:root {
    --primary: #3D88F7;
    --primary-hover: #2B75E5;
    --primary-light: rgba(61, 136, 247, 0.1);
    --bg: #F5F7FA;
    --bg-card: rgba(255, 255, 255, 0.72);
    --bg-card-hover: rgba(255, 255, 255, 0.88);
    --text: #1A1A2E;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --border: rgba(0, 0, 0, 0.06);
    --border-hover: rgba(0, 0, 0, 0.12);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --glass-shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.1);
    --danger: #EF4444;
    --danger-hover: #DC2626;
    --success: #22C55E;
    --warning: #F59E0B;
    --input-bg: rgba(255, 255, 255, 0.8);
    --input-border: rgba(0, 0, 0, 0.08);
    --input-focus: var(--primary);
    --sidebar-bg: rgba(255, 255, 255, 0.75);
    --overlay: rgba(0, 0, 0, 0.4);
    --scrollbar-track: rgba(0, 0, 0, 0.04);
    --scrollbar-thumb: rgba(0, 0, 0, 0.15);
    --transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

[data-theme="dark"] {
    --bg: #000000;
    --bg-card: rgba(28, 28, 30, 0.8);
    --bg-card-hover: rgba(38, 38, 40, 0.9);
    --text: #F5F5F7;
    --text-secondary: #A1A1AA;
    --text-muted: #71717A;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --glass-bg: rgba(28, 28, 30, 0.65);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --glass-shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.45);
    --input-bg: rgba(38, 38, 40, 0.8);
    --input-border: rgba(255, 255, 255, 0.08);
    --sidebar-bg: rgba(18, 18, 20, 0.85);
    --overlay: rgba(0, 0, 0, 0.65);
    --scrollbar-track: rgba(255, 255, 255, 0.02);
    --scrollbar-thumb: rgba(255, 255, 255, 0.15);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    transition: var(--transition);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    outline: none;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    color: var(--text);
}

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

.btn:active {
    transform: translateY(0);
    box-shadow: var(--glass-shadow);
}

.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    padding: 8px 16px;
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
}

.btn-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: transparent;
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 4px 16px rgba(61, 136, 247, 0.35);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    border-color: transparent;
}

.btn-danger:hover {
    background: var(--danger-hover);
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.35);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
    border-radius: 8px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.input-group {
    margin-bottom: 16px;
}

.input-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    font-size: 14px;
    color: var(--text);
    outline: none;
    transition: var(--transition);
    font-family: inherit;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    border-color: var(--input-focus);
    box-shadow: 0 0 0 3px rgba(61, 136, 247, 0.15);
}

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

.password-strength {
    display: flex;
    align-items: center;
    gap: 8px;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0%;
    border-radius: 2px;
    transition: width 0.3s ease, background 0.3s ease;
}

.strength-text {
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
}

.password-match {
    font-size: 12px;
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    transition: var(--transition);
}

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

.table-wrap {
    overflow-x: auto;
    border-radius: 16px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

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

.table-wrap th,
.table-wrap td {
    padding: 14px 18px;
    text-align: left;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.table-wrap th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.table-wrap tr:hover td {
    background: var(--primary-light);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.badge-primary {
    background: var(--primary-light);
    color: var(--primary);
}

.badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot.active { background: var(--success); }
.status-dot.disabled { background: var(--danger); }

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 20px;
    border-radius: 12px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    font-size: 14px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: toastIn 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    max-width: 360px;
}

.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }

.toast.toast-out {
    animation: toastOut 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) 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); }
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 9000;
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 32px;
    width: 90%;
    max-width: 480px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--glass-shadow);
    animation: modalIn 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.modal h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 24px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

.auth-page::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(61, 136, 247, 0.08), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.auth-page::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(61, 136, 247, 0.05), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.auth-box {
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.auth-box .card {
    padding: 40px;
}

.auth-box h1 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
}

.auth-box .subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 28px;
}

.auth-box .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 12px;
    font-size: 15px;
}

.btn-send {
    white-space: nowrap;
    font-size: 13px;
    padding: 0 14px;
    height: 46px;
    justify-content: center;
    border: 1px solid var(--border);
    flex-shrink: 0;
}

