/* YWA.Admin theme — layered on top of Bootstrap 5.3 */

:root {
    /* Design tokens */
    --ywa-primary: #6366f1;
    --ywa-primary-hover: #4f46e5;
    --ywa-primary-subtle: #eef2ff;
    --ywa-primary-border: #c7d2fe;
    --ywa-bg: #f6f7fb;
    --ywa-surface: #ffffff;
    --ywa-border: #e5e7eb;
    --ywa-text: #111827;
    --ywa-muted: #6b7280;
    --ywa-radius: 10px;
    --ywa-radius-sm: 6px;
    --ywa-shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);
    --ywa-shadow-md: 0 4px 12px rgba(16, 24, 40, .06);
    --ywa-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;

    /* Bootstrap overrides */
    --bs-primary: var(--ywa-primary);
    --bs-primary-rgb: 99, 102, 241;
    --bs-link-color: var(--ywa-primary);
    --bs-link-color-rgb: 99, 102, 241;
    --bs-link-hover-color: var(--ywa-primary-hover);
    --bs-body-bg: var(--ywa-bg);
    --bs-body-color: var(--ywa-text);
    --bs-border-color: var(--ywa-border);
    --bs-border-radius: var(--ywa-radius);
    --bs-border-radius-sm: var(--ywa-radius-sm);
    --bs-font-sans-serif: var(--ywa-font);
}

html, body {
    height: 100%;
}

body {
    font-family: var(--ywa-font);
    background-color: var(--ywa-bg);
    color: var(--ywa-text);
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* App shell ---------------------------------------------------------------- */

.app-shell {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--ywa-surface);
    border-right: 1px solid var(--ywa-border);
    display: flex;
    flex-direction: column;
    padding: 1rem .75rem;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: .625rem;
    padding: .5rem .75rem 1.25rem;
    color: var(--ywa-text);
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
}

.sidebar-brand:hover {
    text-decoration: none;
    color: var(--ywa-primary);
}

.sidebar-brand .brand-mark {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--ywa-primary) 0%, #8b5cf6 100%);
    display: inline-grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
}

.sidebar .nav {
    gap: .15rem;
}

.sidebar .nav-link {
    color: var(--ywa-muted);
    border-radius: var(--ywa-radius-sm);
    padding: .5rem .75rem;
    display: flex;
    align-items: center;
    gap: .625rem;
    font-weight: 500;
    transition: background-color .12s ease, color .12s ease;
}

.sidebar .nav-link i {
    font-size: 1.05rem;
    width: 1.25rem;
    display: inline-block;
    text-align: center;
}

.sidebar .nav-link:hover {
    background: var(--ywa-primary-subtle);
    color: var(--ywa-primary);
    text-decoration: none;
}

.sidebar .nav-link.active {
    background: var(--ywa-primary-subtle);
    color: var(--ywa-primary);
    font-weight: 600;
}

.sidebar-footer {
    margin-top: auto;
    padding: .75rem;
    color: var(--ywa-muted);
    font-size: .8rem;
}

.main {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.topbar {
    background: var(--ywa-surface);
    border-bottom: 1px solid var(--ywa-border);
    min-height: 56px;
    padding: .5rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 20;
}

.topbar .page-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    color: var(--ywa-text);
}

.topbar .topbar-actions {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.sidebar-toggle {
    background: transparent;
    border: 0;
    color: var(--ywa-muted);
    font-size: 1.25rem;
    padding: .25rem .5rem;
    display: none;
}

.sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(17, 24, 39, .35);
    z-index: 1030;
    display: none;
}

.sidebar-backdrop.open {
    display: block;
}

.page {
    padding: 1.5rem;
    flex: 1 1 auto;
}

.page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    color: var(--ywa-text);
}

.page-header .page-header-actions {
    margin-left: auto;
    display: flex;
    gap: .5rem;
}

.app-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--ywa-border);
    color: var(--ywa-muted);
    font-size: .85rem;
    background: var(--ywa-surface);
}

/* Cards, tables, forms ----------------------------------------------------- */

.card {
    border: 1px solid var(--ywa-border);
    border-radius: var(--ywa-radius);
    box-shadow: var(--ywa-shadow-sm);
    background: var(--ywa-surface);
}

