:root {
    
    --primary-green: #4ECDC4;
    --primary-green-light: #7ED957;
    --primary-green-lighter: #A8E6CF;
    --primary-green-dark: #2A9D8F;
    
    
    --secondary-orange: #FF9F1C;
    --secondary-orange-light: #FFD3A5;
    --secondary-orange-lighter: #FFE8C5;
    
    
    --accent-purple: #8A2BE2;
    --accent-blue: #3A86FF;
    --accent-pink: #FF6B6B;
    
    
    --success-color: #4CAF50;
    --danger-color: #F44336;
    --warning-color: #FF9800;
    --info-color: #2196F3;
    
    
    --gradient-main: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-orange) 100%);
    --gradient-soft: linear-gradient(135deg, var(--primary-green-light) 0%, var(--secondary-orange-light) 100%);
    --gradient-light: linear-gradient(135deg, var(--primary-green-lighter) 0%, var(--secondary-orange-lighter) 100%);
    --gradient-success: linear-gradient(135deg, var(--success-color) 0%, var(--primary-green-light) 100%);
    --gradient-danger: linear-gradient(135deg, var(--danger-color) 0%, var(--accent-pink) 100%);
    --gradient-warning: linear-gradient(135deg, var(--warning-color) 0%, var(--secondary-orange) 100%);
    --gradient-info: linear-gradient(135deg, var(--info-color) 0%, var(--accent-blue) 100%);
    --gradient-purple: linear-gradient(135deg, var(--accent-purple) 0%, #6A0DAD 100%);
    
    
    --text-primary: #0a1628;          
    --text-secondary: #1e3a5f;        
    --text-muted: #4a5568;            
    --text-light: #F8F9FA;            
    --text-dark: #050a12;             
    --text-on-gradient: #0f1419;      
    
    
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --bg-gray: #E9ECEF;
    --bg-dark: #264653;
    --bg-transparent: transparent;
    
    
    --border-color: rgba(78, 205, 196, 0.3);
    --border-color-dark: rgba(78, 205, 196, 0.6);
    --border-color-light: rgba(78, 205, 196, 0.1);
    --shadow-soft: 0 4px 20px rgba(78, 205, 196, 0.12);
    --shadow-medium: 0 8px 30px rgba(78, 205, 196, 0.18);
    --shadow-strong: 0 12px 40px rgba(78, 205, 196, 0.25);
    --shadow-hover: 0 15px 45px rgba(78, 205, 196, 0.3);
    
    
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 50%;
    
    
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: all 0.2s ease;
    --transition-bounce: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    
    
    --backdrop-blur: 8px;
    --backdrop-blur-light: 4px;
    --backdrop-blur-strong: 12px;
    
    
    --font-calligraphy: 'Ma Shan Zheng', 'ZCOOL XiaoWei', 'FangSong', cursive;
    --font-fangsong: 'FangSong', 'STFangsong', 'FangSong_GB2312', '仿宋', serif;
    --font-body: 'FangSong', 'STFangsong', 'FangSong_GB2312', 'Noto Sans SC', 'PingFang SC', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-serif: 'FangSong', 'STFangsong', 'FangSong_GB2312', 'Noto Serif SC', serif;
    --font-mono: 'Fira Code', 'Consolas', monospace;
    
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    --spacing-4xl: 96px;
    
    
    --container-max-width: 1200px;
    --container-max-width-lg: 1400px;
    --container-padding: 24px;
    --container-padding-mobile: 20px;
    --container-padding-small: 16px;
    
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
    
    
    --glass-base: rgba(255, 255, 255, 0.65);
    --glass-light: rgba(255, 255, 255, 0.75);
    --glass-dark: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.35);
    --glass-border-light: rgba(255, 255, 255, 0.2);
    --glass-border-highlight: rgba(255, 255, 255, 0.6);
    --glass-border-dark: rgba(255, 255, 255, 0.5);

    
    --glass-blur-sm: 4px;
    --glass-blur-md: 8px;
    --glass-blur-lg: 16px;
    --glass-blur-xl: 24px;

    
    --glass-shadow-sm:
        0 4px 16px rgba(0, 0, 0, 0.06),
        0 1px 4px rgba(0, 0, 0, 0.04);
    --glass-shadow-md:
        0 8px 32px rgba(0, 0, 0, 0.08),
        0 2px 8px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    --glass-shadow-hover:
        0 20px 60px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    --glass-shadow-inner:
        inset 0 2px 4px rgba(0, 0, 0, 0.1);

