:root {
    --bg: #f4f6f9;
    --surface: #ffffff;
    --surface-muted: #f8fafc;
    --text: #1a2332;
    --muted: #5c6778;
    --border: #d8dee8;
    --primary: #1f6feb;
    --primary-hover: #1858c7;
    --accent: #0d9488;
    --danger: #dc2626;
    --success: #15803d;
    --warning: #ca8a04;
    --sidebar: #0f172a;
    --sidebar-text: #e2e8f0;
    --input-bg: #ffffff;
    --btn-secondary-bg: #e2e8f0;
    --progress-track: #e2e8f0;
    --code-bg: #f1f5f9;
    --badge-success-bg: #dcfce7;
    --badge-danger-bg: #fee2e2;
    --badge-warning-bg: #fef9c3;
    --badge-muted-bg: #e2e8f0;
    --alert-success-bg: #ecfdf5;
    --alert-success-border: #a7f3d0;
    --alert-danger-bg: #fef2f2;
    --alert-danger-border: #fecaca;
    --type-badge-bg: #eef2ff;
    --type-badge-text: #3730a3;
    --photo-thumb-bg: #f1f5f9;
    --radius: 10px;
    --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
    font-family: "Segoe UI", system-ui, sans-serif;
}

html[data-theme="dark"] {
    color-scheme: dark;
    --bg: #0b1220;
    --surface: #111827;
    --surface-muted: #1f2937;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --border: #374151;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --accent: #14b8a6;
    --danger: #f87171;
    --success: #4ade80;
    --warning: #facc15;
    --sidebar: #020617;
    --sidebar-text: #e2e8f0;
    --input-bg: #0f172a;
    --btn-secondary-bg: #374151;
    --progress-track: #374151;
    --code-bg: #1f2937;
    --badge-success-bg: #14532d;
    --badge-danger-bg: #7f1d1d;
    --badge-warning-bg: #713f12;
    --badge-muted-bg: #374151;
    --alert-success-bg: #064e3b;
    --alert-success-border: #047857;
    --alert-danger-bg: #7f1d1d;
    --alert-danger-border: #991b1b;
    --type-badge-bg: #312e81;
    --type-badge-text: #c7d2fe;
    --photo-thumb-bg: #1f2937;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-shell { min-height: 100vh; display: flex; flex-direction: column; }

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

.brand { display: flex; gap: 0.75rem; align-items: center; }
.brand-mark {
    width: 40px; height: 40px; border-radius: 8px;
    background: var(--primary); color: white;
    display: grid; place-items: center; font-weight: 700;
}
.brand-sub { font-size: 0.85rem; color: var(--muted); }

.top-nav { display: flex; gap: 1rem; }
.top-nav a { color: var(--text); font-weight: 500; }

.app-main {
    flex: 1;
    padding: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.hero { margin-bottom: 2rem; }
.hero h1 { margin: 0 0 0.5rem; font-size: 2rem; }
.lead { color: var(--muted); max-width: 640px; }
.hero-actions { display: flex; gap: 0.75rem; margin-top: 1rem; flex-wrap: wrap; }

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.info-card, .card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

.cabinet-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    align-items: start;
    gap: 1rem;
    padding: 1rem 0.5rem 2rem 1rem;
    width: 100%;
}

.cabinet-sidebar {
    background: var(--sidebar);
    color: var(--sidebar-text);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.cabinet-title { font-weight: 700; margin-bottom: 1rem; font-size: 1.1rem; }
.cabinet-nav { display: flex; flex-direction: column; gap: 0.5rem; }
.cabinet-nav a {
    color: var(--sidebar-text);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
}
.cabinet-nav a.active { background: rgba(255,255,255,0.12); font-weight: 600; }

.nav-catalog-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-sync-status {
    color: #22c55e;
    font-size: 0.75rem;
    line-height: 1.3;
    padding-left: 1.5rem;
}

.cabinet-content { min-width: 0; }

.form-grid > .actions-row {
    margin-bottom: 0.5rem;
}

.page-header h1 { margin: 0 0 0.25rem; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }

.status-bar {
    display: flex; flex-wrap: wrap; gap: 1rem; align-items: center;
    margin-bottom: 1rem;
}

