/* ============================================
   WOVEN MODEL — LICENSING PORTAL
   Complete design system matching wovenmodel.com
   ============================================ */

/* ── CSS Custom Properties ───────────────────── */
:root {
    --color-navy-950: #0a0f1e;
    --color-navy-900: #0d1428;
    --color-navy-800: #111b36;
    --color-navy-700: #162244;
    --color-navy-600: #1c2d56;
    --color-navy-500: #243a6b;
    --color-cyan-400: #22d3ee;
    --color-cyan-500: #06b6d4;
    --color-cyan-600: #0891b2;
    --color-cyan-700: #0e7490;
    --color-white: #ffffff;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    --color-green-400: #34d399;
    --color-green-500: #10b981;
    --color-red-400: #f87171;
    --color-red-500: #ef4444;
    --color-amber-400: #fbbf24;
    --glass-bg: rgba(17, 27, 54, 0.6);
    --glass-border: rgba(34, 211, 238, 0.15);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --glass-blur: blur(16px);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --max-width: 1200px;
    --nav-height: 72px;
    --sidebar-width: 240px;
}

/* ── Reset & Base ────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }
body {
    font-family: var(--font-sans);
    background: var(--color-navy-950);
    color: var(--color-gray-200);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-cyan-400); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-cyan-500); }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.25; color: var(--color-white); }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 800; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }
p { margin-bottom: 1rem; }
.section-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-cyan-400);
    margin-bottom: 0.75rem;
}

/* =============================================
   MAIN SITE STYLES (matches wovenmodel.com)
   ============================================= */

/* ── Navigation ─────────────────────────────── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(10, 15, 30, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--glass-border);
    transition: background var(--transition-normal), box-shadow var(--transition-normal);
}
.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
    letter-spacing: -0.02em;
}
.nav-logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-cyan-400), var(--color-cyan-600));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--color-navy-950);
    flex-shrink: 0;
}
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
    color: var(--color-gray-300);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-cyan-400);
    transition: width var(--transition-normal);
}
.nav-links a:hover { color: var(--color-white); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
    background: linear-gradient(135deg, var(--color-cyan-500), var(--color-cyan-600)) !important;
    color: var(--color-navy-950) !important;
    padding: 0.55rem 1.3rem;
    border-radius: 8px;
    font-weight: 600 !important;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast) !important;
}
.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(6, 182, 212, 0.35);
}
.nav-cta::after { display: none !important; }

@media (max-width: 900px) {
    .nav-links { gap: 1.2rem; }
    .nav-links a { font-size: 0.8rem; }
}

/* ── Buttons (matches wovenmodel.com) ────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    text-decoration: none;
    font-family: var(--font-sans);
}
.btn-primary {
    background: linear-gradient(135deg, var(--color-cyan-500), var(--color-cyan-600));
    color: var(--color-navy-950);
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(6, 182, 212, 0.4);
    color: var(--color-navy-950);
}
.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-gray-600);
}
.btn-secondary:hover {
    border-color: var(--color-cyan-400);
    color: var(--color-cyan-400);
    transform: translateY(-2px);
}
.btn-outline {
    background: transparent;
    border: 1px solid var(--color-gray-600);
    color: var(--color-gray-200);
}
.btn-outline:hover {
    border-color: var(--color-cyan-400);
    color: var(--color-cyan-400);
    transform: translateY(-2px);
}
.btn-sm {
    padding: 0.55rem 1rem;
    font-size: 0.82rem;
    border-radius: 8px;
}
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }
.btn-danger {
    background: var(--color-red-500);
    color: #fff;
}
.btn-danger:hover { background: var(--color-red-400); }

/* ── Footer (matches wovenmodel.com) ─────────── */
.footer {
    background: var(--color-navy-900);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 1.5rem 2rem;
}
.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
}
.footer-brand h4 { font-size: 1.2rem; margin-bottom: 0.5rem; color: var(--color-white); }
.footer-brand p {
    color: var(--color-gray-400);
    font-size: 0.88rem;
    margin-bottom: 1.2rem;
    max-width: 300px;
}
.footer-social { display: flex; gap: 0.75rem; }
.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 1.1rem;
    color: var(--color-gray-400);
}
.footer-social a:hover {
    background: rgba(34, 211, 238, 0.15);
    color: var(--color-cyan-400);
}
.footer-links h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray-400);
    margin-bottom: 1rem;
}
.footer-links ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links a {
    color: var(--color-gray-500);
    font-size: 0.88rem;
    transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-cyan-400); }
.footer-bottom {
    max-width: var(--max-width);
    margin: 2.5rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--color-gray-600);
    font-size: 0.82rem;
}

/* ── Login Page (minimal version) ───────────── */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--color-navy-950);
    padding: 1.5rem;
}
.login-container {
    width: 100%;
    max-width: 380px;
}
.login-box {
    background: var(--color-navy-800);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}
.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}
.login-header .login-icon svg {
    width: 42px;
    height: 42px;
    margin-bottom: 0.5rem;
}
.login-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-white);
    margin: 0 0 0.2rem;
}
.login-subtitle {
    font-size: 0.82rem;
    color: var(--color-gray-500);
    margin: 0;
}
.alert {
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    margin-bottom: 1rem;
}
.alert-error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: var(--color-red-400);
}
.login-footer {
    text-align: center;
    font-size: 0.78rem;
    color: var(--color-gray-600);
    margin-top: 1.2rem;
    margin-bottom: 0;
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 768px) {
    .footer-inner { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
    .footer-brand p { max-width: 100%; }
    .footer-social { justify-content: center; }
}

/* =============================================
   PORTAL-SPECIFIC STYLES
   ============================================= */

/* ── App Layout ─────────────────────────────── */
.app-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    min-height: 100vh;
}

/* ── Sidebar ────────────────────────────────── */
.sidebar {
    background: var(--color-navy-900);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    z-index: 10;
    padding-top: var(--nav-height);
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px;
    border-bottom: 1px solid var(--glass-border);
}
.sidebar-brand svg { width: 36px; height: 36px; flex-shrink: 0; }
.sidebar-brand h2 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-cyan-400);
    letter-spacing: -0.02em;
}
.sidebar-brand small {
    display: block;
    font-size: 10px;
    color: var(--color-gray-500);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}
.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--color-gray-400);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 14px;
    font-weight: 500;
    border-left: 3px solid transparent;
    user-select: none;
}
.sidebar-nav-item:hover {
    background: rgba(34, 211, 238, 0.06);
    color: var(--color-gray-200);
}
.sidebar-nav-item.active {
    background: rgba(34, 211, 238, 0.1);
    color: var(--color-cyan-400);
    border-left-color: var(--color-cyan-400);
}
.sidebar-nav-item svg {
    width: 20px; height: 20px;
    flex-shrink: 0;
    stroke: currentColor;
    fill: none; stroke-width: 2;
    stroke-linecap: round; stroke-linejoin: round;
}
.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--glass-border);
}
.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-gray-200);
    font-size: 13px;
}
.sidebar-user .avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-cyan-500), var(--color-cyan-600));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: var(--color-navy-950);
    flex-shrink: 0;
}
.sidebar-user .user-info { flex: 1; min-width: 0; }
.sidebar-user .user-name {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--color-white);
}
.sidebar-user .user-email {
    font-size: 11px;
    color: var(--color-gray-500);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.logout-btn {
    background: none;
    border: none;
    color: var(--color-gray-500);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
    line-height: 0;
}
.logout-btn:hover { color: var(--color-red-400); }

/* ── Main Content ───────────────────────────── */
.main-content {
    grid-column: 2;
    padding: calc(var(--nav-height) + 2rem) 2rem 2rem;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}
.page-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: -0.02em;
}
.page-header-actions { display: flex; gap: 10px; align-items: center; }
.page { display: none; }
.page.active { display: block; }

/* ── Stats Cards ────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.2rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: border-color var(--transition-normal);
}
.stat-card:hover {
    border-color: rgba(34, 211, 238, 0.3);
    box-shadow: var(--glass-shadow);
}
.stat-card .stat-icon {
    width: 40px; height: 40px;
    border-radius: 8px;
    background: rgba(34, 211, 238, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}
.stat-card .stat-icon svg {
    width: 20px; height: 20px;
    stroke: var(--color-cyan-400);
    fill: none; stroke-width: 2;
    stroke-linecap: round; stroke-linejoin: round;
}
.stat-card .stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}
.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* ── Section Card ───────────────────────────── */
.section-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.section-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-white);
}

/* ── Activity Items ─────────────────────────── */
.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--glass-border);
}
.activity-item:last-child { border-bottom: none; }
.activity-item .activity-icon {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: rgba(34, 211, 238, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.activity-item .activity-icon svg {
    width: 16px; height: 16px;
    stroke: var(--color-cyan-400);
    fill: none; stroke-width: 2;
}
.activity-item .activity-body { flex: 1; }
.activity-item .activity-text { font-size: 14px; color: var(--color-gray-200); }
.activity-item .activity-time { font-size: 12px; color: var(--color-gray-500); margin-top: 2px; }

/* ── Tables ─────────────────────────────────── */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
thead { background: var(--color-navy-700); }
th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-weight: 600;
    color: var(--color-gray-300);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--color-cyan-600);
    white-space: nowrap;
}
td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--glass-border);
    color: var(--color-gray-200);
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(34, 211, 238, 0.03); }
.table-actions { display: flex; gap: 6px; }

/* ── Badges ─────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}
.badge-active, .badge-approved { background: rgba(16, 185, 129, 0.15); color: var(--color-green-400); }
.badge-inactive, .badge-revoked, .badge-blocked { background: rgba(239, 68, 68, 0.12); color: var(--color-red-400); }
.badge-pending { background: rgba(251, 191, 36, 0.15); color: var(--color-amber-400); }
.badge-expired { background: rgba(156, 163, 175, 0.15); color: var(--color-gray-400); }