    
    --layer-1: rgba(255, 255, 255, 0.4);
    --layer-2: rgba(255, 255, 255, 0.55);
    --layer-3: rgba(255, 255, 255, 0.7);
    --layer-4: rgba(255, 255, 255, 0.85);
    
    
    --layer-bg-1: rgba(255, 255, 255, 0.4);
    --layer-bg-2: rgba(255, 255, 255, 0.55);
    --layer-bg-3: rgba(255, 255, 255, 0.7);

    
    --highlight-vertical: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.9) 0%,
        rgba(255, 255, 255, 0.4) 100%
    );

    
    --illustration-primary: #6C63FF;
    --illustration-secondary: #FF6584;
    --illustration-bg: rgba(108, 99, 255, 0.05);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: 1.8;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    background: var(--bg-transparent);
    min-height: 100vh;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-fangsong);
    font-weight: 600;
    line-height: 1.5;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: 0.03em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--spacing-xl);
}

h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-xl);
}

h3 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: var(--spacing-lg);
}

h4 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    margin-bottom: var(--spacing-md);
}

h5 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

h6 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
    font-weight: 400;
    font-family: var(--font-fangsong);
    line-height: 1.9;
    letter-spacing: 0.02em;
}

a {
    color: #0f2438;
    text-decoration: none;
    transition: var(--transition-smooth);
    font-weight: 600;
    font-family: var(--font-fangsong);
}

a:hover {
    color: #050a12;
    text-decoration: underline;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.card {
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-md, 20px)) saturate(1.1);
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 20px)) saturate(1.1);
    border-radius: var(--radius-lg, 16px);
    padding: var(--spacing-xl, 24px);
    box-shadow: var(--glass-shadow-md, 0 8px 32px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    transition: var(--transition-smooth, all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94));
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

.card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.3) 0%,
        transparent 70%
    );
    transform: rotate(30deg);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-main);
    transform: scaleX(0);
    transition: transform var(--transition-smooth);
    z-index: 2;
}

.card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--glass-shadow-hover, 0 20px 60px rgba(0, 0, 0, 0.12), 0 8px 24px rgba(0, 0, 0, 0.08));
    border-color: var(--glass-border-highlight, rgba(255, 255, 255, 0.6));
}

.card:hover::before {
    opacity: 1;
}

.card:hover::after {
    transform: scaleX(1);
}

.card-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-weight: 700;
    font-family: var(--font-fangsong);
    letter-spacing: 0.02em;
}

.card-body {
    
}

.card-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-xl);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-soft);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
    z-index: -1;
}

.btn:hover::before {
    left: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: var(--gradient-main);
    color: var(--text-on-gradient);
    font-weight: 700;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-hover);
    color: #050a12;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.98);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    font-weight: 600;
}

.btn-secondary:hover:not(:disabled) {
    background: var(--gradient-soft);
    color: var(--text-primary);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.btn-outline {
    background: transparent;
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-outline:hover:not(:disabled) {
    background: var(--gradient-soft);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
    color: var(--text-primary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    box-shadow: none;
}

.btn-ghost:hover:not(:disabled) {
    background: rgba(78, 205, 196, 0.2);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.btn-success {
    background: var(--gradient-success);
    color: white;
}

.btn-success:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-hover);
}

.btn-danger {
    background: var(--gradient-danger);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-hover);
}

.btn-warning {
    background: var(--gradient-warning);
    color: white;
}

.btn-warning:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-hover);
}

.btn-info {
    background: var(--gradient-info);
    color: white;
}

.btn-info:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-hover);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-2xl);
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
}

.btn-block {
    width: 100%;
    display: flex;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input, .select, .textarea {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.95);
    transition: var(--transition-smooth);
    position: relative;
}

.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 4px rgba(78, 205, 196, 0.2);
    transform: translateY(-2px);
}

.input::placeholder, .textarea::placeholder {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox, .radio {
    margin-right: var(--spacing-sm);
    accent-color: var(--primary-green);
}

.checkbox-group, .radio-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.checkbox-label, .radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.checkbox-label:hover, .radio-label:hover {
    color: var(--text-primary);
}

