/* ── Reset & base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; font-family: 'Segoe UI', system-ui, sans-serif; font-size: 14px; color: #1a1a2e; background: #f0f2f5; }

/* ── Layout ───────────────────────────────────────────────── */
.a-layout { display: flex; height: 100vh; overflow: hidden; }
.a-sidebar { width: 220px; background: #1a1a2e; color: #e0e0e0; display: flex; flex-direction: column; flex-shrink: 0; }
.a-sidebar-logo { padding: 20px 16px; font-size: 1.1rem; font-weight: 700; color: #fff; border-bottom: 1px solid rgba(255,255,255,.1); }
.a-sidebar-logo span { color: #4CAF50; }
.a-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.a-nav a { display: flex; align-items: center; gap: 10px; padding: 10px 20px; color: #ccc; text-decoration: none; border-radius: 0; transition: background .15s; }
.a-nav a:hover, .a-nav a.active { background: rgba(255,255,255,.1); color: #fff; }
.a-nav a .icon { font-size: 1.2rem; width: 24px; text-align: center; }
.a-sidebar-footer { padding: 16px; border-top: 1px solid rgba(255,255,255,.1); font-size: .8rem; color: #888; }
.a-sidebar-footer button { background: none; border: none; color: #ccc; cursor: pointer; font-size: .85rem; margin-top: 4px; }
.a-sidebar-footer button:hover { color: #fff; }
.a-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.a-topbar { background: #fff; border-bottom: 1px solid #e0e0e0; padding: 0 24px; height: 56px; display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; }
.a-topbar h1 { font-size: 1.2rem; font-weight: 600; }
.a-content { flex: 1; overflow-y: auto; padding: 24px; }

/* ── Cards ────────────────────────────────────────────────── */
.a-card { background: #fff; border-radius: 8px; box-shadow: 0 1px 4px rgba(0,0,0,.08); padding: 20px; margin-bottom: 20px; }
.a-card-title { font-size: 1rem; font-weight: 600; margin-bottom: 16px; color: #333; }

/* ── Stats row ───────────────────────────────────────────── */
.a-stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; margin-bottom: 24px; }
.a-stat { background: #fff; border-radius: 8px; padding: 16px 20px; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.a-stat-value { font-size: 1.8rem; font-weight: 700; color: #1a1a2e; }
.a-stat-label { font-size: .8rem; color: #888; margin-top: 4px; }
.a-stat.green .a-stat-value { color: #4CAF50; }
.a-stat.orange .a-stat-value { color: #FF9800; }
.a-stat.red .a-stat-value { color: #F44336; }

/* ── Table ────────────────────────────────────────────────── */
.a-table-wrap { overflow-x: auto; }
table.a-table { width: 100%; border-collapse: collapse; }
.a-table th { background: #f8f9fa; text-align: left; padding: 10px 12px; font-size: .8rem; color: #666; text-transform: uppercase; border-bottom: 2px solid #e0e0e0; }
.a-table td { padding: 10px 12px; border-bottom: 1px solid #f0f0f0; vertical-align: middle; }
.a-table tbody tr:hover { background: #fafafa; }

/* ── Badges ───────────────────────────────────────────────── */
.badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: .75rem; font-weight: 600; }
.badge-green { background: #e8f5e9; color: #2E7D32; }
.badge-red { background: #ffebee; color: #c62828; }
.badge-orange { background: #fff3e0; color: #e65100; }
.badge-blue { background: #e3f2fd; color: #1565c0; }
.badge-grey { background: #f5f5f5; color: #616161; }

/* ── Buttons ──────────────────────────────────────────────── */
.a-btn { padding: 6px 14px; border-radius: 6px; border: none; cursor: pointer; font-size: .85rem; font-weight: 500; transition: opacity .15s; }
.a-btn:hover { opacity: .85; }
.a-btn-primary { background: #2E7D32; color: #fff; }
.a-btn-danger { background: #F44336; color: #fff; }
.a-btn-outline { background: transparent; border: 1px solid #ccc; color: #333; }
.a-btn-sm { padding: 3px 8px; font-size: .78rem; }
.a-btn-icon { background: none; border: none; cursor: pointer; padding: 4px 8px; border-radius: 4px; font-size: 1rem; }
.a-btn-icon:hover { background: #f0f0f0; }

/* ── Forms ────────────────────────────────────────────────── */
.a-form-group { margin-bottom: 14px; }
.a-form-group label { display: block; font-size: .85rem; color: #555; margin-bottom: 4px; }
.a-input { width: 100%; padding: 8px 10px; border: 1px solid #ddd; border-radius: 6px; font-size: .9rem; }
.a-input:focus { outline: none; border-color: #2E7D32; }

/* ── Toggle switch ────────────────────────────────────────── */
.a-toggle { position: relative; display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.a-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.a-toggle-track { width: 40px; height: 22px; background: #ccc; border-radius: 11px; transition: background .2s; flex-shrink: 0; }
.a-toggle input:checked + .a-toggle-track { background: #4CAF50; }
.a-toggle-thumb { position: absolute; left: 2px; top: 2px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform .2s; pointer-events: none; }
.a-toggle input:checked ~ .a-toggle-thumb { transform: translateX(18px); }

