/* ============================================================
   LAB — Area privata
   Design system: Warm Editorial (Fraunces + DM Sans)
   ============================================================ */

:root {
    --bg: #F8F5EF;
    --surface: #FFFFFF;
    --text: #1C1917;
    --text-muted: #57534E;
    --text-light: #78716C;
    --accent: #0F3460;
    --accent-warm: #C2410C;
    --border: #E7E3D8;
    --border-dark: #1C1917;
    --bg-alt: #EEEADF;
    --font-serif: 'Fraunces', Georgia, serif;
    --font-sans: 'DM Sans', system-ui, sans-serif;
    --sp-xs: 0.5rem;
    --sp-sm: 1rem;
    --sp-md: 2rem;
    --sp-lg: 4rem;
    --ease-fast: 0.2s ease;
    --ease-smooth: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
    --radius: 6px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* ---- Layout ---- */

.lab-wrap {
    max-width: 960px;
    margin: 0 auto;
    padding: var(--sp-md) var(--sp-sm);
    min-height: 100vh;
}

.lab-wrap--narrow {
    max-width: 440px;
}

/* ---- Back link ---- */

.back-home {
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: var(--sp-md);
    transition: color var(--ease-fast);
}
.back-home:hover { color: var(--text); }

/* ---- Header ---- */

.lab-header {
    margin-bottom: var(--sp-md);
}

.lab-header h1 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.lab-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.lab-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--sp-sm);
    margin-bottom: var(--sp-md);
}

.lab-user-info {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.lab-user-info strong {
    color: var(--text);
}

/* ---- Cards ---- */

.lab-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--sp-md);
}

/* ---- Forms ---- */

.lab-form-group {
    margin-bottom: 1.25rem;
}

.lab-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.lab-input {
    width: 100%;
    padding: 0.7rem 0.85rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    transition: border-color var(--ease-fast);
    outline: none;
}
.lab-input:focus {
    border-color: var(--accent);
}

.lab-input--otp {
    text-align: center;
    font-size: 1.8rem;
    font-family: var(--font-serif);
    letter-spacing: 0.5em;
    padding: 0.8rem;
}

.lab-select {
    width: 100%;
    padding: 0.7rem 0.85rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    outline: none;
    cursor: pointer;
}

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

.lab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    padding: 0.7rem 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--ease-fast);
    text-decoration: none;
}

.lab-btn--primary {
    background: var(--accent);
    color: #fff;
}
.lab-btn--primary:hover {
    background: #0a2444;
}

.lab-btn--warm {
    background: var(--accent-warm);
    color: #fff;
}
.lab-btn--warm:hover {
    background: #a33a0a;
}

.lab-btn--outline {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}
.lab-btn--outline:hover {
    background: var(--accent);
    color: #fff;
}

.lab-btn--small {
    padding: 0.4rem 0.9rem;
    font-size: 0.85rem;
}

.lab-btn--full {
    width: 100%;
}

.lab-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ---- Alerts ---- */

.lab-alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    display: none;
}

.lab-alert--error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.lab-alert--success {
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.lab-alert--info {
    background: #eff6ff;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

.lab-alert.is-visible {
    display: block;
}

/* ---- App Grid (dashboard) ---- */

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
    gap: 1.25rem;
}

.app-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    position: relative;
    transition: box-shadow var(--ease-smooth), transform var(--ease-smooth);
}
.app-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transform: translateY(-2px);
}

.app-card__icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.app-card__name {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.app-card__desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.app-card__link {
    color: var(--accent);
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--ease-fast);
}
.app-card__link:hover {
    color: var(--accent-warm);
}

/* ---- Admin Tables ---- */

.lab-table-wrap {
    overflow-x: auto;
    margin-bottom: var(--sp-md);
}

.lab-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.lab-table th,
.lab-table td {
    text-align: left;
    padding: 0.65rem 0.85rem;
    border-bottom: 1px solid var(--border);
}

.lab-table th {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.lab-table tr:hover td {
    background: var(--bg-alt);
}

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

.lab-badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.lab-badge--admin {
    background: var(--accent);
    color: #fff;
}

.lab-badge--client {
    background: var(--bg-alt);
    color: var(--text-muted);
}

/* ---- Modal/Inline form ---- */

.lab-inline-form {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    display: none;
}

.lab-inline-form.is-visible {
    display: block;
}

.lab-inline-form h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.lab-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* ---- Tabs (admin) ---- */

.lab-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
    margin-bottom: var(--sp-md);
}

.lab-tab {
    padding: 0.65rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--ease-fast);
}

.lab-tab:hover {
    color: var(--text);
}

.lab-tab.is-active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.lab-tab-panel {
    display: none;
}

.lab-tab-panel.is-active {
    display: block;
}

/* ---- Empty state ---- */

.lab-empty {
    text-align: center;
    padding: var(--sp-lg) var(--sp-md);
    color: var(--text-muted);
}

.lab-empty p {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

/* ---- Spinner ---- */

.lab-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: lab-spin 0.6s linear infinite;
}

@keyframes lab-spin {
    to { transform: rotate(360deg); }
}

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

@media (max-width: 640px) {
    .lab-wrap { padding: var(--sp-sm); }
    .lab-header h1 { font-size: 1.5rem; }
    .lab-form-row { grid-template-columns: 1fr; }
    .app-grid { grid-template-columns: 1fr; }
    .lab-topbar { flex-direction: column; align-items: flex-start; }
}