/* ── Modals ─────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(4px);
}
.modal-overlay.visible { display: flex; }
.modal {
    background: var(--color-navy-800);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: modalIn 0.2s ease-out;
}
@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}
.modal-header h3 { font-size: 1.1rem; font-weight: 600; color: var(--color-white); }
.modal-close {
    background: none; border: none; color: var(--color-gray-500);
    cursor: pointer; padding: 4px; border-radius: 4px;
    font-size: 1.3rem; line-height: 1; transition: color var(--transition-fast);
}
.modal-close:hover { color: var(--color-white); }
.modal-body { padding: 1.5rem; }
.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--glass-border);
}

/* ── Forms ──────────────────────────────────── */
.form-group { margin-bottom: 1.2rem; }
.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gray-200);
    margin-bottom: 0.4rem;
}
.form-group input,
.form-group select {
    width: 100%;
    padding: 0.7rem 0.9rem;
    background: var(--color-navy-800);
    border: 1px solid var(--color-navy-600);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    transition: border-color var(--transition-fast);
    outline: none;
}
.form-group input:focus,
.form-group select:focus {
    border-color: var(--color-cyan-500);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239ca3af' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}
.form-group input::placeholder { color: var(--color-gray-500); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ── Settings ───────────────────────────────── */
.settings-section {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.2rem;
}
.settings-section h3 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; color: var(--color-white); }
.settings-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--glass-border);
}
.settings-row:last-child { border-bottom: none; }
.settings-row .settings-label { font-size: 0.88rem; color: var(--color-gray-200); }
.key-display {
    background: var(--color-navy-800);
    border: 1px solid var(--color-navy-600);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-cyan-400);
    word-break: break-all;
    margin-top: 0.5rem;
}

/* ── Dropdown ───────────────────────────────── */
.dropdown { position: relative; display: inline-block; }
.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 6px;
    background: var(--color-navy-800);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: var(--glass-shadow);
    min-width: 160px;
    z-index: 50;
    display: none;
}
.dropdown-menu.visible { display: block; }
.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    font-size: 14px;
    color: var(--color-gray-200);
    cursor: pointer;
    transition: background var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: var(--font-sans);
}
.dropdown-item:hover {
    background: rgba(34, 211, 238, 0.08);
    color: var(--color-cyan-400);
}
.dropdown-item svg {
    width: 16px; height: 16px;
    stroke: currentColor;
    fill: none; stroke-width: 2;
}

/* ── Toggle Switch ──────────────────────────── */
.toggle {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
    flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: var(--color-gray-700);
    transition: 0.3s;
    border-radius: 22px;
}
.toggle .slider:before {
    content: "";
    position: absolute;
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: var(--color-gray-200);
    transition: 0.3s;
    border-radius: 50%;
}
.toggle input:checked + .slider { background-color: var(--color-cyan-600); }
.toggle input:checked + .slider:before { transform: translateX(18px); }

/* ── Loading / Empty ────────────────────────── */
.loading { text-align: center; padding: 3rem; color: var(--color-gray-500); }
.spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 3px solid var(--color-navy-600);
    border-top-color: var(--color-cyan-400);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state { text-align: center; padding: 3rem 1.5rem; color: var(--color-gray-500); }
.empty-state p { font-size: 0.88rem; }

/* ── Toast Notifications ────────────────────── */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.toast {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1.2rem;
    font-size: 0.88rem;
    box-shadow: var(--glass-shadow);
    animation: slideIn 0.3s ease-out;
    min-width: 280px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-gray-200);
}
.toast-success { border-left: 3px solid var(--color-green-400); }
.toast-error { border-left: 3px solid var(--color-red-400); }
.toast-info { border-left: 3px solid var(--color-cyan-400); }
@keyframes slideIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }

/* ── Responsive ─────────────────────────────── */
@media (max-width: 768px) {
    .app-layout { grid-template-columns: 1fr; }
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        flex-direction: row;
        flex-wrap: wrap;
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
        padding-top: 0;
    }
    .sidebar-brand { width: 100%; }
    .sidebar-nav { display: flex; flex-wrap: wrap; padding: 0; width: 100%; }
    .sidebar-nav-item {
        flex: 1 0 auto;
        border-left: none;
        border-bottom: 2px solid transparent;
        padding: 10px 14px;
        font-size: 12px;
        justify-content: center;
    }
    .sidebar-nav-item.active { border-left-color: transparent; border-bottom-color: var(--color-cyan-400); }
    .sidebar-footer { width: 100%; }
    .main-content { grid-column: 1; margin-left: 0; padding: 1rem; }
    .stats-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
    .form-row { grid-template-columns: 1fr; }
    .modal { max-width: 100%; margin: 10px; }
    .nav-links { display: none; }
}