.captcha-container {
    margin-top: 12px;
}

.auth-box .auth-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-box .auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.auth-box .auth-footer a:hover {
    text-decoration: underline;
}

.app-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 240px;
    background: var(--sidebar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-brand {
    padding: 4px 24px 24px;
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    flex-shrink: 0;
}

.sidebar-nav {
    flex: 1;
    padding: 0 12px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    margin-bottom: 2px;
}

.sidebar-nav a:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.sidebar-nav a.active {
    background: var(--primary);
    color: #fff;
}

.sidebar-nav a i {
    width: 18px;
    text-align: center;
    font-size: 15px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    position: relative;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 10px;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: var(--text);
}

.sidebar-user:hover {
    background: var(--primary-light);
}

.sidebar-user .avatar {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    overflow: hidden;
    flex-shrink: 0;
}

.sidebar-user .avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-user .info {
    flex: 1;
    min-width: 0;
}

.sidebar-user .info .name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user .info .role {
    font-size: 11px;
    color: var(--text-muted);
}

.sidebar-footer-row {
    display: flex;
    align-items: center;
    gap: 4px;
}

.sidebar-footer-row .sidebar-user {
    flex: 1;
}

.logout-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.user-popup {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 16px;
    right: 16px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    box-shadow: var(--glass-shadow-hover);
    padding: 6px;
    z-index: 200;
    animation: popupIn 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: none;
}

.user-popup.active {
    display: block;
}

.user-popup a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.user-popup a:hover {
    background: var(--primary-light);
    color: var(--primary);
}

.user-popup a i {
    width: 18px;
    text-align: center;
    font-size: 14px;
}

@keyframes popupIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---- 右键上下文菜单 ---- */
.ctx-menu {
    position: fixed;
    z-index: 99999;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 6px;
    min-width: 170px;
    display: none;
    animation: ctxIn 0.12s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
[data-theme="dark"] .ctx-menu {
    background: #1c1c1e;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.3);
}
.ctx-menu.active { display: block; }

.ctx-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 14px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: #333;
    font-size: 13px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
    text-align: left;
    font-family: inherit;
    line-height: 1.4;
    white-space: nowrap;
}
[data-theme="dark"] .ctx-menu-item {
    color: #e0e0e0;
}
.ctx-menu-item:hover {
    background: rgba(61, 136, 247, 0.08);
    color: #3D88F7;
}
[data-theme="dark"] .ctx-menu-item:hover {
    background: rgba(61, 136, 247, 0.15);
    color: #5B9CF7;
}
.ctx-menu-item.danger:hover {
    background: rgba(239, 68, 68, 0.08);
    color: #EF4444;
}
[data-theme="dark"] .ctx-menu-item.danger:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #F87171;
}
.ctx-menu-item i { 
    width: 16px; 
    text-align: center; 
    font-size: 13px; 
    flex-shrink: 0;
}
.ctx-menu-sep {
    height: 1px;
    background: rgba(0, 0, 0, 0.08);
    margin: 4px 8px;
}
[data-theme="dark"] .ctx-menu-sep {
    background: rgba(255, 255, 255, 0.08);
}

@keyframes ctxIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.settings-section {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.settings-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.settings-section-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
}

.settings-section-header .section-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    flex-shrink: 0;
}

.settings-section-header h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 2px;
}

.settings-section-header p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

.uid-display {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--primary-light);
    border-radius: 8px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

.uid-display i {
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition);
    font-size: 12px;
}

.uid-display i:hover {
    opacity: 1;
}

.avatar-preview {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    overflow: hidden;
    margin-bottom: 12px;
    border: 3px solid var(--glass-border);
    transition: var(--transition);
}

.avatar-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-icon-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.avatar-icon-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: 1px solid var(--input-border);
    background: var(--input-bg);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-icon-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-1px);
}

.avatar-icon-btn:active {
    transform: translateY(0);
}

.main-content {
    flex: 1;
    margin-left: 240px;
    padding: 32px;
    min-height: 100vh;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h1 {
    font-size: 22px;
    font-weight: 700;
}

.page-header h1 i {
    color: var(--primary);
    margin-right: 8px;
}

.page-header-actions {
    display: flex;
    gap: 10px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--glass-shadow-hover);
}

.stat-card .stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-bottom: 12px;
}

