/* ===== Glassmorphism Design System — tgState ===== */

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

:root {
    /* Light Theme */
    --bg-body: #eff2f7;
    --bg-body-gradient: linear-gradient(135deg, #e0e7ff 0%, #eff2f7 40%, #fdf2f8 70%, #eff2f7 100%);
    --bg-surface: rgba(255, 255, 255, 0.65);
    --bg-surface-solid: #ffffff;
    --bg-surface-hover: rgba(255, 255, 255, 0.85);
    --glass-blur: 20px;
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px rgba(99, 102, 241, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    --glass-shadow-hover: 0 12px 40px rgba(99, 102, 241, 0.14), 0 4px 12px rgba(0, 0, 0, 0.06);

    --text-primary: #1e1b4b;
    --text-secondary: #4b5563;
    --text-tertiary: #9ca3af;
    --border-color: rgba(99, 102, 241, 0.12);
    --border-hover: rgba(99, 102, 241, 0.25);

    /* Primary: blue-purple gradient */
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: rgba(99, 102, 241, 0.1);
    --primary-text: #ffffff;
    --gradient-primary: linear-gradient(135deg, #6366f1, #8b5cf6);
    --gradient-primary-hover: linear-gradient(135deg, #4f46e5, #7c3aed);
    --gradient-accent: linear-gradient(135deg, #6366f1, #ec4899);

    --danger-color: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.08);
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.08);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(99, 102, 241, 0.1), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 16px 48px rgba(99, 102, 241, 0.15);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.25);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --header-height: 64px;
    --nav-width: 260px;
    --input-height: 44px;

    /* Orb decoration colors */
    --orb-1: rgba(99, 102, 241, 0.15);
    --orb-2: rgba(139, 92, 246, 0.12);
    --orb-3: rgba(236, 72, 153, 0.08);
}

[data-theme="dark"] {
    --bg-body: #0c0a1a;
    --bg-body-gradient: linear-gradient(135deg, #0c0a1a 0%, #1a1033 40%, #0f172a 70%, #0c0a1a 100%);
    --bg-surface: rgba(30, 27, 60, 0.6);
    --bg-surface-solid: #1a1730;
    --bg-surface-hover: rgba(40, 36, 75, 0.8);
    --glass-border: rgba(99, 102, 241, 0.15);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 2px 8px rgba(99, 102, 241, 0.05);
    --glass-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(99, 102, 241, 0.1);

    --text-primary: #e8e5f5;
    --text-secondary: #a5a0c8;
    --text-tertiary: #6b6590;
    --border-color: rgba(99, 102, 241, 0.15);
    --border-hover: rgba(99, 102, 241, 0.3);

    --primary-color: #818cf8;
    --primary-hover: #a5b4fc;
    --primary-light: rgba(129, 140, 248, 0.12);

    --danger-bg: rgba(239, 68, 68, 0.12);
    --success-bg: rgba(16, 185, 129, 0.12);

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 24px rgba(129, 140, 248, 0.2);

    --orb-1: rgba(99, 102, 241, 0.08);
    --orb-2: rgba(139, 92, 246, 0.06);
    --orb-3: rgba(236, 72, 153, 0.05);
}

@media (max-width: 768px) {
    :root { --nav-width: 0px; }
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; outline: none; -webkit-tap-highlight-color: transparent; }
html, body {
    margin: 0; padding: 0; width: 100%; overflow-x: hidden;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-body-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    transition: background 0.4s, color 0.3s;
}
a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* --- Background Orbs --- */
.bg-orbs { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.bg-orb {
    position: absolute; border-radius: 50%;
    filter: blur(80px);
    animation: orbFloat 20s ease-in-out infinite;
}
.bg-orb-1 { width: 500px; height: 500px; background: var(--orb-1); top: -10%; right: -5%; animation-delay: 0s; }
.bg-orb-2 { width: 400px; height: 400px; background: var(--orb-2); bottom: -5%; left: -5%; animation-delay: -7s; }
.bg-orb-3 { width: 350px; height: 350px; background: var(--orb-3); top: 40%; left: 50%; animation-delay: -14s; }
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* --- Layout --- */
.app-layout { display: flex; min-height: 100vh; width: 100%; position: relative; z-index: 1; }

.sidebar {
    width: var(--nav-width);
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-right: 1px solid var(--glass-border);
    position: fixed; height: 100vh;
    padding: 24px 16px;
    display: flex; flex-direction: column;
    z-index: 50; top: 0; left: 0;
    transition: all 0.3s ease;
    overflow-y: auto;
}

