/* =========================================================
   itslucamacaluso.it — SEO & GEO · restyling "WOW"
   Hero cinematografico scuro (aurora) → corpo chiaro → CTA scura.
   Petrolio + ambra + accento menta (AI). Tipografia sans, niente monospace.
   ========================================================= */

:root {
    --bg:#f7f8f6; --surface:#ffffff; --ink:#0f1a16; --muted:#5c6660; --line:#e4e6e1;
    --accent:#e8a317; --accent-deep:#c9860a; --primary:#0e3b31;
    --ink-dark:#07140f; --ink-dark-2:#0b1f18; --on-dark:#eaf2ee; --on-dark-muted:#93a89f;
    --mint:#6fe0c0; --glass-bg:rgba(255,255,255,0.06); --glass-brd:rgba(255,255,255,0.13);
    --google-blue:#1a4d8f;

    --maxw:1160px; --pad:clamp(1.25rem,5vw,4rem);
    --fd:"Schibsted Grotesk",system-ui,sans-serif;
    --fb:"Hanken Grotesk",system-ui,sans-serif;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--bg); color:var(--ink); font-family:var(--fb); font-size:17px; line-height:1.6; -webkit-font-smoothing:antialiased; }
a { color:var(--accent-deep); text-decoration:none; }
a:hover { color:var(--accent); }
strong { font-weight:700; }
em { font-style:normal; color:var(--accent-deep); }
::selection { background:var(--accent); color:var(--ink); }
:focus-visible { outline:2px solid var(--accent); outline-offset:3px; border-radius:3px; }

.brand-mark { font-family:var(--fd); font-weight:700; font-size:0.95rem; color:var(--bg); background:var(--primary); width:2.1rem; height:2.1rem; display:inline-flex; align-items:center; justify-content:center; border-radius:8px; flex:none; letter-spacing:-0.02em; }

/* ---------- Topbar ---------- */
.topbar { position:sticky; top:0; z-index:50; display:flex; align-items:center; justify-content:space-between; padding:0.85rem var(--pad); background:color-mix(in srgb,var(--bg) 88%,transparent); backdrop-filter:blur(12px); border-bottom:1px solid var(--line); }
.brand { display:inline-flex; align-items:center; gap:0.6rem; color:var(--ink); }
.brand-name { font-family:var(--fd); font-weight:700; font-size:1.05rem; }
.nav { display:flex; align-items:center; gap:1.5rem; }
.nav a { color:var(--ink); font-size:0.95rem; font-weight:500; }
.nav a:hover { color:var(--accent-deep); }
.nav-cta { font-weight:600; font-size:0.88rem; background:var(--primary); color:var(--on-dark); padding:0.5rem 1rem; border-radius:999px; }
.nav-cta:hover { background:var(--ink-dark-2); color:var(--on-dark); }

/* ---------- Etichette / titoli ---------- */
.section-tag, .eyebrow { font-size:0.74rem; font-weight:600; text-transform:uppercase; letter-spacing:0.14em; color:var(--muted); margin:0 0 1rem; }
.section-title { font-family:var(--fd); font-weight:800; font-size:clamp(1.9rem,4.2vw,3rem); line-height:1.06; letter-spacing:-0.025em; margin:0 0 1.1rem; }
.section-lead { color:var(--muted); max-width:46em; margin:0 0 2.2rem; }

/* ---------- Buttons ---------- */
.btn { display:inline-flex; align-items:center; justify-content:center; font-family:var(--fb); font-weight:600; font-size:0.95rem; padding:0.8rem 1.5rem; border-radius:10px; border:1px solid transparent; cursor:pointer; transition:transform .15s ease, background .15s ease, box-shadow .2s ease, color .15s ease; }
.btn-lg { padding:0.95rem 1.8rem; font-size:1rem; }
.btn-accent { background:var(--accent); color:var(--ink); box-shadow:0 8px 24px -8px color-mix(in srgb,var(--accent) 60%,transparent); }
.btn-accent:hover { background:var(--accent-deep); color:var(--ink); transform:translateY(-2px); box-shadow:0 14px 32px -8px color-mix(in srgb,var(--accent) 70%,transparent); }
.btn-glass { background:var(--glass-bg); color:var(--on-dark); border-color:var(--glass-brd); backdrop-filter:blur(6px); }
.btn-glass:hover { background:rgba(255,255,255,0.12); color:var(--on-dark); transform:translateY(-2px); }
.btn-block { width:100%; }
.btn[disabled] { opacity:0.6; cursor:progress; transform:none; }

