/* ============================================================
   Open Booking System — Design System v2
   ============================================================ */

:root {
    --obs-blue:        #2563eb;
    --obs-blue-dark:   #1d4ed8;
    --obs-blue-light:  #eff6ff;
    --obs-blue-ring:   rgba(37, 99, 235, .12);
    --obs-teal:        #0f766e;
    --obs-green:       #16a34a;
    --obs-amber:       #d97706;
    --obs-red:         #dc2626;
    --obs-ink:         #0f172a;
    --obs-muted:       #64748b;
    --obs-border:      #e2e8f0;
    --obs-surface:     #f8fafc;
    --obs-sidebar:     #0f172a;
    --obs-sidebar-txt: #94a3b8;
    --obs-shadow:      0 1px 3px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.04);
    --obs-radius:      0.75rem;
    --obs-radius-sm:   0.5rem;
}

/* ── Base ─────────────────────────────────────────────────── */

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--obs-ink);
    background: var(--obs-surface);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--obs-blue);
}

a:hover {
    color: var(--obs-blue-dark);
}

/* ── Navbar ───────────────────────────────────────────────── */

.navbar {
    background: var(--obs-sidebar) !important;
    box-shadow: 0 1px 0 rgba(255,255,255,.05);
    padding-top: 0;
    padding-bottom: 0;
}

.navbar .brand-mark {
    display: inline-grid;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    background: var(--obs-blue);
    border-radius: 0.6rem;
    font-size: 0.8rem;
    font-weight: 800;
    color: white;
    letter-spacing: .02em;
    flex-shrink: 0;
}

.navbar-brand {
    gap: 0.75rem;
    padding: 0.875rem 0;
    text-decoration: none;
}

.navbar-brand .brand-name {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: white;
    line-height: 1.2;
}

.navbar-brand .brand-sub {
    display: block;
    font-size: 0.75rem;
    color: var(--obs-sidebar-txt);
    line-height: 1.2;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.45rem 0.75rem !important;
    border-radius: var(--obs-radius-sm);
    color: var(--obs-sidebar-txt) !important;
    transition: color .15s, background .15s;
}

.nav-link:hover {
    color: white !important;
    background: rgba(255,255,255,.07);
}

.nav-link.active,
.nav-link.fw-semibold {
    color: white !important;
    font-weight: 600 !important;
}

.navbar-text {
    color: var(--obs-sidebar-txt) !important;
    font-size: 0.8rem;
}

/* ── Admin Sidebar ────────────────────────────────────────── */

.admin-sidebar-nav {
    background: var(--obs-sidebar);
    border-radius: var(--obs-radius);
    padding: 1.125rem 0.625rem;
    position: sticky;
    top: 1rem;
    max-height: calc(100vh - 5rem);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    scrollbar-width: thin;
    scrollbar-color: #1e293b transparent;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.25rem 0.75rem 0.875rem;
    border-bottom: 1px solid rgba(255,255,255,.06);
    margin-bottom: 0.625rem;
}

.sidebar-brand-mark {
    width: 2.25rem;
    height: 2.25rem;
    background: var(--obs-blue);
    border-radius: 0.55rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 800;
    color: white;
    flex-shrink: 0;
}

.sidebar-brand-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: white;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-brand-sub {
    font-size: 0.7rem;
    color: #475569;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-section-label {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: #475569;
    padding: 0.625rem 0.875rem 0.2rem;
    margin-top: 0.25rem;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.475rem 0.875rem;
    border-radius: 0.55rem;
    font-size: 0.8375rem;
    font-weight: 500;
    color: var(--obs-sidebar-txt);
    text-decoration: none;
    transition: all .15s;
    border: 1px solid transparent;
}

.admin-nav-link:hover {
    background: rgba(255,255,255,.055);
    color: #e2e8f0;
    text-decoration: none;
}

.admin-nav-link.active {
    background: rgba(37,99,235,.2);
    border-color: rgba(37,99,235,.25);
    color: white;
    font-weight: 600;
}

.admin-nav-link.active i {
    color: #93c5fd;
}

.admin-nav-link.danger {
    color: #f87171;
}

.admin-nav-link.danger:hover {
    background: rgba(239,68,68,.1);
    color: #fca5a5;
}

.admin-nav-link i {
    font-size: 0.975rem;
    width: 1.1rem;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-spacer {
    flex: 1;
    min-height: 0.75rem;
}

