@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
@import url('design-tokens.css');

*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    text-wrap: balance;
}

p { text-wrap: pretty; }

/* ── Ambient background ── */
.app-aurora,
.auth-aurora {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(50rem 50rem at 100% -10%, rgba(255, 107, 0, 0.07), transparent 60%),
        radial-gradient(40rem 40rem at -10% 20%, rgba(37, 99, 235, 0.04), transparent 55%),
        radial-gradient(35rem 35rem at 50% 120%, rgba(255, 107, 0, 0.04), transparent 60%);
}

/* ── Glass surfaces ── */
.glass-panel,
.card-glass,
.login-card,
.modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.auth-body { min-height: 100vh; background: var(--bg-primary); }

.brand-logo img { height: 2.5rem; width: auto; }

/* ── App shell ── */
.app-wrapper { display: flex; min-height: calc(100vh - 64px); }

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    height: 64px;
    display: flex;
    align-items: center;
    padding: 0 1.25rem;
    background: var(--glass-bg-heavy);
    backdrop-filter: blur(var(--glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy));
    border-bottom: 1px solid var(--border-subtle);
}

.app-topbar .btn-link {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition), transform var(--transition);
}

.app-topbar .btn-link:hover { color: var(--accent); }

.app-sidebar {
    width: var(--sidebar-width);
    min-height: calc(100vh - 64px);
    position: sticky;
    top: 64px;
    flex-shrink: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-right: 1px solid var(--border-subtle);
}

.app-main {
    flex: 1;
    padding: 1.75rem;
    min-width: 0;
    background: var(--bg-primary);
}

.sidebar-brand .text-primary,
.text-primary { color: var(--accent) !important; }

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1rem;
    margin: 0.2rem 0.75rem;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: background var(--transition), color var(--transition), transform var(--transition);
}

.sidebar-link:hover {
    background: var(--accent-subtle);
    color: var(--logo-peach);
}

.sidebar-link.active {
    background: var(--accent);
    color: #0a0a0a;
    font-weight: 700;
    box-shadow: 0 4px 20px var(--accent-glow);
}

/* ── Cards & stats ── */
.stat-card,
.card,
.doc-card,
.list-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.stat-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.stat-card:hover,
.glass-panel:hover {
    border-color: var(--border-strong);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-primary .stat-icon { background: var(--accent-subtle); color: var(--accent); }
.stat-blue .stat-icon { background: rgba(37, 99, 235, 0.12); color: var(--logo-blue); }
.stat-emerald .stat-icon { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.stat-amber .stat-icon { background: rgba(255, 167, 38, 0.15); color: var(--logo-peach); }
.stat-rose .stat-icon { background: rgba(244, 63, 94, 0.15); color: #f43f5e; }

.card-header,
.card-footer { background: transparent; border-color: var(--border-subtle); }

.avatar-sm {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-subtle);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.occupancy-bar {
    height: 8px;
    border-radius: var(--radius-pill);
    background: var(--border-subtle);
    overflow: hidden;
}

.occupancy-bar > span {
    display: block;
    height: 100%;
    background: var(--primary-gradient);
    border-radius: var(--radius-pill);
    transition: width var(--transition);
}

/* ── Buttons ── */
.btn {
    transition: transform var(--transition), box-shadow var(--transition),
                background var(--transition), border-color var(--transition), color var(--transition);
}

.btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent-hover);
    --bs-btn-hover-border-color: var(--accent-hover);
    --bs-btn-active-bg: #cc5500;
    --bs-btn-active-border-color: #cc5500;
    --bs-btn-color: #0a0a0a;
    --bs-btn-hover-color: #0a0a0a;
    --bs-btn-border-radius: var(--radius-md);
    font-weight: 700;
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-outline-primary {
    --bs-btn-color: var(--logo-peach);
    --bs-btn-border-color: rgba(255, 107, 0, 0.45);
    --bs-btn-hover-bg: var(--accent-subtle);
    --bs-btn-hover-border-color: var(--accent);
    --bs-btn-hover-color: var(--logo-peach);
    --bs-btn-border-radius: var(--radius-md);
}

.btn-light,
.btn-outline-secondary {
    --bs-btn-bg: var(--bg-card);
    --bs-btn-color: var(--text-primary);
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-hover-bg: #1f1f1f;
    --bs-btn-hover-color: var(--text-primary);
    --bs-btn-border-radius: var(--radius-pill);
}

/* ── Forms ── */
.form-control,
.form-select {
    background: rgba(10, 10, 10, 0.6);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-control:focus,
.form-select:focus {
    background: rgba(10, 10, 10, 0.75);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.15);
    color: var(--text-primary);
}

.form-control::placeholder { color: var(--text-placeholder); }

.form-label { color: var(--text-primary); font-weight: 600; }

.login-card { color: var(--text-primary); }
.login-card .form-check-label { color: rgba(255, 255, 255, 0.85); }