/* ---------- Aurora ---------- */
.aurora { position:absolute; inset:0; overflow:hidden; pointer-events:none; }
.blob { position:absolute; border-radius:50%; filter:blur(70px); opacity:0.55; }
.blob-a { width:46vw; height:46vw; max-width:620px; max-height:620px; right:-8%; top:-22%; background:radial-gradient(circle,var(--accent),transparent 62%); animation:drift1 18s ease-in-out infinite; }
.blob-b { width:38vw; height:38vw; max-width:520px; max-height:520px; left:-10%; bottom:-26%; background:radial-gradient(circle,var(--mint),transparent 60%); opacity:0.32; animation:drift2 22s ease-in-out infinite; }
.blob-c { width:30vw; height:30vw; max-width:420px; max-height:420px; left:38%; top:8%; background:radial-gradient(circle,var(--primary),transparent 60%); opacity:0.6; animation:drift3 26s ease-in-out infinite; }
@keyframes drift1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-40px,30px)} }
@keyframes drift2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(50px,-30px)} }
@keyframes drift3 { 0%,100%{transform:translate(0,0) scale(1)} 50%{transform:translate(20px,40px) scale(1.1)} }

/* ---------- Hero ---------- */
.hero { position:relative; overflow:hidden; background:linear-gradient(165deg,var(--ink-dark) 0%,var(--ink-dark-2) 60%,var(--primary) 140%); color:var(--on-dark); }
.hero-inner { position:relative; z-index:1; max-width:var(--maxw); margin:0 auto; padding:clamp(3.5rem,8vw,7rem) var(--pad) clamp(4rem,9vw,7.5rem); display:grid; grid-template-columns:1.05fr 0.95fr; gap:clamp(2rem,5vw,4.5rem); align-items:center; }
.hero .eyebrow { color:var(--mint); }
.hero-title { font-family:var(--fd); font-weight:800; font-size:clamp(2.6rem,6.5vw,5rem); line-height:0.98; letter-spacing:-0.04em; margin:0 0 1.5rem; }
.hero-title .accent { color:var(--accent); }
.hero-sub { color:var(--on-dark-muted); max-width:34em; font-size:clamp(1.05rem,1.6vw,1.25rem); margin:0 0 2.2rem; }
.hero-actions { display:flex; flex-wrap:wrap; gap:0.9rem; }
.trust { list-style:none; display:flex; flex-wrap:wrap; gap:1.4rem; padding:0; margin:2.2rem 0 0; }
.trust li { font-size:0.85rem; color:var(--on-dark-muted); display:flex; align-items:center; gap:0.5rem; }
.trust li::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--accent); flex:none; }

/* ---------- Answer card (firma) ---------- */
.answer-card { background:#fff; color:var(--ink); border-radius:20px; padding:1.4rem; width:100%; max-width:430px; justify-self:end; box-shadow:0 34px 90px -34px rgba(0,0,0,0.72), 0 0 0 1px rgba(255,255,255,0.5), 0 0 70px -22px color-mix(in srgb,var(--accent) 50%,transparent); }
.ac-tabs { display:flex; gap:0.25rem; background:var(--bg); border:1px solid var(--line); padding:0.28rem; border-radius:12px; margin-bottom:1.2rem; }
.ac-tab { flex:1; display:inline-flex; align-items:center; justify-content:center; gap:0.45rem; font-family:var(--fb); font-weight:600; font-size:0.85rem; color:var(--muted); background:transparent; border:0; border-radius:9px; padding:0.55rem 0.6rem; cursor:pointer; transition:all .18s ease; }
.ac-tab svg { width:16px; height:16px; }
.ac-tab.is-active { background:#fff; color:var(--ink); box-shadow:0 2px 8px -2px rgba(0,0,0,0.18); }
.ac-tab[data-surface="ai"].is-active { color:#0a6b52; }
.ac-panel { display:grid; gap:0; min-height:208px; align-content:start; animation:fadeIn .35s ease; }
@keyframes fadeIn { from{opacity:0; transform:translateY(6px)} to{opacity:1; transform:none} }

.ac-searchbar { display:flex; align-items:center; gap:0.6rem; background:var(--bg); border:1px solid var(--line); border-radius:999px; padding:0.6rem 1rem; font-size:0.92rem; color:var(--ink); }
.ac-searchbar svg { width:17px; height:17px; color:var(--muted); flex:none; }
.ac-result { padding:1.1rem 0.2rem 0; display:grid; gap:0.3rem; }
.ac-result-top { display:flex; align-items:center; gap:0.45rem; font-size:0.8rem; color:var(--muted); }
.ac-fav { width:16px; height:16px; border-radius:5px; background:linear-gradient(135deg,var(--accent),var(--primary)); flex:none; }
.ac-headline { font-family:var(--fd); font-weight:700; font-size:1.12rem; color:var(--google-blue); margin:0; }
.ac-snippet { font-size:0.9rem; color:var(--muted); margin:0; }
.ac-stars { font-size:0.82rem; color:var(--muted); margin-top:0.15rem; }
.ac-stars .stars { color:#f5b50a; letter-spacing:1px; margin-right:0.35rem; }