/* ── Login page ───────────────────────────────────────────── */
.a-login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: #1a1a2e; }
.a-login-card { background: #fff; border-radius: 12px; padding: 40px; width: 360px; box-shadow: 0 8px 32px rgba(0,0,0,.3); }
.a-login-title { font-size: 1.5rem; font-weight: 700; text-align: center; margin-bottom: 4px; }
.a-login-sub { font-size: .85rem; color: #888; text-align: center; margin-bottom: 28px; }
.a-login-error { background: #ffebee; color: #c62828; padding: 8px 12px; border-radius: 6px; font-size: .85rem; margin-bottom: 14px; }
.a-login-btn { width: 100%; padding: 12px; background: #2E7D32; color: #fff; border: none; border-radius: 8px; font-size: 1rem; font-weight: 600; cursor: pointer; margin-top: 8px; }

/* ── Kanban ───────────────────────────────────────────────── */
.a-kanban { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 8px; }
.a-kanban-col { flex-shrink: 0; width: 260px; background: #f8f9fa; border-radius: 8px; padding: 12px; }
.a-kanban-col-title { font-weight: 700; font-size: .9rem; margin-bottom: 12px; text-transform: uppercase; color: #555; letter-spacing: .5px; }
.a-kanban-card { background: #fff; border-radius: 8px; padding: 12px; margin-bottom: 10px; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.a-kanban-card-num { font-weight: 700; font-size: 1rem; }
.a-kanban-card-time { font-size: .75rem; color: #888; margin-top: 2px; }
.a-kanban-card-total { font-weight: 600; color: #2E7D32; margin-top: 6px; }

/* ── Kitchen display ──────────────────────────────────────── */
.a-kitchen-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.a-kitchen-ticket { background: #fff; border-radius: 8px; padding: 16px; border-left: 4px solid #2E7D32; box-shadow: 0 2px 8px rgba(0,0,0,.1); }
.a-kitchen-ticket.pending { border-left-color: #FF9800; }
.a-kitchen-ticket.ready { border-left-color: #4CAF50; }
.a-kitchen-num { font-size: 1.6rem; font-weight: 700; }
.a-kitchen-mode { font-size: .8rem; color: #888; margin-bottom: 12px; }
.a-kitchen-lines { font-size: .9rem; line-height: 1.6; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
    .a-sidebar { display: none; }
    .a-stats { grid-template-columns: 1fr 1fr; }
}

/* ── Loading ──────────────────────────────────────────────── */
.a-loading { display: flex; align-items: center; justify-content: center; height: 200px; color: #888; font-size: 1.1rem; }
.a-empty { text-align: center; padding: 40px; color: #888; }

/* ── Warning button ───────────────────────────────────────── */
.a-btn-warning { background: #ff8f00; color: #fff; border: none; padding: 8px 16px; border-radius: 6px; cursor: pointer; font-size: .9rem; }
.a-btn-warning:hover { opacity: .85; }

/* ── Modal ────────────────────────────────────────────────── */
.a-modal-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,.5);
    display: flex; align-items: center; justify-content: center; z-index: 1000;
}
.a-modal {
    background: #fff; border-radius: 12px; padding: 28px;
    min-width: 320px; max-width: 480px; box-shadow: 0 8px 32px rgba(0,0,0,.2);
}
.a-modal-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; }

/* ── Admin-prefixed page layout ───────────────────────────────────────────── */
.admin-page { padding: 0; }

.admin-page-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 0; }

.admin-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.admin-page-header .admin-page-title { margin-bottom: 0; }

/* ── Admin table ─────────────────────────────────────────────────────────── */
.admin-table-container { overflow-x: auto; background: #fff; border-radius: 8px; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th { background: #f8f9fa; text-align: left; padding: 10px 12px; font-size: .8rem; color: #666; text-transform: uppercase; border-bottom: 2px solid #e0e0e0; }
.admin-table td { padding: 10px 12px; border-bottom: 1px solid #f0f0f0; vertical-align: middle; }
.admin-table tbody tr:hover { background: #fafafa; }

/* ── Admin buttons ───────────────────────────────────────────────────────── */
.admin-btn { display: inline-flex; align-items: center; gap: 4px; padding: 7px 14px; border-radius: 6px; border: 1px solid transparent; cursor: pointer; font-size: .85rem; font-weight: 500; transition: opacity .15s, background .15s; text-decoration: none; }
.admin-btn:hover { opacity: .88; }
.admin-btn:disabled { opacity: .55; cursor: not-allowed; }

.admin-btn-primary { background: #2E7D32; color: #fff; border-color: #2E7D32; }
.admin-btn-primary:hover { background: #256427; opacity: 1; }

.admin-btn-secondary { background: #fff; color: #333; border-color: #ccc; }
.admin-btn-secondary:hover { background: #f5f5f5; opacity: 1; }

.admin-btn-danger { background: #c62828; color: #fff; border-color: #c62828; }
.admin-btn-danger:hover { background: #b71c1c; opacity: 1; }

.admin-btn-sm { padding: 3px 10px; font-size: .78rem; }

/* ── Admin badges ────────────────────────────────────────────────────────── */
.admin-badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: .75rem; font-weight: 600; background: #e3f2fd; color: #1565c0; }
.admin-badge-success { background: #e8f5e9; color: #2E7D32; }
.admin-badge-warning { background: #fff8e1; color: #e65100; }

/* ── Admin alerts ────────────────────────────────────────────────────────── */
.admin-alert { padding: 10px 14px; border-radius: 6px; font-size: 14px; }
.admin-alert-error { background: #fdecea; color: #c62828; border: 1px solid #f5c6cb; }

/* ── Admin form controls ─────────────────────────────────────────────────── */
.admin-form-group { display: flex; flex-direction: column; gap: 4px; }
.admin-form-label { font-size: .85rem; font-weight: 500; color: #444; }
.admin-form-input { width: 100%; padding: 8px 10px; border: 1px solid #ddd; border-radius: 6px; font-size: .9rem; font-family: inherit; }
.admin-form-input:focus { outline: none; border-color: #2E7D32; box-shadow: 0 0 0 2px rgba(46,125,50,.15); }
textarea.admin-form-input { resize: vertical; }
.admin-form-select { width: 100%; padding: 8px 10px; border: 1px solid #ddd; border-radius: 6px; font-size: .9rem; background: #fff; font-family: inherit; }
.admin-form-select:focus { outline: none; border-color: #2E7D32; }
.admin-form-hint { font-size: 12px; color: #777; margin-top: 4px; }
.admin-checkbox-label { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; cursor: pointer; }

/* ── Admin form grid ─────────────────────────────────────────────────────── */
.admin-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ── Admin modal ─────────────────────────────────────────────────────────── */
.admin-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.admin-modal {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.2);
    width: 90%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}
.admin-modal-large { max-width: 860px; }
.admin-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #e0e0e0;
    flex-shrink: 0;
}
.admin-modal-header h2 { margin: 0; font-size: 18px; font-weight: 600; }
.admin-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
    color: #666;
    padding: 0;
}
.admin-modal-close:hover { color: #000; }
.admin-modal-body { padding: 20px; flex: 1; overflow-y: auto; }
.admin-modal-footer {
    padding: 12px 20px;
    border-top: 1px solid #e0e0e0;
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    flex-shrink: 0;
}

/* Kitchen status advance buttons — large touch targets */
.a-kitchen-advance-btn {
    display: block;
    width: 100%;
    min-height: 80px;
    font-size: 1.4rem;
    font-weight: 700;
    padding: 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    margin-top: 12px;
    transition: opacity .15s, transform .1s;
}
.a-kitchen-advance-btn:active { transform: scale(.98); opacity: .9; }
.a-kitchen-advance-btn.a-btn-primary  { background: #4CAF50; color: #fff; }
.a-kitchen-advance-btn.a-btn-warning  { background: #FF9800; color: #fff; }
.a-kitchen-advance-btn.a-btn-outline  { background: #9E9E9E; color: #fff; }

/* ── Settings tabs ────────────────────────────────────────────────────────── */
.admin-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 0;
}
.admin-tab {
    padding: 10px 20px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: #666;
    font-family: inherit;
    transition: color .15s, border-color .15s;
}
.admin-tab:hover { color: #333; }
.admin-tab.active { color: #1a1a2e; border-bottom-color: #4CAF50; }

/* ── Section title ────────────────────────────────────────────────────────── */
.admin-section-title {
    font-size: 1rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid #f0f0f0;
}

/* ── Card ─────────────────────────────────────────────────────────────────── */
.admin-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,.08);
    padding: 24px;
    margin-bottom: 20px;
}

/* ── Modifier groups UI ──────────────────────────────────────────────────── */
.admin-modifier-group { border: 1px solid #e0e0e0; border-radius: 6px; margin-bottom: 12px; overflow: hidden; }
.admin-modifier-group-header {
    background: #f5f5f5;
    padding: 10px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}
.admin-modifier-options { padding: 8px 14px; display: flex; flex-direction: column; gap: 6px; }
.admin-modifier-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
}
.admin-modifier-option:last-child { border-bottom: none; }

/* ── IP restriction warning: red, full width, on every page, never dismissed ── */
.a-ip-banner { position: sticky; top: 0; z-index: 2000; display: flex; gap: 12px; align-items: center; padding: 12px 18px; background: #B71C1C; color: #fff; font-weight: 700; font-size: 1rem; line-height: 1.35; box-shadow: 0 2px 8px rgba(0,0,0,.35); }
.a-ip-banner-icon { font-size: 1.4rem; }