/* Suflyor website: the app's dark palette, no web fonts, no scripts. */
:root {
  --bg: #0e0e11;
  --surface: #17171b;
  --surface-2: #1f1f25;
  --line: #2a2a31;
  --text: #f2f2f4;
  --muted: #a1a1aa;
  --dim: #6b6b73;
  --amber: #ffb020;
  --on-amber: #241800;
  --green: #46d778;
  --radius: 18px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--amber); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 6px; }

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

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---- header ---- */
.top { border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 20px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 19px; }
.brand:hover { text-decoration: none; }
.brand img { width: 32px; height: 32px; }
.nav { display: flex; gap: 18px; margin-left: auto; font-size: 15px; }
.nav a { color: var(--muted); }
.nav a:hover { color: var(--text); text-decoration: none; }
.lang { border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; color: var(--text) !important; }

/* ---- hero ---- */
.hero { padding: 56px 0 40px; }
.hero .wrap { display: grid; grid-template-columns: 1.25fr 1fr; gap: 48px; align-items: center; }
h1 { font-size: clamp(34px, 5vw, 54px); line-height: 1.08; margin: 0 0 18px; letter-spacing: -.02em; }
.lead { color: var(--muted); font-size: 19px; margin: 0 0 28px; max-width: 34em; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 14px;
  font-weight: 700; font-size: 16px; border: 1px solid var(--line); color: var(--text); background: var(--surface);
}
.btn:hover { text-decoration: none; background: var(--surface-2); }
.btn.primary { background: var(--amber); color: var(--on-amber); border-color: var(--amber); }
.btn.primary:hover { background: #ffc04d; }
.meta { color: var(--dim); font-size: 14px; margin: 0; }
.phone {
  justify-self: center; width: min(320px, 80vw); border-radius: 34px; border: 2px solid var(--line);
  box-shadow: 0 30px 80px rgba(255, 176, 32, .12), 0 10px 30px rgba(0, 0, 0, .6);
}

/* ---- sections ---- */
section { padding: 56px 0; border-top: 1px solid var(--line); }
h2 { font-size: clamp(26px, 3.4vw, 36px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -.01em; }
.sub { color: var(--muted); margin: 0 0 32px; max-width: 42em; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
svg.i { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.icon {
  display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 14px;
  border-radius: 12px; color: var(--amber); background: rgba(255, 176, 32, .12);
}
.icon svg { width: 24px; height: 24px; }
.btn svg { width: 18px; height: 18px; flex: none; }

.steps { counter-reset: step; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.step { position: relative; padding: 22px 22px 22px 70px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.step::before {
  counter-increment: step; content: counter(step); position: absolute; left: 20px; top: 20px;
  width: 34px; height: 34px; border-radius: 50%; background: var(--amber); color: var(--on-amber);
  font-weight: 800; display: grid; place-items: center;
}
.step h3 { margin: 0 0 6px; font-size: 18px; }
.step p { margin: 0; color: var(--muted); font-size: 16px; }

.shots { border-radius: var(--radius); }

ul.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
ul.checks li { padding-left: 30px; position: relative; color: var(--muted); }
ul.checks li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 800; }
ul.checks b { color: var(--text); }

ol.install { margin: 0; padding-left: 22px; color: var(--muted); display: grid; gap: 8px; }
ol.install b { color: var(--text); }

details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; float: right; color: var(--amber); font-weight: 800; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); margin: 10px 0 0; }

.support { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; }
.wallet { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px; }
.wallet small { display: block; color: var(--muted); margin-bottom: 4px; }
.wallet code { user-select: all; font-size: 15px; word-break: break-all; color: var(--text); }

footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--dim); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer a { color: var(--muted); }

@media (max-width: 820px) {
  .hero { padding-top: 36px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .nav a:not(.lang) { display: none; }
  body { font-size: 16px; }
  .lead { font-size: 17px; }
}

@media (max-width: 420px) {
  .wrap { padding: 0 16px; }
  .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }