/*
 * Link3rs Backstage - Design System v3
 * Dark theme with glassmorphism inspired by Apple/Notion
 */

/* ============================================
   ROOT VARIABLES
   ============================================ */

:root {
    /* Background colors */
    --bg-primary: #050505;
    --bg-panel: rgba(12, 12, 12, 0.85);
    --bg-panel-solid: #0c0c0c;
    --bg-sidebar: #000000;

    /* Gray scale */
    --gray-950: #0a0a0a;
    --gray-900: #111111;
    --gray-800: #1a1a1a;
    --gray-700: #2a2a2a;
    --gray-600: #3a3a3a;
    --gray-500: #555555;
    --gray-400: #777777;
    --gray-300: #999999;
    --gray-200: #bbbbbb;
    --gray-100: #dddddd;
    --white: #ffffff;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --border-active: rgba(255, 255, 255, 0.2);

    /* Functional colors */
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    --streaming: #3b82f6;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display', system-ui, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
    
    /* Sizing */
    --sidebar-width: 240px;
    --header-height: 64px;
    --border-radius: 12px;
    --border-radius-lg: 24px;
    --border-radius-sm: 8px;
    
    /* Transitions */
    --transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    --transition-fast: all 0.2s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--gray-300);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================
   LIGHT RAYS BACKGROUND
   ============================================ */

.rays-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.ray {
    position: absolute;
    top: -20%;
    transform-origin: top center;
    background: linear-gradient(
        to bottom,
        rgba(220, 220, 220, 0.4) 0%,
        rgba(200, 200, 200, 0.25) 20%,
        rgba(180, 180, 180, 0.15) 40%,
        rgba(150, 150, 150, 0.08) 60%,
        rgba(120, 120, 120, 0.02) 80%,
        transparent 100%
    );
    filter: blur(8px);
    pointer-events: none;
}

.ray-1 { left: 70%; width: 120px; height: 140%; transform: rotate(-25deg); animation: sway1 8s ease-in-out infinite, pulse1 6s ease-in-out infinite; opacity: 0.9; }
.ray-2 { left: 73%; width: 180px; height: 150%; transform: rotate(-15deg); animation: sway2 10s ease-in-out infinite, pulse2 7s ease-in-out infinite; opacity: 0.85; }
.ray-3 { left: 76%; width: 100px; height: 130%; transform: rotate(-5deg); animation: sway3 9s ease-in-out infinite, pulse3 8s ease-in-out infinite; opacity: 0.8; }
.ray-4 { left: 74%; width: 200px; height: 145%; transform: rotate(5deg); animation: sway4 11s ease-in-out infinite, pulse4 9s ease-in-out infinite; opacity: 0.9; }
.ray-5 { left: 72%; width: 90px; height: 125%; transform: rotate(15deg); animation: sway5 7s ease-in-out infinite, pulse5 6.5s ease-in-out infinite; opacity: 0.75; }
.ray-6 { left: 78%; width: 150px; height: 155%; transform: rotate(25deg); animation: sway6 12s ease-in-out infinite, pulse6 8.5s ease-in-out infinite; opacity: 0.85; }

.ray-bg-1 { left: 65%; width: 300px; height: 160%; transform: rotate(-20deg); animation: swayBg1 14s ease-in-out infinite; opacity: 0.4; filter: blur(25px); background: linear-gradient(to bottom, rgba(200, 200, 200, 0.2) 0%, rgba(180, 180, 180, 0.12) 30%, rgba(150, 150, 150, 0.05) 60%, transparent 100%); }
.ray-bg-2 { left: 72%; width: 350px; height: 165%; transform: rotate(10deg); animation: swayBg2 16s ease-in-out infinite; opacity: 0.35; filter: blur(30px); background: linear-gradient(to bottom, rgba(200, 200, 200, 0.18) 0%, rgba(180, 180, 180, 0.1) 30%, rgba(150, 150, 150, 0.04) 60%, transparent 100%); }