.ac-ai-row { display:flex; align-items:center; gap:0.6rem; }
.ac-ai-avatar { width:32px; height:32px; border-radius:50%; background:linear-gradient(135deg,var(--mint),var(--accent)); display:inline-flex; align-items:center; justify-content:center; color:#fff; flex:none; }
.ac-ai-avatar svg { width:17px; height:17px; }
.ac-ai-name { font-weight:600; font-size:0.92rem; }
.ac-ai-bubble { margin-top:0.9rem; background:color-mix(in srgb,var(--mint) 14%,var(--bg)); border:1px solid color-mix(in srgb,var(--mint) 35%,transparent); border-radius:14px 14px 14px 4px; padding:0.85rem 1rem; font-size:0.95rem; line-height:1.5; }

.ac-badge { display:inline-flex; align-items:center; width:fit-content; margin-top:1rem; font-size:0.74rem; font-weight:600; background:color-mix(in srgb,var(--accent) 18%,transparent); color:var(--accent-deep); padding:0.3rem 0.7rem; border-radius:7px; }
.ac-badge-ai { background:color-mix(in srgb,var(--mint) 28%,transparent); color:#0a6b52; }

/* ---------- Servizi ---------- */
.services { max-width:var(--maxw); margin:0 auto; padding:clamp(4rem,9vw,7rem) var(--pad) clamp(2rem,4vw,3rem); }
.service-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:1.2rem; margin-top:1.8rem; }
.service-card { background:var(--surface); border:1px solid var(--line); border-radius:16px; padding:2rem; transition:transform .18s ease, box-shadow .18s ease; }
.service-card:hover { transform:translateY(-3px); box-shadow:0 22px 48px -28px rgba(14,59,49,0.45); }
.sc-key { display:inline-block; font-size:0.7rem; font-weight:600; text-transform:uppercase; letter-spacing:0.08em; color:var(--accent-deep); background:color-mix(in srgb,var(--accent) 14%,transparent); padding:0.3rem 0.65rem; border-radius:7px; margin-bottom:1rem; }
.sc-title { font-family:var(--fd); font-weight:700; font-size:1.35rem; letter-spacing:-0.01em; margin:0 0 0.5rem; }
.sc-desc { color:var(--muted); margin:0; }
.services-cta { margin-top:2.2rem; }

/* ---------- Metodo ---------- */
.method { max-width:var(--maxw); margin:0 auto; padding:clamp(3rem,6vw,4.5rem) var(--pad); }
.steps { list-style:none; display:grid; grid-template-columns:repeat(3,1fr); gap:1.6rem; padding:0; margin:1.8rem 0 0; }
.step { position:relative; padding-top:0.5rem; }
.step-n { font-family:var(--fd); font-weight:800; font-size:2.6rem; line-height:1; color:transparent; -webkit-text-stroke:1.5px var(--accent); letter-spacing:-0.03em; display:block; margin-bottom:0.6rem; }
.step-title { font-family:var(--fd); font-weight:700; font-size:1.25rem; margin:0 0 0.4rem; }
.step-desc { color:var(--muted); margin:0; }

/* ---------- Portfolio ---------- */
.portfolio { max-width:var(--maxw); margin:0 auto; padding:clamp(3.5rem,8vw,6rem) var(--pad); }
.portfolio-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; }
.portfolio-card { background:linear-gradient(180deg,var(--surface),#fbfcfb); border:1px solid var(--line); border-radius:16px; padding:1.8rem; display:flex; flex-direction:column; gap:0.7rem; transition:transform .18s ease, box-shadow .18s ease; }
.portfolio-card:hover { transform:translateY(-4px); box-shadow:0 24px 50px -26px rgba(14,59,49,0.45); }
.pf-head { display:flex; align-items:baseline; justify-content:space-between; gap:0.6rem; }
.pf-name { font-family:var(--fd); font-weight:800; font-size:1.5rem; margin:0; letter-spacing:-0.02em; }
.pf-tag { font-size:0.68rem; font-weight:600; text-transform:uppercase; letter-spacing:0.06em; color:var(--accent-deep); text-align:right; }
.pf-desc { color:var(--muted); margin:0; flex:1; }
.pf-link { font-weight:600; font-size:0.9rem; margin-top:0.4rem; }