.input.error, .select.error, .textarea.error {
    border-color: var(--danger-color);
}

.input.error:focus, .select.error:focus, .textarea.error:focus {
    box-shadow: 0 0 0 4px rgba(244, 67, 54, 0.2);
}

.error-message {
    color: var(--danger-color);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
}

.input.success, .select.success, .textarea.success {
    border-color: var(--success-color);
}

.input.success:focus, .select.success:focus, .textarea.success:focus {
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.2);
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.flex {
    display: flex;
}

.flex-center {
    align-items: center;
    justify-content: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.items-center {
    align-items: center;
}

.flex-between {
    align-items: center;
    justify-content: space-between;
}

.flex-start {
    align-items: center;
    justify-content: flex-start;
}

.flex-end {
    align-items: center;
    justify-content: flex-end;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.gap-xs {
    gap: var(--spacing-xs);
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.text-gradient {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.text-secondary {
    color: var(--text-secondary);
}

.text-muted {
    color: var(--text-muted);
}

.text-success {
    color: var(--success-color);
}

.text-danger {
    color: var(--danger-color);
}

.text-warning {
    color: var(--warning-color);
}

.text-info {
    color: var(--info-color);
}

.font-bold {
    font-weight: 700;
}

.font-medium {
    font-weight: 500;
}

.font-normal {
    font-weight: 400;
}

.font-light {
    font-weight: 300;
}

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-xs);
    font-weight: 500;
    background: var(--gradient-soft);
    color: var(--text-primary);
}

.badge-success {
    background: var(--gradient-success);
    color: white;
}

.badge-danger {
    background: var(--gradient-danger);
    color: white;
}

.badge-warning {
    background: var(--gradient-warning);
    color: white;
}

.badge-info {
    background: var(--gradient-info);
    color: white;
}

.divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xl) 0;
}

.shadow-sm {
    box-shadow: var(--shadow-soft);
}

.shadow-md {
    box-shadow: var(--shadow-medium);
}

.shadow-lg {
    box-shadow: var(--shadow-strong);
}

.glass {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.glass-strong {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.float {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--container-padding-mobile);
    }
    
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: var(--spacing-lg);
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--container-padding-small);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .card {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.admin-layout {
    display: flex;
    min-height: 100vh;
    background: var(--bg-light);
    position: relative;
    z-index: 1000;
}

.admin-sidebar {
    width: 280px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(var(--backdrop-blur));
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-xl);
    transition: var(--transition-smooth);
}

.admin-main {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

.dashboard-grid {
    display: grid;
    gap: var(--spacing-lg);
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.dashboard-card {
    background: var(--glass-base, rgba(255, 255, 255, 0.6));
    backdrop-filter: blur(var(--glass-blur-md, 20px)) saturate(1.1);
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 20px)) saturate(1.1);
    border-radius: var(--radius-lg, 16px);
    padding: var(--spacing-xl, 24px);
    box-shadow: var(--glass-shadow-md, 0 8px 32px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    transition: var(--transition-smooth, all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94));
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.3) 0%,
        transparent 70%
    );
    transform: rotate(30deg);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.dashboard-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--glass-shadow-hover, 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.06));
    border-color: var(--glass-border-highlight, rgba(255, 255, 255, 0.6));
}

.dashboard-card:hover::before {
    opacity: 1;
}

@media print {
    body {
        background: white;
        color: black;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .btn, .sidebar, .navbar {
        display: none;
    }
}

.glass-3d-effect {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.glass-3d-card {
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-md, 20px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 20px));
    border-radius: var(--radius-lg, 16px);
    padding: var(--spacing-xl, 24px);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    box-shadow: var(--glass-shadow-md);
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.glass-3d-card::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 5%;
    width: 90%;
    height: 20px;
    background: rgba(0, 0, 0, 0.1);
    filter: blur(10px);
    border-radius: 50%;
    opacity: 0.3;
    transition: all 0.5s ease;
    z-index: -1;
}

.glass-3d-card:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(-5deg);
    box-shadow: var(--glass-shadow-hover);
}