@keyframes sway1 { 0%, 100% { transform: rotate(-25deg) translateX(0); } 50% { transform: rotate(-23deg) translateX(10px); } }
@keyframes sway2 { 0%, 100% { transform: rotate(-15deg) translateX(0); } 50% { transform: rotate(-12deg) translateX(-15px); } }
@keyframes sway3 { 0%, 100% { transform: rotate(-5deg) translateX(0); } 50% { transform: rotate(-3deg) translateX(8px); } }
@keyframes sway4 { 0%, 100% { transform: rotate(5deg) translateX(0); } 50% { transform: rotate(8deg) translateX(-12px); } }
@keyframes sway5 { 0%, 100% { transform: rotate(15deg) translateX(0); } 50% { transform: rotate(18deg) translateX(10px); } }
@keyframes sway6 { 0%, 100% { transform: rotate(25deg) translateX(0); } 50% { transform: rotate(22deg) translateX(-8px); } }
@keyframes swayBg1 { 0%, 100% { transform: rotate(-20deg) translateX(0); } 50% { transform: rotate(-17deg) translateX(20px); } }
@keyframes swayBg2 { 0%, 100% { transform: rotate(10deg) translateX(0); } 50% { transform: rotate(13deg) translateX(-25px); } }
@keyframes pulse1 { 0%, 100% { opacity: 0.9; } 50% { opacity: 0.7; } }
@keyframes pulse2 { 0%, 100% { opacity: 0.85; } 50% { opacity: 0.65; } }
@keyframes pulse3 { 0%, 100% { opacity: 0.8; } 50% { opacity: 0.6; } }
@keyframes pulse4 { 0%, 100% { opacity: 0.9; } 50% { opacity: 0.75; } }
@keyframes pulse5 { 0%, 100% { opacity: 0.75; } 50% { opacity: 0.55; } }
@keyframes pulse6 { 0%, 100% { opacity: 0.85; } 50% { opacity: 0.7; } }

.light-source {
    position: fixed;
    top: -15%;
    left: 75%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse at center, rgba(230, 230, 230, 0.25) 0%, rgba(200, 200, 200, 0.15) 30%, rgba(180, 180, 180, 0.08) 50%, rgba(150, 150, 150, 0.03) 70%, transparent 100%);
    filter: blur(40px);
    pointer-events: none;
    animation: glowPulse 10s ease-in-out infinite;
    z-index: 0;
}

@keyframes glowPulse { 0%, 100% { opacity: 1; transform: translateX(-50%) scale(1); } 50% { opacity: 0.85; transform: translateX(-50%) scale(1.05); } }

.atmosphere {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: radial-gradient(ellipse 100% 80% at 75% 0%, rgba(200, 200, 200, 0.06) 0%, transparent 60%);
    z-index: 0;
}

.vignette {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: radial-gradient(ellipse at center, transparent 50%, rgba(5, 5, 5, 0.5) 100%);
    z-index: 0;
}

/* ============================================
   LAYOUT
   ============================================ */

.app-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* ============================================
   SIDEBAR
   ============================================ */

.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 20px 16px;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.sidebar-logo {
    display: block;
    height: 28px;
}

.sidebar-logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
}
.sidebar-logo .logo-light {
    display: none;
}
[data-theme="light"] .sidebar-logo .logo-dark {
    display: none;
}
[data-theme="light"] .sidebar-logo .logo-light {
    display: block;
    height: 100%;
    width: auto;
    object-fit: contain;
}

.sidebar-nav {
    flex: 1;
    min-height: 0;
    padding: 12px 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

[data-theme="light"] .sidebar-nav {
    scrollbar-color: rgba(0, 0, 0, 0.15) transparent;
}

[data-theme="light"] .sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: var(--gray-400);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    flex-shrink: 0;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--gray-200);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.nav-item svg {
    width: 20px;
    height: 20px;
    opacity: 0.7;
}

.nav-divider {
    height: 1px;
    background: var(--border-subtle);
    margin: 8px 12px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border-subtle);
    flex-shrink: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--white);
}

.user-email {
    font-size: 12px;
    color: var(--gray-500);
}

/* Organization info in sidebar footer */
.org-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}
.org-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    color: var(--white);
    flex-shrink: 0;
    overflow: hidden;
}
.org-name {
    font-size: 10px;
    font-weight: 500;
    color: var(--gray-400);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 140px;
}
.footer-divider {
    display: none;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    position: relative;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 24px 32px 16px 32px;
    border: none;
    background: transparent;
    backdrop-filter: none;
}

.page-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--white);
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 4px;
    margin-bottom: 8px;
}

.page-content {
    padding: 8px 32px 32px 32px;
}

/* ============================================
   CARDS / PANELS
   ============================================ */

.card {
    background: var(--bg-panel);
    backdrop-filter: blur(40px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    position: relative;
    box-shadow: 
        0 0 0 1px rgba(255, 255, 255, 0.03) inset,
        0 24px 80px rgba(0, 0, 0, 0.5),
        0 8px 32px rgba(0, 0, 0, 0.3);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.12) 20%, rgba(255, 255, 255, 0.12) 80%, transparent 100%);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    letter-spacing: -0.01em;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--white);
    color: var(--gray-950);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--gray-300);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-400);
    padding: 8px 12px;
}