.stat-card .stat-value {
    font-size: 24px;
    font-weight: 700;
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.perm-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.perm-tag {
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 12px;
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.perm-tag .remove-perm {
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition);
}

.perm-tag .remove-perm:hover {
    opacity: 1;
    color: var(--danger);
}

.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 40px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 14px;
}

.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-muted { color: var(--text-muted) !important; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }

.bottom-controls {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 8px;
    z-index: 500;
}

.bottom-controls .btn-icon {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.bottom-controls .btn-icon:hover {
    transform: translateY(-1px);
    box-shadow: var(--glass-shadow-hover);
    color: var(--primary);
}

.pagination {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    justify-content: center;
}

.pagination button {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text);
    font-size: 13px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination button:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
}

.pagination button.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.loading-2 {
    position: relative;
    width: 30px;
    height: 30px;
    border: 2px solid #0003;
    border-left-color: #000;
    border-radius: 100%;
    animation: loading-2 infinite 0.75s linear;
}
@keyframes loading-2 {
    0% { transform: rotate(0); }
    100% { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-overlay.active {
    display: flex;
}

.search-bar {
    position: relative;
    width: 280px;
}

.search-bar input {
    width: 100%;
    padding: 9px 14px 9px 38px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    font-size: 14px;
    color: var(--text);
    outline: none;
    transition: var(--transition);
}

.search-bar input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(61, 136, 247, 0.12);
}

.search-bar i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
}

.mobile-menu-toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 200;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--overlay);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}

.sidebar-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .sidebar-overlay {
        display: block;
    }

    .sidebar {
        transform: translateX(-100%);
        width: 260px;
        padding: 16px 0;
        transition: transform 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        z-index: 150;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-brand span,
    .sidebar-nav a span,
    .sidebar-user .info {
        display: initial;
    }

    .sidebar-brand,
    .sidebar-nav a,
    .sidebar-user {
        justify-content: flex-start;
    }

    .sidebar-brand {
        padding: 4px 20px 20px;
    }

    .sidebar-nav {
        padding: 0 10px;
    }

    .sidebar-nav a i {
        margin: 0;
    }

    .sidebar-footer {
        padding: 12px;
    }

    .main-content {
        margin-left: 0;
        padding: 60px 14px 20px;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .page-header h1 {
        font-size: 20px;
    }

    .page-header-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .page-header-actions .btn {
        flex: 1;
    }

    .search-bar {
        width: 100%;
    }

    .card {
        padding: 18px;
        border-radius: 14px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 14px;
    }

    .stat-card .stat-value {
        font-size: 20px;
    }

    .table-wrap table,
    .table-wrap thead,
    .table-wrap tbody,
    .table-wrap th,
    .table-wrap td,
    .table-wrap tr {
        display: block;
    }

    .table-wrap thead {
        display: none;
    }

    .table-wrap tr {
        margin-bottom: 12px;
        border-radius: 12px;
        border: 1px solid var(--border);
        background: var(--bg-card);
        overflow: hidden;
    }

    .table-wrap td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px 14px;
        border-bottom: 1px solid var(--border);
        font-size: 13px;
    }

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

    .table-wrap td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-secondary);
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.3px;
        flex-shrink: 0;
        margin-right: 12px;
    }

    .table-wrap td[data-label=""]::before {
        content: none;
    }

    .table-wrap tr:hover td {
        background: var(--bg-card);
    }

    .pagination {
        flex-wrap: wrap;
        gap: 4px;
    }

    .pagination button {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }

    .modal {
        width: 94%;
        max-width: none;
        padding: 24px 20px;
        border-radius: 16px;
        margin: 0 auto;
    }

    .modal-actions {
        flex-direction: column;
        gap: 8px;
    }

    .modal-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .toast-container {
        top: auto;
        bottom: 16px;
        right: 12px;
        left: 12px;
    }

    .toast {
        max-width: none;
        font-size: 13px;
        padding: 12px 16px;
    }

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

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

    .bottom-controls {
        bottom: 12px;
        right: 12px;
    }

    .settings-section {
        margin-bottom: 18px;
        padding-bottom: 18px;
    }

    .settings-section-header {
        flex-direction: column;
        gap: 8px;
    }

    .settings-section-header .section-icon {
        width: 36px;
        height: 36px;
        font-size: 15px;
    }

