/* ==========================================================================
   Stampa Eventi — design system
   Archetype: event_material_wall · editorial ink-on-paper print studio
   ========================================================================== */

:root {
  --ink: #15130f;
  --ink-soft: #4a463d;
  --paper: #f6f2e9;
  --paper-2: #efe9db;
  --card: #fffdf7;
  --line: #ddd5c4;
  --line-strong: #c8bda6;
  --accent: #c2410c;        /* stampa orange */
  --accent-2: #1d4044;      /* teal ink */
  --accent-soft: #f6dccb;
  --gold: #b08400;
  --shadow: 0 1px 0 rgba(21,19,15,.04), 0 18px 40px -28px rgba(21,19,15,.45);
  --shadow-lg: 0 30px 70px -40px rgba(21,19,15,.55);
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1180px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Helvetica Neue", Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.12; margin: 0; letter-spacing: -.01em; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--sans);
  font-size: .72rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--accent-2); font-weight: 700;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--accent); display: inline-block;
}

.section { padding: 84px 0; position: relative; }
.section-head { max-width: 660px; margin-bottom: 42px; }
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.7rem); margin: 14px 0 12px; }
.section-head p { color: var(--ink-soft); font-size: 1.05rem; margin: 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--sans); font-weight: 700; font-size: .95rem;
  padding: 14px 24px; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 12px 26px -14px var(--accent); }
.btn-primary:hover { transform: translateY(-2px); text-decoration: none; box-shadow: 0 18px 34px -16px var(--accent); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); text-decoration: none; background: var(--card); }

/* ---------- scroll progress -------------------------------------------- */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  z-index: 200; transition: width .08s linear;
}

/* ---------- header ------------------------------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 120;
  background: rgba(246,242,233,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--serif); font-weight: 700; font-size: 1.18rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 9px; flex: none;
  background: var(--ink); color: var(--paper);
  display: grid; place-items: center; font-family: var(--serif); font-weight: 700; font-size: 1.1rem;
  box-shadow: inset 0 0 0 2px var(--accent);
}
.brand small { display: block; font-family: var(--sans); font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-soft); font-weight: 600; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--ink-soft); font-size: .92rem; font-weight: 600; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-cta { display: inline-flex; }
.nav-toggle { display: none; }

/* ---------- hero: material wall ---------------------------------------- */
.hero { padding: 56px 0 70px; position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero-copy h1 { font-size: clamp(2.2rem, 5.2vw, 3.8rem); margin: 18px 0 18px; }
.hero-copy h1 em { font-style: italic; color: var(--accent); }
.hero-copy p.lede { font-size: 1.12rem; color: var(--ink-soft); max-width: 520px; margin: 0 0 26px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }
.hero-meta { display: flex; gap: 26px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 20px; }
.hero-meta div { font-size: .86rem; color: var(--ink-soft); }
.hero-meta strong { display: block; font-family: var(--serif); font-size: 1.15rem; color: var(--ink); }

/* the wall */
.wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 96px;
  gap: 12px;
}
.wall figure {
  margin: 0; position: relative; overflow: hidden; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--card); box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.wall figure:hover { transform: translateY(-4px) rotate(-.6deg); box-shadow: var(--shadow-lg); z-index: 2; }
.wall figure img { width: 100%; height: 100%; object-fit: cover; }
.wall .tall { grid-row: span 2; }
.wall .wide { grid-column: span 2; }
.wall figure figcaption {
  position: absolute; left: 8px; bottom: 8px;
  background: rgba(21,19,15,.82); color: var(--paper);
  font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  padding: 4px 9px; border-radius: 6px; opacity: 0; transform: translateY(6px);
  transition: opacity .25s ease, transform .25s ease;
}
.wall figure:hover figcaption { opacity: 1; transform: none; }

