/* Bittuo — landing. Token da memory/Design-system.md (AppColors). */

@font-face {
  font-family: "Fredoka";
  src: url("../fonts/Fredoka.ttf") format("truetype");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  --bg: #12141C;
  --surface: #1C2030;
  --surface-2: #232839;
  --atmo: #1A2034;
  --wash: #243056;
  --icon-blue: #21316F;
  --primary: #5B8CFF;
  --primary-hi: #7FA5FF;
  --text: #F2F4F8;
  --text-2: #9AA3B5;
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);
  --coin: #FFC83D;
  --coin-deep: #C98A12;
  --online: #3DDC97;
  --danger: #FF5C5C;

  --display: "Fredoka", ui-rounded, "SF Pro Rounded", system-ui, sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --r-sm: 12px;
  --r: 20px;
  --r-lg: 28px;
  --gutter: 16px;
  --max: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--primary-hi); }
h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.1; margin: 0; letter-spacing: -.01em; text-wrap: balance; }
h1 em, h2 em { font-style: normal; color: var(--coin); }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--primary-hi); outline-offset: 3px; border-radius: 6px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
@media (min-width: 720px) { :root { --gutter: 32px; } }

.eyebrow {
  font: 600 13px/1 var(--display);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--primary-hi);
  margin-bottom: 14px;
}
.lead { color: var(--text-2); font-size: 17px; max-width: 58ch; }

/* ---------- Header ---------- */
.top {
  position: sticky; top: 0; z-index: 20;
  background: rgba(18, 20, 28, .72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.top__in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font: 600 22px/1 var(--display); }
.brand img { border-radius: 10px; }
.top__nav { display: none; gap: 28px; margin-left: auto; }
.top__nav a { color: var(--text-2); text-decoration: none; font-weight: 500; font-size: 15px; transition: color .15s; }
.top__nav a:hover { color: var(--text); }
.top__cta {
  margin-left: auto;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font: 600 15px/1 var(--display);
  text-decoration: none;
  transition: background .15s, transform .15s;
}
.top__cta:hover { background: var(--primary-hi); transform: translateY(-1px); }
@media (min-width: 820px) {
  .top__nav { display: flex; }
  .top__cta { margin-left: 8px; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 48px 0 72px; isolation: isolate; }
.sky {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 55% at 72% 40%, rgba(91, 140, 255, .28), transparent 70%),
    radial-gradient(50% 60% at 10% 0%, var(--wash), transparent 70%),
    linear-gradient(180deg, var(--icon-blue) 0%, var(--atmo) 45%, var(--bg) 100%);
}
.sky::before, .sky::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 72%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 44% 32%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 63% 12%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 81% 64%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 92% 26%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 6% 86%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 54% 90%, #fff 50%, transparent 51%);
  opacity: .55;
}
.sky::after { transform: translate(37%, 23%) scale(1.3); opacity: .3; }

.hero__in { display: grid; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(38px, 9vw, 68px); font-weight: 700; }
.hero h1 em { display: inline-block; }
.hero__sub { margin-top: 20px; color: #C9D0DE; font-size: 18px; max-width: 34em; }

.badges { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 28px; }
.store {
  position: relative;
  display: inline-flex; align-items: center; gap: 11px;
  min-width: 172px; height: 54px; padding: 0 20px 0 16px;
  border-radius: 12px;
  background: #000;
  border: 1px solid rgba(255, 255, 255, .22);
  color: #fff; text-decoration: none;
  transition: transform .15s, border-color .15s;
}
a.store:hover { transform: translateY(-2px); border-color: rgba(255, 255, 255, .45); }
.store__logo { width: 24px; height: 26px; flex: none; }
.store__txt { display: grid; line-height: 1; }
.store__txt small { font: 500 11px/1 var(--body); letter-spacing: .04em; text-transform: uppercase; opacity: .85; margin-bottom: 4px; }
.store__txt b { font: 600 20px/1 var(--body); letter-spacing: -.01em; }
.store--soon { cursor: default; }
.store--soon .store__logo, .store--soon .store__txt { opacity: .55; }
.store__tag {
  position: absolute; top: -9px; right: -10px;
  padding: 3px 8px; border-radius: 999px;
  background: var(--coin); color: var(--bg);
  font: 600 11px/1.2 var(--display); letter-spacing: .02em;
}