    .input-group input,
    .input-group select,
    .input-group textarea {
        max-width: 100% !important;
    }

    .input-group > div[style*="display:flex"] {
        flex-direction: column;
    }

    .input-group > div[style*="display:flex"] .btn {
        width: 100%;
        justify-content: center;
    }

    .pw-strength {
        max-width: 100% !important;
    }
}

/*  骨架屏  */
@keyframes shimmer {
    0% { background-position: -400px 0; }
    100% { background-position: 400px 0; }
}

.skeleton {
    background: linear-gradient(90deg, var(--border) 0%, var(--input-bg) 40%, var(--border) 80%);
    background-size: 400px 100%;
    animation: shimmer 1.6s ease-in-out infinite;
    border-radius: 6px;
}

.skeleton-wrap { transition: opacity 0.2s ease, max-height 0.2s ease; }
.skeleton-wrap.skeleton-hide { opacity: 0; pointer-events: none; max-height: 0; overflow: hidden; margin: 0; padding: 0; }

.page-loading-skeleton {
    max-width: 900px;
}

/* 统计卡片骨架 */
.skeleton-stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
}
.skeleton-stat-card .sk-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    margin-bottom: 12px;
}
.skeleton-stat-card .sk-value {
    height: 24px; width: 60%;
    margin-bottom: 6px;
}
.skeleton-stat-card .sk-label {
    height: 13px; width: 45%;
}

/* 欢迎卡片骨架 */
.skeleton-welcome-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    display: flex; align-items: center; gap: 20px;
}
.skeleton-welcome-card .sk-avatar {
    width: 56px; height: 56px;
    border-radius: 14px;
    flex-shrink: 0;
}
.skeleton-welcome-card .sk-text { flex: 1; }
.skeleton-welcome-card .sk-title {
    height: 18px; width: 65%;
    margin-bottom: 8px;
}
.skeleton-welcome-card .sk-subtitle {
    height: 14px; width: 40%;
}

/* 账号信息骨架 */
.skeleton-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}
.skeleton-info-grid .sk-info-item { margin-bottom: 0; }
.skeleton-info-grid .sk-info-label {
    height: 12px; width: 35%;
    margin-bottom: 6px;
}
.skeleton-info-grid .sk-info-value {
    height: 16px; width: 55%;
}

/* 表格骨架 */
.skeleton-table-row {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
}
.skeleton-table-row:last-child { border-bottom: none; }
.skeleton-table-row .sk-col-40  { height: 14px; width: 40px; }
.skeleton-table-row .sk-col-60  { height: 14px; width: 60px; }
.skeleton-table-row .sk-col-80  { height: 14px; width: 80px; }
.skeleton-table-row .sk-col-100 { height: 14px; width: 100px; }
.skeleton-table-row .sk-col-120 { height: 14px; width: 120px; }
.skeleton-table-row .sk-col-flex { height: 14px; flex: 1; }
.skeleton-table-header {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
}
.skeleton-table-header .sk-th {
    height: 13px; width: 60px;
    background: transparent;
    animation: none;
}

/* 权限列表骨架 */
.skeleton-perm-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}
.skeleton-perm-item:last-child { border-bottom: none; }
.skeleton-perm-item .sk-perm-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    flex-shrink: 0;
}
.skeleton-perm-item .sk-perm-text { flex: 1; }
.skeleton-perm-item .sk-perm-name {
    height: 16px; width: 35%;
    margin-bottom: 6px;
}
.skeleton-perm-item .sk-perm-desc {
    height: 13px; width: 55%;
}

/* 分页骨架 */
.skeleton-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
}
.skeleton-pagination .sk-page {
    width: 36px; height: 36px;
    border-radius: 8px;
}

@media (max-width: 400px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .auth-box .card {
        padding: 24px 18px;
    }

    .auth-box h1 {
        font-size: 20px;
    }

    .card {
        padding: 14px;
    }

    .main-content {
        padding: 54px 10px 16px;
    }

    .sidebar {
        width: 100%;
        max-width: 280px;
    }

    .btn {
        padding: 10px 16px;
        font-size: 13px;
    }
}

/* ====== 帮助弹窗 ====== */
.help-modal {
    max-height: 70vh;
    overflow-y: auto;
    padding-right: 4px;
}