/* ---------- marquee ticker -------------------------------------------- */
.ticker {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--ink); color: var(--paper); overflow: hidden; white-space: nowrap;
}
.ticker__track {
  display: inline-flex; gap: 44px; padding: 13px 0; align-items: center;
  animation: ticker 28s linear infinite;
}
.ticker__track span { font-size: .82rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 600; color: rgba(246,242,233,.85); }
.ticker__track span::before { content: "◆"; color: var(--accent); margin-right: 18px; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- product matrix -------------------------------------------- */
.matrix-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: start; }
.matrix-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.mcard {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow); position: relative;
  transition: transform .2s ease, border-color .2s ease;
}
.mcard::after {
  content: ""; position: absolute; left: 22px; right: 22px; bottom: 0; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.mcard:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.mcard:hover::after { transform: scaleX(1); }
.mcard .num { font-family: var(--serif); font-size: .8rem; color: var(--accent); font-weight: 700; letter-spacing: .1em; }
.mcard h3 { font-size: 1.15rem; margin: 6px 0 8px; }
.mcard p { margin: 0; font-size: .92rem; color: var(--ink-soft); }
.mcard ul { margin: 12px 0 0; padding: 0; list-style: none; }
.mcard li { font-size: .82rem; color: var(--ink-soft); padding-left: 16px; position: relative; margin-bottom: 4px; }
.mcard li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }

.matrix-media { position: sticky; top: 96px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-lg); }
.matrix-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/5; }

/* ---------- pack comparison (tabs) ------------------------------------ */
.packs { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.segmented {
  display: inline-flex; background: var(--card); border: 1px solid var(--line-strong);
  border-radius: 999px; padding: 5px; gap: 4px; margin-bottom: 34px; flex-wrap: wrap;
}
.segmented button {
  font-family: var(--sans); font-weight: 700; font-size: .9rem;
  border: none; background: transparent; color: var(--ink-soft);
  padding: 10px 20px; border-radius: 999px; cursor: pointer; transition: all .2s ease;
}
.segmented button[aria-selected="true"] { background: var(--ink); color: var(--paper); }
.segmented button:hover { color: var(--ink); }
.segmented button[aria-selected="true"]:hover { color: var(--paper); }

.pack-panel { display: none; }
.pack-panel.is-active { display: block; animation: fade .35s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.compare {
  display: grid; grid-template-columns: 1.3fr repeat(3, 1fr);
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow);
}
.compare .row { display: contents; }
.compare .cell {
  padding: 16px 18px; border-bottom: 1px solid var(--line); font-size: .9rem; color: var(--ink-soft);
}
.compare .head .cell { background: var(--paper-2); font-weight: 700; color: var(--ink); font-family: var(--serif); }
.compare .cell.feat { font-weight: 600; color: var(--ink); }
.compare .cell.center { text-align: center; }
.compare .yes { color: var(--accent-2); font-weight: 800; }
.compare .no { color: var(--line-strong); }
.compare .row:last-child .cell { border-bottom: none; }

.pack-note { margin-top: 16px; font-size: .82rem; color: var(--ink-soft); }

/* comparison blocks (side cards) */
.compare-blocks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.cblock { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.cblock.featured { border-color: var(--accent); box-shadow: 0 24px 50px -30px var(--accent); }
.cblock .tag { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--accent); }
.cblock h3 { font-size: 1.25rem; margin: 8px 0 6px; }
.cblock p { font-size: .9rem; color: var(--ink-soft); margin: 0 0 14px; }
.cblock ul { margin: 0; padding: 0; list-style: none; }
.cblock li { font-size: .86rem; padding: 7px 0 7px 22px; position: relative; border-top: 1px dashed var(--line); }
.cblock li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-2); font-weight: 800; }

/* ---------- production checklist / timeline ---------------------------- */
.checklist-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 46px; align-items: start; }
.checklist-media { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-lg); position: sticky; top: 96px; }
.checklist-media img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }

.timeline { position: relative; padding-left: 36px; }
.timeline::before { content: ""; position: absolute; left: 11px; top: 8px; bottom: 8px; width: 2px; background: var(--line-strong); }
.tstep { position: relative; padding: 0 0 30px; }
.tstep:last-child { padding-bottom: 0; }
.tstep .dot {
  position: absolute; left: -36px; top: 2px; width: 24px; height: 24px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--accent); color: var(--accent);
  display: grid; place-items: center; font-size: .75rem; font-weight: 800; font-family: var(--serif);
}
.tstep h3 { font-size: 1.1rem; margin: 0 0 6px; }
.tstep p { margin: 0; font-size: .92rem; color: var(--ink-soft); }

/* ---------- FAQ accordion ---------------------------------------------- */
.faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; align-items: start; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  font-family: var(--serif); font-size: 1.08rem; font-weight: 700; color: var(--ink);
  padding: 20px 44px 20px 0; position: relative;
}
.faq-q::after {
  content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font-family: var(--sans); font-size: 1.5rem; color: var(--accent); transition: transform .25s ease;
}
.faq-q[aria-expanded="true"]::after { transform: translateY(-50%) rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a.open { max-height: 480px; }
html.no-js .faq-a, html:not(.js) .faq-a { max-height: none; }
.faq-a p { margin: 0 0 20px; color: var(--ink-soft); font-size: .96rem; }

