/* ==========================================================================
   Cellular System - iliad Space | Design System
   Gravina di Catania (CT) - Riparazione Cellulari, Ricambi, Accessori
   Static, framework-free, mobile-first.
   ========================================================================== */

/* ---- 1. Tokens ---------------------------------------------------------- */
:root {
  --font-display: "Space Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", Consolas, monospace;

  /* brand heritage: navy #001d3b / blue #094B92 (dal sito storico) */
  --navy: #001d3b;
  --blue: #094b92;
  --cyan: #22d3ee;
  --sky: #38bdf8;
  --iliad: #e1000f;

  --bg: #05080f;
  --bg-2: #070d18;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.18);
  --text: #eaf1ff;
  --text-soft: #b9c7e2;
  --muted: #8595b5;

  --accent: var(--cyan);
  --accent-ink: #001522;
  --grad: linear-gradient(120deg, #22d3ee 0%, #38bdf8 35%, #5566ff 100%);
  --grad-soft: linear-gradient(120deg, rgba(34, 211, 238, .16), rgba(85, 102, 255, .16));

  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 26px;
  --shadow: 0 24px 60px -30px rgba(0, 0, 0, .85);
  --shadow-glow: 0 0 0 1px rgba(34, 211, 238, .35), 0 22px 50px -26px rgba(34, 211, 238, .45);
  --header-h: 68px;
  --wrap: 1180px;
  --ease: cubic-bezier(.22, .61, .36, 1);
}

[data-theme="light"] {
  --bg: #f5f8ff;
  --bg-2: #eaf0fb;
  --surface: rgba(6, 20, 45, 0.035);
  --surface-2: rgba(6, 20, 45, 0.06);
  --line: rgba(6, 20, 45, 0.10);
  --line-strong: rgba(6, 20, 45, 0.20);
  --text: #0a1730;
  --text-soft: #2a3a58;
  --muted: #5a6b8c;
  --shadow: 0 22px 50px -32px rgba(9, 30, 70, .45);
  --shadow-glow: 0 0 0 1px rgba(9, 75, 146, .25), 0 22px 50px -30px rgba(9, 75, 146, .35);
}

/* ---- 2. Reset / base ---------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 18px); }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(34, 211, 238, .3); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.02em;
}
h1 { font-size: clamp(2.05rem, 6.2vw, 3.9rem); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.65rem); }
h3 { font-size: clamp(1.12rem, 1.9vw, 1.35rem); }
h4 { font-size: 1.03rem; }
p { color: var(--text-soft); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(18px, 4vw, 34px); }
.section { padding-block: clamp(58px, 9vw, 118px); position: relative; }
.section--tight { padding-block: clamp(40px, 6vw, 70px); }
.section--alt { background: var(--bg-2); }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--accent);
  padding: 7px 13px; border: 1px solid var(--line-strong);
  border-radius: 999px; background: var(--surface);
}
.eyebrow::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent);
}
.lead { font-size: clamp(1rem, 1.6vw, 1.13rem); max-width: 62ch; }
.section__head { display: grid; gap: 16px; max-width: 74ch; margin-bottom: clamp(30px, 5vw, 52px); }
.section__head--center { margin-inline: auto; text-align: center; justify-items: center; }

/* ---- 3. Effetti minimali di sfondo ------------------------------------- */
.bg-fx { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.bg-fx__grid {
  position: absolute; inset: -2px;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(circle at 50% 0%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 50% 0%, #000 0%, transparent 72%);
  opacity: .75;
}
.bg-fx__blob {
  position: absolute; width: 46vw; height: 46vw; min-width: 320px; min-height: 320px;
  border-radius: 50%; filter: blur(90px); opacity: .30;
  animation: drift 26s var(--ease) infinite alternate;
}
.bg-fx__blob--a { top: -14vw; right: -8vw; background: #1d4ed8; }
.bg-fx__blob--b { top: 34vh; left: -14vw; background: #0891b2; animation-duration: 32s; }
.bg-fx__blob--c { bottom: -18vw; right: 8vw; background: #7c3aed; animation-duration: 40s; opacity: .2; }
[data-theme="light"] .bg-fx__blob { opacity: .22; }
@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(4vw, 5vh, 0) scale(1.14); }
}

/* ---- 4. Progress + Header ---------------------------------------------- */
.progress { position: fixed; inset: 0 auto auto 0; height: 2px; width: 0; background: var(--grad); z-index: 60; }
.header {
  position: sticky; top: 0; z-index: 50; height: var(--header-h);
  display: flex; align-items: center;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s, transform .35s var(--ease);
}
@supports (backdrop-filter: blur(4px)) {
  .header { background: color-mix(in srgb, var(--bg) 76%, transparent); backdrop-filter: blur(14px) saturate(160%); -webkit-backdrop-filter: blur(14px) saturate(160%); }
}
.header.is-stuck { border-bottom-color: var(--line); box-shadow: 0 12px 34px -28px rgba(0, 0, 0, .9); }
.header.is-hidden { transform: translateY(-104%); }
.header__inner { display: flex; align-items: center; gap: 14px; width: 100%; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand__mark { width: 38px; height: 38px; flex: 0 0 auto; }
.brand__text { display: grid; line-height: 1.05; }
.brand__name { font-family: var(--font-display); font-weight: 700; font-size: 1rem; letter-spacing: -.01em; }
.brand__sub { font-family: var(--font-mono); font-size: .55rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.nav { display: none; margin-left: auto; align-items: center; gap: 2px; }
.nav__link {
  position: relative; padding: 9px 12px; border-radius: 10px;
  font-size: .92rem; font-weight: 500; color: var(--text-soft);
  transition: color .2s, background .2s;
}
.nav__link:hover { color: var(--text); background: var(--surface); }
.nav__link[aria-current="page"] { color: var(--text); }
.nav__link[aria-current="page"]::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 3px; height: 2px;
  border-radius: 2px; background: var(--grad);
}
.header__actions { display: flex; align-items: center; gap: 9px; margin-left: auto; }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 11px; background: var(--surface);
  color: var(--text-soft); transition: .22s var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--line-strong); transform: translateY(-1px); }
.icon-btn svg { width: 18px; height: 18px; }
[data-theme="light"] .icon-sun { display: none; }
html:not([data-theme="light"]) .icon-moon { display: none; }
.burger span { display: block; width: 19px; height: 2px; border-radius: 2px; background: currentColor; margin: 2.5px 0; transition: .28s var(--ease); }
.nav-open .burger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-open .burger span:nth-child(2) { opacity: 0; }
.nav-open .burger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---- 5. Drawer mobile -------------------------------------------------- */
.drawer {
  position: fixed; inset: var(--header-h) 0 auto 0; z-index: 45;
  display: grid; gap: 4px; padding: 18px clamp(18px, 4vw, 34px) 26px;
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  transform: translateY(-118%); transition: transform .38s var(--ease);
  max-height: calc(100dvh - var(--header-h)); overflow-y: auto;
}
.drawer.is-open { transform: translateY(0); }
.drawer__link {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 14px; border-radius: 13px; border: 1px solid transparent;
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; color: var(--text);
}
.drawer__link:hover, .drawer__link[aria-current="page"] { background: var(--surface); border-color: var(--line); }
.drawer__link svg { width: 16px; height: 16px; color: var(--accent); }
.drawer__meta { display: grid; gap: 10px; margin-top: 12px; padding-top: 16px; border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }

/* ---- 6. Buttons -------------------------------------------------------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 21px; border-radius: 13px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--line-strong);
  font-weight: 600; font-size: .95rem;
  transition: transform .22s var(--ease), box-shadow .28s var(--ease), background .25s, border-color .25s, color .25s;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex: 0 0 auto; }
.btn:hover { transform: translateY(-2px); border-color: transparent; box-shadow: var(--shadow-glow); }
.btn:active { transform: translateY(0); }
.btn--primary { color: var(--accent-ink); background: var(--grad); border-color: transparent; box-shadow: 0 18px 38px -22px rgba(34, 211, 238, .8); }
.btn--primary:hover { box-shadow: 0 24px 46px -20px rgba(34, 211, 238, .95); }
.btn--ghost { background: transparent; }
.btn--iliad { color: #fff; background: linear-gradient(120deg, #ff2740, #c9000d); border-color: transparent; box-shadow: 0 18px 38px -24px rgba(225, 0, 15, .9); }
.btn--sm { padding: 10px 15px; font-size: .87rem; border-radius: 11px; }
.btn--block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }
.link-arrow { display: inline-flex; align-items: center; gap: 7px; color: var(--accent); font-weight: 600; font-size: .93rem; }
.link-arrow svg { width: 15px; height: 15px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---- 7. Badges / chips ------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 11px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: .76rem; font-weight: 600; color: var(--text-soft);
}
.badge--live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 10px #22c55e; animation: pulse 2.4s infinite; }
.badge--accent { color: var(--accent); border-color: rgba(34, 211, 238, .35); background: rgba(34, 211, 238, .08); }
.badge--iliad { color: #ff6b7d; border-color: rgba(225, 0, 15, .4); background: rgba(225, 0, 15, .1); }
@keyframes pulse { 50% { opacity: .35; } }
.chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 13px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: .85rem; color: var(--text-soft);
  transition: .22s var(--ease);
}
.chip:hover { border-color: var(--line-strong); color: var(--text); transform: translateY(-2px); }
.chip svg { width: 14px; height: 14px; color: var(--accent); flex: 0 0 auto; }