.btn-ghost:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.06);
    color: var(--gray-200);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.25);
}

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

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-icon {
    padding: 10px;
    width: 40px;
    height: 40px;
}

/* ============================================
   FORM ELEMENTS
   ============================================ */

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    font-size: 14px;
    font-family: inherit;
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-600);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-active);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23777777' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.form-select option {
    background: var(--gray-900);
    color: var(--white);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    color: var(--gray-300);
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--white);
    cursor: pointer;
}

/* ============================================
   TABS
   ============================================ */

.tabs {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: rgba(18, 18, 20, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-sm);
    margin-bottom: 24px;
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
}

.tab {
    flex: 1;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-400);
    background: transparent;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab:hover {
    color: var(--gray-200);
    background: rgba(255, 255, 255, 0.04);
}

.tab.active {
    background: rgba(255, 255, 255, 0.14);
    color: var(--white);
    font-weight: 600;
}

[data-theme="light"] .tabs {
    background: rgba(245, 245, 248, 0.85);
    border-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .tab { color: #555; }
[data-theme="light"] .tab:hover { color: #111; background: rgba(0, 0, 0, 0.04); }
[data-theme="light"] .tab.active { background: #ffffff; color: #111; box-shadow: 0 1px 2px rgba(0,0,0,0.06); }

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeUp 0.3s ease;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   EVENT GRID
   ============================================ */

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.event-card {
    background: var(--bg-panel);
    backdrop-filter: blur(40px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.event-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.1) 50%, transparent 100%);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.event-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.event-code {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--gray-500);
    background: rgba(255, 255, 255, 0.06);
    padding: 4px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
}

.event-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin: 12px 0 8px;
    letter-spacing: -0.02em;
}

.event-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--gray-500);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.status-dot.active {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-dot.inactive {
    background: var(--gray-600);
}

/* ============================================
   CHANNELS
   ============================================ */

.channels-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.channel-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    transition: var(--transition-fast);
}

.channel-card:hover {
    border-color: var(--border-hover);
    background: rgba(255, 255, 255, 0.06);
}

.channel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.channel-name {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--white);
}

.channel-flag {
    font-size: 20px;
    line-height: 1;
}

.channel-badge {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-950);
    background: var(--white);
    padding: 3px 8px;
    border-radius: 4px;
}

.channel-info {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.channel-actions {
    display: flex;
    gap: 8px;
}

/* ============================================
   TERMINAL
   ============================================ */

.terminal {
    background: var(--gray-950);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid var(--border-subtle);
}

.terminal-title {
    font-size: 12px;
    font-weight: 500;
    color: var(--gray-400);
}

.terminal-body {
    padding: 16px;
    max-height: 400px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
}

.log-line {
    display: flex;
    gap: 12px;
    margin-bottom: 4px;
}

.log-time {
    color: var(--gray-600);
    min-width: 70px;
}

.log-level {
    font-weight: 500;
    min-width: 50px;
}

.log-level.info { color: var(--info); }
.log-level.success { color: var(--success); }
.log-level.warning { color: var(--warning); }
.log-level.error { color: var(--error); }

.log-message {
    color: var(--gray-300);
    flex: 1;
}

/* ============================================
   MODAL
   ============================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 24px;
}

.modal-overlay.hidden {
    display: none;
}

.modal {
    background: var(--bg-panel);
    backdrop-filter: blur(40px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.12) 20%, rgba(255, 255, 255, 0.12) 80%, transparent 100%);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--gray-500);
    font-size: 18px;
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-subtle);
}

/* ============================================
   SHARE
   ============================================ */

.share-link {
    display: flex;
    gap: 8px;
}

.share-link input {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 13px;
}

.qr-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px;
    background: var(--white);
    border-radius: var(--border-radius);
    width: fit-content;
}

.qr-container canvas {
    border-radius: 8px;
}

/* ============================================
   STATS
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: 20px;
    text-align: center;
}

.stat-label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 28px;
    font-weight: 600;
    color: var(--white);
    letter-spacing: -0.02em;
}

/* ============================================
   DANGER ZONE
   ============================================ */

.danger-zone {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 24px;
}

.danger-zone-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--error);
    margin-bottom: 8px;
}

.danger-zone-text {
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 16px;
}

/* ============================================
   SPEAKER PAGE
   ============================================ */

.speaker-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--gray-950);
}

.speaker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 32px;
    border-bottom: 1px solid var(--border-subtle);
}

.speaker-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
}

.speaker-content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 24px;
    padding: 32px;
}

.speaker-main {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.speaker-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Waveform */
.waveform-container {
    background: var(--gray-900);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.waveform-canvas {
    width: 100%;
    height: 200px;
    background: transparent;
}

