--font-family-body);
    font-size: 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus, .form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 105, 20, 0.1);
}

.form-label {
    font-family: var(--font-family-primary);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background: linear-gradient(135deg, rgba(139, 105, 20, 0.06), rgba(212, 175, 55, 0.03));
    border-bottom: 2px solid var(--color-border);
    padding: var(--spacing-md);
    font-family: var(--font-family-heading);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-align: left;
    letter-spacing: 0.05em;
    vertical-align: middle;
}

.table tbody td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
    font-size: 0.85rem;
    color: var(--color-text-primary);
    vertical-align: middle;
}

.table tbody tr:hover {
    background: rgba(139, 105, 20, 0.03);
}

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

.pagination {
    display: flex;
    gap: 2px;
    justify-content: center;
}

.pagination .page-item .page-link {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    border: none;
    background: transparent;
    transition: all var(--transition-fast);
    font-family: var(--font-family-primary);
}

.pagination .page-item.active .page-link {
    background: var(--color-primary);
    color: white;
}

.pagination .page-item:hover:not(.active) .page-link {
    background: rgba(139, 105, 20, 0.1);
    color: var(--color-primary);
}

.pagination .page-item.disabled .page-link {
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.alert {
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    font-family: var(--font-family-primary);
}

.alert-info {
    background: rgba(75, 122, 168, 0.1);
    color: var(--color-info);
}

.alert-warning {
    background: rgba(201, 168, 61, 0.1);
    color: var(--color-warning);
}

.alert-danger {
    background: rgba(168, 75, 75, 0.1);
    color: var(--color-danger);
}

.nav-tabs {
    border-bottom: 2px solid var(--color-border);
}

.nav-tabs .nav-link {
    font-family: var(--font-family-primary);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    border: none;
    border-radius: 0;
    padding: var(--spacing-sm) var(--spacing-lg);
    margin-right: var(--spacing-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-tabs .nav-link:hover {
    color: var(--color-primary);
}

.nav-tabs .nav-link.active {
    color: var(--color-primary);
    background: transparent;
}

.nav-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
}

.section-title {
    font-family: var(--font-family-heading);
    font-size: 1rem;
    color: var(--color-secondary);
    padding-left: var(--spacing-md);
    border-left: 4px solid var(--color-primary);
    margin: var(--spacing-xl) 0 var(--spacing-lg);
    letter-spacing: 0.05em;
}

.info-row {
    display: flex;
    margin-bottom: var(--spacing-md);
}

.info-label {
    width: 120px;
    font-family: var(--font-family-primary);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.info-value {
    font-family: var(--font-family-body);
    font-size: 0.85rem;
    color: var(--color-text-primary);
    flex: 1;
}

.lineage-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 4px 12px;
    border: 1px solid rgba(139, 105, 20, 0.2);
    border-radius: 20px;
    background: rgba(139, 105, 20, 0.08);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-family: var(--font-family-primary);
    white-space: nowrap;
}

.relation-card {
    border-left: 4px solid var(--color-primary);
    background: rgba(139, 105, 20, 0.04);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.watermark-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
    opacity: 0.06;
}

.watermark-text {
    position: absolute;
    font-family: var(--font-family-heading);
    font-size: 16px;
    color: var(--color-text-muted);
    transform: rotate(-15deg);
    white-space: nowrap;
    letter-spacing: 2px;
}

.watermark-corner {
    position: fixed;
    bottom: 15px;
    right: 15px;
    font-size: 11px;
    color: var(--color-text-muted);
    opacity: 0.4;
    text-align: right;
    z-index: 1000;
    pointer-events: none;
    font-family: var(--font-family-primary);
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
        width: 240px;
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: var(--spacing-lg);
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .page-actions {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .info-row {
        flex-direction: column;
    }
    
    .info-label {
        width: auto;
        margin-bottom: 2px;
    }
}

@media (max-width: 576px) {
    .main-content {
        padding: var(--spacing-md);
    }
    
    .card-body {
        padding: var(--spacing-md);
    }
    
    .table thead {
        display: none;
    }
    
    .table tbody tr {
        display: block;
        margin-bottom: var(--spacing-md);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-md);
    }
    
    .table tbody td {
        display: block;
        text-align: right;
        padding: var(--spacing-sm) var(--spacing-md);
        position: relative;
        border-bottom: 1px dashed var(--color-border-light);
    }
    
    .table tbody td::before {
        content: attr(data-label);
        position: absolute;
        left: var(--spacing-md);
        font-weight: 500;
        color: var(--color-text-muted);
    }
    
    .table tbody td:last-child {
        border-bottom: none;
    }
}