/* ---- 8. Hero ----------------------------------------------------------- */
.hero { position: relative; padding-block: clamp(34px, 6vw, 74px) clamp(44px, 7vw, 84px); overflow: hidden; }
.hero__inner { display: grid; gap: clamp(30px, 5vw, 56px); align-items: center; }
.hero__copy { display: grid; gap: 22px; }
.hero__title { font-size: clamp(2.15rem, 7.4vw, 4.15rem); }
.hero__title small { display: block; font-size: .42em; font-weight: 500; letter-spacing: .04em; color: var(--muted); font-family: var(--font-mono); text-transform: uppercase; margin-bottom: 12px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero__facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(126px, 1fr)); gap: 12px; margin-top: 6px; }
.fact { padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.fact__num { font-family: var(--font-display); font-size: clamp(1.25rem, 3vw, 1.7rem); font-weight: 700; color: var(--text); line-height: 1; }
.fact__label { font-size: .78rem; color: var(--muted); margin-top: 6px; display: block; }

.hero__visual { position: relative; display: grid; gap: 16px; }
.frame {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line-strong); background: var(--bg-2);
  box-shadow: var(--shadow);
}
.frame img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.frame--wide img { aspect-ratio: 16 / 7; }
.frame__caption {
  position: absolute; inset: auto 0 0 0; padding: 26px 18px 14px;
  background: linear-gradient(transparent, rgba(2, 6, 16, .88));
  color: #eaf1ff; font-size: .82rem; font-weight: 600;
}
.terminal {
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(2, 8, 20, .96), rgba(2, 8, 20, .82));
  box-shadow: var(--shadow); overflow: hidden;
}
.terminal__bar { display: flex; align-items: center; gap: 8px; padding: 11px 14px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.terminal__dot { width: 9px; height: 9px; border-radius: 50%; background: #ff5f57; }
.terminal__dot:nth-child(2) { background: #febc2e; }
.terminal__dot:nth-child(3) { background: #28c840; }
.terminal__title { margin-left: 8px; font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: #7f93b8; }
.terminal__body { padding: 16px 16px 18px; font-family: var(--font-mono); font-size: .82rem; line-height: 1.9; color: #b9c7e2; }
.terminal__body .k { color: #22d3ee; }
.terminal__body .o { color: #4ade80; }
.terminal__body .w { color: #fbbf24; }
.terminal__caret { display: inline-block; width: 8px; height: 15px; margin-left: 4px; background: #22d3ee; vertical-align: -3px; animation: blink 1.1s steps(2, start) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero__note { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; font-size: .84rem; color: var(--muted); }

/* ---- 9. Marquee -------------------------------------------------------- */
.marquee { position: relative; overflow: hidden; border-block: 1px solid var(--line); background: var(--bg-2); padding-block: 15px; }
.marquee::before, .marquee::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 90px; background: linear-gradient(90deg, var(--bg-2), transparent); z-index: 2; }
.marquee::after { inset: 0 0 0 auto; background: linear-gradient(270deg, var(--bg-2), transparent); }
.marquee__track { display: flex; gap: 42px; width: max-content; animation: scroll-x 42s linear infinite; }
.marquee__item { font-family: var(--font-display); font-size: clamp(.95rem, 2vw, 1.2rem); font-weight: 600; color: var(--muted); white-space: nowrap; letter-spacing: .01em; }
.marquee__item span { color: var(--accent); }
@keyframes scroll-x { to { transform: translateX(-50%); } }
.marquee:hover .marquee__track { animation-play-state: paused; }