.waveform-status {
    margin-top: 16px;
    font-size: 14px;
    color: var(--gray-500);
}

.waveform-status.active {
    color: var(--success);
}

/* Device selector */
.device-selector {
    background: var(--gray-900);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: 20px;
}

.device-selector h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

/* ============================================
   AUTH PAGES
   ============================================ */

.auth-layout {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
    z-index: 1;
}

.auth-card {
    width: 100%;
    max-width: 400px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header img {
    height: 32px;
    margin-bottom: 24px;
}

.auth-header h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.auth-header p {
    font-size: 14px;
    color: var(--gray-500);
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--gray-500);
}

.auth-footer a {
    color: var(--white);
    text-decoration: none;
}

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

/* ============================================
   LOADING & SPINNER
   ============================================ */

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============================================
   EMPTY STATE
   ============================================ */

.empty-state {
    text-align: center;
    padding: 48px 24px;
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.empty-state-text {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 24px;
}

/* ============================================
   UTILITIES
   ============================================ */

.text-muted { color: var(--gray-500); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--error); }
.text-white { color: var(--white); }
.text-center { text-align: center; }
.text-right { text-align: right; }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }

.hidden { display: none !important; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }
.gap-4 { gap: 24px; }

/* ============================================
   ERROR PAGE
   ============================================ */

.error-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
}

.error-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.error-title {
    font-size: 32px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.error-text {
    font-size: 16px;
    color: var(--gray-500);
    max-width: 400px;
    margin-bottom: 32px;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .speaker-content {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   MOBILE HAMBURGER + DRAWER (always rendered, only visible on mobile)
   ============================================ */
.mobile-hamburger {
    display: none;
    position: fixed;
    top: calc(14px + env(safe-area-inset-top, 0px));
    right: calc(14px + env(safe-area-inset-right, 0px));
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: rgba(20, 20, 22, 0.72);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    color: var(--white);
    cursor: pointer;
    z-index: 310;
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    -webkit-tap-highlight-color: transparent;
    transition: background 0.18s ease, transform 0.18s ease;
}
.mobile-hamburger svg { width: 22px; height: 22px; stroke-width: 1.75; }
.mobile-hamburger:hover { background: rgba(40, 40, 44, 0.8); }
.mobile-hamburger:active { transform: scale(0.96); }
[data-theme="light"] .mobile-hamburger {
    background: rgba(255, 255, 255, 0.78);
    border-color: rgba(0, 0, 0, 0.08);
    color: #111;
}

.mobile-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 280;
    opacity: 0;
    transition: opacity 0.22s ease;
}
.mobile-backdrop.open {
    display: block;
    opacity: 1;
}

/* ============================================
   MOBILE RESPONSIVE (<= 768px)
   ============================================ */
@media (max-width: 768px) {
    :root {
        --sidebar-width: 0px;
    }

    /* Show hamburger on mobile */
    .mobile-hamburger { display: inline-flex; }

    /* IMPORTANT: break .app-layout's stacking context so the drawer
       (z-index 300) can sit above body-level backdrop (z-index 280). */
    .app-layout { z-index: auto; }

    /* Sidebar → right-side drawer */
    .sidebar {
        position: fixed;
        top: 0;
        right: 0;
        left: auto;
        width: min(320px, 85vw);
        height: 100dvh;
        border-right: none;
        border-left: 1px solid var(--border-subtle);
        box-shadow: -16px 0 40px rgba(0, 0, 0, 0.5);
        transform: translateX(100%);
        transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
        z-index: 300;
        /* make sure nothing behind bleeds through */
        background: var(--bg-sidebar);
        isolation: isolate;
        /* iPhone notch / home indicator safe area */
        padding-top: env(safe-area-inset-top, 0px);
        padding-bottom: env(safe-area-inset-bottom, 0px);
    }
    .sidebar.open { transform: translateX(0); }

