@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-glow: #8b5cf6;
    --secondary: #ec4899;
    --accent: #22d3ee;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --bg-card: rgba(15, 23, 42, 0.6);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-hover: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.15);
    --card-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-darker);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Effects */
.bg-effects {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 25s ease-in-out infinite;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
    top: -200px;
    left: -150px;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--secondary) 0%, #f472b6 100%);
    bottom: -100px;
    right: -100px;
    animation-delay: -10s;
}

.blob-3 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--accent) 0%, #06b6d4 100%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -5s;
    opacity: 0.15;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.05); }
    50% { transform: translate(-30px, 30px) scale(0.95); }
    75% { transform: translate(20px, 50px) scale(1.02); }
}

.grid-pattern {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -1;
}

/* Login Container */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    width: 100%;
    max-width: 420px;
    backdrop-filter: blur(20px);
    box-shadow: var(--card-shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-main);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group select option {
    background: #0f172a;
    color: #e2e8f0;
    padding: 0.5rem;
}

.form-group select option:hover {
    background: #1e293b;
    color: #e2e8f0;
}

.form-group select option:checked {
    background: #6366f1;
    color: #ffffff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* 日历选择器样式 - 红色主题 */
input[type="datetime-local"] {
    color-scheme: dark;
}

input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    filter: invert(48%) sepia(79%) saturate(2476%) hue-rotate(346deg) brightness(118%) contrast(119%);
    cursor: pointer;
}

input[type="datetime-local"]:focus {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2) !important;
}

.btn-login {
    padding: 0.875rem 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
    border: none;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 10px 30px -10px rgba(99, 102, 241, 0.4);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px -10px rgba(99, 102, 241, 0.5);
}

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

.login-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-size: 0.85rem;
}

/* Dashboard Layout */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--bg-card);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.sidebar-logo {
    font-size: 1.75rem;
}

.sidebar-header h2 {
    font-size: 1.1rem;
    font-weight: 700;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 10px;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-item i {
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.nav-item:hover {
    background: var(--glass-hover);
    color: var(--text-main);
}

.nav-item.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-light);
    border-left: 3px solid var(--primary);
    padding-left: calc(1rem - 3px);
}

.sidebar-footer {
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Version Info */
.sidebar-version-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 10px;
    font-size: 0.9rem;
}

.version-label {
    color: #94a3b8;
    font-weight: 500;
}

.version-value {
    color: #6366f1;
    font-weight: 600;
}

/* Action Buttons */
.sidebar-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.btn-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 0.5rem;
    border: 1px solid;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.85rem;
}

.btn-restart {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
    color: #93c5fd;
}

.btn-restart:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.btn-logout {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.main-content {
    flex: 1;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
}

.dashboard-header {
    display: none;
}

.dashboard-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-muted);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
}

.content-area {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

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

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--glass-border-hover);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.stat-info {
    flex: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Section Header */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
    border: none;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 10px 30px -10px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px -10px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--glass-hover);
    border-color: var(--glass-border-hover);
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 8px;
    color: #fca5a5;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.5);
}

.btn-secondary-disabled {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(107, 114, 128, 0.1);
    border: 1px solid rgba(107, 114, 128, 0.3);
    border-radius: 10px;
    color: rgba(107, 114, 128, 0.6);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: not-allowed;
    transition: var(--transition);
    opacity: 0.6;
}

.btn-secondary-disabled:hover {
    background: rgba(107, 114, 128, 0.1);
    border-color: rgba(107, 114, 128, 0.3);
    cursor: not-allowed;
}

.btn-success {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 8px;
    color: #86efac;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-success:hover {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.5);
}

/* Table */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
}

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

.data-table thead {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--glass-border);
}

.data-table th {
    padding: 1rem 1.5rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.data-table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-main);
    font-size: 0.95rem;
}

.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

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

.empty-state {
    text-align: center;
    color: var(--text-dim);
    padding: 2rem !important;
}

.status-badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-active {
    background: rgba(16, 185, 129, 0.1);
    color: #6ee7b7;
}

.status-inactive {
    background: rgba(107, 114, 128, 0.1);
    color: #d1d5db;
}

.status-expired {
    background: rgba(239, 68, 68, 0.1);
    color: #fca5a5;
}

.status-offline {
    background: rgba(107, 114, 128, 0.1);
    color: #9ca3af;
}

/* VIP Badges for Device Management */
.vip-permanent {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.vip-month {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    color: #333;
}

.vip-none {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(107, 114, 128, 0.1);
    color: #9ca3af;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal.active {
    display: flex;
    animation: modalFadeIn 0.3s ease;
}

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

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    width: 100%;
    max-width: 500px;
    box-shadow: var(--card-shadow);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.modal-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1rem;
}

