:root {
    --bg-primary: #030306;
    --bg-card: rgba(12, 14, 22, 0.8);
    --bg-card-solid: #0c0e16;
    --gold-primary: #b89b68;
    --gold-light: #d4b98c;
    --gold-glow: rgba(184, 155, 104, 0.3);
    --blue-electric: #25b8e6;
    --purple-neon: #9d5cf0;
    --text-primary: #ffffff;
    --text-secondary: #8a8a9a;
    --text-muted: #5a5a6a;
    --border-subtle: rgba(184, 155, 104, 0.2);
    --border-gold: rgba(184, 155, 104, 0.5);
    --shadow-gold: 0 0 20px rgba(184, 155, 104, 0.3);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.5);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--gold-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--gold-light);
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    outline: none;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-gold);
    box-shadow: var(--shadow-gold);
}

.gold-border {
    border: 1px solid var(--gold-primary);
}

.gold-glow {
    box-shadow: var(--shadow-gold), 0 0 40px rgba(184, 155, 104, 0.2);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    color: var(--bg-primary);
}

.btn-primary:hover {
    box-shadow: var(--shadow-gold);
    transform: translateY(-2px);
}

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

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

.btn-blue {
    background: linear-gradient(135deg, var(--blue-electric), #1a8fb4);
    color: var(--bg-primary);
}

.btn-blue:hover {
    box-shadow: 0 0 20px rgba(37, 184, 230, 0.4);
    transform: translateY(-2px);
}

.btn-purple {
    background: linear-gradient(135deg, var(--purple-neon), #7a3fd4);
    color: var(--text-primary);
}

.btn-purple:hover {
    box-shadow: 0 0 20px rgba(157, 92, 240, 0.4);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

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

.text-gold-light {
    color: var(--gold-light);
}

.text-blue {
    color: var(--blue-electric);
}

.text-purple {
    color: var(--purple-neon);
}

.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--gold-light), var(--gold-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-gold {
    background: rgba(184, 155, 104, 0.2);
    color: var(--gold-primary);
    border: 1px solid var(--gold-primary);
}

.badge-blue {
    background: rgba(37, 184, 230, 0.2);
    color: var(--blue-electric);
    border: 1px solid var(--blue-electric);
}

.badge-purple {
    background: rgba(157, 92, 240, 0.2);
    color: var(--purple-neon);
    border: 1px solid var(--purple-neon);
}

.badge-green {
    background: rgba(74, 222, 128, 0.2);
    color: #4ade80;
    border: 1px solid #4ade80;
}

.badge-red {
    background: rgba(248, 113, 113, 0.2);
    color: #f87171;
    border: 1px solid #f87171;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.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;
}

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

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

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

.gap-4 {
    gap: 2rem;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

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

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 2rem; }
.text-4xl { font-size: 2.5rem; }

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--gold-primary);
    }
    50% {
        box-shadow: 0 0 20px var(--gold-primary), 0 0 40px rgba(184, 155, 104, 0.3);
    }
}

@keyframes borderGlow {
    0%, 100% {
        border-color: var(--gold-primary);
    }
    50% {
        border-color: var(--gold-light);
    }
}

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

.animate-slide-left {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease forwards;
}

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

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

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card);
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

th {
    color: var(--gold-primary);
    font-weight: 600;
    background: rgba(12, 14, 22, 0.5);
}

tr:hover {
    background: rgba(184, 155, 104, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    background: rgba(12, 14, 22, 0.8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-input:focus {
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 3px rgba(184, 155, 104, 0.1);
}

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

.form-select {
    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='%23b89b68' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

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

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(12, 14, 22, 0.8);
    border-radius: 50px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-primary), var(--gold-light));
    border-radius: 50px;
    transition: width 0.5s ease;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(3, 3, 6, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-card-solid);
    border: 1px solid var(--border-gold);
    border-radius: var(--radius-lg);
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 9998;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    background: var(--bg-card-solid);
    border: 1px solid var(--border-gold);
    color: var(--text-primary);
    box-shadow: var(--shadow-card);
    animation: slideInRight 0.3s ease;
}

.toast.success {
    border-color: #4ade80;
}

.toast.error {
    border-color: #f87171;
}

.toast.warning {
    border-color: #fbbf24;
}

.page-header {
    padding: 8rem 0 4rem;
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center top, rgba(184, 155, 104, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--gold-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, rgba(184, 155, 104, 0.1) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

@media (max-width: 1200px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .grid-3, .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title h2 {
        font-size: 1.75rem;
    }
    
    .page-header {
        padding: 6rem 0 3rem;
    }
    
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .text-4xl {
        font-size: 2rem;
    }
    
    .text-3xl {
        font-size: 1.5rem;
    }
    
    .text-2xl {
        font-size: 1.25rem;
    }
}