    .main-content {
        margin-left: 0;
        width: 100%;
    }

    /* Page header — Swiss/Apple proportions: generous top breathing room, fluid title */
    .page-header {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        /* Generous top padding (with iPhone notch support) */
        padding: calc(72px + env(safe-area-inset-top, 0px)) 16px 16px 16px;
    }
    /* Make the inner title block a flex-column so all siblings
       (back-link, title, subtitle, event-code) share the same rhythm */
    .page-header > div:first-child {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        width: 100%;
    }
    .page-title,
    .page-subtitle {
        max-width: 100%;
        margin: 0;  /* reset — gap handles spacing */
    }
    .page-title {
        font-size: clamp(22px, 5.8vw, 28px);
        font-weight: 600;
        line-height: 1.15;
        letter-spacing: -0.022em;
        word-break: break-word;
        overflow-wrap: break-word;
        hyphens: auto;
    }
    .page-subtitle {
        font-size: 14px;
        line-height: 1.4;
        letter-spacing: -0.003em;
    }
    /* Back-links inside page-header: bigger tap target, consistent rhythm */
    .page-header .text-muted,
    .page-header .back-btn {
        font-size: 15px !important;
        display: inline-flex !important;
        align-items: center;
        gap: 8px;
        padding: 6px 0;
        min-height: 36px;
        margin: 0;
    }
    /* Extra breathing room between back-link and title */
    .page-header .text-muted + .page-title,
    .page-header .back-btn + .page-title {
        margin-top: 4px;
    }
    .page-header > div:last-child,
    .page-header > .header-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        width: 100%;
        padding-right: 0;
    }

    .page-content {
        padding: 12px 16px 24px 16px;
    }

    /* If the page has NO .page-header (e.g. direct page-content), still reserve top space for the hamburger */
    main.main-content > .page-content:first-child {
        padding-top: calc(72px + env(safe-area-inset-top, 0px));
    }

    /* One-column grids for common layouts */
    .events-grid,
    .stats-strip,
    .ms-events-grid,
    .device-grid,
    .courses-grid-new,
    .channel-grid,
    .orgs-grid,
    .stats-grid,
    .video-urls-grid {
        grid-template-columns: 1fr !important;
    }

    /* Touch-friendly buttons */
    .btn {
        min-height: 44px;
        padding: 12px 18px;
        font-size: 15px;
    }
    .btn-sm { min-height: 38px; padding: 8px 14px; }

    /* Inputs: 16px to prevent iOS zoom-on-focus */
    .form-input,
    .form-select,
    .form-textarea {
        font-size: 16px;
        padding: 13px 14px;
        min-height: 44px;
    }

    /* Modals */
    .modal {
        width: 92vw !important;
        max-width: 92vw !important;
        margin: 12px;
        max-height: 90dvh;
        overflow-y: auto;
    }
    .modal-body { padding: 16px; }
    .modal-footer { padding: 14px 16px; flex-wrap: wrap; }

    /* Tables → horizontal scroll */
    .users-table,
    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Compact spacing in cards */
    .card { padding: 16px; }

    /* Tabs: scroll horizontally if they overflow */
    .tabs,
    .nav-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        flex-wrap: nowrap !important;
    }
    .tabs .tab,
    .nav-tabs .tab {
        flex: 0 0 auto;
        min-height: 40px;
        white-space: nowrap;
    }

    /* Channel cards: actions wrap, info stacks */
    .channel-header { flex-wrap: wrap; gap: 8px; }
    .channel-info { flex-wrap: wrap; gap: 8px 12px; }
    .channel-actions { flex-wrap: wrap; }

    /* Danger zone modal confirmations */
    .danger-zone { padding: 16px; }
    .danger-zone-title { font-size: 1rem; }

    /* Auth layout (login/signup/pending-approval) */
    .auth-layout { padding: 16px; }
    .auth-card { max-width: 100%; padding: 24px 20px; }
    .auth-header { margin-bottom: 24px; }
    .auth-header img { height: 28px; margin-bottom: 20px; }
    .auth-header h1 { font-size: 20px; }
}

/* Even smaller: phones */
@media (max-width: 420px) {
    .page-header { padding: calc(68px + env(safe-area-inset-top, 0px)) 16px 14px 16px; }
    .page-title { letter-spacing: -0.025em; }
    .page-subtitle { font-size: 13px; }
    .page-content { padding: 10px 14px 20px 14px; }
    .card { padding: 14px; }
    .btn { font-size: 14px; }
}

/* ============================================
   ADMIN PAGE
   ============================================ */

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

.users-table th,
.users-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.users-table th {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-500);
}

.users-table td {
    font-size: 14px;
    color: var(--gray-300);
}

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

.badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    border-radius: 4px;
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info);
}

/* ============================================
   FLAG EMOJIS FOR LANGUAGES
   ============================================ */

.flag-en::before { content: "🇬🇧"; }
.flag-es::before { content: "🇪🇸"; }
.flag-fr::before { content: "🇫🇷"; }
.flag-de::before { content: "🇩🇪"; }
.flag-it::before { content: "🇮🇹"; }
.flag-pt::before { content: "🇧🇷"; }
.flag-zh::before { content: "🇨🇳"; }
.flag-ja::before { content: "🇯🇵"; }
.flag-ko::before { content: "🇰🇷"; }
.flag-ru::before { content: "🇷🇺"; }
.flag-ar::before { content: "🇸🇦"; }
.flag-hi::before { content: "🇮🇳"; }
.flag-nl::before { content: "🇳🇱"; }
.flag-pl::before { content: "🇵🇱"; }
.flag-ca::before { content: "🏳️"; }
.flag-any::before { content: "🌐"; }