.facts { display: flex; flex-wrap: wrap; gap: 8px 20px; list-style: none; padding: 0; margin: 28px 0 0; color: var(--text-2); font-size: 15px; }
.facts li { display: flex; align-items: center; gap: 8px; }
.facts li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--online); box-shadow: 0 0 0 3px rgba(61, 220, 151, .18); }

/* Telefono: cornice uguale a quella degli screenshot Play (compose.py) */
.phone {
  --w: 260px;
  width: var(--w);
  aspect-ratio: 540 / 888;
  padding: calc(var(--w) * .035);
  border-radius: calc(var(--w) * .13);
  background: #0B0C12;
  box-shadow:
    inset 0 0 0 1.5px rgba(255, 255, 255, .12),
    0 30px 60px -20px rgba(0, 0, 0, .7),
    0 0 0 1px rgba(0, 0, 0, .6);
}
.phone img { width: 100%; height: 100%; object-fit: cover; border-radius: calc(var(--w) * .1); }

.hero__visual { position: relative; display: flex; justify-content: center; align-items: center; min-height: 460px; }
.phone--main { --w: min(270px, 68vw); position: relative; z-index: 2; }
.phone--side { position: absolute; --w: 210px; opacity: .9; display: none; }
.phone--left { transform: translateX(-190px) rotate(-9deg) translateY(30px); }
.phone--right { transform: translateX(190px) rotate(9deg) translateY(30px); }
.orbit {
  position: absolute; z-index: 1;
  width: min(420px, 100%); aspect-ratio: 1;
  border-radius: 50%;
  border: 2px solid rgba(255, 200, 61, .55);
  box-shadow: 0 0 40px rgba(255, 200, 61, .25), inset 0 0 60px rgba(91, 140, 255, .25);
  transform: rotateX(68deg);
  animation: spin 40s linear infinite;
}
.orbit::after {
  content: ""; position: absolute; top: -6px; left: 50%;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--coin); box-shadow: 0 0 16px var(--coin);
}
@keyframes spin { to { transform: rotateX(68deg) rotate(360deg); } }

@media (min-width: 960px) {
  .hero { padding: 72px 0 96px; }
  .hero__in { grid-template-columns: 1.05fr 1fr; }
  .hero__visual { min-height: 580px; }
  .phone--main { --w: 290px; }
  .phone--side { display: block; }
  .orbit { width: 520px; }
}

/* ---------- Sezioni ---------- */
.sec { padding: 72px 0; }
.sec--tight { padding-top: 24px; }
.sec__head { margin-bottom: 36px; }
.sec__head h2 { font-size: clamp(30px, 6vw, 46px); margin-bottom: 12px; }
.sec__head--row { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 24px; margin-bottom: 24px; }
.sec__head--row h2 { margin: 0; }
@media (min-width: 960px) { .sec { padding: 104px 0; } .sec--tight { padding-top: 32px; } }

