/* ── LabPolK — Design tokens ── */
:root {
    --ink: #2a1a1a;
    --ink-soft: #5c4545;
    --ink-muted: #8a7373;
    --paper: #faf6f5;
    --paper-alt: #f3e8e6;
    --white: #ffffff;
    --accent: #a83232;
    --accent-light: #c94a4a;
    --accent-dark: #7a2222;
    --gold: #b87a5a;
    --gold-light: #e8c4b0;
    --accent-rgb: 168, 50, 50;
    --border: rgba(42, 26, 26, 0.1);
    --shadow: 0 4px 24px rgba(42, 26, 26, 0.08);
    --shadow-lg: 0 12px 48px rgba(42, 26, 26, 0.12);
    --radius: 12px;
    --radius-lg: 20px;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Outfit', system-ui, sans-serif;
    --header-h: 72px;
    --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    font-weight: 400;
    color: var(--ink);
    background: var(--paper);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    z-index: 9999;
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: var(--white);
    border-radius: var(--radius);
    text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.container {
    width: min(1120px, 92vw);
    margin-inline: auto;
}

/* ── Header ── */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: var(--header-h);
    background: rgba(250, 246, 245, 0.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
}

.brand-mark {
    font-size: 1.5rem;
    color: var(--accent);
    line-height: 1;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-text strong {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.brand-text small {
    font-size: 0.68rem;
    color: var(--ink-muted);
    font-weight: 400;
    max-width: 220px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.nav-menu a {
    display: block;
    padding: 0.5rem 0.85rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--ink-soft);
    text-decoration: none;
    border-radius: 8px;
    transition: color var(--transition), background var(--transition);
}

.nav-menu a:hover { color: var(--accent); background: rgba(var(--accent-rgb), 0.07); }

.nav-cta {
    background: var(--accent) !important;
    color: var(--white) !important;
    margin-left: 0.5rem;
}
.nav-cta:hover { background: var(--accent-dark) !important; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.nav-toggle span {
    display: block;
    width: 24px; height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: var(--transition);
}

/* ── Hero ── */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-h);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(var(--accent-rgb), 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--accent-rgb), 0.05) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 80%);
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}
.hero-glow--1 {
    width: 500px; height: 500px;
    top: -10%; right: -5%;
    background: radial-gradient(circle, rgba(var(--accent-rgb), 0.22), transparent 70%);
}
.hero-glow--2 {
    width: 400px; height: 400px;
    bottom: 5%; left: -8%;
    background: radial-gradient(circle, rgba(184, 122, 90, 0.22), transparent 70%);
}

.hero-content {
    position: relative;
    padding: 4rem 0 6rem;
    max-width: 720px;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.25rem;
    padding: 0.35rem 0.9rem;
    background: rgba(var(--accent-rgb), 0.09);
    border-radius: 999px;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 600;
    line-height: 1.12;
    color: var(--ink);
    margin-bottom: 1.5rem;
}

.hero h1 em {
    font-style: italic;
    color: var(--accent-dark);
}

.hero-lead {
    font-size: 1.125rem;
    color: var(--ink-soft);
    max-width: 560px;
    margin-bottom: 2.25rem;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 999px;
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}
.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-ghost {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
}
.btn-ghost:hover {
    background: rgba(var(--accent-rgb), 0.08);
}

.btn-sm { padding: 0.5rem 1rem; font-size: 0.82rem; }

/* ── Sections ── */
.section {
    padding: 5.5rem 0;
}

.section-alt {
    background: var(--paper-alt);
}

.section-header {
    margin-bottom: 3rem;
    max-width: 640px;
}

.section-tag {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.75rem;
}

.section-header h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

.section-desc {
    color: var(--ink-soft);
    font-size: 1.05rem;
}

/* ── Intro ── */
.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

.intro-text p {
    color: var(--ink-soft);
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.intro-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.info-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: box-shadow var(--transition), transform var(--transition);
}
.info-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.info-icon { font-size: 1.5rem; display: block; margin-bottom: 0.75rem; }

.info-card h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
}

.info-card p {
    font-size: 0.875rem;
    color: var(--ink-muted);
    line-height: 1.5;
}

/* ── Documents ── */
.doc-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 0.45rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--white);
    color: var(--ink-soft);
    cursor: pointer;
    transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.25rem;
}

.doc-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--transition);
}
.doc-card:hover { box-shadow: var(--shadow-lg); }
.doc-card[hidden] { display: none; }

.doc-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.78rem;
}

.doc-type {
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent-dark);
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-weight: 500;
}

.doc-meta time { color: var(--ink-muted); }

.doc-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.doc-card p {
    font-size: 0.9rem;
    color: var(--ink-soft);
    flex: 1;
    margin-bottom: 1.25rem;
}

.doc-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent);
    text-decoration: none;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    transition: gap var(--transition);
}
.doc-download:hover { gap: 0.75rem; color: var(--accent-dark); }

.admin-note {
    margin-top: 2rem;
    font-size: 0.85rem;
    color: var(--ink-muted);
    padding: 1rem 1.25rem;
    background: rgba(184, 122, 90, 0.12);
    border-radius: var(--radius);
    border-left: 3px solid var(--gold);
}
.admin-note code {
    background: rgba(0,0,0,0.06);
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    font-size: 0.82rem;
}

/* ── Forms ── */
.form-layout,
.adesioni-layout {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

.lab-form {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow);
}

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

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

.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--ink-soft);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 0.9rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--paper);
    color: var(--ink);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.14);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}
.form-check input { width: auto; margin-top: 0.25rem; }
.form-check label { margin-bottom: 0; font-size: 0.85rem; }