/* ============================================
   STREAMING STATUS DOT
   ============================================ */

.status-dot.streaming {
    background: var(--info);
    box-shadow: 0 0 8px var(--info);
    animation: streamPulse 1.5s ease-in-out infinite;
}

@keyframes streamPulse {
    0%, 100% { box-shadow: 0 0 8px var(--info); }
    50% { box-shadow: 0 0 16px var(--info), 0 0 24px rgba(59, 130, 246, 0.3); }
}

/* ============================================
   EVENT TYPE BADGES
   ============================================ */

.event-type-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 4px;
    margin-left: 8px;
}

.event-type-badge.speech {
    background: rgba(168, 85, 247, 0.15);
    color: #a855f7;
}

.event-type-badge.subtitles {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

/* ============================================
   DIVINITY NAV SECTION
   ============================================ */

.nav-section-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-600);
    padding: 8px 12px 4px;
    margin-top: 4px;
}

/* ============================================
   TOGGLE SWITCH
   ============================================ */

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gray-700);
    border-radius: 24px;
    transition: var(--transition-fast);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--white);
    border-radius: 50%;
    transition: var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--success);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
}

/* ============================================
   LIGHT THEME
   ============================================ */

/* ============================================
   LIGHT MODE — comprehensive overrides
   ============================================ */
[data-theme="light"] {
    --bg-primary: #f5f5f7;
    --bg-panel: rgba(255, 255, 255, 0.92);
    --bg-panel-solid: #ffffff;
    --bg-sidebar: #f8f8fa;
    --gray-950: #f5f5f5;
    --gray-900: #eeeeee;
    --gray-800: #e0e0e0;
    --gray-700: #cccccc;
    --gray-600: #999999;
    --gray-500: #777777;
    --gray-400: #555555;
    --gray-300: #333333;
    --gray-200: #222222;
    --gray-100: #111111;
    --white: #111111;
    --border-subtle: rgba(0, 0, 0, 0.1);
    --border-hover: rgba(0, 0, 0, 0.18);
    --border-active: rgba(0, 0, 0, 0.25);
}

[data-theme="light"] body {
    color: #333333;
}

/* Hide dark-mode decorative backgrounds */
[data-theme="light"] .rays-container,
[data-theme="light"] .light-source,
[data-theme="light"] .atmosphere,
[data-theme="light"] .vignette {
    display: none;
}

/* ── Page Header ─────────────────────────────── */
[data-theme="light"] .page-header {
    background: transparent;
    backdrop-filter: none;
    border: none;
}

[data-theme="light"] .page-title {
    color: #111111;
}

[data-theme="light"] .page-subtitle {
    color: #777777;
}

/* ── Sidebar ─────────────────────────────────── */
[data-theme="light"] .sidebar {
    background: var(--bg-sidebar);
    border-right: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .sidebar-header {
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .sidebar-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav-item {
    color: #555555;
}

[data-theme="light"] .nav-item:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #333333;
}

[data-theme="light"] .nav-item.active {
    background: rgba(0, 0, 0, 0.08);
    color: #111111;
}

[data-theme="light"] .nav-item svg {
    opacity: 0.6;
}

[data-theme="light"] .nav-divider {
    background: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .org-avatar {
    background: #e8e8ec;
    color: #333333;
}
[data-theme="light"] .org-name {
    color: #222222;
}
[data-theme="light"] .footer-divider {
    background: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .user-avatar {
    background: #e8e8ec;
    color: #333333;
}

[data-theme="light"] .user-info .user-name {
    color: #222222;
}

[data-theme="light"] .user-info .user-email {
    color: #888888;
}

/* ── Cards / Panels ──────────────────────────── */
[data-theme="light"] .card {
    background: var(--bg-panel);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.04),
        0 4px 16px rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .card::before,
[data-theme="light"] .event-card::before,
[data-theme="light"] .modal::before {
    background: none;
}

[data-theme="light"] .event-card {
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.04),
        0 4px 16px rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .event-card:hover {
    border-color: rgba(0, 0, 0, 0.14);
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.06),
        0 8px 32px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .event-code {
    background: rgba(0, 0, 0, 0.05);
    color: #555555;
}

[data-theme="light"] .channel-card {
    background: rgba(0, 0, 0, 0.02);
    border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .channel-card:hover {
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .channel-badge {
    color: #ffffff;
    background: #333333;
}

