:root {
    --bg:           #f0f2f7;
    --surface:      #ffffff;
    --surface2:     #f5f6fa;
    --border:       #b8bdd0;
    --accent:       #2563eb;
    --accent-hover: #1d4ed8;
    --accent-light: #eff4ff;
    --text:         #111827;
    --text-muted:   #6b7280;
    --success:      #16a34a;
    --danger:       #dc2626;
    --warning:      #d97706;
    --sidebar-bg:   #1e293b;
    --sidebar-text: #cbd5e1;
    --sidebar-muted:#64748b;
    --sidebar-border:#2d3f55;
    --radius:       8px;
    --shadow:       0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08);
    --shadow-md:    0 4px 12px rgba(0,0,0,.1), 0 2px 6px rgba(0,0,0,.07);
    --font:         'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
}

/* ── App shell ── */
.app-shell { display: flex; min-height: 100vh; }

/* ── Sidebar ── */
.sidebar {
    width: 220px; min-width: 220px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    display: flex; flex-direction: column;
    position: sticky; top: 0; height: 100vh;
    overflow-y: auto; z-index: 100;
}
.sidebar-brand {
    display: flex; align-items: center; gap: .6rem;
    padding: 1.4rem 1.2rem 1.2rem;
    font-size: 1rem; font-weight: 700;
    color: #fff;
    border-bottom: 1px solid var(--sidebar-border);
    letter-spacing: .3px;
}
.radar-icon { font-size: 1.2rem; }
.radar-icon-lg { font-size: 2.5rem; color: var(--accent); display: block; }

.sidebar-nav { display: flex; flex-direction: column; padding: .8rem 0; flex: 1; gap: 2px; }
.sidebar-link {
    display: flex; align-items: center; gap: .7rem;
    padding: .65rem 1.2rem;
    color: var(--sidebar-text); text-decoration: none;
    font-size: .875rem; transition: all .15s;
    border-left: 3px solid transparent;
}
.sidebar-link:hover { color: #fff; background: rgba(255,255,255,.06); }
.sidebar-link.active {
    color: #fff;
    background: rgba(37,99,235,.25);
    border-left-color: var(--accent);
    font-weight: 600;
}
.sidebar-icon { font-size: 1rem; width: 20px; text-align: center; }

.sidebar-footer {
    border-top: 1px solid var(--sidebar-border);
    padding: 1rem 1.2rem;
    display: flex; flex-direction: column; gap: .6rem;
}
.sidebar-user {
    display: flex; align-items: center; gap: .5rem;
    color: var(--sidebar-muted); font-size: .8rem; overflow: hidden;
}
.sidebar-user-icon { font-size: .9rem; flex-shrink: 0; }
.sidebar-user-email { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-logout {
    display: block; text-align: center;
    padding: .35rem .8rem;
    background: transparent; border: 1px solid var(--sidebar-border);
    border-radius: 6px; color: var(--sidebar-muted);
    text-decoration: none; font-size: .8rem; transition: all .15s;
}
.sidebar-logout:hover { border-color: var(--danger); color: #fca5a5; }

.app-main { flex: 1; min-width: 0; padding: 2rem; overflow-x: hidden; }

/* ── Page header ── */
.page-header { margin-bottom: 1.5rem; }
.page-header h2 { font-size: 1.3rem; font-weight: 700; color: var(--text); }

/* ── Card ── */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}
.card h3 { font-size: .95rem; font-weight: 600; margin-bottom: 1rem; color: var(--text-muted); }

/* ── Forms ── */
.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label { font-size: .75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: .5px; font-weight: 600; }

input[type=text], input[type=email], input[type=password], input[type=date],
select, textarea {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    padding: .5rem .75rem;
    font-size: .9rem;
    font-family: var(--font);
    outline: none;
    transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}

.form-row {
    display: flex; gap: 1rem;
    align-items: flex-end; flex-wrap: wrap;
    margin-bottom: 1rem;
}
.form-group-btn { justify-content: flex-end; }

/* ── Buttons ── */
.btn {
    padding: .5rem 1.1rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-size: .875rem;
    font-weight: 500;
    font-family: var(--font);
    transition: all .15s;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 1px 2px rgba(37,99,235,.3); }
.btn-primary:hover:not(:disabled) { background: var(--accent-hover); box-shadow: 0 2px 4px rgba(37,99,235,.3); }
.btn-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover:not(:disabled) { background: var(--surface2); border-color: #c0c4d0; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-full { width: 100%; justify-content: center; }
.btn-sm { padding: .3rem .7rem; font-size: .8rem; }

/* ── Alerts ── */
.alert { padding: .75rem 1rem; border-radius: 6px; margin-bottom: 1rem; font-size: .9rem; }
.alert-error { background: #fef2f2; border: 1px solid #fecaca; color: var(--danger); }
.alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: var(--success); }
.alert-info { background: var(--accent-light); border: 1px solid #bfdbfe; color: var(--accent); }