.sidebar-footer {
    padding-top: 0.625rem;
    border-top: 1px solid rgba(255,255,255,.06);
    margin-top: 0.25rem;
}

.sidebar-version {
    font-size: 0.675rem;
    color: #334155;
    padding: 0 0.875rem 0.4rem;
    font-weight: 600;
    letter-spacing: .02em;
}

/* ── Page Header ──────────────────────────────────────────── */

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.page-header-left {
    flex: 1;
    min-width: 0;
}

.page-header-eyebrow {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--obs-blue);
    margin-bottom: 0.2rem;
}

.page-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin: 0;
    color: var(--obs-ink);
    line-height: 1.2;
}

/* ── Cards ────────────────────────────────────────────────── */

.card {
    border: 1px solid var(--obs-border);
    border-radius: var(--obs-radius);
    box-shadow: var(--obs-shadow);
    background: white;
}

.card-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.card-header-row h2 {
    font-size: 0.9375rem;
    font-weight: 700;
    margin: 0;
    color: var(--obs-ink);
    letter-spacing: -0.01em;
}

/* ── Buttons ──────────────────────────────────────────────── */

.btn {
    border-radius: var(--obs-radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    transition: all .15s;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.btn-primary {
    background: var(--obs-blue);
    border-color: var(--obs-blue);
}

.btn-primary:hover {
    background: var(--obs-blue-dark);
    border-color: var(--obs-blue-dark);
}

.btn-sm {
    font-size: 0.8rem;
    padding: 0.3rem 0.75rem;
}

.btn-lg {
    font-size: 1rem;
    padding: 0.65rem 1.5rem;
}

/* ── Form elements ────────────────────────────────────────── */

.form-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--obs-ink);
    margin-bottom: 0.3rem;
}

form input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),
form select,
form textarea {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1.5px solid var(--obs-border);
    border-radius: var(--obs-radius-sm);
    background: white;
    font-size: 0.875rem;
    color: var(--obs-ink);
    transition: border-color .15s, box-shadow .15s;
    min-height: 2.5rem;
    font-family: inherit;
}

form textarea {
    min-height: 7rem;
}

form input:focus,
form select:focus,
form textarea:focus {
    border-color: var(--obs-blue);
    box-shadow: 0 0 0 3px var(--obs-blue-ring);
    outline: 0;
}

form input[readonly] {
    background: var(--obs-surface);
    color: var(--obs-muted);
    cursor: default;
}

label {
    margin-bottom: 0;
}

fieldset {
    padding: 1.25rem;
    border: 1.5px solid var(--obs-border);
    border-radius: var(--obs-radius);
}

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

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.field-pair {
    display: grid;
    gap: 1rem;
}

@media (min-width: 768px) {
    .field-pair {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.check-row,
.check-row.compact {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.check-row input {
    flex: 0 0 auto;
}

.row > label {
    width: 100%;
}

@media (min-width: 768px) {
    .row > label {
        width: 50%;
    }
}

/* ── Tables ───────────────────────────────────────────────── */

.table th {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--obs-muted);
    border-bottom: 1.5px solid var(--obs-border);
    padding: 0.75rem 1rem;
    background: var(--obs-surface);
}

.table td {
    font-size: 0.875rem;
    padding: 0.875rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--obs-border);
    color: var(--obs-ink);
}

.table tbody tr:last-child td {
    border-bottom: 0;
}

.table tbody tr:hover td {
    background: #f8fafc;
}

/* ── Badges ───────────────────────────────────────────────── */

.badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.3em 0.7em;
    border-radius: 2rem;
    letter-spacing: .03em;
}

/* ── Alerts ───────────────────────────────────────────────── */

.alert {
    border: 1.5px solid;
    border-radius: var(--obs-radius);
    font-size: 0.875rem;
    padding: 0.875rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.625rem;
}

.alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-danger {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.alert-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}

.alert-info {
    background: var(--obs-blue-light);
    border-color: #bfdbfe;
    color: #1e40af;
}

.alert-secondary {
    background: var(--obs-surface);
    border-color: var(--obs-border);
    color: var(--obs-muted);
}

/* ── Booking Calendar ─────────────────────────────────────── */

.calendar-topline {
    display: grid;
    grid-template-columns: 2.5rem 1fr 2.5rem;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 0.3rem;
}

