/* ============================================================
   监听平台客户端 - 全局样式
   Glassmorphism + 响应式 + 交互动效
   ============================================================ */

/* --- CSS Variables (Dark theme default) --- */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-bg-hover: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f0f0;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.4);
    --accent-light: #818cf8;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 16px;
    --radius-sm: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --navbar-bg: rgba(10, 14, 26, 0.95);
    --card-shadow: rgba(0, 0, 0, 0.3);
    --skeleton-from: rgba(255, 255, 255, 0.03);
    --skeleton-to: rgba(255, 255, 255, 0.08);
    --table-header-bg: rgba(255, 255, 255, 0.03);
    --table-border: rgba(255, 255, 255, 0.03);
    --table-hover-bg: rgba(255, 255, 255, 0.02);
    --input-bg: rgba(255, 255, 255, 0.05);
    --border-subtle: rgba(255, 255, 255, 0.05);
}

/* --- Light Theme --- */
[data-theme="light"] {
    --bg-primary: #f0f2f5;
    --bg-secondary: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-bg-hover: rgba(255, 255, 255, 0.82);
    --text-primary: #1a202c;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.25);
    --accent-light: #4f46e5;
    --success: #059669;
    --warning: #d97706;
    --danger: #dc2626;
    --navbar-bg: rgba(255, 255, 255, 0.88);
    --card-shadow: rgba(0, 0, 0, 0.06);
    --skeleton-from: rgba(0, 0, 0, 0.04);
    --skeleton-to: rgba(0, 0, 0, 0.08);
    --table-header-bg: rgba(0, 0, 0, 0.02);
    --table-border: rgba(0, 0, 0, 0.04);
    --table-hover-bg: rgba(0, 0, 0, 0.02);
    --input-bg: rgba(0, 0, 0, 0.03);
    --border-subtle: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .aurora-bg::before,
[data-theme="light"] .aurora-bg::after { opacity: 0.1; }
[data-theme="light"] .glass-card {
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}
[data-theme="light"] .glass-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .monitor-card::before {
    background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    font-size: 16px;
    scroll-behavior: smooth;
}
html.theme-transition,
html.theme-transition *,
html.theme-transition *::before,
html.theme-transition *::after {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease !important;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

a { color: var(--accent-light); text-decoration: none; transition: var(--transition); }
a:hover { color: #a5b4fc; }

/* --- Aurora Background --- */
.aurora-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    overflow: hidden;
}
.aurora-bg::before,
.aurora-bg::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
    animation: auroraFloat 15s ease-in-out infinite alternate;
}
.aurora-bg::before {
    width: 600px; height: 600px;
    background: radial-gradient(circle, #6366f1, #8b5cf6);
    top: -200px; right: -100px;
}
.aurora-bg::after {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #06b6d4, #3b82f6);
    bottom: -150px; left: -100px;
    animation-delay: -7s;
}

@keyframes auroraFloat {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(60px, -40px) scale(1.15); }
}

/* --- Layout --- */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Glass Card --- */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
}
.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--card-shadow);
}
.glass-card.no-hover:hover {
    transform: none;
    box-shadow: none;
}

/* --- Navigation Bar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 0;
}
.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}
.navbar-toggle {
    display: none;
    background: none;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1.3rem;
    padding: 6px 10px;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}
.navbar-toggle:hover {
    background: var(--glass-bg);
}
.navbar-header-right {
    display: flex;
    align-items: center;
    gap: 10px;
}
.navbar-wallet {
    display: flex;
    align-items: center;
    gap: 8px;
}
.navbar-collapse {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
}
.navbar-links {
    display: flex;
    align-items: center;
    gap: 12px;
}
.navbar-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.navbar-links a:hover, .navbar-links a.active {
    color: var(--text-primary);
    background: var(--glass-bg);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    background: var(--glass-bg);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}
.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--card-shadow);
}
.btn:active { transform: translateY(0); }

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-color: transparent;
    color: #fff;
}
.btn-primary:hover {
    box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    border-color: transparent;
    color: #fff;
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border-color: transparent;
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    border-color: transparent;
    color: #fff;
}

.btn-sm { padding: 6px 16px; font-size: 0.8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-block { width: 100%; }

.btn:disabled, .btn.loading {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}
.btn.loading::after {
    content: '';
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* --- Form Inputs --- */
.form-group {
    margin-bottom: 20px;
}
.form-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}
.form-input, .form-select {
    width: 100%;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
}
.form-input:focus, .form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder { color: var(--text-muted); }
.form-select { cursor: pointer; }
.form-select option { background: var(--bg-secondary); color: var(--text-primary); }