/* ---------- FAQ ---------- */
.faq { max-width:var(--maxw); margin:0 auto; padding:clamp(3.5rem,8vw,6rem) var(--pad); }
.faq-list { display:grid; gap:0.7rem; margin-top:1.6rem; }
.faq-item { background:var(--surface); border:1px solid var(--line); border-radius:13px; padding:0 1.3rem; }
.faq-item summary { cursor:pointer; list-style:none; padding:1.15rem 0; font-family:var(--fd); font-weight:700; font-size:1.08rem; display:flex; justify-content:space-between; align-items:center; gap:1rem; }
.faq-item summary::-webkit-details-marker { display:none; }
.faq-item summary::after { content:"+"; color:var(--accent-deep); font-size:1.4rem; font-weight:400; transition:transform .2s ease; }
.faq-item[open] summary::after { transform:rotate(45deg); }
.faq-item p { color:var(--muted); margin:0 0 1.2rem; }

/* ---------- Contatto ---------- */
.contact { position:relative; overflow:hidden; background:linear-gradient(200deg,var(--primary) -20%,var(--ink-dark-2) 50%,var(--ink-dark) 100%); color:var(--on-dark); }
.aurora-soft .blob { opacity:0.3; }
.contact-inner { position:relative; z-index:1; max-width:var(--maxw); margin:0 auto; padding:clamp(4rem,9vw,6.5rem) var(--pad); display:grid; grid-template-columns:1fr 1.05fr; gap:clamp(2rem,6vw,5rem); align-items:center; }
.contact-title { font-family:var(--fd); font-weight:800; font-size:clamp(2.2rem,5vw,3.4rem); line-height:1.02; letter-spacing:-0.03em; margin:0 0 1.2rem; }
.contact-intro p { color:var(--on-dark-muted); max-width:32em; }
.contact-direct { margin-top:1.6rem; font-size:0.95rem; }
.contact-direct a { font-weight:600; color:var(--mint); }
.contact-direct a:hover { color:var(--accent); }

.lead-form { background:var(--surface); color:var(--ink); border-radius:18px; padding:1.8rem; display:grid; gap:1.05rem; box-shadow:0 30px 70px -30px rgba(0,0,0,0.6); }
.field { display:grid; gap:0.4rem; }
.field label { font-weight:600; font-size:0.84rem; color:var(--ink); }
.field .opt { color:var(--muted); font-weight:400; }
.field input, .field select, .field textarea { font-family:var(--fb); font-size:1rem; color:var(--ink); background:var(--bg); border:1px solid var(--line); border-radius:9px; padding:0.72rem 0.9rem; width:100%; }
.field textarea { resize:vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline:none; border-color:var(--accent); box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent); }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color:#c0392b; }
.hp { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }
.form-status { font-size:0.9rem; font-weight:500; margin:0.2rem 0 0; min-height:1.2em; }
.form-status.ok { color:var(--primary); }
.form-status.err { color:#c0392b; }

/* ---------- Footer ---------- */
.footer { max-width:var(--maxw); margin:0 auto; padding:2.5rem var(--pad); display:flex; align-items:center; justify-content:space-between; gap:1.5rem; flex-wrap:wrap; }
.footer-left { display:flex; align-items:center; gap:0.8rem; }
.footer-name { font-family:var(--fd); font-weight:700; margin:0; }
.footer-meta { font-size:0.84rem; color:var(--muted); margin:0.1rem 0 0; }
.footer-right { display:flex; gap:1.4rem; }
.footer-right a { font-size:0.9rem; font-weight:500; color:var(--ink); }
.footer-right a:hover { color:var(--accent-deep); }

/* ---------- Reveal ---------- */
.reveal { opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity:1; transform:none; }

/* ---------- Responsive ---------- */
@media (max-width:920px) {
    .hero-inner { grid-template-columns:1fr; }
    .answer-card { justify-self:stretch; max-width:100%; margin-top:0.5rem; }
    .portfolio-grid { grid-template-columns:1fr 1fr; }
    .contact-inner { grid-template-columns:1fr; }
}
@media (max-width:760px) {
    .service-grid { grid-template-columns:1fr; }
    .steps { grid-template-columns:1fr; gap:1.8rem; }
}
@media (max-width:560px) {
    .nav { gap:0.8rem; }
    .nav a:not(.nav-cta) { display:none; }
    .portfolio-grid { grid-template-columns:1fr; }
    .footer { flex-direction:column; align-items:flex-start; }
    .trust { gap:0.9rem 1.2rem; }
}
@media (prefers-reduced-motion:reduce) {
    html { scroll-behavior:auto; }
    .reveal { opacity:1; transform:none; transition:none; }
    .blob { animation:none; }
    .btn, .service-card, .portfolio-card { transition:none; }
    .ac-panel { animation:none; }
}