/* ---- 10. Cards / grids ------------------------------------------------- */
.grid { display: grid; gap: clamp(14px, 2vw, 20px); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.card {
  position: relative; padding: clamp(20px, 2.4vw, 26px);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface);
  transition: transform .3s var(--ease), border-color .3s, background .3s, box-shadow .3s;
  overflow: hidden;
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--grad); opacity: 0;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  transition: opacity .35s;
  pointer-events: none;
}
.card:hover { transform: translateY(-4px); background: var(--surface-2); box-shadow: var(--shadow); }
.card:hover::after { opacity: .9; }
.card__icon {
  width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 16px;
  border-radius: 13px; border: 1px solid var(--line-strong);
  background: var(--grad-soft); color: var(--accent);
}
.card__icon svg { width: 22px; height: 22px; }
.card h3 { margin-bottom: 8px; }
.card p { font-size: .94rem; }
.card__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.card__tags span {
  font-family: var(--font-mono); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted);
}
.card__price { font-family: var(--font-mono); font-size: .76rem; color: var(--accent); margin-top: 12px; display: inline-block; }

/* ---- 11. Processo ------------------------------------------------------ */
.steps { display: grid; gap: 14px; counter-reset: step; }
.step { display: grid; gap: 8px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.step__n {
  counter-increment: step; font-family: var(--font-mono); font-size: .72rem;
  color: var(--accent); letter-spacing: .14em;
}
.step__n::before { content: "STEP 0" counter(step); }
.step h3 { font-size: 1.08rem; }
.step p { font-size: .92rem; }

/* ---- 12. Tabs ---------------------------------------------------------- */
.tabs { display: grid; gap: 20px; }
.tabs__list { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: thin; }
.tabs__btn {
  flex: 0 0 auto; padding: 10px 16px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: .88rem; font-weight: 600; color: var(--text-soft); transition: .22s var(--ease);
}
.tabs__btn:hover { color: var(--text); border-color: var(--line-strong); }
.tabs__btn[aria-selected="true"] { color: var(--accent-ink); background: var(--grad); border-color: transparent; }
.tabs__panel[hidden] { display: none; }
.tabs__panel { display: grid; gap: 16px; }

/* ---- 13. Tabella tecnica ----------------------------------------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; min-width: 520px; font-size: .92rem; }
caption { text-align: left; padding: 16px 18px 0; color: var(--muted); font-size: .82rem; }
th, td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); }
th { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: var(--surface-2); }
td strong { color: var(--text); }

/* ---- 14. FAQ ----------------------------------------------------------- */
.faq { display: grid; gap: 10px; }
.faq details {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--surface); overflow: hidden;
}
.faq details[open] { border-color: rgba(34, 211, 238, .35); background: var(--surface-2); }
.faq summary {
  padding: 16px 18px; cursor: pointer; font-weight: 600; color: var(--text);
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); font-size: 1.15rem; color: var(--accent); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .faq__a { padding: 0 18px 18px; font-size: .93rem; }
.faq .faq__a a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* ---- 15. Zone servite -------------------------------------------------- */
.zones { display: grid; grid-template-columns: repeat(auto-fit, minmax(158px, 1fr)); gap: 10px; }
.zone { display: flex; align-items: center; gap: 9px; padding: 13px 15px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); font-size: .9rem; color: var(--text-soft); }
.zone svg { width: 15px; height: 15px; color: var(--accent); flex: 0 0 auto; }
.zone--home { border-color: rgba(34, 211, 238, .4); color: var(--text); background: rgba(34, 211, 238, .07); }

/* ---- 16. CTA band ----------------------------------------------------- */
.cta-band {
  position: relative; display: grid; gap: 20px;
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--line-strong); border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(34, 211, 238, .1), rgba(85, 102, 255, .12)), var(--surface);
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: -40% -10% auto auto; width: 46%; height: 200%;
  background: radial-gradient(circle, rgba(34, 211, 238, .22), transparent 65%);
  pointer-events: none;
}
.cta-band__title { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.15rem, 2.2vw, 1.5rem); letter-spacing: -.02em; }
.cta-band .grid { gap: 10px; }

/* ---- 17. Gallery + lightbox ------------------------------------------- */
.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.gallery__item {
  position: relative; display: block; width: 100%; padding: 0; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg-2);
  cursor: zoom-in;
}
.gallery__item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .5s var(--ease), opacity .3s; }
.gallery__item:hover img { transform: scale(1.06); }
.gallery__item::after {
  content: attr(data-label); position: absolute; inset: auto 0 0 0;
  padding: 24px 12px 10px; font-size: .76rem; font-weight: 600; color: #eaf1ff;
  background: linear-gradient(transparent, rgba(2, 6, 16, .9));
  opacity: 0; transform: translateY(6px); transition: .3s var(--ease);
}
.gallery__item:hover::after, .gallery__item:focus-visible::after { opacity: 1; transform: translateY(0); }
.lightbox {
  position: fixed; inset: 0; z-index: 80; display: grid; place-items: center;
  padding: 18px; background: rgba(2, 5, 12, .92);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox img { max-width: min(1100px, 94vw); max-height: 78vh; border-radius: var(--radius); border: 1px solid var(--line-strong); }
.lightbox__cap { margin-top: 14px; color: #cbd8f0; font-size: .88rem; text-align: center; }
.lightbox__close { position: absolute; top: 18px; right: 18px; }
.lightbox__nav { position: absolute; top: 50%; transform: translateY(-50%); }
.lightbox__nav--prev { left: 14px; }
.lightbox__nav--next { right: 14px; }