.main-content {
    flex: 1;
    margin-left: var(--nav-width);
    padding: 28px;
    max-width: 100%; min-width: 0; width: 100%;
    transition: margin-left 0.3s ease;
    animation: fadeInUp 0.4s ease;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.app-header {
    height: var(--header-height);
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    display: none; align-items: center; justify-content: space-between;
    padding: 0 16px; position: sticky; top: 0; z-index: 40; width: 100%;
}

/* --- Mobile --- */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%); width: 260px;
        box-shadow: var(--shadow-lg); visibility: hidden;
    }
    .sidebar.active { transform: translateX(0); visibility: visible; }
    .main-content {
        padding: 16px;
        padding-bottom: calc(70px + env(safe-area-inset-bottom) + 16px);
    }
    .app-header { display: flex; }
    .mobile-nav {
        position: fixed; bottom: 0; left: 0; right: 0;
        height: calc(64px + env(safe-area-inset-bottom));
        background: var(--bg-surface);
        backdrop-filter: blur(var(--glass-blur));
        -webkit-backdrop-filter: blur(var(--glass-blur));
        border-top: 1px solid var(--glass-border);
        display: flex; justify-content: space-around; align-items: flex-start;
        z-index: 100; padding-top: 10px; padding-bottom: env(safe-area-inset-bottom);
    }
    .mobile-nav-item {
        flex: 1; display: flex; flex-direction: column; align-items: center;
        justify-content: center; font-size: 10px; font-weight: 500;
        color: var(--text-tertiary); gap: 4px;
        transition: color 0.2s;
    }
    .mobile-nav-item.active { color: var(--primary-color); }
    .mobile-nav-item svg { width: 22px; height: 22px; }
    .table-responsive { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}
@media (min-width: 769px) {
    .mobile-nav { display: none; }
    .app-header { display: none; }
}

/* --- Logo --- */
.logo {
    font-size: 20px; font-weight: 800; letter-spacing: -0.3px;
    display: flex; align-items: center; gap: 12px;
    color: var(--text-primary); margin-bottom: 32px; padding: 0 12px;
}
.logo-icon {
    width: 34px; height: 34px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: white; flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* --- Navigation --- */
.nav-item {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 14px; border-radius: var(--radius-md);
    color: var(--text-secondary); font-weight: 500; font-size: 14px;
    transition: all 0.2s ease; margin-bottom: 4px;
    position: relative;
}
.nav-item:hover { background: var(--primary-light); color: var(--text-primary); }
.nav-item.active {
    background: var(--primary-light);
    color: var(--primary-color); font-weight: 600;
}
.nav-item.active::before {
    content: '';
    position: absolute; left: 0; top: 8px; bottom: 8px; width: 3px;
    background: var(--gradient-primary); border-radius: 0 3px 3px 0;
}
.nav-item svg { width: 20px; height: 20px; flex-shrink: 0; }

/* --- Glass Card --- */
.card {
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    padding: 24px;
    box-shadow: var(--glass-shadow);
    margin-bottom: 20px; width: 100%; max-width: 100%;
    overflow-wrap: break-word;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.card:hover { box-shadow: var(--glass-shadow-hover); }
@media (max-width: 768px) { .card { padding: 16px; } }

/* --- Buttons --- */
.btn {
    height: 44px; padding: 0 22px;
    border-radius: var(--radius-md); font-weight: 600; font-size: 14px;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    transition: all 0.25s ease; border: 1px solid transparent;
    white-space: nowrap; max-width: 100%; cursor: pointer;
    position: relative; overflow: hidden;
}
.btn-sm { height: 34px; padding: 0 14px; font-size: 13px; border-radius: var(--radius-sm); }

.btn-primary {
    background: var(--gradient-primary); color: var(--primary-text);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
    border: none;
}
.btn-primary:hover:not(:disabled) {
    background: var(--gradient-primary-hover);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.45);
    transform: translateY(-2px);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); box-shadow: 0 2px 10px rgba(99, 102, 241, 0.3); }

.btn-secondary {
    background: var(--bg-surface);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-color: var(--glass-border); color: var(--text-primary);
}
.btn-secondary:hover:not(:disabled) {
    background: var(--bg-surface-hover); border-color: var(--border-hover);
    transform: translateY(-1px);
}

.btn-ghost { color: var(--text-secondary); }
.btn-ghost:hover { background: var(--primary-light); color: var(--primary-color); }