.form-feedback {
    margin-top: 1rem;
    font-size: 0.9rem;
    min-height: 1.4em;
}
.form-feedback.success { color: var(--accent-dark); }
.form-feedback.error { color: #b83232; }

.form-aside h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    margin-bottom: 1rem;
}

.steps-list {
    padding-left: 1.25rem;
    color: var(--ink-soft);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}
.steps-list li { margin-bottom: 0.5rem; }

.aside-box,
.privacy-box {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.aside-box strong,
.privacy-box h3 {
    font-family: var(--font-serif);
    display: block;
    margin-bottom: 0.5rem;
}

.aside-box p,
.privacy-box ul {
    font-size: 0.9rem;
    color: var(--ink-soft);
}

.privacy-box ul {
    list-style: none;
    margin: 1rem 0 1.25rem;
}
.privacy-box li {
    padding: 0.35rem 0;
    padding-left: 1.25rem;
    position: relative;
    font-size: 0.88rem;
}
.privacy-box li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.privacy-icon {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

/* ── Calendar / Events ── */
.calendar-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.calendar-heading {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gold-light);
}

.event-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.event-card {
    display: flex;
    gap: 1.25rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: box-shadow var(--transition);
}
.event-card:hover { box-shadow: var(--shadow); }

.event-card--upcoming {
    border-left: 4px solid var(--accent);
}

.event-card--past {
    opacity: 0.92;
    border-left: 4px solid var(--gold);
}

.event-date {
    flex-shrink: 0;
    width: 64px;
    text-align: center;
    background: var(--paper);
    border-radius: 8px;
    padding: 0.6rem 0.4rem;
    line-height: 1.1;
}

.event-day {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-dark);
}

.event-month {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ink-muted);
}

.event-year {
    display: block;
    font-size: 0.7rem;
    color: var(--ink-muted);
}

.event-type {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
}

.event-body h4 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    margin: 0.25rem 0 0.5rem;
}

.event-meta {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    font-size: 0.82rem;
    color: var(--ink-muted);
}

.event-body p {
    font-size: 0.88rem;
    color: var(--ink-soft);
    margin: 0.35rem 0;
}

.event-report {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent);
    text-decoration: none;
}
.event-report:hover { text-decoration: underline; }

.event-no-report {
    display: inline-block;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--ink-muted);
    font-style: italic;
}

/* ── People ── */
.people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.person-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}
.person-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.person-avatar {
    width: 72px; height: 72px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.05em;
}

.person-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.person-role {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.person-bio {
    font-size: 0.88rem;
    color: var(--ink-soft);
    line-height: 1.55;
}

/* ── Admin panel ── */
.admin-panel {
    margin-top: 2.5rem;
    background: #3a1515;
    color: var(--paper);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.admin-panel-header h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 0.35rem;
}
.admin-panel-header p {
    font-size: 0.85rem;
    color: rgba(250, 248, 245, 0.6);
    margin-bottom: 1.25rem;
}
.admin-panel-header code {
    background: rgba(255,255,255,0.1);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
}

.admin-login {
    display: flex;
    gap: 0.75rem;
    max-width: 400px;
}
.admin-login input {
    flex: 1;
    padding: 0.6rem 0.9rem;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 8px;
    background: rgba(255,255,255,0.06);
    color: var(--paper);
    font-family: var(--font-sans);
}

.admin-stats {
    font-size: 0.9rem;
    color: var(--gold-light);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.admin-tables {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.admin-table-wrap h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(250,248,245,0.5);
    margin-bottom: 0.75rem;
}

.admin-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 280px;
    overflow-y: auto;
}

.admin-item {
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 0.82rem;
}
.admin-item strong { color: var(--gold-light); }
.admin-item span { color: rgba(250,248,245,0.5); font-size: 0.75rem; }

.admin-empty {
    font-size: 0.85rem;
    color: rgba(250,248,245,0.4);
    font-style: italic;
}

/* ── Footer ── */
.site-footer {
    background: #3a1515;
    color: rgba(250, 248, 245, 0.7);
    padding: 3rem 0 2rem;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: start;
}

.footer-brand strong {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--paper);
    display: block;
    margin-bottom: 0.25rem;
}
.footer-brand p { font-size: 0.85rem; }

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}
.footer-links a {
    color: rgba(250, 248, 245, 0.6);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition);
}
.footer-links a:hover { color: var(--gold-light); }

.footer-copy {
    grid-column: 1 / -1;
    font-size: 0.78rem;
    color: rgba(250, 248, 245, 0.35);
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .intro-grid,
    .form-layout,
    .adesioni-layout,
    .calendar-layout,
    .admin-tables { grid-template-columns: 1fr; }

    .intro-cards { grid-template-columns: 1fr; }

    .nav-toggle { display: flex; }

    .nav-menu {
        position: fixed;
        top: var(--header-h);
        left: 0; right: 0;
        flex-direction: column;
        background: var(--paper);
        border-bottom: 1px solid var(--border);
        padding: 1rem;
        transform: translateY(-110%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition), opacity var(--transition);
    }
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .nav-menu a { padding: 0.75rem 1rem; }
    .nav-cta { margin-left: 0 !important; text-align: center; }

    .form-row { grid-template-columns: 1fr; }

    .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .section { padding: 3.5rem 0; }
    .hero-content { padding: 2.5rem 0 4rem; }
    .brand-text small { display: none; }
}