/* --- Custom Select (兼容钱包 DApp 浏览器) --- */
.cs-wrapper {
    position: relative;
    width: 100%;
}
.cs-native-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    opacity: 0 !important;
    pointer-events: none !important;
    overflow: hidden !important;
}
.cs-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.2;
    cursor: pointer;
    transition: var(--transition);
    outline: none;
    text-align: left;
    font-family: inherit;
}
.cs-trigger:disabled { opacity: 0.5; cursor: not-allowed; }
.cs-trigger:focus,
.cs-wrapper.open .cs-trigger {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.cs-trigger__label {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.cs-trigger__arrow {
    margin-left: 8px;
    font-size: 0.75rem;
    opacity: 0.6;
    transition: transform 0.2s;
    flex-shrink: 0;
}
.cs-wrapper.open .cs-trigger__arrow {
    transform: rotate(180deg);
    opacity: 1;
}
.cs-panel {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    max-height: 260px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    padding: 4px;
    animation: cs-fade-in 0.12s ease-out;
}
.cs-wrapper.open .cs-panel { display: block; }
@keyframes cs-fade-in {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}
.cs-option {
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.15s;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}
.cs-option:hover,
.cs-option:active {
    background: var(--glass-bg-hover);
}
.cs-option.selected {
    background: var(--accent-glow);
    color: var(--accent-light);
    font-weight: 500;
}

/* --- Status Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    gap: 4px;
}
.badge-active { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.badge-inactive { background: rgba(107, 114, 128, 0.15); color: #9ca3af; }
.badge-pending { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.badge-paid { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.badge-expired { background: rgba(239, 68, 68, 0.15); color: #ef4444; }
.badge-abnormal { background: rgba(239, 68, 68, 0.15); color: #ef4444; }
.badge-listening { background: rgba(99, 102, 241, 0.15); color: #818cf8; }
.badge-stopped { background: rgba(239, 68, 68, 0.15); color: #ef4444; }
.badge::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* --- Data Table --- */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}
.data-table th, .data-table td {
    padding: 14px 16px;
    text-align: left;
    white-space: nowrap;
}
.data-table th {
    background: var(--table-header-bg);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--glass-border);
}
.data-table td {
    border-bottom: 1px solid var(--table-border);
}
.data-table tr:hover td {
    background: var(--table-hover-bg);
}

/* --- Card Grid --- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
    margin: 24px 0;
}

/* --- Monitor Card (大厅卡片) --- */
.monitor-card {
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.monitor-card::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    transition: left 0.5s ease;
}
.monitor-card:hover::before {
    left: 100%;
}
.monitor-card .card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}
.monitor-card .card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}
.monitor-card .card-address {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'Courier New', monospace;
    margin-top: 4px;
}
.monitor-card .card-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}
.monitor-card .card-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}
.monitor-card .card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
}

/* --- Skeleton Loading --- */
.skeleton {
    background: linear-gradient(90deg, var(--skeleton-from) 25%, var(--skeleton-to) 50%, var(--skeleton-from) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}
.skeleton-text { height: 16px; margin-bottom: 8px; }
.skeleton-title { height: 24px; width: 60%; margin-bottom: 12px; }
.skeleton-card { height: 180px; }

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

/* --- Toast Notifications --- */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}
.toast {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    font-size: 0.875rem;
    pointer-events: auto;
    animation: toastIn 0.3s ease;
    max-width: 400px;
}
.toast-success { background: rgba(16, 185, 129, 0.15); border-color: rgba(16, 185, 129, 0.3); color: #10b981; }
.toast-error { background: rgba(239, 68, 68, 0.15); border-color: rgba(239, 68, 68, 0.3); color: #ef4444; }
.toast-warning { background: rgba(245, 158, 11, 0.15); border-color: rgba(245, 158, 11, 0.3); color: #f59e0b; }
.toast-info { background: rgba(99, 102, 241, 0.15); border-color: rgba(99, 102, 241, 0.3); color: #818cf8; }

.toast.removing {
    animation: toastOut 0.3s ease forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes toastOut {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(40px); }
}

/* --- Pagination --- */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 24px 0;
    flex-wrap: wrap;
}
.pagination .page-btn {
    min-width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
}
.pagination .page-btn:hover { background: var(--glass-bg-hover); color: var(--text-primary); }
.pagination .page-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.pagination .page-info {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 0 12px;
}
.pagination .page-jump {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 4px;
}
.pagination .page-jump-input {
    width: 56px;
    height: 36px;
    padding: 0 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.8rem;
    text-align: center;
    outline: none;
    -moz-appearance: textfield;
}
.pagination .page-jump-input::-webkit-outer-spin-button,
.pagination .page-jump-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.pagination .page-jump-input:focus {
    border-color: var(--accent);
}

/* --- Copyable Address --- */
.copy-address {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: 6px;
    transition: var(--transition);
}
.copy-address:hover {
    background: var(--glass-bg);
}
.copy-address .copy-icon {
    opacity: 0.5;
    transition: var(--transition);
    font-size: 0.75rem;
}
.copy-address:hover .copy-icon { opacity: 1; }

/* --- Countdown --- */
.countdown {
    font-variant-numeric: tabular-nums;
    font-family: 'Courier New', monospace;
    color: var(--warning);
    font-weight: 600;
}

/* --- Section Headers --- */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
}
.page-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 4px;
}

/* --- Search Bar --- */
.search-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}
.search-bar .form-input {
    flex: 1;
    max-width: 400px;
}

/* --- Info Row --- */
.info-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.9rem;
}
.info-row .info-label { color: var(--text-secondary); }
.info-row .info-value { color: var(--text-primary); font-weight: 500; }

/* --- Stats Cards --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin: 20px 0;
}
.stat-card {
    text-align: center;
    padding: 20px;
}
.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 16px; }
.empty-state .empty-text { font-size: 1rem; }

/* --- Chain Info Bar --- */
.chain-info-bar {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 32px;
}
.chain-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}
.chain-info-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.chain-info-value {
    font-size: 1.1rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    font-family: 'Courier New', monospace;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Wallet Button --- */
.wallet-btn {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border: none;
    border-radius: var(--radius-sm);
    color: #fff;
    padding: 8px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.wallet-btn:hover {
    box-shadow: 0 4px 20px var(--accent-glow);
    transform: translateY(-1px);
}
.wallet-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
}
.wallet-dot {
    width: 8px; height: 8px;
    background: var(--success);
    border-radius: 50%;
}

/* --- Theme Toggle --- */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    padding: 8px 16px;
    cursor: pointer;
    transition: var(--transition);
    -webkit-tap-highlight-color: rgba(99, 102, 241, 0.2);
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}
.theme-toggle:hover {
    background: var(--glass-bg-hover);
    color: var(--text-primary);
}
.theme-toggle .theme-icon { font-size: 1.05rem; pointer-events: none; }
.theme-toggle .theme-label { pointer-events: none; }

/* --- Modal Overlay --- */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 32px;
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

/* --- Page Content Area --- */
.page-content {
    padding: 32px 0 60px;
    padding-top: 80px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .container { padding: 0 16px; }

    /* 汉堡按钮显示 */
    .navbar-toggle { display: block; flex-shrink: 0; }
    .navbar .container { flex-wrap: nowrap; }

    /* 钱包按钮在手机上紧凑显示 */
    .wallet-btn { padding: 6px 12px; font-size: 0.78rem; }
    .wallet-info { font-size: 0.78rem; }
    .wallet-info .btn-sm { padding: 4px 10px; font-size: 0.7rem; }

    /* 导航栏右侧防溢出 */
    .navbar-header-right { gap: 6px; flex-shrink: 0; }
    .navbar-wallet { overflow: hidden; }
    .navbar-brand { font-size: 1rem; min-width: 0; overflow: hidden; text-overflow: ellipsis; }

    /* 导航链接折叠为下拉菜单 */
    .navbar-collapse {
        display: none;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background: var(--navbar-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--glass-border);
        padding: 8px 20px 14px;
        flex-direction: column;
        gap: 2px;
    }
    .navbar-collapse.open { display: flex; }
    .navbar-collapse .navbar-links {
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        width: 100%;
    }
    .navbar-collapse .navbar-links a {
        padding: 12px 16px;
        font-size: 0.95rem;
        border-radius: 8px;
    }
    .navbar-collapse .theme-toggle {
        width: 100%;
        justify-content: center;
        margin-top: 6px;
        padding: 12px 16px;
        border-radius: 8px;
    }

    /* 详情页数据概览手机端纵向堆叠 */
    .detail-stats-grid { grid-template-columns: 1fr !important; }

    .card-grid { grid-template-columns: 1fr; }
    .section-title { font-size: 1.25rem; }
    .glass-card { padding: 16px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .search-bar { flex-direction: column; }
    .search-bar .form-input { max-width: 100%; }
    .chain-info-bar { grid-template-columns: 1fr; gap: 10px; }
    .data-table th, .data-table td { padding: 10px 8px; font-size: 0.8rem; }
    .toast-container { left: 12px; right: 12px; top: 12px; }
    .toast { max-width: 100%; }
    .btn-lg { padding: 12px 24px; }
    .page-content { padding-top: 70px; }
    .info-row { flex-direction: column; gap: 2px; }
    .info-row .info-label { font-size: 0.8rem; }
    .info-row .info-value { font-size: 0.85rem; }
}

@media (max-width: 480px) {
    html { font-size: 14px; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .stat-card { padding: 14px; }
    .stat-card .stat-value { font-size: 1.4rem; }
    .navbar-brand { font-size: 0.9rem; }
    .navbar-header-right { gap: 4px; }
    .page-content { padding-top: 65px; padding-bottom: 40px; }
    .glass-card { padding: 14px; border-radius: 12px; }
    .data-table th, .data-table td { padding: 8px 6px; font-size: 0.75rem; }
    .copy-address { font-size: 0.75rem; }
    .pagination .page-btn { min-width: 32px; height: 32px; font-size: 0.75rem; }
}