.card-header {
    background: var(--ywa-surface);
    border-bottom: 1px solid var(--ywa-border);
    font-weight: 600;
    padding: .875rem 1.125rem;
}

.card-body {
    padding: 1.125rem;
}

.card-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1.125rem;
    border-bottom: 1px solid var(--ywa-border);
}

.card-toolbar .spacer {
    flex: 1 1 auto;
}

.table {
    margin-bottom: 0;
}

.table > :not(caption) > * > * {
    padding: .625rem .75rem;
    vertical-align: middle;
}

.table thead th {
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--ywa-muted);
    background: #fafbfd;
    border-bottom: 1px solid var(--ywa-border);
    font-weight: 600;
}

.table-hover tbody tr:hover > * {
    background: var(--ywa-primary-subtle);
    --bs-table-hover-bg: var(--ywa-primary-subtle);
}

.form-label {
    font-weight: 500;
    color: var(--ywa-text);
    margin-bottom: .35rem;
}

.form-control,
.form-select {
    border-color: var(--ywa-border);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--ywa-primary);
    box-shadow: 0 0 0 .2rem rgba(99, 102, 241, .15);
}

/* Buttons ------------------------------------------------------------------ */

.btn {
    font-weight: 500;
    border-radius: var(--ywa-radius-sm);
}

.btn-primary {
    --bs-btn-bg: var(--ywa-primary);
    --bs-btn-border-color: var(--ywa-primary);
    --bs-btn-hover-bg: var(--ywa-primary-hover);
    --bs-btn-hover-border-color: var(--ywa-primary-hover);
    --bs-btn-active-bg: var(--ywa-primary-hover);
    --bs-btn-active-border-color: var(--ywa-primary-hover);
}

.btn-outline-primary {
    --bs-btn-color: var(--ywa-primary);
    --bs-btn-border-color: var(--ywa-primary);
    --bs-btn-hover-bg: var(--ywa-primary);
    --bs-btn-hover-border-color: var(--ywa-primary);
    --bs-btn-active-bg: var(--ywa-primary-hover);
    --bs-btn-active-border-color: var(--ywa-primary-hover);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}

/* Badges ------------------------------------------------------------------- */

.badge.rounded-pill {
    font-weight: 500;
    padding: .35em .7em;
}

/* Pagination --------------------------------------------------------------- */

.pagination {
    --bs-pagination-color: var(--ywa-muted);
    --bs-pagination-active-bg: var(--ywa-primary);
    --bs-pagination-active-border-color: var(--ywa-primary);
    --bs-pagination-hover-color: var(--ywa-primary);
    --bs-pagination-hover-bg: var(--ywa-primary-subtle);
    --bs-pagination-focus-color: var(--ywa-primary);
    --bs-pagination-focus-box-shadow: 0 0 0 .2rem rgba(99, 102, 241, .15);
}

/* Login / centered pages --------------------------------------------------- */

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem 1rem;
    background: var(--ywa-bg);
}

.auth-card {
    width: 100%;
    max-width: 420px;
}

/* Tiles (dashboard) -------------------------------------------------------- */

.tile {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    border-radius: var(--ywa-radius);
    background: var(--ywa-surface);
    border: 1px solid var(--ywa-border);
    color: var(--ywa-text);
    text-decoration: none;
    transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}

.tile:hover {
    transform: translateY(-2px);
    box-shadow: var(--ywa-shadow-md);
    border-color: var(--ywa-primary-border);
    color: var(--ywa-text);
    text-decoration: none;
}

.tile-icon {
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: var(--ywa-primary-subtle);
    color: var(--ywa-primary);
    font-size: 1.15rem;
}

.tile-body {
    min-width: 0;
}

.tile-title {
    font-weight: 600;
    color: var(--ywa-text);
    margin-bottom: .15rem;
}

.tile-desc {
    color: var(--ywa-muted);
    font-size: .88rem;
}

/* Responsive sidebar ------------------------------------------------------- */

@media (max-width: 991.98px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        width: 260px;
        transform: translateX(-100%);
        transition: transform .2s ease;
        z-index: 1040;
        box-shadow: var(--ywa-shadow-md);
    }

    .sidebar.open {
        transform: none;
    }

    .sidebar-toggle {
        display: inline-flex;
    }
}