/* WallSpace — pagina prodotto su pwrstudios.it/wallspace/. Stessi token dell'app. */
@font-face {
  font-family: Inter;
  src: url(/assets/inter.woff2) format("woff2");
  font-weight: 100 900;
  font-display: swap;
}
:root {
  --bg: #0b0b0d;
  --bg2: #111113;
  --surface: #18181b;
  --surface2: #212125;
  --line: rgba(255, 255, 255, .08);
  --text: #f5f5f7;
  --muted: rgba(245, 245, 247, .62);
  --faint: rgba(245, 245, 247, .38);
  --accent: #6e8efa;
  --accent2: #a78bfa;
  --sky: #38bdf8;
  --radius: 20px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 Inter, "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { width: min(1160px, 100% - 32px); margin: 0 auto; }
/* Il bagliore dell'hero sporge ai lati (inset -10%): si taglia qui, senza creare uno scorrimento laterale sui telefoni. */
main { overflow-x: clip; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 99; background: var(--text); color: #000; padding: 8px 12px; border-radius: 8px; }

/* ---------------------------------------------------------------- nav */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(11, 11, 13, .78); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .02em; text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.links { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.links a { text-decoration: none; color: var(--muted); font-size: 14px; }
.links a:hover { color: var(--text); }
.links a.btn, .links a.btn:hover { color: #000; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--text); color: #000; text-decoration: none; font-weight: 600;
  border-radius: 40px; padding: 14px 28px; border: 0; cursor: pointer; font-size: 15px;
  transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 30px -10px rgba(110, 142, 250, .6); }
.btn svg { width: 18px; height: 18px; }
.btn.small { padding: 9px 18px; font-size: 14px; }
.ghost { color: var(--muted); text-decoration: none; font-weight: 500; padding: 14px 6px; }
.ghost:hover { color: var(--text); }
@media (max-width: 760px) { .links a:not(.btn) { display: none; } }

/* --------------------------------------------------------------- hero */
.hero { position: relative; padding: 88px 0 40px; text-align: center; isolation: isolate; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto; height: 760px; z-index: -1;
  background:
    radial-gradient(40% 50% at 30% 30%, rgba(110, 142, 250, .28), transparent 70%),
    radial-gradient(35% 45% at 72% 25%, rgba(167, 139, 250, .24), transparent 70%),
    radial-gradient(30% 40% at 50% 60%, rgba(56, 189, 248, .12), transparent 70%);
  filter: blur(10px);
}
.hero .logo { width: 132px; height: 132px; margin: 0 auto 18px; filter: drop-shadow(0 18px 40px rgba(110, 142, 250, .45)); }
.kicker { display: inline-flex; gap: 8px; align-items: center; font-size: 13px; color: var(--muted); border: 1px solid var(--line); border-radius: 99px; padding: 5px 14px; background: rgba(255, 255, 255, .03); }
.kicker b { color: var(--text); font-weight: 600; }
h1 { font-size: clamp(40px, 7vw, 76px); line-height: 1.02; letter-spacing: -.035em; margin: 18px 0 18px; font-weight: 800; }
h1 em { font-style: normal; background: linear-gradient(90deg, var(--accent), var(--accent2) 55%, var(--sky)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(17px, 2.1vw, 20px); color: var(--muted); max-width: 700px; margin: 0 auto 30px; }
.cta { display: flex; gap: 14px; justify-content: center; align-items: center; flex-wrap: wrap; }
.meta { color: var(--faint); font-size: 14px; margin-top: 16px; }

.stage { margin: 56px auto 0; max-width: 1100px; position: relative; }
.stage .window {
  border-radius: 18px; overflow: hidden; border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 0 50px 120px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(110, 142, 250, .08), 0 30px 80px -40px rgba(110, 142, 250, .55);
  background: var(--bg2);
}
.stage .window img { width: 100%; height: auto; }

/* ------------------------------------------------------------ sezioni */
section.block { padding: 96px 0 0; }
.eyebrow { color: var(--accent); font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; margin: 0 0 10px; }
h2 { font-size: clamp(30px, 4.4vw, 46px); line-height: 1.08; letter-spacing: -.025em; margin: 0 0 14px; font-weight: 800; }
.intro { color: var(--muted); max-width: 640px; font-size: 18px; margin: 0 0 40px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature { background: linear-gradient(180deg, var(--surface), var(--bg2)); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.feature .ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 18px; background: linear-gradient(135deg, rgba(110, 142, 250, .22), rgba(167, 139, 250, .18)); color: #c7d2fe; }
.feature .ico svg { width: 22px; height: 22px; }
.feature h3 { margin: 0 0 8px; font-size: 18px; letter-spacing: -.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }
@media (max-width: 900px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .features { grid-template-columns: 1fr; } }

.split { display: grid; grid-template-columns: 1fr 1.25fr; gap: 48px; align-items: center; }
.split .window { border-radius: 16px; overflow: hidden; border: 1px solid rgba(255, 255, 255, .1); box-shadow: 0 40px 90px -40px rgba(0, 0, 0, .9); }
.split ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.split li { display: flex; gap: 12px; color: var(--muted); }
.split li b { color: var(--text); font-weight: 600; }
.split li::before { content: ""; flex: none; width: 8px; height: 8px; margin-top: 9px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent2)); }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; counter-reset: s; }
.step { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: var(--bg2); counter-increment: s; }
.step::before { content: counter(s); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--text); color: #000; font-weight: 700; margin-bottom: 16px; }
.step h3 { margin: 0 0 6px; font-size: 18px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }

.price { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.plan { border: 1px solid var(--line); border-radius: 24px; padding: 32px; background: var(--bg2); }
.plan.pro { background: linear-gradient(160deg, rgba(110, 142, 250, .16), rgba(167, 139, 250, .08) 50%, var(--bg2)); border-color: rgba(110, 142, 250, .35); }
.plan h3 { margin: 0; font-size: 15px; color: var(--muted); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.plan .amount { font-size: 54px; font-weight: 800; letter-spacing: -.03em; margin: 8px 0 2px; }
.plan .amount small { font-size: 16px; color: var(--muted); font-weight: 500; letter-spacing: 0; }
.plan ul { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; color: var(--muted); }
.plan li::before { content: "✓"; color: var(--accent); margin-right: 10px; font-weight: 700; }
@media (max-width: 760px) { .price { grid-template-columns: 1fr; } }

.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { border: 1px solid var(--line); border-radius: 16px; background: var(--bg2); padding: 0 22px; }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-weight: 400; font-size: 20px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 0 0 18px; }

.final { margin: 110px 0 0; padding: 64px 24px; text-align: center; border-radius: 28px; border: 1px solid var(--line);
  background: radial-gradient(60% 120% at 50% 0%, rgba(110, 142, 250, .22), transparent 70%), var(--bg2); }
.final h2 { margin-bottom: 10px; }
.final p { color: var(--muted); margin: 0 0 26px; }

footer { margin-top: 90px; border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--faint); font-size: 14px; }
footer .wrap { display: flex; gap: 18px; flex-wrap: wrap; justify-content: space-between; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); }

/* ----------------------------------------------------------- privacy */
.doc { padding: 64px 0 0; max-width: 780px; }
.doc h1 { font-size: clamp(34px, 5vw, 48px); }
.doc h2 { font-size: 22px; margin: 36px 0 10px; letter-spacing: -.01em; }
.doc p, .doc li { color: var(--muted); }
.doc li { margin-bottom: 6px; }
.doc a { color: var(--accent); }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }