/* ═══════════════════════════════════════════════════════
   Sistem Inventori Gudang UMKM — Modern Dark Theme
   ═══════════════════════════════════════════════════════ */

:root {
    --bg-body: #0b0e14;
    --bg-surface: #141821;
    --bg-card: #1a1f2e;
    --bg-card-hover: #212738;
    --bg-input: #121620;
    --bg-nav: #0f1320;
    --border: #262d3d;
    --border-light: #2e364a;
    --accent: #06b6d4;
    --accent-dim: #0891b2;
    --accent-glow: rgba(6, 182, 212, 0.15);
    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --text: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.5);
    --transition: 0.2s ease;
}

* { box-sizing: border-box; }

body {
    background: var(--bg-body);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ─── Navbar ─── */
.app-nav {
    background: var(--bg-nav);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 1030;
}

.app-nav .navbar-brand {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
    color: var(--accent) !important;
}

.app-nav .nav-link {
    color: var(--text-secondary) !important;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.85rem !important;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.app-nav .nav-link:hover {
    color: var(--text) !important;
    background: rgba(255,255,255,0.05);
}

.app-nav .nav-link.active {
    color: var(--accent) !important;
    background: var(--accent-glow);
}

.app-nav .navbar-toggler {
    border-color: var(--border);
}

.app-nav .navbar-toggler-icon {
    filter: invert(1);
}

.user-badge {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.35rem 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
}

.user-badge .company-name {
    color: var(--accent);
    font-weight: 600;
}

.user-badge .user-name {
    color: var(--text-secondary);
}

/* ─── Cards ─── */
.app-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.app-card:hover {
    border-color: var(--border-light);
}

.app-card .card-body {
    padding: 1.25rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
}

.stat-card.accent::before { background: var(--accent); }
.stat-card.success::before { background: var(--success); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.danger::before { background: var(--danger); }

.stat-card .stat-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1;
    font-family: 'JetBrains Mono', 'Fira Code', monospace, sans-serif;
}

.stat-card.accent .stat-value { color: var(--accent); }
.stat-card.success .stat-value { color: var(--success); }
.stat-card.warning .stat-value { color: var(--warning); }
.stat-card.danger .stat-value { color: var(--danger); }

/* ─── Tables ─── */
.table-dark-custom {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text);
    --bs-table-hover-bg: rgba(255,255,255,0.03);
    --bs-table-border-color: var(--border);
}

.table-dark-custom thead th {
    background: var(--bg-surface);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border);
    padding: 0.75rem;
    white-space: nowrap;
}

.table-dark-custom tbody td {
    border-bottom: 1px solid var(--border);
    padding: 0.65rem 0.75rem;
    vertical-align: middle;
    font-size: 0.875rem;
}

.table-dark-custom tbody tr {
    transition: var(--transition);
}

.table-dark-custom tbody tr:hover {
    background: rgba(255,255,255,0.02);
}

.table-dark-custom tbody tr.table-muted {
    opacity: 0.5;
}

/* ─── Forms ─── */
.form-control-dark,
.form-select-dark {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
    transition: var(--transition);
}

.form-control-dark:focus,
.form-select-dark:focus {
    background: var(--bg-input);
    border-color: var(--accent);
    color: var(--text);
    box-shadow: 0 0 0 3px var(--accent-glow);
    outline: none;
}

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

.form-label-dark {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
}

.form-text-dark {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ─── Buttons ─── */
.btn-accent {
    background: var(--accent);
    color: #000;
    border: none;
    font-weight: 600;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    padding: 0.5rem 1.25rem;
    transition: var(--transition);
}

.btn-accent:hover {
    background: var(--accent-dim);
    color: #000;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.btn-outline-dark-custom {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.8rem;
    padding: 0.4rem 0.85rem;
    transition: var(--transition);
}

.btn-outline-dark-custom:hover {
    color: var(--text);
    border-color: var(--text-muted);
    background: rgba(255,255,255,0.04);
}

.btn-outline-dark-custom.active {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-glow);
}

.btn-danger-custom {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-danger-custom:hover {
    background: var(--danger);
    color: #fff;
}

.btn-success-custom {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-success-custom:hover {
    background: var(--success);
    color: #fff;
}

.btn-warning-custom {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.btn-logout {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.35rem 0.85rem;
    transition: var(--transition);
}

.btn-logout:hover {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}

/* ─── Badges ─── */
.badge-active {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 50px;
    padding: 0.25rem 0.65rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-inactive {
    background: rgba(100, 116, 139, 0.12);
    color: var(--text-muted);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 50px;
    padding: 0.25rem 0.65rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-masuk {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 50px;
    padding: 0.2rem 0.55rem;
    font-size: 0.7rem;
    font-weight: 600;
}

.badge-keluar {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 50px;
    padding: 0.2rem 0.55rem;
    font-size: 0.7rem;
    font-weight: 600;
}

/* ─── Alerts ─── */
.alert-dark-custom {
    border-radius: var(--radius);
    font-size: 0.875rem;
    padding: 0.85rem 1rem;
    border: 1px solid;
}

.alert-success-custom {
    background: var(--success-bg);
    color: var(--success);
    border-color: rgba(34, 197, 94, 0.2);
}

.alert-danger-custom {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.2);
}

/* ─── Page Headers ─── */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.page-header .subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.page-header .company-tag {
    color: var(--accent);
    font-weight: 600;
}

/* ─── Code / Numbers ─── */
.code-text {
    font-family: 'JetBrains Mono', 'Fira Code', monospace, sans-serif;
    font-size: 0.8rem;
    color: var(--accent);
    background: rgba(6, 182, 212, 0.08);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
}

.num-text {
    font-family: 'JetBrains Mono', 'Fira Code', monospace, sans-serif;
    font-size: 0.85rem;
}

/* ─── Modal ─── */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius);
}

.modal-header {
    border-bottom-color: var(--border);
    padding: 1rem 1.25rem;
}

.modal-header .modal-title {
    font-weight: 600;
    font-size: 1.05rem;
}

.modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.modal-body {
    padding: 1.25rem;
}

.modal-footer {
    border-top-color: var(--border);
    padding: 1rem 1.25rem;
}

/* ─── Login Card ─── */
.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow-lg), 0 0 60px rgba(6, 182, 212, 0.05);
    overflow: hidden;
}

.login-card .login-header {
    text-align: center;
    padding: 2rem 2rem 1rem;
}

.login-card .login-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 0.35rem;
}

.login-card .login-header .accent-dot {
    color: var(--accent);
}

.login-card .login-header p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.login-card .login-body {
    padding: 0 2rem 2rem;
}

.login-card .btn-accent {
    width: 100%;
    padding: 0.65rem;
    font-size: 0.95rem;
}

/* ─── Pagination ─── */
.pagination .page-link {
    background: var(--bg-card);
    border-color: var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 0.35rem 0.65rem;
    margin: 0 2px;
    border-radius: var(--radius-sm) !important;
    transition: var(--transition);
}

.pagination .page-link:hover {
    background: var(--bg-card-hover);
    color: var(--text);
}

.pagination .page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
    color: #000;
}

.pagination .page-item.disabled .page-link {
    background: transparent;
    border-color: var(--border);
    color: var(--text-muted);
}

/* ─── Filter Panel ─── */
.filter-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
}

/* ─── Subtotal / Total ─── */
.subtotal-col {
    font-family: 'JetBrains Mono', 'Fira Code', monospace, sans-serif;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.total-display {
    font-family: 'JetBrains Mono', 'Fira Code', monospace, sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
}

.item-satuan {
    color: var(--text-secondary);
    font-size: 0.875rem;
    white-space: nowrap;
}

.item-satuan.text-muted {
    color: var(--text-secondary) !important;
}

.item-stok {
    color: var(--text-secondary) !important;
    font-family: 'JetBrains Mono', 'Fira Code', monospace, sans-serif;
    font-size: 0.8rem;
}

/* Bootstrap form controls used by transaction tables */
.form-select.form-select-sm,
.form-control.form-control-sm {
    background-color: var(--bg-input);
    border-color: var(--border);
    color: var(--text);
}

.form-select.form-select-sm:focus,
.form-control.form-control-sm:focus {
    background-color: var(--bg-input);
    border-color: var(--accent);
    color: var(--text);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-select.form-select-sm option {
    background: var(--bg-card);
    color: var(--text);
}

.table-dark-custom thead th,
.table-dark-custom tbody td {
    color: var(--text);
}

.table-dark-custom .text-muted {
    color: var(--text-muted) !important;
}

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-body);
}
::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ─── Responsive ─── */
@media (max-width: 767.98px) {
    .stat-card .stat-value { font-size: 1.35rem; }
    .user-badge { font-size: 0.75rem; padding: 0.25rem 0.5rem; }
    .login-card .login-header { padding: 1.5rem 1.25rem 0.75rem; }
    .login-card .login-body { padding: 0 1.25rem 1.5rem; }
}

/* ─── Reduce motion ─── */
@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
}