/* ─── Theme ──────────────────────────────────────────────────────────────── */
:root {
    --bg:          #14161a;
    --bg-raised:   #1e2128;
    --bg-card:     #252932;
    --bg-hover:    #2d323d;
    --border:      #30363f;
    --text:        #e8e9ec;
    --text-muted:  #9ca3af;
    --accent:      #4b9fd4;
    --accent-dark: #b08a35;
    --danger:      #e05252;
    --success:     #4caf50;
    --info:        #3b82f6;
}

* { box-sizing: border-box; }

html, body {
    margin: 0; padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg); color: var(--text);
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--text-muted); font-size: 13px; }

/* ─── Header ─────────────────────────────────────────────────────────────── */
.site-header {
    background: var(--bg-raised);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
    position: sticky; top: 0; z-index: 50;
}
.site-header-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.site-brand { color: var(--text); font-size: 18px; font-weight: 700; letter-spacing: 0.02em; }
.site-nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-nav a { font-size: 14px; padding: 6px 10px; border-radius: 4px; }
.site-nav a:hover, .site-nav a.active { color: var(--text); background: var(--bg-hover); }
.nav-user { color: var(--text-muted); font-size: 13px; padding: 0 6px; }

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 5px;
    font-size: 14px; font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.2;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn-accent { background: var(--accent); color: #1a1a1a; }
.btn-accent:hover { background: var(--accent-dark); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg-hover); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(0.9); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn-hero { padding: 14px 32px; font-size: 16px; font-weight: 600; }

/* ─── Hero / home ────────────────────────────────────────────────────────── */
.hero-section {
    padding: 80px 20px;
    text-align: center;
    background: radial-gradient(ellipse at top, #2a2e38 0%, var(--bg) 70%);
}
.hero-title { font-size: 42px; font-weight: 700; margin: 0 0 24px; line-height: 1.2; }
.hero-line { width: 60px; height: 3px; background: var(--accent); margin: 0 auto 24px; }
.hero-subtitle { color: var(--text-muted); font-size: 18px; margin: 0 auto 32px; max-width: 520px; }

/* ─── Main ──────────────────────────────────────────────────────────────── */
.site-main { min-height: calc(100vh - 180px); padding: 32px 0; }
.page-title { font-size: 26px; font-weight: 700; margin: 0 0 24px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }

/* ─── Forms ─────────────────────────────────────────────────────────────── */
form label { display: block; margin-bottom: 14px; color: var(--text-muted); font-size: 13px; }
form input, form select, form textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
}
form input:focus, form select:focus, form textarea:focus {
    outline: none; border-color: var(--accent);
}
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > label { flex: 1 1 120px; }
.form-error { color: var(--danger); font-size: 13px; margin: 8px 0; min-height: 18px; }

/* ─── Card ──────────────────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
}
.card h2 { margin: 0 0 16px; font-size: 18px; }
.two-col { display: grid; grid-template-columns: 1fr 1.5fr; gap: 20px; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }

/* ─── Table ─────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; background: var(--bg-card); }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); font-size: 14px; vertical-align: top; }
.data-table th { background: var(--bg-raised); font-weight: 600; color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.data-table tbody tr:hover { background: var(--bg-hover); }
.data-table tbody tr:last-child td { border-bottom: 0; }

/* ─── Badges ─────────────────────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    text-transform: capitalize;
}
.badge-confirmed, .badge-available, .badge-active { background: rgba(59, 130, 246, 0.2); color: #93c5fd; }
.badge-completed                                  { background: rgba(76, 175, 80, 0.2); color: #86efac; }
.badge-cancelled, .badge-disabled                 { background: rgba(224, 82, 82, 0.2); color: #fca5a5; }
.badge-no_show, .badge-inactive                   { background: rgba(156, 163, 175, 0.2); color: #d1d5db; }
.badge-booked                                     { background: rgba(212, 168, 75, 0.2); color: var(--accent); }

/* ─── Filters ───────────────────────────────────────────────────────────── */
.filters { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 12px; }
.filters label { margin: 0; }
.filters input, .filters select { min-width: 140px; }

/* ─── Modal ─────────────────────────────────────────────────────────────── */
.auth-overlay, .modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex; align-items: center; justify-content: center;
    z-index: 100;
    padding: 20px;
}
.auth-modal, .modal-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}
.auth-modal h2, .modal-box h2 { margin: 0 0 20px; font-size: 20px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; font-size: 14px; }
.detail-grid strong { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }

/* ─── Booking page ──────────────────────────────────────────────────────── */
.book-page { max-width: 720px; }
.book-steps { display: flex; gap: 24px; list-style: none; padding: 0; margin: 0 0 24px; color: var(--text-muted); }
.book-steps li { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.book-steps li span {
    display: inline-flex; align-items: center; justify-content: center;
    width: 24px; height: 24px; border-radius: 50%;
    background: var(--bg-card); border: 1px solid var(--border);
    font-size: 12px; font-weight: 600;
}
.book-steps li.active { color: var(--text); }
.book-steps li.active span { background: var(--accent); color: #1a1a1a; border-color: var(--accent); }
.book-steps li.done span { background: var(--success); color: #fff; border-color: var(--success); }

.book-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 24px; margin-bottom: 20px; }
.book-card h2 { margin: 0 0 16px; font-size: 20px; }
.book-summary { color: var(--text-muted); margin: 0 0 16px; font-size: 14px; }

.service-list { display: grid; gap: 10px; }
.service-item {
    text-align: left;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 14px 16px;
    cursor: pointer;
    color: var(--text);
    font-family: inherit;
    transition: border-color 0.15s, background 0.15s;
}
.service-item:hover { border-color: var(--accent); background: var(--bg-hover); }
.service-name { font-weight: 600; font-size: 15px; }
.service-meta { color: var(--text-muted); font-size: 13px; margin-top: 2px; }
.service-desc { color: var(--text-muted); font-size: 13px; margin-top: 6px; }

.slot-group { margin-bottom: 20px; }
.slot-group h3 { font-size: 14px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 8px; }
.slot-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.slot-item {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 8px 14px;
    cursor: pointer;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    min-width: 70px;
    transition: border-color 0.15s, background 0.15s;
}
.slot-item:hover { border-color: var(--accent); background: var(--bg-hover); }
.book-actions { display: flex; justify-content: space-between; gap: 8px; margin-top: 12px; }

/* ─── Footer ────────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--bg-raised);
    border-top: 1px solid var(--border);
    padding: 20px 0;
    color: var(--text-muted);
    font-size: 13px;
    text-align: center;
    margin-top: 40px;
}