.glass-3d-card:hover::after {
    opacity: 0.6;
    transform: scale(0.9);
}

.glass-layer-1 {
    background: var(--layer-bg-1, rgba(255, 255, 255, 0.4));
    backdrop-filter: blur(var(--glass-blur-sm, 8px));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm, 8px));
    border: 1px solid var(--glass-border-light, rgba(255, 255, 255, 0.2));
}

.glass-layer-2 {
    background: var(--layer-bg-2, rgba(255, 255, 255, 0.55));
    backdrop-filter: blur(var(--glass-blur-md, 16px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 16px));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
}

.glass-layer-3 {
    background: var(--layer-bg-3, rgba(255, 255, 255, 0.7));
    backdrop-filter: blur(var(--glass-blur-lg, 24px));
    -webkit-backdrop-filter: blur(var(--glass-blur-lg, 24px));
    border: 1px solid var(--glass-border-dark, rgba(255, 255, 255, 0.5));
}

.glass-glow {
    position: relative;
}

.glass-glow::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(
        45deg,
        var(--primary-green) 0%,
        var(--secondary-orange) 50%,
        var(--primary-green) 100%
    );
    border-radius: inherit;
    z-index: -1;
    filter: blur(10px);
    opacity: 0.5;
    transition: opacity 0.4s ease;
}

.glass-glow:hover::before {
    opacity: 0.8;
}

.btn-glass {
    position: relative;
    padding: var(--spacing-md, 16px) var(--spacing-xl, 32px);
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-md, 16px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 16px));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    border-radius: var(--radius-xl, 24px);
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: var(--glass-shadow-sm);
    overflow: hidden;
}

.btn-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    transition: left 0.6s ease;
}

.btn-glass:hover {
    transform: translateY(-3px);
    box-shadow: var(--glass-shadow-md);
    border-color: var(--glass-border-highlight, rgba(255, 255, 255, 0.6));
}

.btn-glass:hover::before {
    left: 100%;
}

.btn-glass:active {
    transform: translateY(-1px);
    box-shadow: var(--glass-shadow-inner);
}

.ambient-occlusion {
    box-shadow: 
        inset 0 -4px 12px rgba(0, 0, 0, 0.05),
        inset 0 0 0 1px rgba(255, 255, 255, 0.15),
        var(--glass-shadow-md);
}

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }
.mt-3xl { margin-top: var(--spacing-3xl); }
.mt-4xl { margin-top: var(--spacing-4xl); }
.mt-8 { margin-top: 2rem; } 

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }
.mb-3xl { margin-bottom: var(--spacing-3xl); }
.mb-4xl { margin-bottom: var(--spacing-4xl); }

.mx-auto { margin-left: auto; margin-right: auto; }
.my-xs { margin-top: var(--spacing-xs); margin-bottom: var(--spacing-xs); }
.my-sm { margin-top: var(--spacing-sm); margin-bottom: var(--spacing-sm); }
.my-md { margin-top: var(--spacing-md); margin-bottom: var(--spacing-md); }
.my-lg { margin-top: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.my-xl { margin-top: var(--spacing-xl); margin-bottom: var(--spacing-xl); }

.pt-xs { padding-top: var(--spacing-xs); }
.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }
.pt-2xl { padding-top: var(--spacing-2xl); }
.pt-3xl { padding-top: var(--spacing-3xl); }
.pt-4xl { padding-top: var(--spacing-4xl); }

.pb-xs { padding-bottom: var(--spacing-xs); }
.pb-sm { padding-bottom: var(--spacing-sm); }
.pb-md { padding-bottom: var(--spacing-md); }
.pb-lg { padding-bottom: var(--spacing-lg); }
.pb-xl { padding-bottom: var(--spacing-xl); }
.pb-2xl { padding-bottom: var(--spacing-2xl); }
.pb-3xl { padding-bottom: var(--spacing-3xl); }
.pb-4xl { padding-bottom: var(--spacing-4xl); }
.py-xs { padding-top: var(--spacing-xs); padding-bottom: var(--spacing-xs); }
.py-sm { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-md { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-xl { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; } 

.px-xs { padding-left: var(--spacing-xs); padding-right: var(--spacing-xs); }
.px-sm { padding-left: var(--spacing-sm); padding-right: var(--spacing-sm); }
.px-md { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }
.px-lg { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }
.px-xl { padding-left: var(--spacing-xl); padding-right: var(--spacing-xl); }