/* Categorie giochi */
.cats { display: grid; gap: 20px; }
.cat {
  --tint: var(--primary);
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 104px 1fr; gap: 20px;
  padding: 22px;
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 90% at 0% 0%, color-mix(in srgb, var(--tint) 22%, transparent), transparent 60%),
    var(--surface);
  border: 1px solid var(--line);
}
.cat--puzzle { --tint: #A56BFF; }
.cat--carte { --tint: #2FA36B; }
.cat--tavolo { --tint: #E08A3C; }
.cat__shot { align-self: start; border-radius: 16px; overflow: hidden; box-shadow: 0 12px 30px -10px rgba(0, 0, 0, .6); border: 1px solid var(--line-2); }
.cat__shot img { aspect-ratio: 540 / 888; object-fit: cover; }
.cat h3 { font-size: 24px; margin-bottom: 6px; }
.cat__body > p { color: var(--text-2); font-size: 15px; margin-bottom: 14px; }
.cat ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.cat li { display: grid; gap: 1px; font-size: 14.5px; line-height: 1.4; }
.cat li b { font: 600 16px/1.2 var(--display); color: var(--text); }
.cat li span { color: var(--text-2); }
@media (min-width: 960px) {
  .cats { grid-template-columns: repeat(3, 1fr); }
  .cat { grid-template-columns: 1fr; padding: 26px; }
  .cat__shot { width: 150px; margin-bottom: 4px; }
}
@media (min-width: 560px) and (max-width: 959px) {
  .cat { grid-template-columns: 150px 1fr; }
}

/* Galleria orizzontale */
.strip {
  display: flex; gap: 20px;
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 8px var(--gutter) 24px;
  scroll-padding-inline: var(--gutter);
  scrollbar-width: thin; scrollbar-color: var(--surface-2) transparent;
}
@media (min-width: 1224px) {
  .strip { padding-inline: calc((100vw - var(--max)) / 2 + var(--gutter)); scroll-padding-inline: calc((100vw - var(--max)) / 2 + var(--gutter)); }
}
.strip__item { flex: 0 0 auto; margin: 0; scroll-snap-align: start; }
.strip .phone { --w: 210px; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .12), 0 16px 36px -18px rgba(0, 0, 0, .8); }
.strip figcaption { margin-top: 12px; color: var(--text-2); font-size: 14px; max-width: 210px; }
@media (min-width: 720px) { .strip .phone { --w: 230px; } .strip figcaption { max-width: 230px; } }

/* Con gli amici */
.amici { display: grid; gap: 48px; align-items: center; }
.amici h2 { font-size: clamp(30px, 6vw, 46px); margin-bottom: 14px; }
.steps { list-style: none; counter-reset: s; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; column-gap: 14px; align-items: start; }
.steps li::before {
  content: counter(s); grid-row: span 2;
  width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--surface-2); border: 1px solid var(--line-2);
  font: 600 18px/1 var(--display); color: var(--coin);
}
.steps b { font: 600 18px/1.3 var(--display); }
.steps span { color: var(--text-2); font-size: 15px; }
.chips-label { margin-top: 28px; color: var(--text-2); font-size: 14px; }
.chips { list-style: none; padding: 0; margin: 10px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { padding: 6px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line-2); font-size: 14px; font-weight: 500; }

.amici__visual { display: flex; justify-content: center; align-items: center; gap: 4px; min-height: 380px; }
.amici__visual .phone { --w: min(170px, 38vw); }
.phone--tilt-l { transform: rotate(-6deg); }
.phone--tilt-r { transform: rotate(6deg); }
.link-pulse { display: flex; gap: 6px; padding: 0 6px; }
.link-pulse span { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); animation: pulse 1.4s ease-in-out infinite; }
.link-pulse span:nth-child(2) { animation-delay: .2s; }
.link-pulse span:nth-child(3) { animation-delay: .4s; }
@keyframes pulse { 0%, 100% { opacity: .25; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.15); } }
@media (min-width: 960px) {
  .amici { grid-template-columns: 1fr 1fr; gap: 64px; }
  .amici__visual { order: -1; }
  .amici__visual .phone { --w: 220px; }
  .link-pulse { padding: 0 14px; }
}

/* Funzioni extra */
.feats { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .feats { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .feats { grid-template-columns: repeat(4, 1fr); gap: 18px; } }
.feat { padding: 22px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); }
.feat svg {
  width: 44px; height: 44px; padding: 10px; margin-bottom: 16px;
  border-radius: 12px; background: rgba(91, 140, 255, .14);
  fill: none; stroke: var(--primary-hi); stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round;
}
.feat--coin svg { background: rgba(255, 200, 61, .14); stroke: var(--coin); }
.feat h3 { font-size: 19px; margin-bottom: 6px; }
.feat p { color: var(--text-2); font-size: 15px; line-height: 1.5; }