[data-theme="light"] .stat-card {
    background: rgba(0, 0, 0, 0.02);
    border-color: rgba(0, 0, 0, 0.06);
}

/* ── Buttons ─────────────────────────────────── */
[data-theme="light"] .btn-primary {
    background: #111111;
    color: #ffffff;
}

[data-theme="light"] .btn-primary:hover:not(:disabled) {
    background: #222222;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .btn-secondary {
    background: rgba(0, 0, 0, 0.05);
    color: #444444;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .btn-secondary:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .btn-ghost {
    color: #555555;
}

[data-theme="light"] .btn-ghost:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.05);
    color: #333333;
}

/* ── Tabs ────────────────────────────────────── */
[data-theme="light"] .tabs {
    background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .tab {
    color: #777777;
}

[data-theme="light"] .tab:hover {
    color: #444444;
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .tab.active {
    color: #111111;
    background: rgba(0, 0, 0, 0.06);
    border-bottom-color: #111111;
}

/* ── Forms ────────────────────────────────────── */
[data-theme="light"] .form-input,
[data-theme="light"] .form-select,
[data-theme="light"] .form-textarea {
    background: rgba(0, 0, 0, 0.03);
    color: #222222;
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .form-input::placeholder,
[data-theme="light"] .form-textarea::placeholder {
    color: #aaaaaa;
}

[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus,
[data-theme="light"] .form-textarea:focus {
    border-color: rgba(0, 0, 0, 0.25);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
    background: #ffffff;
}

[data-theme="light"] .form-select option {
    background: #ffffff;
    color: #222222;
}

[data-theme="light"] .form-label {
    color: #444444;
}

[data-theme="light"] .form-group .text-muted,
[data-theme="light"] .text-muted {
    color: #888888;
}

/* ── Modals ───────────────────────────────────── */
[data-theme="light"] .modal-overlay {
    background: rgba(0, 0, 0, 0.2);
}

[data-theme="light"] .modal {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 16px 64px rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .modal-header {
    border-bottom-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .modal-title {
    color: #111111;
}

[data-theme="light"] .modal-close {
    color: #777777;
}

[data-theme="light"] .modal-close:hover {
    background: rgba(0, 0, 0, 0.06);
    color: #333333;
}

/* ── Badges / Status ─────────────────────────── */
[data-theme="light"] .badge {
    background: rgba(0, 0, 0, 0.06);
    color: #555555;
}

[data-theme="light"] .badge-success { background: rgba(34, 197, 94, 0.1); color: #16a34a; }
[data-theme="light"] .badge-warning { background: rgba(245, 158, 11, 0.1); color: #d97706; }
[data-theme="light"] .badge-error   { background: rgba(239, 68, 68, 0.1); color: #dc2626; }
[data-theme="light"] .badge-info    { background: rgba(59, 130, 246, 0.1); color: #2563eb; }

/* ── Terminal ─────────────────────────────────── */
[data-theme="light"] .terminal {
    background: #fafafa;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .terminal-header {
    background: rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

/* ── Tables ───────────────────────────────────── */
[data-theme="light"] .table th {
    background: rgba(0, 0, 0, 0.03);
    color: #555555;
}

[data-theme="light"] .table td {
    border-color: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .table tr:hover {
    background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .users-table tr:hover {
    background: rgba(0, 0, 0, 0.02);
}

/* ── Toggle switch ────────────────────────────── */
[data-theme="light"] .toggle-slider {
    background: #cccccc;
}

/* ── Tooltips ─────────────────────────────────── */
[data-theme="light"] .tooltip {
    background: #333333;
    color: #ffffff;
}

/* ── QR Container ─────────────────────────────── */
[data-theme="light"] .qr-container {
    background: #f5f5f5;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

/* ── Scrollbar ────────────────────────────────── */
[data-theme="light"] ::-webkit-scrollbar-track {
    background: transparent;
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.12);
    border-radius: 4px;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.2);
}

/* ── Empty State ──────────────────────────────── */
[data-theme="light"] .empty-state {
    color: #888888;
}

[data-theme="light"] .empty-state-icon {
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .empty-state-title {
    color: #444444;
}

/* ── Loading spinner ──────────────────────────── */
[data-theme="light"] .spinner {
    border-color: rgba(0, 0, 0, 0.1);
    border-top-color: #333333;
}

/* ── Tags / Vocab ─────────────────────────────── */
[data-theme="light"] .tag {
    background: rgba(0, 0, 0, 0.05);
    color: #555555;
}