.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }
.p-2xl { padding: var(--spacing-2xl); }
.p-3xl { padding: var(--spacing-3xl); }
.p-4xl { padding: var(--spacing-4xl); }

@media (min-width: 768px) {
    .md\:flex-row {
        flex-direction: row;
    }
    
    .md\:flex-col {
        flex-direction: column;
    }
    
    .md\:justify-between {
        justify-content: space-between;
    }
    
    .md\:items-center {
        align-items: center;
    }
}

@media (min-width: 1024px) {
    .lg\:flex-row {
        flex-direction: row;
    }
}

.table-container {
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-md, 16px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 16px));
    border-radius: var(--radius-lg, 16px);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    box-shadow: var(--glass-shadow-md);
    overflow: hidden;
    margin-bottom: var(--spacing-xl, 24px);
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: transparent;
}

.table thead {
    background: linear-gradient(135deg, var(--primary-green-lighter, #A8E6CF) 0%, var(--secondary-orange-lighter, #FFE8C5) 100%);
}

.table thead th {
    padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm, 0.875rem);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border-color, rgba(78, 205, 196, 0.3));
    white-space: nowrap;
}

.table tbody tr {
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--border-color-light, rgba(78, 205, 196, 0.1));
}

.table tbody tr:hover {
    background: rgba(78, 205, 196, 0.08);
    transform: scale(1.005);
}

.table tbody td {
    padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
    color: var(--text-primary);
    font-size: var(--font-size-base, 1rem);
    vertical-align: middle;
}

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

.table-striped tbody tr:nth-child(even) {
    background: rgba(78, 205, 196, 0.03);
}

.table-hover tbody tr:hover {
    background: rgba(78, 205, 196, 0.08);
    box-shadow: inset 0 0 0 1px var(--border-color, rgba(78, 205, 196, 0.3));
}

.table-compact thead th,
.table-compact tbody td {
    padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
    font-size: var(--font-size-sm, 0.875rem);
}

.table-empty {
    text-align: center;
    padding: var(--spacing-3xl, 64px) var(--spacing-xl, 24px);
    color: var(--text-muted);
}

.table-empty i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md, 16px);
    opacity: 0.5;
}

.table-empty p {
    font-size: var(--font-size-lg, 1.125rem);
    margin: 0;
}

.card-unified {
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-md, 16px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 16px));
    border-radius: var(--radius-lg, 16px);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    box-shadow: var(--glass-shadow-md);
    padding: var(--spacing-xl, 24px);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.card-unified::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-main, linear-gradient(135deg, var(--primary-green, #4ECDC4) 0%, var(--secondary-orange, #FF9F1C) 100%));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card-unified:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-hover);
    border-color: var(--glass-border-highlight, rgba(255, 255, 255, 0.6));
}

.card-unified:hover::before {
    opacity: 1;
}

.card-header-unified {
    padding-bottom: var(--spacing-md, 16px);
    margin-bottom: var(--spacing-md, 16px);
    border-bottom: 1px solid var(--border-color-light, rgba(78, 205, 196, 0.1));
}

.card-title-unified {
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-body-unified {
    padding: var(--spacing-md, 16px) 0;
}

.card-footer-unified {
    padding-top: var(--spacing-md, 16px);
    margin-top: var(--spacing-md, 16px);
    border-top: 1px solid var(--border-color-light, rgba(78, 205, 196, 0.1));
}

.stat-card-unified {
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-md, 16px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 16px));
    border-radius: var(--radius-lg, 16px);
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.35));
    box-shadow: var(--glass-shadow-md);
    padding: var(--spacing-xl, 24px);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg, 24px);
    transition: all 0.3s ease;
}

.stat-card-unified:hover {
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow-hover);
}

.stat-icon-unified {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md, 12px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    background: var(--gradient-main, linear-gradient(135deg, var(--primary-green, #4ECDC4) 0%, var(--secondary-orange, #FF9F1C) 100%));
}

.stat-info-unified {
    flex: 1;
}

.stat-value-unified {
    font-size: var(--font-size-2xl, 1.5rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label-unified {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-muted);
    margin-top: var(--spacing-xs, 4px);
}

.form-group-unified {
    margin-bottom: var(--spacing-lg, 24px);
}

.form-label-unified {
    display: block;
    margin-bottom: var(--spacing-sm, 8px);
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm, 0.875rem);
}