.form-actions button {
    flex: 1;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-main);
    font-weight: 500;
    z-index: 3000;
    display: none;
    animation: toastSlideIn 0.3s ease;
}

.toast.show {
    display: block;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

@keyframes toastSlideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Settings Styles */
.settings-section {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}

.settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: 0.25rem 0;
    transition: all 0.2s ease;
    user-select: none;
}

.settings-header:hover {
    opacity: 0.8;
}

.settings-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0;
    color: var(--text-main);
}

.settings-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 500px;
}

.totp-status {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

#totpStatusText {
    font-weight: 600;
    color: var(--primary-light);
}

#qrCodeContainer {
    background: white;
    padding: 1rem;
    border-radius: 10px;
    display: inline-block;
}

#qrCode {
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
        flex-direction: row;
        align-items: center;
        padding: 1rem;
    }

    .sidebar-header {
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
    }

    .sidebar-nav {
        flex-direction: row;
        gap: 0;
        flex: 1;
        margin: 0 1rem;
    }

    .nav-item {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }

    .nav-item span {
        display: none;
    }

    .sidebar-footer {
        padding-top: 0;
        border-top: none;
    }

    .btn-logout span {
        display: none;
    }

    .main-content {
        margin-left: 0;
    }

    .dashboard-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .content-area {
        padding: 1rem;
    }

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

    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .section-header button {
        width: 100%;
    }

    .data-table {
        font-size: 0.85rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.75rem;
    }

    .modal-content {
        padding: 1.5rem;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions button {
        width: 100%;
    }
}


/* Log Styles */
.log-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.stat-item {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-label {
    color: #94a3b8;
    font-size: 0.875rem;
}

.stat-value {
    color: #60a5fa;
    font-size: 1.5rem;
    font-weight: 600;
}

.log-entry {
    background: rgba(15, 23, 42, 0.5);
    border-left: 3px solid #60a5fa;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.875rem;
}

.log-entry.log-debug {
    border-left-color: #64748b;
}

.log-entry.log-info {
    border-left-color: #60a5fa;
}

.log-entry.log-warning {
    border-left-color: #f59e0b;
}

.log-entry.log-error {
    border-left-color: #ef4444;
}

.log-entry.log-critical {
    border-left-color: #d946ef;
}

.log-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.log-level {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.log-entry.log-debug .log-level {
    background: rgba(100, 116, 139, 0.2);
    color: #cbd5e1;
}

.log-entry.log-info .log-level {
    background: rgba(96, 165, 250, 0.2);
    color: #60a5fa;
}

.log-entry.log-warning .log-level {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.log-entry.log-error .log-level {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.log-entry.log-critical .log-level {
    background: rgba(217, 70, 239, 0.2);
    color: #d946ef;
}

.log-timestamp {
    color: #94a3b8;
    font-size: 0.75rem;
}

.log-logger {
    color: #60a5fa;
    font-size: 0.75rem;
    background: rgba(96, 165, 250, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
}

.log-message {
    color: #e2e8f0;
    word-break: break-word;
    white-space: pre-wrap;
}

.log-details {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 3px;
    padding: 0.5rem;
    margin-top: 0.5rem;
    color: #cbd5e1;
    font-size: 0.75rem;
    max-height: 200px;
    overflow-y: auto;
}

.log-exception {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 3px;
    padding: 0.5rem;
    margin-top: 0.5rem;
    color: #fca5a5;
    font-size: 0.75rem;
    max-height: 200px;
    overflow-y: auto;
}

.log-exception pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.empty-state {
    text-align: center;
    color: #64748b;
    padding: 2rem;
    font-style: italic;
}

/* Icon Buttons for Show/Hide and Copy */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 6px;
    color: var(--primary);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.875rem;
}

.btn-icon:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

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

.btn-icon i {
    font-size: 0.875rem;
}

/* 操作日志按钮颜色 - 每个按钮不同颜色 */
.btn-log-reset {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fbbf24;
}

.btn-log-reset:hover {
    background: rgba(245, 158, 11, 0.2);
    border-color: rgba(245, 158, 11, 0.5);
}

.btn-log-apply {
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    border: none;
    color: white;
    box-shadow: 0 10px 30px -10px rgba(16, 185, 129, 0.4);
}

.btn-log-apply:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px -10px rgba(16, 185, 129, 0.5);
}

.btn-log-refresh {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #818cf8;
}

.btn-log-refresh:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.5);
}

/* Sensitive text styling */
.sensitive-text {
    font-family: 'Courier New', monospace;
    user-select: none;
    transition: var(--transition);
}

/* VIP Badge Styles */
.vip-badge {
    display: inline-block;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
    line-height: 1.2;
}