.form-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

fieldset { border: none; margin: 0; padding: 0; }

.card-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.3;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
}

.field label, .field .label {
    display: block;
    margin: 0;
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.3;
}

.field-control {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 0;
}

.field.inline {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 160px;
    margin-bottom: 0;
}

.form-grid > .card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-grid > .card .field:last-child { margin-bottom: 0; }

.form-grid > .card > .checkbox-row:last-child {
    margin-bottom: 0;
}

.input {
    width: 100%;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    font: inherit;
    background: var(--input-bg);
}

.input-masked {
    -webkit-text-security: disc;
    text-security: disc;
    font-family: Consolas, monospace;
}

.password-field {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
}

.password-field .input { flex: 1; min-width: 0; }

.btn-password-toggle {
    white-space: nowrap;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.api-key-saved { margin: 0; font-family: Consolas, monospace; letter-spacing: 0.05em; }

.auth-mode .radio-row {
    display: flex; align-items: center; gap: 0.5rem;
    margin-bottom: 0.35rem; font-weight: 400;
}

.ecp-block .ecp-row {
    display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap;
}

.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-end;
    margin-bottom: 1rem;
}

.actions-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.actions-row .btn {
    white-space: nowrap;
    flex-shrink: 0;
}

.btn {
    border: none; border-radius: 6px; padding: 0.55rem 1rem;
    font: inherit; cursor: pointer; font-weight: 500;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn-secondary { background: var(--btn-secondary-bg); color: var(--text); }
.btn-accent { background: var(--accent); color: white; }

.badge {
    display: inline-block; padding: 0.2rem 0.55rem;
    border-radius: 999px; font-size: 0.8rem; font-weight: 600;
}
.badge-success { background: var(--badge-success-bg); color: var(--success); }
.badge-danger { background: var(--badge-danger-bg); color: var(--danger); }
.badge-warning { background: var(--badge-warning-bg); color: var(--warning); }
.badge-muted { background: var(--badge-muted-bg); color: var(--muted); }

.alert {
    margin-top: 1rem; padding: 0.75rem 1rem;
    border-radius: 6px; border: 1px solid var(--border);
}
.alert-success { background: var(--alert-success-bg); border-color: var(--alert-success-border); }
.save-success-banner {
    margin: 1rem 0 0.5rem;
    padding: 0.65rem 1rem;
    border-radius: 6px;
    border: 1px solid var(--alert-success-border);
    border-left: 4px solid #22c55e;
    background: var(--alert-success-bg);
    font-weight: 600;
}

html[data-theme="dark"] .save-success-banner {
    border-left-color: #4ade80;
}

div.save-success-banner span.save-success-banner-text,
html[data-theme="dark"] div.save-success-banner span.save-success-banner-text {
    color: var(--success) !important;
}
.alert-danger { background: var(--alert-danger-bg); border-color: var(--alert-danger-border); }
.field-error { color: var(--danger); font-size: 0.85rem; margin: 0.25rem 0 0; }