.form-label-unified .required {
    color: var(--danger-color, #F44336);
    margin-left: 2px;
}

.form-input-unified {
    width: 100%;
    padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-sm, 8px));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm, 8px));
    border: 1px solid var(--border-color, rgba(78, 205, 196, 0.3));
    border-radius: var(--radius-md, 12px);
    color: var(--text-primary);
    font-size: var(--font-size-base, 1rem);
    font-family: var(--font-body);
    transition: all 0.3s ease;
    outline: none;
}

.form-input-unified::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.form-input-unified:focus {
    border-color: var(--primary-green, #4ECDC4);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
    background: rgba(255, 255, 255, 0.8);
}

.form-input-unified:hover {
    border-color: var(--primary-green-light, #7ED957);
}

select.form-input-unified {
    cursor: pointer;
    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='%234ECDC4' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md, 16px) center;
    padding-right: var(--spacing-3xl, 48px);
}

textarea.form-input-unified {
    min-height: 120px;
    resize: vertical;
    line-height: 1.6;
}

.form-input-unified.is-valid {
    border-color: var(--success-color, #4CAF50);
}

.form-input-unified.is-invalid {
    border-color: var(--danger-color, #F44336);
}

.form-error-message {
    color: var(--danger-color, #F44336);
    font-size: var(--font-size-xs, 0.75rem);
    margin-top: var(--spacing-xs, 4px);
    display: none;
}

.form-input-unified.is-invalid + .form-error-message {
    display: block;
}

.form-help-text {
    color: var(--text-muted);
    font-size: var(--font-size-xs, 0.75rem);
    margin-top: var(--spacing-xs, 4px);
}

.btn-unified {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm, 8px);
    padding: var(--spacing-md, 16px) var(--spacing-xl, 32px);
    font-size: var(--font-size-base, 1rem);
    font-weight: 600;
    font-family: var(--font-body);
    border-radius: var(--radius-md, 12px);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
    outline: none;
}

.btn-unified:active {
    transform: scale(0.98);
}

.btn-primary-unified {
    background: var(--gradient-main, linear-gradient(135deg, var(--primary-green, #4ECDC4) 0%, var(--secondary-orange, #FF9F1C) 100%));
    color: white;
    box-shadow: 0 4px 12px rgba(78, 205, 196, 0.3);
}

.btn-primary-unified:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(78, 205, 196, 0.4);
}

.btn-secondary-unified {
    background: var(--glass-base, rgba(255, 255, 255, 0.65));
    backdrop-filter: blur(var(--glass-blur-sm, 8px));
    -webkit-backdrop-filter: blur(var(--glass-blur-sm, 8px));
    color: var(--text-primary);
    border-color: var(--border-color, rgba(78, 205, 196, 0.3));
}

.btn-secondary-unified:hover {
    background: rgba(255, 255, 255, 0.85);
    border-color: var(--primary-green, #4ECDC4);
    transform: translateY(-2px);
}

.btn-danger-unified {
    background: var(--gradient-danger, linear-gradient(135deg, var(--danger-color, #F44336) 0%, var(--accent-pink, #FF6B6B) 100%));
    color: white;
    box-shadow: 0 4px 12px rgba(244, 67, 54, 0.3);
}

.btn-danger-unified:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(244, 67, 54, 0.4);
}

.btn-success-unified {
    background: var(--gradient-success, linear-gradient(135deg, var(--success-color, #4CAF50) 0%, var(--primary-green-light, #7ED957) 100%));
    color: white;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.btn-success-unified:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

.btn-outline-unified {
    background: transparent;
    color: var(--primary-green, #4ECDC4);
    border-color: var(--primary-green, #4ECDC4);
}

.btn-outline-unified:hover {
    background: var(--primary-green, #4ECDC4);
    color: white;
    transform: translateY(-2px);
}

.btn-sm-unified {
    padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
    font-size: var(--font-size-sm, 0.875rem);
}

.btn-lg-unified {
    padding: var(--spacing-lg, 24px) var(--spacing-2xl, 48px);
    font-size: var(--font-size-lg, 1.125rem);
}

.btn-unified:disabled,
.btn-unified.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.page-title-unified {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md, 16px);
    font-family: var(--font-calligraphy, 'Ma Shan Zheng', cursive);
}