/* ====== 二维码扫码登录 ====== */
.qr-login-btn-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s ease;
    vertical-align: middle;
    margin-left: 6px;
    position: relative;
    top: -2px;
}
.qr-login-btn-inline:hover {
    background: var(--hover-bg, rgba(0,0,0,0.04));
    border-color: var(--primary);
    color: var(--primary);
    transform: scale(1.08);
}

.qr-login-panel {
    animation: fadeIn 0.3s ease;
    margin-top: 8px;
}

.qr-container {
    display: flex;
    justify-content: center;
    margin: 20px 0 16px;
}

.qr-code-wrapper {
    padding: 16px;
    background: #fff;
    border-radius: 16px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 232px;
    min-height: 232px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.qr-code-wrapper img {
    display: block;
}

.qr-placeholder {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}

.qr-hint {
    text-align: center;
    font-size: 14px;
    color: var(--text);
    margin: 0 0 4px;
}

.qr-expire {
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    margin: 0;
}

/* QR 状态视图 */
.qr-status-container {
    text-align: center;
    padding: 24px 16px;
}
.qr-status-container .qr-status-icon {
    font-size: 52px;
    margin-bottom: 12px;
}
.qr-status-container.scanned .qr-status-icon { color: var(--primary); }
.qr-status-container.confirmed .qr-status-icon { color: var(--success); }
.qr-status-container.cancelled .qr-status-icon { color: var(--danger); }
.qr-status-container.expired .qr-status-icon { color: var(--text-muted); }

.qr-status-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 6px;
}
.qr-status-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}

/* 移动端扫一扫按钮 */
.mobile-qr-scan-btn {
    display: none;
    position: fixed;
    top: 12px;
    right: 12px;
    z-index: 200;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}
.mobile-qr-scan-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
}

@media (max-width: 768px) {
    .mobile-qr-scan-btn {
        display: flex;
    }

    .qr-login-btn-inline {
        width: 32px;
        height: 32px;
        font-size: 16px;
        border-radius: 8px;
        margin-left: 4px;
    }
}

/* 深色模式：QR 码容器需要白色背景确保扫描识别 */
[data-theme="dark"] .qr-code-wrapper {
    background: #fff;
    border-color: rgba(255,255,255,0.15);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}
.help-modal h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.help-section {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.help-section:last-of-type {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
.help-section h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.help-section h4 i {
    color: var(--primary);
    width: 18px;
    text-align: center;
}

/* 步骤列表 */
.help-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.help-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}
.help-step-num {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.help-step strong {
    color: var(--text);
}

/* 流程图 */
.help-flow {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    font-size: 11px;
}
.help-flow-box {
    background: var(--primary-light);
    color: var(--primary);
    padding: 6px 10px;
    border-radius: 8px;
    font-weight: 600;
    white-space: nowrap;
    font-size: 11px;
}
.help-flow .fa-arrow-right {
    font-size: 10px;
    flex-shrink: 0;
}

/* 端点列表 */
.help-endpoint-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.help-endpoint {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    flex-wrap: wrap;
}
.help-method {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.help-method.get {
    background: rgba(34, 197, 94, 0.12);
    color: #16a34a;
}
.help-method.post {
    background: rgba(61, 136, 247, 0.12);
    color: #2b75e5;
}
.help-endpoint code {
    font-size: 12px;
    background: var(--primary-light);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    word-break: break-all;
}
.help-endpoint-desc {
    color: var(--text-muted);
    font-size: 11px;
    width: 100%;
    margin-top: 2px;
    margin-left: calc(90px);
}

/* 代码块 */
.help-code-header {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 10px 0 6px;
}
.help-code-header:first-child {
    margin-top: 4px;
}
.help-code {
    background: rgba(0,0,0,0.04);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 12px;
    line-height: 1.6;
    overflow-x: auto;
    white-space: pre;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    color: var(--text-secondary);
    margin: 0;
}
[data-theme="dark"] .help-code {
    background: rgba(255,255,255,0.04);
}

/* Scope 列表 */
.help-scope-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.help-scope-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-secondary);
}
.help-scope-item .perm-tag {
    min-width: 110px;
    justify-content: center;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

/* 帮助弹窗扩大宽度 */
.help-modal ~ * {
    /* 需要一个更大的 modal */
}