.vip-badge.monthly {
    background: rgba(52, 152, 219, 0.1);
    color: #3498db;
    border: 1px solid rgba(52, 152, 219, 0.3);
}

.vip-badge.lifetime {
    background: rgba(243, 156, 18, 0.1);
    color: #f39c12;
    border: 1px solid rgba(243, 156, 18, 0.3);
}

.vip-badge.none {
    background: rgba(107, 114, 128, 0.1);
    color: #9ca3af;
    border: 1px solid rgba(107, 114, 128, 0.3);
}


/* ==================== 会话管理卡片样式 ==================== */
.sessions-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.session-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.session-card:hover {
    background: var(--glass-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.session-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.session-status-badge {
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.session-status-badge.active {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.session-status-badge.expired {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.session-status-badge.kicked {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.session-card-body {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.session-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.session-info-label {
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.session-info-value {
    color: var(--text-main);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.session-info-value code {
    background: rgba(99, 102, 241, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-family: 'JetBrains Mono', monospace;
}

.session-card-footer {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-time-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.session-actions {
    display: flex;
    gap: 0.5rem;
}

/* ==================== 设备管理卡片样式 ==================== */
.devices-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.device-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.device-card:hover {
    background: var(--glass-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.device-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.device-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-glow) 100%);
}

.device-header-info {
    flex: 1;
    margin-left: 1rem;
}

.device-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.device-type-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.device-type-badge.desktop {
    background: rgba(99, 102, 241, 0.15);
    color: #6366f1;
}

.device-type-badge.mobile {
    background: rgba(236, 72, 153, 0.15);
    color: #ec4899;
}

.device-type-badge.container {
    background: rgba(34, 211, 238, 0.15);
    color: #22d3ee;
}

.device-card-body {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.device-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.device-info-label {
    color: var(--text-muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.device-info-value {
    color: var(--text-main);
    font-weight: 500;
    text-align: right;
    max-width: 60%;
    word-break: break-word;
}

.device-info-value code {
    background: rgba(99, 102, 241, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-family: 'JetBrains Mono', monospace;
}

.vip-badge-inline {
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.vip-badge-inline.permanent {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #000;
}

.vip-badge-inline.month {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: #fff;
}

.device-card-footer {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.device-actions {
    display: flex;
    gap: 0.5rem;
}

/* ==================== 空状态卡片 ==================== */
.empty-state-card {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: var(--glass);
    border: 1px dashed var(--glass-border);
    border-radius: 16px;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1200px) {
    .sessions-container,
    .devices-container {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
}

@media (max-width: 768px) {
    .sessions-container,
    .devices-container {
        grid-template-columns: 1fr;
    }
    
    .session-card,
    .device-card {
        padding: 1.25rem;
    }
    
    .session-info-row,
    .device-info-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .device-info-value {
        max-width: 100%;
        text-align: left;
    }
}


/* ==================== 折叠式会话卡片样式 ==================== */
.session-compact-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

.session-compact-card:hover {
    background: var(--glass-hover);
    border-color: var(--glass-border-hover);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.session-compact-card.expanded {
    border-color: var(--primary);
}

.session-compact-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    cursor: pointer;
    user-select: none;
}

.session-compact-header:hover {
    background: rgba(99, 102, 241, 0.05);
}

.session-compact-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
}

.session-compact-status {
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
}

.session-compact-status.active {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
}

.session-compact-status.expired {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.session-compact-status.kicked {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.session-compact-status.terminated {
    background: rgba(107, 114, 128, 0.15);
    color: #6b7280;
}

.session-compact-device {
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.session-compact-device i {
    color: var(--text-muted);
}

.session-compact-time {
    color: var(--text-muted);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.session-compact-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-compact {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
}

.btn-compact-danger {
    color: #ef4444;
}

.btn-compact-danger:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

.btn-compact-expand {
    color: var(--text-muted);
    padding: 0.5rem;
}

.btn-compact-expand:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.session-compact-details {
    padding: 0 1.25rem 1.25rem 1.25rem;
    border-top: 1px solid var(--glass-border);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.session-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.session-detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.session-detail-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.session-detail-label i {
    width: 16px;
    text-align: center;
}

.session-detail-value {
    color: var(--text-main);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    word-break: break-all;
}

.session-detail-value code {
    background: rgba(99, 102, 241, 0.1);
    padding: 0.375rem 0.625rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-family: 'JetBrains Mono', 'Consolas', monospace;
    flex: 1;
}

.btn-icon-small {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    transition: var(--transition);
    font-size: 0.875rem;
}

.btn-icon-small:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .session-compact-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .session-compact-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .session-compact-right {
        justify-content: flex-end;
    }
    
    .session-detail-grid {
        grid-template-columns: 1fr;
    }
}