/* ---- 18. Blog --------------------------------------------------------- */
.post-list { display: grid; gap: 16px; }
.post {
  display: grid; gap: 14px; padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  transition: .3s var(--ease);
}
.post:hover { transform: translateY(-3px); border-color: var(--line-strong); background: var(--surface-2); }
.post__meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; font-size: .78rem; color: var(--muted); font-family: var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.post h3 { font-size: clamp(1.1rem, 2.4vw, 1.4rem); }
.post h3 a:hover { color: var(--accent); }
.prose { max-width: 74ch; display: grid; gap: 18px; }
.prose h2 { margin-top: 12px; }
.prose h3 { margin-top: 8px; color: var(--text); }
.prose ul, .prose ol { display: grid; gap: 9px; padding-left: 4px; }
.prose li { color: var(--text-soft); padding-left: 22px; position: relative; }
.prose ul li::before { content: ""; position: absolute; left: 0; top: .62em; width: 8px; height: 8px; border-radius: 3px; background: var(--grad); }
.prose ol { counter-reset: li; }
.prose ol li::before { counter-increment: li; content: counter(li); position: absolute; left: 0; top: 0; font-family: var(--font-mono); font-size: .78rem; color: var(--accent); }
.prose strong { color: var(--text); }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.note {
  display: grid; gap: 8px; padding: 18px 20px;
  border-left: 3px solid var(--accent); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--surface); font-size: .93rem;
}
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .8rem; color: var(--muted); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs span[aria-current] { color: var(--text-soft); }

/* ---- 19. Contatti / info ---------------------------------------------- */
.info-grid { display: grid; gap: 16px; }
.info { display: grid; gap: 10px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.info__label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.info__value { font-size: 1.02rem; font-weight: 600; color: var(--text); }
.info a.info__value:hover { color: var(--accent); }
.hours { display: grid; gap: 0; }
.hours__row { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: .9rem; }
.hours__row:last-child { border-bottom: 0; }
.hours__day { color: var(--text-soft); }
.hours__val { font-family: var(--font-mono); font-size: .8rem; color: var(--text); }
.hours__row--closed .hours__val { color: var(--muted); }
.map { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--bg-2); }
.map iframe { width: 100%; height: 340px; border: 0; display: block; filter: saturate(.9); }

/* ---- 20. Footer ------------------------------------------------------- */
.footer { border-top: 1px solid var(--line); background: var(--bg-2); padding-block: clamp(40px, 6vw, 64px) 26px; margin-top: clamp(30px, 6vw, 70px); }
.footer__grid { display: grid; gap: 30px; }
.footer h4 { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.footer__list { display: grid; gap: 9px; font-size: .92rem; }
.footer__list a { color: var(--text-soft); }
.footer__list a:hover { color: var(--accent); }
.footer__bottom { display: grid; gap: 12px; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line); font-size: .82rem; color: var(--muted); }
.footer__legal { display: flex; flex-wrap: wrap; gap: 16px; }
.footer__legal a:hover { color: var(--text-soft); }
.social { display: flex; gap: 10px; }

/* ---- 21. Barra azioni mobile ------------------------------------------ */
.mobilebar {
  position: fixed; inset: auto 0 0 0; z-index: 44;
  display: none; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}
.mobilebar a {
  display: grid; justify-items: center; gap: 3px; padding: 9px 4px 10px;
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  font-size: .68rem; font-weight: 600; letter-spacing: .04em; color: var(--text-soft);
}
.mobilebar svg { width: 19px; height: 19px; color: var(--accent); }
.mobilebar a:active { background: var(--surface-2); }