.btn-danger { background: var(--danger-color); color: white; }
.btn-danger:hover:not(:disabled) { background: #dc2626; transform: translateY(-1px); box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3); }

.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }
.btn.loading svg { animation: spin 1s linear infinite; }

/* --- Inputs --- */
.input-group { margin-bottom: 20px; width: 100%; }
.input-label {
    display: block; font-size: 12px; font-weight: 600;
    color: var(--text-secondary); margin-bottom: 8px;
    text-transform: uppercase; letter-spacing: 0.5px;
}
.input-field {
    width: 100%; height: var(--input-height); padding: 0 16px;
    background: var(--bg-surface);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color); border-radius: var(--radius-md);
    color: var(--text-primary); font-size: 14px;
    transition: all 0.25s ease; max-width: 100%;
}
.input-field:focus {
    border-color: var(--primary-color);
    background: var(--bg-surface-hover);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15), var(--shadow-glow);
}
.input-field::placeholder { color: var(--text-tertiary); }

/* --- Empty State --- */
.empty-state {
    text-align: center; padding: 64px 24px;
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
    border-radius: var(--radius-xl);
    border: 1px dashed var(--border-color); width: 100%;
}
.empty-icon {
    width: 68px; height: 68px;
    background: var(--gradient-primary); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px; color: white;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.25);
}
.empty-title { font-size: 18px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.empty-desc { color: var(--text-secondary); font-size: 14px; max-width: 400px; margin: 0 auto 24px; line-height: 1.6; }

/* --- Toast --- */
.toast-container {
    position: fixed; bottom: 24px; right: 24px; z-index: 1000;
    display: flex; flex-direction: column; gap: 8px;
}
@media (max-width: 768px) {
    .toast-container { right: 16px; left: 16px; bottom: 80px; width: auto; }
    .toast { min-width: 0; width: 100%; }
}
.toast {
    background: var(--bg-surface);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    padding: 14px 18px; border-radius: var(--radius-md);
    box-shadow: var(--glass-shadow);
    display: flex; align-items: center; gap: 12px; min-width: 300px;
    animation: slideIn 0.3s cubic-bezier(0.2, 0, 0.2, 1);
}
.toast-success { border-left: 4px solid var(--success-color); }
.toast-error { border-left: 4px solid var(--danger-color); }
.toast-icon { flex-shrink: 0; }
.toast-success .toast-icon { color: var(--success-color); }
.toast-error .toast-icon { color: var(--danger-color); }
.toast-content { flex: 1; font-size: 14px; color: var(--text-primary); }

/* --- Animations --- */
@keyframes slideIn { from { transform: translateY(100%); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* --- Utilities --- */
.hidden { display: none !important; }
.flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; width: 100%; }
.text-sm { font-size: 13px; }
.text-muted { color: var(--text-secondary); }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.gap-2 { gap: 8px; }
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Skeleton --- */
.skeleton {
    background: linear-gradient(90deg, var(--bg-surface-hover) 25%, var(--primary-light) 50%, var(--bg-surface-hover) 75%);
    background-size: 200% 100%;
    border-radius: var(--radius-sm);
    animation: shimmer 1.8s infinite;
}

/* --- Badge --- */
.badge {
    display: inline-flex; align-items: center;
    padding: 3px 10px; border-radius: 20px;
    font-size: 11px; font-weight: 600; letter-spacing: 0.2px;
}
.badge-success { background: var(--success-bg); color: var(--success-color); }
.badge-danger { background: var(--danger-bg); color: var(--danger-color); }

/* --- Switch Toggle --- */
.switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
    position: absolute; cursor: pointer; inset: 0;
    background-color: var(--border-color); transition: .3s; border-radius: 24px;
}
.slider:before {
    position: absolute; content: "";
    height: 18px; width: 18px; left: 3px; bottom: 3px;
    background-color: white; transition: .3s;
    box-shadow: var(--shadow-sm); border-radius: 50%;
}
input:checked + .slider { background: var(--gradient-primary); }
input:checked + .slider:before { transform: translateX(20px); }
input:disabled + .slider { opacity: 0.5; cursor: not-allowed; }

/* --- Page Title --- */
.page-title {
    font-size: 28px; font-weight: 800; letter-spacing: -0.5px;
    margin-bottom: 4px;
}
.page-subtitle { color: var(--text-secondary); font-size: 14px; }