.invite-box input { width: 100%; margin: .5rem 0 .5rem; font-family: monospace; font-size: .85rem; }

/* ── Tables ── */
.table-scroll { overflow-x: auto; }

.data-table, .price-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .875rem;
}
.data-table th, .price-table th {
    padding: .65rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-muted);
    background: #edf0f7;
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
}
.data-table td, .price-table td {
    padding: .65rem 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}
.data-table tr:hover td, .price-table tr:hover td { background: #f8f9ff; }
.row-inactive td { opacity: .5; }

.price-table th { text-align: center; min-width: 150px; width: 150px; }
.price-table th:first-child { min-width: 120px; width: 120px; text-align: left; }
.price-cell { text-align: center; font-weight: 600; color: var(--text); }
.price-empty { text-align: center; color: #d1d5db; }
.pickup-cell { font-weight: 600; white-space: nowrap; color: var(--text); }

/* ── Status badges ── */
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.status-active { background: var(--success); }
.status-inactive { background: #d1d5db; }

.region-badge {
    background: var(--surface2); border: 1px solid var(--border);
    border-radius: 4px; padding: .15rem .5rem;
    font-size: .8rem; white-space: nowrap; color: var(--text-muted);
}
.action-cell { display: flex; gap: .4rem; align-items: center; }

/* ── Duration toggles ── */
.duration-toggles { display: flex; gap: .5rem; flex-wrap: wrap; }
.toggle-btn {
    padding: .35rem .8rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-muted);
    cursor: pointer;
    font-size: .85rem;
    transition: all .15s;
    font-weight: 500;
}
.toggle-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: 0 1px 2px rgba(37,99,235,.2);
}
.toggle-btn:hover:not(.active) { border-color: #c0c4d0; background: var(--surface2); }

/* ── Date chips ── */
.chip-container { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .5rem; min-height: 28px; }
.chip {
    background: var(--accent-light);
    border: 1px solid #bfdbfe;
    border-radius: 20px;
    padding: .25rem .75rem;
    font-size: .8rem;
    color: var(--accent);
    font-weight: 500;
    display: flex; align-items: center; gap: .3rem;
}
.chip-remove {
    background: none; border: none; color: #93c5fd;
    cursor: pointer; font-size: 1rem; line-height: 1; padding: 0;
}
.chip-remove:hover { color: var(--danger); }

/* ── Spinner ── */
.spinner {
    display: inline-block; width: 14px; height: 14px;
    border: 2px solid rgba(255,255,255,.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .6s linear infinite;
    margin-right: .4rem;
}
.hidden { display: none !important; }
@keyframes spin { to { transform: rotate(360deg); } }

.status-msg { color: var(--text-muted); font-size: .85rem; margin-left: .5rem; }

.filters-card .filter-row { margin-bottom: 1.2rem; }
.filters-card .filter-row:last-child { margin-bottom: 0; }

/* ── Login ── */
.login-body {
    display: flex; align-items: center; justify-content: center;
    min-height: 100vh; background: var(--bg);
}
.login-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 12px; padding: 2.5rem;
    width: 100%; max-width: 400px;
    box-shadow: var(--shadow-md);
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo h1 { font-size: 1.5rem; font-weight: 700; margin-top: .5rem; color: var(--text); }
.login-logo p { color: var(--text-muted); font-size: .9rem; }
.login-card .form-group { margin-bottom: 1rem; }
.login-card input { width: 100%; }

/* ── Create user form ── */
.create-user-form .form-row { align-items: flex-end; }
.create-user-form input, .create-user-form select { width: 100%; }

/* ── Responsive ── */
@media (max-width: 700px) {
    .sidebar { width: 60px; min-width: 60px; }
    .sidebar-brand span:last-child { display: none; }
    .sidebar-link span:last-child { display: none; }
    .sidebar-user-email { display: none; }
    .app-main { padding: 1rem; }
    .form-row { flex-direction: column; }
}

/* ── Region checkboxes ── */
.region-checkboxes { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .4rem; }
.checkbox-label {
    display: flex; align-items: center; gap: .4rem;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 6px; padding: .4rem .8rem;
    cursor: pointer; font-size: .875rem; transition: border-color .15s;
    color: var(--text);
}
.checkbox-label:hover { border-color: var(--accent); }
.checkbox-label input[type=checkbox] { accent-color: var(--accent); width:14px; height:14px; }
.checkbox-label input:checked + * { color: var(--accent); }

.admin-badge {
    background: var(--accent); color: #fff;
    border-radius: 4px; padding: .1rem .4rem;
    font-size: .75rem; margin-left: .4rem;
}