.page-subtitle-unified {
    font-size: var(--font-size-lg, 1.125rem);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl, 32px);
}

.section-title-unified {
    font-size: var(--font-size-2xl, 1.5rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg, 24px);
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 16px);
}

.section-title-unified i {
    color: var(--primary-green, #4ECDC4);
}

.text-primary-custom {
    color: var(--primary-green, #4ECDC4) !important;
}

.text-secondary-custom {
    color: var(--secondary-orange, #FF9F1C) !important;
}

.text-muted-custom {
    color: var(--text-muted, #78909C) !important;
}

.text-success-custom {
    color: var(--success-color, #4CAF50) !important;
}

.text-danger-custom {
    color: var(--danger-color, #F44336) !important;
}

.text-warning-custom {
    color: var(--warning-color, #FF9800) !important;
}

.font-bold-custom {
    font-weight: 700 !important;
}

.font-semibold-custom {
    font-weight: 600 !important;
}

.font-medium-custom {
    font-weight: 500 !important;
}

.container-unified {
    max-width: var(--container-max-width, 1200px);
    margin: 0 auto;
    padding: 0 var(--container-padding, 24px);
}

.container-unified-lg {
    max-width: var(--container-max-width-lg, 1400px);
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md, 16px);
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md, 16px);
}

.flex-start {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: var(--spacing-md, 16px);
}

.flex-end {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: var(--spacing-md, 16px);
}

.gap-xs { gap: var(--spacing-xs, 4px); }
.gap-sm { gap: var(--spacing-sm, 8px); }
.gap-md { gap: var(--spacing-md, 16px); }
.gap-lg { gap: var(--spacing-lg, 24px); }
.gap-xl { gap: var(--spacing-xl, 32px); }

.grid-unified {
    display: grid;
    gap: var(--spacing-lg, 24px);
}

.grid-2-cols {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3-cols {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4-cols {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid-4-cols {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2-cols,
    .grid-3-cols,
    .grid-4-cols {
        grid-template-columns: 1fr;
    }
    
    .container-unified {
        padding: 0 var(--container-padding-mobile, 20px);
    }
}

.badge-unified {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs, 4px) var(--spacing-md, 16px);
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: 600;
    border-radius: var(--radius-xl, 24px);
    white-space: nowrap;
}

.badge-primary {
    background: rgba(78, 205, 196, 0.15);
    color: var(--primary-green-dark, #2A9D8F);
}

.badge-success {
    background: rgba(76, 175, 80, 0.15);
    color: var(--success-color, #4CAF50);
}

.badge-danger {
    background: rgba(244, 67, 54, 0.15);
    color: var(--danger-color, #F44336);
}

.badge-warning {
    background: rgba(255, 152, 0, 0.15);
    color: var(--warning-color, #FF9800);
}

.badge-info {
    background: rgba(33, 150, 243, 0.15);
    color: var(--info-color, #2196F3);
}

.btn-back-home {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--glass-base, rgba(255, 255, 255, 0.7));
    backdrop-filter: blur(var(--glass-blur-md, 10px));
    -webkit-backdrop-filter: blur(var(--glass-blur-md, 10px));
    border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.4));
    border-radius: var(--radius-2xl, 20px);
    color: var(--text-primary);
    font-family: var(--font-fangsong);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-soft);
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-back-home::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s ease;
    z-index: -1;
}

.btn-back-home:hover {
    background: var(--gradient-soft);
    color: var(--text-dark);
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-medium);
    border-color: transparent;
}

.btn-back-home:hover::before {
    left: 100%;
}

.btn-back-home:active {
    transform: translateY(0) scale(0.98);
}

.btn-back-home i {
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.btn-back-home:hover i {
    transform: translateX(-3px);
}

.back-button-container {
    position: fixed;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    z-index: calc(var(--z-fixed) + 10);
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@media (max-width: 768px) {
    .btn-back-home {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-size-xs);
        border-radius: var(--radius-xl);
    }
    
    .back-button-container {
        top: var(--spacing-md);
        left: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .btn-back-home span {
        display: none; 
    }
    
    .btn-back-home {
        padding: var(--spacing-sm);
        border-radius: var(--radius-full);
        width: 40px;
        height: 40px;
        justify-content: center;
    }
}