/*
  UI layer (Apple/Revolut-like)
  - Keeps Bootstrap behavior intact.
  - Uses your existing Bootstrap variables from core/root.css.
  - Works with the theme switcher via [data-bs-theme].
*/

/* Page background + surface system */
[data-bs-theme=light] body {
    /* keep Bootstrap variables intact, just add a subtle app background tint */
    background: linear-gradient(180deg, rgba(242,242,247,.85), rgba(242,242,247,0)) , var(--bs-body-bg);
}

[data-bs-theme=dark] body {
    background: linear-gradient(180deg, rgba(37,37,40,.55), rgba(28,28,30,0)) , var(--bs-body-bg);
}

:root,
[data-bs-theme=light] {
    --ui-surface: #ffffff;            /* card surface */
    --ui-surface-elev: #ffffff;       /* slightly elevated areas */
    --ui-surface-2: rgba(0,0,0,.035);

    --ui-border: rgba(0,0,0,.10);
    --ui-border-subtle: rgba(0,0,0,.06);

    --ui-shadow-1: 0 1px 2px rgba(0,0,0,.06);
    --ui-shadow-2: 0 18px 50px rgba(0,0,0,.12);

    --ui-radius-sm: 10px;
    --ui-radius: 14px;
    --ui-radius-lg: 20px;
    --ui-pill: 999px;

    --ui-text-muted: rgba(60, 60, 67, .72);
    --ui-text-subtle: rgba(60, 60, 67, .50);
    --ui-focus: 0 0 0 .25rem rgba(var(--bs-primary-rgb), .22);
}

[data-bs-theme=dark] {
    --ui-surface: rgba(255,255,255,.07);
    --ui-surface-elev: rgba(255,255,255,.09);
    --ui-surface-2: rgba(255,255,255,.09);

    --ui-border: rgba(255,255,255,.18);
    --ui-border-subtle: rgba(255,255,255,.12);

    --ui-shadow-1: 0 1px 2px rgba(0,0,0,.22);
    --ui-shadow-2: 0 18px 46px rgba(0,0,0,.40);

    --ui-text-muted: rgba(255, 255, 255, .70);
    --ui-text-subtle: rgba(255, 255, 255, .50);
}

/* Cards (single source of truth) */
.ui-card,
.card.ui-card {
    background: var(--ui-surface);
    border: 0 !important;
    border-radius: var(--ui-radius-lg) !important;
    box-shadow: var(--ui-shadow-1);
}

[data-bs-theme=dark] .ui-card,
[data-bs-theme=dark] .card.ui-card {
    background: var(--ui-surface);
    box-shadow: var(--ui-shadow-1), inset 0 0 0 1px rgba(255,255,255,.08);
}

.ui-card--interactive:hover {
    box-shadow: var(--ui-shadow-2);
}

/* Typography */
h1, .h1 {
    letter-spacing: -0.02em;
    font-weight: 800;
    line-height: 1.15;
}

h2, .h2 {
    letter-spacing: -0.015em;
    font-weight: 750;
    line-height: 1.18;
}

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

/* Also make plain Bootstrap cards look cleaner where we didn't migrate yet */
.card {
    border: 0;
}

/* Buttons (subtle, keep Bootstrap variants) */
.btn {
    border-radius: var(--ui-pill);
    font-weight: 650;
}

.btn:focus {
    box-shadow: var(--ui-focus) !important;
}

.btn-outline-secondary,
.btn-outline-primary {
    border-color: var(--ui-border);
}

/* Forms */
.form-control,
.form-select {
    border-radius: var(--ui-radius);
    border-color: var(--ui-border);
}

.form-control:focus,
.form-select:focus {
    border-color: rgba(var(--bs-primary-rgb), .45);
    box-shadow: var(--ui-focus);
}

/* Tables */
.ui-table thead th {
    color: var(--ui-text-muted);
    font-weight: 700;
    letter-spacing: .01em;
    border-bottom-color: var(--ui-border-subtle);
}

.ui-table tbody tr { transition: background .12s ease; }
.ui-table tbody tr:hover { background: var(--ui-surface-2); }

/* Navbar active + premium feel */
.navbar .nav-link {
    border-radius: var(--ui-pill);
    transition: background .12s ease, color .12s ease;
}

.navbar .nav-link.active {
    background: rgba(var(--bs-primary-rgb), .14);
    color: var(--bs-body-color) !important;
    box-shadow: inset 0 0 0 1px rgba(var(--bs-primary-rgb), .22);
}

.navbar .nav-link.active:hover {
    background: rgba(var(--bs-primary-rgb), .14);
    transform: none;
    cursor: default;
}