.auth-tagline {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* ── Tables ── */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
    --bs-table-border-color: var(--border-subtle);
    --bs-table-hover-bg: rgba(255, 107, 0, 0.06);
    --bs-table-striped-bg: rgba(255, 255, 255, 0.02);
}

.table thead th {
    color: var(--text-secondary);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom-color: var(--border-strong);
}

/* ── Modals & dropdowns ── */
.modal-header,
.modal-footer { border-color: var(--border-subtle); }

.dropdown-menu {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
}

.dropdown-item {
    color: var(--text-primary);
    transition: background var(--transition), color var(--transition);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--accent-subtle);
    color: var(--text-primary);
}

/* ── Alerts & badges ── */
.alert-danger { background: rgba(244, 63, 94, 0.12); border-color: rgba(244, 63, 94, 0.25); color: #ffb4b4; }
.alert-success { background: rgba(16, 185, 129, 0.12); border-color: rgba(16, 185, 129, 0.25); color: #86efac; }
.alert-warning { background: rgba(255, 167, 38, 0.12); border-color: rgba(255, 167, 38, 0.25); color: #ffd699; }
.alert-info { background: var(--accent-subtle); border-color: rgba(255, 107, 0, 0.25); color: #ffcc99; }

.badge.bg-primary { background: var(--accent) !important; color: #0a0a0a !important; }
.badge.bg-secondary { background: rgba(255, 255, 255, 0.1) !important; color: var(--text-primary) !important; }

.page-header .text-muted,
.text-muted { color: var(--text-secondary) !important; }

/* ── DataTables ── */
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background: rgba(10, 10, 10, 0.6);
    border: 1px solid var(--border-strong);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.65rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}

div.dataTables_wrapper div.dataTables_info,
.dataTables_wrapper .pagination .page-link { color: var(--text-secondary); }

.dataTables_wrapper .pagination .page-link {
    background: var(--bg-card);
    border-color: var(--border-subtle);
    transition: background var(--transition), border-color var(--transition);
}

.dataTables_wrapper .pagination .page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
    color: #0a0a0a;
}

/* ── Mobile cards ── */
.doc-card,
.list-card {
    border-radius: var(--radius-md);
    padding: 1rem;
}

.doc-card + .doc-card,
.list-card + .list-card { margin-top: 0.75rem; }

.doc-card-title,
.list-card-title { font-weight: 600; word-break: break-word; line-height: 1.35; }

.doc-card-meta,
.list-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.doc-card-actions,
.list-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.doc-card-actions .btn,
.list-card-actions .btn { flex: 1 1 auto; min-width: 7rem; }

.page-toolbar {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.btn-loading { pointer-events: none; opacity: 0.75; }

/* ── Sidebar mobile ── */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 64px 0 0 0;
    background: rgba(10, 10, 10, 0.72);
    backdrop-filter: blur(4px);
    z-index: 1015;
    transition: opacity var(--transition);
}

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

@media (max-width: 991.98px) {
    .app-sidebar {
        position: fixed;
        left: 0;
        top: 64px;
        z-index: 1020;
        height: calc(100vh - 64px);
        transform: translateX(-100%);
        transition: transform var(--transition);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    }
    .app-sidebar.show { transform: translateX(0); }
}

@media (min-width: 576px) {
    .page-toolbar {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

@media (max-width: 767.98px) {
    .app-main { padding: 1rem; min-width: 0; }
    .glass-panel.p-3,
    .glass-panel.p-4 { padding: 0.85rem !important; }

    .container-fluid > .d-flex.justify-content-between.align-items-center,
    .container-fluid .d-flex.justify-content-between.align-items-center.mb-4 {
        flex-direction: column;
        align-items: stretch !important;
        gap: 0.75rem;
    }

    .container-fluid > .d-flex.justify-content-between.align-items-center .btn,
    .container-fluid .d-flex.justify-content-between.align-items-center.mb-4 .btn {
        width: 100%;
    }

    .table-mobile-stack thead { display: none; }

    .table-mobile-stack tbody tr {
        display: block;
        margin-bottom: 0.75rem;
        padding: 0.85rem;
        border: 1px solid var(--border-subtle);
        border-radius: var(--radius-md);
        background: var(--bg-card);
    }

    .table-mobile-stack tbody td {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 0.4rem 0;
        border: 0;
        text-align: right !important;
        word-break: break-word;
    }

    .table-mobile-stack tbody td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-secondary);
        text-align: left;
        flex: 0 0 42%;
    }

    .dataTables_wrapper .dataTables_filter input { width: 100% !important; margin-left: 0 !important; margin-top: 0.35rem; }
    .dataTables_wrapper .row > [class*="col-"] { width: 100%; }
}

@media (min-width: 768px) {
    .table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
}