/* ---- 22. Icone / utilities ------------------------------------------- */
.icon { width: 20px; height: 20px; }
.quote { display: grid; gap: 12px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); font-size: 1.02rem; }
.quote p { color: var(--text); font-style: italic; }
.quote footer { font-size: .82rem; color: var(--muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .08em; }
.split { display: grid; gap: clamp(24px, 4vw, 48px); align-items: center; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a {
  font-size: .78rem; padding: 6px 11px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface); color: var(--muted);
  transition: .2s var(--ease);
}
.tag-cloud a:hover { color: var(--text); border-color: var(--line-strong); }

/* ---- 23. Reveal on scroll ------------------------------------------- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ---- 24. Ottimizzazioni mobile ------------------------------------------ */
* { -webkit-tap-highlight-color: transparent; }
a, button, summary, [role="button"] { touch-action: manipulation; }
.brand__mark { border-radius: 10px; object-fit: cover; }

@media (max-width: 639px) {
  /* touch target comode (>= 44px) */
  .icon-btn { width: 44px; height: 44px; }
  .faq summary { padding: 17px 16px; min-height: 52px; }
  .nav__link, .drawer__link { padding-block: 15px; }
  .link-arrow { padding: 8px 0; }
  .mobilebar a { padding: 12px 4px 13px; font-size: .72rem; }
  .mobilebar svg { width: 21px; height: 21px; }

  /* bottoni a tutta larghezza: niente micro-bottoni sparsi */
  .hero__actions .btn, .btn-row .btn { flex: 1 1 100%; }
  .btn-row { flex-direction: column; align-items: stretch; }
  .btn--sm { padding: 12px 16px; }

  /* niente overflow di parole lunghe (email, URL) */
  p, li, .info__value, .footer__list a, .prose a { overflow-wrap: anywhere; }
  h1, h2, h3 { overflow-wrap: break-word; }

  /* terminale: font più piccolo, scroll orizzontale se serve */
  .terminal__body { font-size: .72rem; line-height: 1.8; overflow-x: auto; }

  /* tabelle: già scrollabili, più respiro */
  th, td { padding: 11px 13px; }
  caption { padding: 14px 13px 0; }

  /* hero compatta */
  .hero { padding-block: 26px 40px; }
  .hero__title small { margin-bottom: 8px; }
  .hero__facts { gap: 9px; }
  .fact { padding: 12px 13px; }

  /* gallery + lightbox su schermi piccoli */
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
  .lightbox__nav { width: 46px; height: 46px; }
  .lightbox__nav--prev { left: 8px; }
  .lightbox__nav--next { right: 8px; }
  .lightbox__close { top: 12px; right: 12px; }

  /* marquee più leggero */
  .marquee__track { gap: 26px; }

  /* tabs: nastro scorrevole con indicatore di scroll */
  .tabs__list { scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; padding-bottom: 8px; }
  .tabs__btn { scroll-snap-align: start; }

  /* mappa e frame */
  .map iframe { height: 280px; }
}

@media (max-width: 380px) {
  .brand__sub { display: none; }
  .brand__name { font-size: .95rem; }
  .hero__facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---- 24b. Breakpoints --------------------------------------------------- */
@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__bottom { grid-template-columns: 1fr auto; align-items: center; }
}
@media (min-width: 900px) {
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .hero__inner { grid-template-columns: 1.06fr .94fr; }
  .split { grid-template-columns: 1fr 1fr; }
  .split--wide-left { grid-template-columns: 1.15fr .85fr; }
  .steps { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1.1fr; }
  .cta-band { grid-template-columns: 1fr auto; align-items: center; }
}
@media (min-width: 1024px) {
  :root { --header-h: 74px; }
  .nav { display: flex; }
  .burger { display: none; }
  .header__phone { display: inline-flex; }
}
@media (max-width: 1023px) {
  .mobilebar { display: grid; }
  body { padding-bottom: 62px; }
  .drawer { display: grid; }
}
@media (min-width: 1024px) {
  .mobilebar { display: none; }
  .drawer { display: none; }
}
@media (min-width: 1200px) {
  .info-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ---- 25. Accessibilità / stampa ------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; }
}
.skip-link {
  position: absolute; left: 16px; top: -60px; z-index: 90;
  padding: 11px 16px; border-radius: 10px; background: var(--accent); color: var(--accent-ink);
  font-weight: 700; font-size: .88rem; transition: top .25s var(--ease);
}
.skip-link:focus { top: 12px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
@media print {
  .header, .drawer, .mobilebar, .bg-fx, .progress, .lightbox { display: none !important; }
  body { background: #fff; color: #000; padding: 0; }
  .card, .frame, .terminal { border-color: #ccc; box-shadow: none; }
}