/* ---------- Assistenza ---------- */
.sup { display: grid; gap: 36px; }
.sup h2 { font-size: clamp(30px, 6vw, 46px); margin-bottom: 14px; }
@media (min-width: 960px) { .sup { grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: start; } }

.faq { margin-top: 28px; display: grid; gap: 10px; }
.faq details { border-radius: var(--r-sm); background: var(--surface); border: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none;
  padding: 16px 48px 16px 18px; position: relative;
  font: 500 16px/1.35 var(--display);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 20px; top: 50%;
  width: 9px; height: 9px; margin-top: -6px;
  border-right: 2px solid var(--text-2); border-bottom: 2px solid var(--text-2);
  transform: rotate(45deg); transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq details p { padding: 0 18px 16px; color: var(--text-2); font-size: 15px; }

.card { padding: 24px; border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--line-2); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .6); }
@media (min-width: 720px) { .card { padding: 32px; } }
.form { display: grid; gap: 16px; }
.row2 { display: grid; gap: 16px; }
@media (min-width: 560px) { .row2 { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { font-size: 14px; font-weight: 600; color: #C9D0DE; }
.opt { font-weight: 400; color: var(--text-2); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-2);
  background: var(--bg);
  color: var(--text);
  font: 16px/1.4 var(--body);
  transition: border-color .15s, box-shadow .15s;
}
.field select {
  appearance: none; -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-2) 50%), linear-gradient(135deg, var(--text-2) 50%, transparent 50%);
  background-position: calc(100% - 20px) 55%, calc(100% - 15px) 55%;
  background-size: 5px 5px; background-repeat: no-repeat;
  padding-right: 36px;
}
.field textarea { min-height: 140px; resize: vertical; }
.field ::placeholder { color: #626B7E; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(91, 140, 255, .25); }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.btn {
  justify-self: start;
  padding: 14px 26px; border: 0; border-radius: 999px;
  background: var(--primary); color: #fff;
  font: 600 17px/1 var(--display); cursor: pointer;
  transition: background .15s, transform .15s;
}
.btn:hover { background: var(--primary-hi); transform: translateY(-1px); }
.btn:disabled { opacity: .6; cursor: progress; transform: none; }
.form-note { font-size: 13px; color: var(--text-2); }

.form-alert { display: none; margin-bottom: 16px; padding: 12px 14px; border-radius: var(--r-sm); font-size: 15px; }
.form-alert.is-visible { display: block; }
.form-alert.success { background: rgba(61, 220, 151, .12); border: 1px solid rgba(61, 220, 151, .4); color: #9CF0CB; }
.form-alert.error { background: rgba(255, 92, 92, .12); border: 1px solid rgba(255, 92, 92, .4); color: #FFB0B0; }

/* ---------- Chiusura + footer ---------- */
.close {
  text-align: center; padding: 88px 0 96px;
  background: radial-gradient(60% 80% at 50% 100%, var(--wash), transparent 70%);
  border-top: 1px solid var(--line);
}
.close img { width: 112px; margin: 0 auto 24px; border-radius: 26px; box-shadow: 0 20px 50px -10px rgba(91, 140, 255, .5); }
.close h2 { font-size: clamp(34px, 7vw, 54px); }
.close p { margin: 14px auto 0; color: var(--text-2); max-width: 36em; font-size: 17px; }
.close .badges { justify-content: center; }

footer { border-top: 1px solid var(--line); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; padding-top: 24px; padding-bottom: 32px; color: var(--text-2); font-size: 14px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.foot a { color: var(--text-2); text-decoration: none; }
.foot a:hover { color: var(--text); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orbit, .link-pulse span { animation: none; }
}