/* --- Upload Zone --- */
.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-xl);
    padding: 40px 24px; text-align: center;
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
    transition: all 0.3s ease; cursor: pointer;
}
.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--primary-color);
    background: var(--primary-light);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.08);
}
.upload-zone-icon {
    width: 56px; height: 56px; margin: 0 auto 16px;
    background: var(--gradient-primary); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; color: white;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.25);
}

/* --- File Table --- */
table { width: 100%; border-collapse: collapse; }
th {
    text-align: left; padding: 12px 16px;
    font-size: 12px; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.5px; color: var(--text-tertiary);
    border-bottom: 1px solid var(--border-color);
}
td {
    padding: 14px 16px; border-bottom: 1px solid var(--border-color);
    font-size: 14px; color: var(--text-primary);
}
tr:hover td {
    background: var(--primary-light);
}
tr:last-child td { border-bottom: none; }

td .actions {
    display: flex; gap: 6px; opacity: 0.4;
    transition: opacity 0.2s;
}
tr:hover td .actions { opacity: 1; }

/* --- Image Grid --- */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 16px;
}
.image-card {
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--glass-shadow);
}
.image-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-hover);
}
.image-card .thumbnail {
    width: 100%; aspect-ratio: 1; object-fit: cover;
    border-bottom: 1px solid var(--border-color);
}
.image-card .info {
    padding: 12px; font-size: 13px;
}
.image-card .info .name {
    font-weight: 600; color: var(--text-primary);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    margin-bottom: 4px;
}
.image-card .info .meta { color: var(--text-tertiary); font-size: 12px; }
.image-card .info .card-actions { display: flex; gap: 6px; margin-top: 8px; }

/* --- Progress Bar --- */
.progress-bar {
    height: 6px; background: var(--primary-light);
    border-radius: 3px; overflow: hidden;
}
.progress-fill {
    height: 100%; background: var(--gradient-primary);
    border-radius: 3px; transition: width 0.3s ease;
}

/* --- Batch Bar --- */
.batch-bar {
    background: var(--bg-surface);
    backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg); padding: 14px 20px;
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    box-shadow: var(--glass-shadow);
}

/* --- Settings Sections --- */
.settings-section {
    margin-bottom: 28px;
}
.settings-section-title {
    font-size: 16px; font-weight: 700; color: var(--text-primary);
    margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}
.settings-section-title svg { color: var(--primary-color); }

.danger-zone {
    border-color: rgba(239, 68, 68, 0.2);
    background: var(--danger-bg);
}

/* --- Standalone Page (welcome, login, download) --- */
.standalone-page {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg-body-gradient); background-attachment: fixed;
    padding: 24px; position: relative; overflow: hidden;
}
.standalone-card {
    background: var(--bg-surface);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 40px; width: 100%; max-width: 420px;
    box-shadow: var(--glass-shadow);
    animation: fadeInUp 0.5s ease;
    text-align: center;
    position: relative; z-index: 1;
}
.standalone-icon {
    width: 72px; height: 72px; margin: 0 auto 20px;
    background: var(--gradient-primary); border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center; color: white;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}
.standalone-title {
    font-size: 26px; font-weight: 800; margin-bottom: 8px;
    letter-spacing: -0.3px;
}
.standalone-subtitle {
    color: var(--text-secondary); font-size: 14px; margin-bottom: 28px;
    line-height: 1.6;
}

/* --- Modal --- */
.app-modal-overlay {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    animation: modalFadeIn 0.2s ease;
}
.app-modal-card {
    background: var(--bg-surface-solid);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl); padding: 32px;
    max-width: 400px; width: 100%;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.25s ease;
}
@keyframes modalFadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalSlideUp { from { transform: scale(0.95) translateY(10px); opacity: 0; } to { transform: scale(1) translateY(0); opacity: 1; } }

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

/* --- Checkbox accent --- */
input[type="checkbox"] { accent-color: var(--primary-color); }

/* --- Link styling --- */
a.link, .link {
    color: var(--primary-color); font-weight: 500;
    transition: color 0.2s;
}
a.link:hover, .link:hover { color: var(--primary-hover); }

/* --- File link row --- */
.file-link-row {
    display: flex; align-items: center; gap: 8px;
    padding: 10px 14px;
    background: var(--bg-surface);
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 13px; color: var(--text-secondary);
    word-break: break-all;
}

/* --- Footer branding --- */
.powered-by {
    margin-top: 32px; font-size: 12px; color: var(--text-tertiary);
    display: flex; align-items: center; justify-content: center; gap: 6px;
}