.weekday-row {
    margin-bottom: 0.3rem;
    color: var(--obs-muted);
    font-size: 0.675rem;
    font-weight: 700;
    text-transform: uppercase;
    text-align: center;
    letter-spacing: .06em;
}

.date-grid button {
    display: grid;
    width: 100%;
    aspect-ratio: 1 / 1;
    place-items: center;
    border: 1.5px solid var(--obs-border);
    border-radius: 0.6rem;
    background: white;
    color: var(--obs-ink);
    font-size: 0.875rem;
    font-weight: 600;
    transition: all .12s;
    cursor: pointer;
}

.date-grid button:hover:not(:disabled) {
    border-color: var(--obs-blue);
    background: var(--obs-blue-light);
    color: var(--obs-blue);
}

.date-grid button.selected {
    border-color: var(--obs-blue);
    background: var(--obs-blue);
    color: white;
    box-shadow: 0 2px 8px rgba(37,99,235,.3);
}

.date-grid button.today:not(.selected) {
    border-color: var(--obs-green);
    color: var(--obs-green);
}

.date-grid button.outside {
    color: #cbd5e1;
    background: transparent;
    border-color: transparent;
}

.date-grid button:disabled {
    color: #cbd5e1;
    background: var(--obs-surface);
    cursor: not-allowed;
    border-color: transparent;
}

/* ── Terms ────────────────────────────────────────────────── */

.terms-content {
    max-height: 16rem;
    overflow: auto;
    line-height: 1.6;
    font-size: 0.875rem;
}

/* ── Detail list ──────────────────────────────────────────── */

.detail-list {
    display: grid;
    overflow: hidden;
    margin: 1.5rem 0;
    border: 1.5px solid var(--obs-border);
    border-radius: var(--obs-radius);
}

.detail-list div {
    display: grid;
    border-bottom: 1px solid var(--obs-border);
}

.detail-list div:last-child {
    border-bottom: 0;
}

.detail-list dt,
.detail-list dd {
    margin: 0;
    padding: 0.75rem 1rem;
}

.detail-list dt {
    background: var(--obs-surface);
    color: var(--obs-muted);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
}

@media (min-width: 768px) {
    .detail-list div {
        grid-template-columns: 12rem minmax(0, 1fr);
    }
}

/* ── Availability config rows ─────────────────────────────── */

.config-list {
    display: grid;
    gap: 0.6rem;
}

.config-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    align-items: center;
}

.add-row {
    padding-top: 1rem;
    border-top: 1.5px dashed var(--obs-border);
    margin-top: 0.5rem;
}

@media (min-width: 992px) {
    .config-row {
        grid-template-columns: minmax(10rem, 1fr) 8rem 8rem 7rem auto auto;
    }

    .config-row.block-row {
        grid-template-columns: minmax(10rem, 1fr) 8rem 8rem minmax(12rem, 1fr) 7rem auto auto;
    }
}

/* ── WYSIWYG ──────────────────────────────────────────────── */

.wysiwyg-toolbar {
    display: flex;
    gap: 0.35rem;
    margin-bottom: 0.5rem;
}

.icon-button {
    display: inline-grid;
    width: 2.25rem;
    height: 2.25rem;
    place-items: center;
    border: 1.5px solid var(--obs-border);
    border-radius: var(--obs-radius-sm);
    background: white;
    color: var(--obs-ink);
    font-weight: 800;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all .12s;
}

.icon-button:hover {
    border-color: var(--obs-blue);
    color: var(--obs-blue);
    background: var(--obs-blue-light);
}

.wysiwyg {
    min-height: 12rem;
    padding: 0.875rem;
    border: 1.5px solid var(--obs-border);
    border-radius: var(--obs-radius-sm);
    background: white;
    line-height: 1.6;
    font-size: 0.875rem;
    font-family: inherit;
}

.wysiwyg:focus {
    border-color: var(--obs-blue);
    box-shadow: 0 0 0 3px var(--obs-blue-ring);
    outline: 0;
}

/* ── Settings ─────────────────────────────────────────────── */

.settings-form {
    display: grid;
    gap: 1.25rem;
}

.settings-section,
.calendar-secret {
    display: grid;
    gap: 0.875rem;
    padding: 1.25rem;
    border: 1.5px solid var(--obs-border);
    border-radius: var(--obs-radius);
    background: var(--obs-surface);
}

.settings-section h2,
.calendar-secret h2 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--obs-ink);
    margin: 0;
}