.table-wrap { overflow-x: auto; background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border); }
.catalog-table-wrap { -webkit-overflow-scrolling: touch; }
.catalog-scroll { overflow-x: auto; max-width: 100%; }
.catalog-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.catalog-table-wide {
    table-layout: fixed;
    width: 100%;
    min-width: 56rem;
}
.catalog-table th, .catalog-table td { padding: 0.65rem 0.85rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
.catalog-table-wide th, .catalog-table-wide td { padding: 0.5rem 0.45rem; }
.catalog-table th { background: var(--surface-muted); font-weight: 600; white-space: nowrap; }
.catalog-table tr:hover td { background: var(--surface-muted); }
.catalog-table .col-type { width: 4.5rem; }
.catalog-table .col-photo { width: 3.5rem; }
.catalog-table .col-date { width: 5.5rem; white-space: nowrap; }
.catalog-table-wide .col-type { width: 4rem; }
.catalog-table-wide .col-photo { width: 3rem; }
.catalog-table-wide .col-date { width: 8.5rem; white-space: nowrap; overflow: visible; max-width: none; }
.catalog-table-wide .col-gtin { width: 10rem; white-space: nowrap; overflow: visible; max-width: none; }
.catalog-table-wide .col-name { width: 18%; }
.catalog-table-wide .col-category { width: 12%; }
.catalog-table-wide .col-packaging { width: 7%; }
.catalog-table-wide .col-brand { width: 8%; min-width: 5.5rem; }
.catalog-table-wide .col-product-state { width: 12%; min-width: 6.5rem; }
.catalog-table-wide .col-status { width: 13%; min-width: 6.5rem; }
.catalog-table-wide th.th-multiline {
    white-space: normal;
    line-height: 1.25;
    vertical-align: bottom;
    hyphens: none;
    overflow: visible;
    min-width: 5rem;
}
.catalog-table-wide td.catalog-cell-truncate,
.catalog-table-wide th.catalog-cell-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 0;
}
.catalog-type-badge {
    display: inline-block; padding: 0.15rem 0.45rem; border-radius: 4px;
    background: var(--type-badge-bg); color: var(--type-badge-text); font-size: 0.78rem; font-weight: 600; white-space: nowrap;
}
.catalog-photo-link { display: inline-flex; line-height: 0; }
.catalog-photo-thumb {
    width: 40px; height: 40px; object-fit: cover; border-radius: 4px;
    border: 1px solid var(--border); background: var(--photo-thumb-bg);
}
.mono { font-family: Consolas, monospace; font-size: 0.88rem; }

.table-meta { display: flex; gap: 1.5rem; margin-bottom: 0.5rem; color: var(--muted); font-size: 0.9rem; }
.pagination {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
    margin-bottom: 0;
    flex-wrap: wrap;
}
.page-size-control { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--muted); font-size: 0.9rem; }
.input-compact { width: auto; min-width: 4.5rem; padding: 0.35rem 0.5rem; }
.empty-state { text-align: center; padding: 2rem; background: var(--surface); border-radius: var(--radius); border: 1px dashed var(--border); }

.auth-card {
    max-width: 420px; margin: 2rem auto; padding: 2rem;
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border); box-shadow: var(--shadow);
}
.auth-card h1 { margin-top: 0; }
.auth-footer { margin-top: 1.5rem; text-align: center; }
.checkbox-row { display: flex; align-items: center; gap: 0.5rem; margin: 0.5rem 0 1rem; }
.btn-link { background: none; border: none; color: var(--primary); cursor: pointer; font: inherit; padding: 0; }
.btn-link:hover { text-decoration: underline; }
.logout-form { display: inline; margin: 0; padding: 0; }

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

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
    box-shadow: var(--shadow);
}

.stat-label { font-size: 0.85rem; color: var(--muted); margin-bottom: 0.35rem; }
.stat-value { font-weight: 600; font-size: 1.05rem; }

.subscribe-code-row {
    display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center;
    margin: 0.75rem 0;
}

.subscribe-code {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.35rem 0.65rem;
    background: var(--code-bg);
    border-radius: 6px;
}

.telegram-connected {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.telegram-subscriber-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

@media (max-width: 768px) {
    .cabinet-shell {
        grid-template-columns: 1fr;
        padding: 0.75rem 0.5rem 1.5rem;
    }
    .cabinet-sidebar { order: -1; }
}

.sync-progress {
    margin: 1rem 0;
    padding: 1rem 1.1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.sync-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.65rem;
}

.sync-progress-title { font-weight: 600; }
.sync-progress-percent { color: var(--muted); font-size: 0.9rem; }

.sync-progress-bar {
    width: 100%;
    height: 0.65rem;
    border: none;
    border-radius: 999px;
    overflow: hidden;
    background: var(--progress-track);
    accent-color: var(--accent);
}

.sync-progress-indeterminate {
    width: 100%;
    height: 0.65rem;
    border-radius: 999px;
    background: var(--progress-track);
    overflow: hidden;
    position: relative;
}

.sync-progress-indeterminate-fill {
    position: absolute;
    inset: 0 auto 0 0;
    width: 35%;
    background: linear-gradient(90deg, var(--accent), #14b8a6);
    border-radius: 999px;
    animation: sync-progress-slide 1.4s ease-in-out infinite;
}

@keyframes sync-progress-slide {
    0% { transform: translateX(-120%); }
    100% { transform: translateX(320%); }
}

.sync-progress-detail { margin: 0.5rem 0 0; }