/* Footer version badge (no icon) */
.version-badge {
    border-radius: var(--ui-pill) !important;
    padding: .42rem .8rem;
    background:
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,0))
        , rgba(var(--bs-primary-rgb), .08);
    border: 1px solid rgba(var(--bs-primary-rgb), .22);
    color: rgba(0,0,0,.70);
    letter-spacing: .01em;
}

[data-bs-theme=dark] .version-badge {
    background:
        linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,0))
        , rgba(255,255,255,.08);
    border-color: rgba(255,255,255,.18);
    color: rgba(255,255,255,.78);
}

/* Compact trailer cards */
.ui-trailer-card {
    height: 100%;
}

.ui-trailer-card .card-body {
    padding: 1.05rem;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.ui-trailer-card .ui-trailer-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: .75rem;
}

.ui-trailer-card .ui-trailer-code {
    font-size: .8rem;
    color: var(--ui-text-muted);
    letter-spacing: .02em;
}

.ui-trailer-card .ui-trailer-name {
    font-weight: 800;
    font-size: 1.05rem;
    line-height: 1.15;
    margin: .1rem 0 0 0;
}

.ui-trailer-card .ui-trailer-meta {
    color: var(--ui-text-muted);
    font-size: .9rem;
}

.ui-trailer-card .ui-trailer-spacer {
    flex: 1 1 auto;
}

.ui-trailer-card .btn {
    width: 100%;
}

@media (max-width: 767px) {
    .ui-trailer-card .card-body { padding: 1rem; }
}

/* Dropdown (print menu) */
.dropdown-menu {
    border-radius: var(--ui-radius-lg);
    border: 0;
    box-shadow: var(--ui-shadow-2);
    padding: .5rem;
}

.dropdown-item {
    border-radius: 12px;
    padding: .6rem .75rem;
}

.dropdown-item:hover {
    background: var(--ui-surface-2);
}

.dropdown-divider {
    border-top-color: var(--ui-border-subtle);
}

/* Dashboard table row hover + pill badges */
.reservation-row { cursor: pointer; }
.reservation-row:hover { background: var(--ui-surface-2); }
.badge-pill { border-radius: var(--ui-pill); }

/* Soft badges (Revolut-like) */
.ui-badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    border-radius: var(--ui-pill);
    padding: .42rem .75rem;
    font-weight: 750;
    font-size: .85rem;
    line-height: 1;
    letter-spacing: .01em;
    border: 1px solid transparent;
}

.ui-badge i {
    font-size: .95em;
    opacity: .9;
}

.ui-badge--success {
    background: rgba(var(--bs-success-rgb), .12);
    border-color: rgba(var(--bs-success-rgb), .22);
    color: rgba(var(--bs-success-rgb), .95);
}

.ui-badge--warning {
    background: rgba(var(--bs-warning-rgb), .14);
    border-color: rgba(var(--bs-warning-rgb), .28);
    color: rgba(120, 90, 0, .95);
}

[data-bs-theme=dark] .ui-badge--warning {
    color: rgba(255, 218, 106, .95);
}

.ui-badge--danger {
    background: rgba(var(--bs-danger-rgb), .12);
    border-color: rgba(var(--bs-danger-rgb), .22);
    color: rgba(var(--bs-danger-rgb), .95);
}

.ui-badge--neutral {
    background: rgba(128, 128, 128, .10);
    border-color: rgba(128, 128, 128, .18);
    color: var(--ui-text-muted);
}

/* Avoid 'sticky' focus ring on theme buttons after click */
#theme-switcher:focus,
#theme-reset:focus {
    box-shadow: none !important;
}

#theme-switcher:focus-visible,
#theme-reset:focus-visible {
    box-shadow: var(--ui-focus) !important;
}

html, body {
    min-height: 100%;
}

[data-bs-theme=light] body,
[data-bs-theme=dark] body {
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* Card padding helpers */
.ui-card-pad { padding: 1.25rem !important; }
@media (max-width: 767px) { .ui-card-pad { padding: 1rem !important; } }

/* When using .ui-card without ui-card-pad, keep Bootstrap-like padding */
.ui-card > .card-body,
.card.ui-card > .card-body {
    padding: 1.25rem;
}

@media (max-width: 767px) {
    .ui-card > .card-body,
    .card.ui-card > .card-body {
        padding: 1rem;
    }
}

/* Trailer cards: slightly tighter, but never zero */
.ui-trailer-card .card-body {
    padding: 1.05rem;
}
@media (max-width: 767px) { .ui-trailer-card .card-body { padding: 1rem; } }