.settings-section p,
.calendar-secret p {
    font-size: 0.8rem;
    color: var(--obs-muted);
    margin: 0;
}

.settings-form .field-pair,
.form-grid .field-pair {
    display: grid;
    gap: 1rem;
}

@media (min-width: 768px) {
    .settings-form .field-pair,
    .form-grid .field-pair {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* ── Empty state ──────────────────────────────────────────── */

.empty-state {
    padding: 3rem 2rem;
    text-align: center;
    color: var(--obs-muted);
}

.empty-state i {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.75rem;
    opacity: 0.35;
}

.empty-state p {
    margin: 0;
    font-size: 0.9rem;
}

/* ── Cloud status cards ───────────────────────────────────── */

.cloud-status-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.125rem 1.25rem;
    border-radius: var(--obs-radius);
    border: 1.5px solid var(--obs-border);
    background: white;
    box-shadow: var(--obs-shadow);
}

.cloud-status-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.cloud-status-icon.connected    { background: #f0fdf4; color: var(--obs-green); }
.cloud-status-icon.disconnected { background: #fef2f2; color: var(--obs-red);   }
.cloud-status-icon.pending      { background: #fffbeb; color: var(--obs-amber); }
.cloud-status-icon.info         { background: var(--obs-blue-light); color: var(--obs-blue); }

.cloud-status-body {
    flex: 1;
    min-width: 0;
}

.cloud-status-body strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--obs-ink);
    margin-bottom: 0.125rem;
}

.cloud-status-body small {
    font-size: 0.775rem;
    color: var(--obs-muted);
}

/* ── Backup list ──────────────────────────────────────────── */

.backup-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1.25rem;
    border-bottom: 1px solid var(--obs-border);
}

.backup-item:last-child {
    border-bottom: 0;
}

.backup-item-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.6rem;
    background: var(--obs-blue-light);
    color: var(--obs-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.backup-item-body {
    flex: 1;
    min-width: 0;
}

.backup-item-body strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--obs-ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.backup-item-body small {
    font-size: 0.775rem;
    color: var(--obs-muted);
}

/* ── Release notes ────────────────────────────────────────── */

.release-item {
    padding: 1.25rem;
    border-bottom: 1px solid var(--obs-border);
}

.release-item:last-child {
    border-bottom: 0;
}

.release-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.release-version {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--obs-ink);
    font-family: 'SFMono-Regular', Consolas, monospace;
}

.release-date {
    font-size: 0.775rem;
    color: var(--obs-muted);
}

.release-notes {
    font-size: 0.875rem;
    color: var(--obs-muted);
    line-height: 1.65;
    white-space: pre-wrap;
}

/* ── Booking hero (public portal) ─────────────────────────── */

.booking-hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f2027 100%);
    border-radius: var(--obs-radius);
    color: white;
    padding: 2.25rem 2.5rem;
    margin-bottom: 2rem;
    overflow: hidden;
    position: relative;
    border: none;
    box-shadow: 0 4px 24px rgba(15,23,42,.2);
}

.booking-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(37,99,235,.15) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(99,102,241,.1) 0%, transparent 40%);
}

.booking-hero-content {
    position: relative;
}

.booking-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 2rem;
    padding: 0.3rem 0.875rem;
    font-size: 0.775rem;
    font-weight: 600;
    color: rgba(255,255,255,.85);
    margin-bottom: 1rem;
    backdrop-filter: blur(4px);
}

.booking-hero h1 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin: 0 0 0.5rem;
    line-height: 1.15;
}

.booking-hero .hero-sub {
    font-size: 0.9375rem;
    color: rgba(255,255,255,.6);
    margin: 0;
    max-width: 42ch;
    line-height: 1.55;
}

.booking-hero .step-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.step-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: rgba(255,255,255,.09);
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 0.5rem;
    padding: 0.35rem 0.875rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(255,255,255,.8);
}

.hero-rate-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    color: rgba(255,255,255,.8);
    font-weight: 500;
}

.hero-rate-pill strong {
    color: white;
    font-size: 1.0625rem;
}

/* ── Misc ─────────────────────────────────────────────────── */

.muted,
.lede,
.price-note {
    color: var(--obs-muted);
}

.text-muted {
    color: var(--obs-muted) !important;
}

@media (max-width: 575.98px) {
    .btn {
        width: 100%;
        justify-content: center;
    }
}