/* ---------- contact ---------------------------------------------------- */
.contact { background: var(--ink); color: var(--paper); }
.contact h2 { color: var(--paper); }
.contact .section-head p { color: rgba(246,242,233,.72); }
.contact .eyebrow { color: var(--accent-soft); }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }
.contact-info { display: grid; gap: 18px; }
.cinfo-item { border: 1px solid rgba(246,242,233,.16); border-radius: var(--radius-sm); padding: 16px 18px; background: rgba(246,242,233,.04); }
.cinfo-item span { display: block; font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-soft); font-weight: 700; margin-bottom: 5px; }
.cinfo-item a, .cinfo-item p { color: var(--paper); font-size: .98rem; margin: 0; }
.contact-media { border-radius: var(--radius); overflow: hidden; margin-top: 6px; border: 1px solid rgba(246,242,233,.14); }
.contact-media img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

form { display: grid; gap: 14px; background: var(--card); padding: 26px; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { font-size: .82rem; font-weight: 700; color: var(--ink); display: block; margin-bottom: 6px; }
input, textarea {
  width: 100%; font-family: var(--sans); font-size: .95rem; color: var(--ink);
  padding: 12px 14px; border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  background: var(--paper); transition: border-color .2s ease, box-shadow .2s ease;
}
input:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: .78rem; color: var(--ink-soft); }
.form-status { font-size: .88rem; font-weight: 600; min-height: 1.2em; }
.form-status.ok { color: var(--accent-2); }

/* ---------- footer ----------------------------------------------------- */
.site-footer { background: var(--paper-2); border-top: 1px solid var(--line); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; margin-bottom: 34px; }
.footer-brand p { color: var(--ink-soft); font-size: .9rem; max-width: 320px; margin: 14px 0 0; }
.footer-col h4 { font-family: var(--sans); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 14px; }
.footer-col a, .footer-col p { display: block; color: var(--ink); font-size: .9rem; margin-bottom: 9px; }
.footer-legal { border-top: 1px solid var(--line); padding-top: 22px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer-legal p { font-size: .8rem; color: var(--ink-soft); margin: 0; }
.footer-legal .legal-ids { display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- legal pages ------------------------------------------------ */
.legal-hero { background: var(--paper-2); border-bottom: 1px solid var(--line); padding: 60px 0 40px; }
.legal-hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 14px 0 10px; }
.legal-hero p { color: var(--ink-soft); margin: 0; }
.legal-body { padding: 56px 0 84px; }
.legal-body .wrap { max-width: 820px; }
.legal-body h2 { font-size: 1.4rem; margin: 36px 0 12px; }
.legal-body h3 { font-size: 1.08rem; margin: 24px 0 8px; }
.legal-body p, .legal-body li { color: var(--ink-soft); font-size: .98rem; }
.legal-body ul { padding-left: 20px; }
.legal-body li { margin-bottom: 7px; }
.legal-toc { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; margin-bottom: 30px; }
.legal-toc h2 { margin-top: 0; font-size: 1rem; }
.legal-toc ol { margin: 0; padding-left: 20px; }
.legal-toc a { font-size: .92rem; }

/* ---------- reveal animation (non-essential) -------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
/* fallback: if JS is unavailable, content stays fully visible */
html.no-js .reveal, html:not(.js) .reveal { opacity: 1; transform: none; transition: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker__track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ------------------------------------------------- */
@media (max-width: 920px) {
  .hero-grid, .matrix-layout, .checklist-layout, .faq-layout, .contact-layout { grid-template-columns: 1fr; }
  .matrix-media, .checklist-media { position: static; }
  .compare-blocks { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line-strong); border-radius: 9px; background: var(--card); cursor: pointer; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 16px;
    position: absolute; top: 70px; left: 0; right: 0; background: var(--paper);
    padding: 22px; border-bottom: 1px solid var(--line);
  }
  .compare { font-size: .8rem; grid-template-columns: 1.2fr repeat(3, 1fr); }
  .compare .cell { padding: 11px 9px; }
  .matrix-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .section { padding: 60px 0; }
  .wall { grid-auto-rows: 78px; }
}