[data-theme="light"] .tag:hover {
    background: rgba(0, 0, 0, 0.08);
}

/* ── Agenda / Schedule ────────────────────────── */
[data-theme="light"] .schedule-item,
[data-theme="light"] .agenda-item {
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .calendar-nav-btn {
    color: #555555;
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .calendar-nav-btn:hover {
    background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .calendar-today-btn {
    color: #555555;
}

[data-theme="light"] .day-header {
    color: #777777;
}

[data-theme="light"] .day-cell {
    border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .day-cell:hover {
    background: rgba(0, 0, 0, 0.02);
}

/* ── Conditionals ─────────────────────────────── */
[data-theme="light"] .conditional-rule {
    background: rgba(0, 0, 0, 0.02);
}

/* ── Account page ─────────────────────────────── */
[data-theme="light"] .account-section {
    border-color: rgba(0, 0, 0, 0.06);
}

/* ── Admin page ───────────────────────────────── */
[data-theme="light"] .admin-card {
    background: var(--bg-panel);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

/* ── Links ────────────────────────────────────── */
[data-theme="light"] a.text-muted {
    color: #666666;
}

[data-theme="light"] a.text-muted:hover {
    color: #333333;
}

/* ============================================
   VOCABULARY SECTION
   ============================================ */

.vocab-section {
    margin-bottom: 24px;
}

.vocab-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.vocab-section-desc {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.vocab-textarea {
    width: 100%;
    min-height: 120px;
    padding: 12px 16px;
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-sm);
    resize: vertical;
    transition: var(--transition-fast);
}

.vocab-textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-active);
}

.vocab-char-count {
    font-size: 12px;
    color: var(--gray-600);
    text-align: right;
    margin-top: 4px;
}

.translation-term-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 8px;
    margin-bottom: 8px;
    align-items: center;
}

.translation-term-row .form-input {
    padding: 10px 12px;
    font-size: 13px;
}

/* ============================================
   CONDITIONAL RULES
   ============================================ */

.conditional-rule {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-sm);
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.conditional-rule .form-select {
    width: auto;
    min-width: 120px;
    padding: 8px 36px 8px 12px;
    font-size: 13px;
}

.conditional-label {
    font-size: 13px;
    color: var(--gray-400);
    font-weight: 500;
}

/* ============================================
   AGENDA TIMELINE
   ============================================ */

.agenda-timeline {
    position: relative;
    padding-left: 24px;
}

.agenda-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-subtle);
}

.agenda-item {
    position: relative;
    padding: 16px 0 16px 24px;
    border-bottom: 1px solid var(--border-subtle);
}

.agenda-item::before {
    content: '';
    position: absolute;
    left: -29px;
    top: 22px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray-600);
    border: 2px solid var(--bg-primary);
}

.agenda-item.active::before {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.agenda-item.streaming::before {
    background: var(--info);
    box-shadow: 0 0 8px var(--info);
}

.agenda-time {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-500);
    margin-bottom: 4px;
}

.agenda-event-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--white);
}

.agenda-event-meta {
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 4px;
}

/* ============================================
   LEARN / COURSES
   ============================================ */

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.course-card {
    background: var(--bg-panel);
    backdrop-filter: blur(40px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.course-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.course-thumbnail {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, var(--gray-800), var(--gray-900));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.course-body {
    padding: 16px 20px;
}

.course-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.course-desc {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--gray-500);
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--gray-800);
    border-radius: 2px;
    margin-top: 12px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--success);
    border-radius: 2px;
    transition: width 0.3s ease;
}

/* ============================================
   ORGANIZATION CARDS
   ============================================ */

.org-card {
    background: var(--bg-panel);
    backdrop-filter: blur(40px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.org-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.org-handle {
    font-size: 13px;
    font-family: var(--font-mono);
    color: var(--info);
    margin-bottom: 4px;
}

.org-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.org-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--gray-500);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
#toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 10000;
    display: flex;
    flex-direction: column-reverse;
    gap: 8px;
    pointer-events: none;
}
.toast {
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--white);
    pointer-events: auto;
    animation: toast-in 0.25s ease-out;
    max-width: 380px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
    backdrop-filter: blur(12px);
}
.toast.toast-success {
    background: rgba(34, 197, 94, 0.9);
}
.toast.toast-error {
    background: rgba(239, 68, 68, 0.9);
}
.toast.toast-info {
    background: rgba(59, 130, 246, 0.9);
}
.toast.toast-out {
    animation: toast-out 0.2s ease-in forwards;
}
@keyframes toast-in {
    from { opacity: 0; transform: translateY(12px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toast-out {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to { opacity: 0; transform: translateY(8px) scale(0.95); }
}
[data-theme="light"] .toast { color: #fff; }