/* прогресс. — public landing (qwins aesthetic). Standalone: no app CSS, no themes.
 * Strict-CSP safe: local @font-face only, no external URLs, no inline handlers.
 * Motion is decorative + one-shot/scroll-reveal; the auto-cursor loop is pure CSS
 * transform, paused off-screen by landing.js, and disabled under reduced-motion. */

/* Inter (local woff2 already shipped in /static/fonts). font-src 'self'. */
@font-face {
  font-family: "InterVar"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("/static/fonts/inter-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2000-206F, U+2122, U+2191, U+2193, U+2212;
}
@font-face {
  font-family: "InterVar"; font-style: normal; font-weight: 100 900; font-display: swap;
  src: url("/static/fonts/inter-cyrillic-wght-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

:root {
  --bg: #000000; --bg-2: #060607;
  --card: #0d0d0f; --card-2: #121214; --card-hi: #1a1a1d;
  --line: rgba(255,255,255,.08); --line-2: rgba(255,255,255,.14);
  --ink: #ffffff; --dim: #8b8b90; --faint: #5a5a5f;
  --pill: #1c1c1f; --pill-line: rgba(255,255,255,.1);
  --r: 26px; --r-s: 16px; --r-pill: 12px;
  --font: "InterVar", "Inter", "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --ease: cubic-bezier(.2,.7,.3,1);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font); background: var(--bg); color: var(--ink);
  -webkit-font-smoothing: antialiased; line-height: 1.4; font-size: 15px;
  letter-spacing: -.01em; min-height: 100vh; overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.num { font-variant-numeric: tabular-nums; }
svg.i { stroke: currentColor; stroke-width: 1.8; fill: none; stroke-linecap: round; stroke-linejoin: round; }

.wrap { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ---- top bar ---- */
.lbar { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(14px);
  background: rgba(0,0,0,.55); border-bottom: 1px solid var(--line); }
.lbar .wrap { display: flex; align-items: center; gap: 16px; height: 64px; }
.lbrand { font-size: 19px; font-weight: 800; letter-spacing: -.03em; }
.lbar .sp { flex: 1; }
.btn { display: inline-flex; align-items: center; gap: 8px; font: inherit; font-weight: 600;
  font-size: 14px; cursor: pointer; border-radius: var(--r-pill); padding: 10px 18px;
  border: 1px solid var(--line-2); background: var(--card-2); color: var(--ink);
  transition: transform .14s var(--ease), box-shadow .14s var(--ease), background .14s; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 22px rgba(0,0,0,.5); background: var(--card-hi); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn-primary { background: #fff; color: #000; border-color: #fff; }
.btn-primary:hover { background: #ececf0; }
.btn-lg { padding: 14px 26px; font-size: 15px; border-radius: 14px; }

/* ---- fonariki (soft radial lights) ---- */
.glow { position: absolute; pointer-events: none; border-radius: 50%; filter: blur(8px); z-index: 0; }

/* ---- hero ---- */
.hero { position: relative; padding: 80px 0 40px; overflow: hidden; }
.hero::before { content: ""; position: absolute; top: -160px; left: 28%; width: 640px; height: 420px;
  background: radial-gradient(ellipse, rgba(255,255,255,.09), transparent 70%); pointer-events: none; }
.hero .wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .85fr; gap: 30px; align-items: center; }
.eyebrow { display: inline-block; font-size: 12.5px; font-weight: 600; color: var(--dim);
  background: var(--pill); border: 1px solid var(--pill-line); padding: 7px 15px; border-radius: var(--r-pill); margin-bottom: 22px; }
.h1 { font-size: 60px; font-weight: 800; letter-spacing: -.045em; line-height: .98; }
.h1 .d { color: var(--faint); }
.lead { color: var(--dim); font-size: 17px; margin-top: 20px; max-width: 30ch; }
.cta { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.hero-art { position: relative; height: 360px; }

/* ---- 3D objects ---- */
.obj { display: block; width: 100%; height: 100%; object-fit: contain; }
.obj-ph { width: 100%; height: 100%; display: grid; place-items: center; }
.obj-ph svg { width: 78%; height: 78%; }

/* ---- auto-cursor demo ---- */
.demo { position: relative; padding: 30px 0 70px; }
.demo .wrap { position: relative; }
.demo-stage { position: relative; border: 1px solid var(--line); border-radius: var(--r);
  background: linear-gradient(160deg, var(--card-2), var(--card)); overflow: hidden; height: 380px;
  box-shadow: 0 30px 80px rgba(0,0,0,.6); }
.demo-stage::after { content: ""; position: absolute; right: -80px; top: -80px; width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(255,255,255,.06), transparent 70%); pointer-events: none; }
/* mini app mockup behind the cursor */
.mock { position: absolute; inset: 24px; display: grid; grid-template-columns: 60px 1fr; gap: 16px; }
.mock-side { background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; padding: 12px 8px;
  display: flex; flex-direction: column; gap: 10px; align-items: center; }
.mock-dot { width: 26px; height: 26px; border-radius: 8px; background: var(--card-hi); }
.mock-dot.on { background: #fff; }
.mock-main { display: grid; grid-template-rows: auto 1fr; gap: 14px; }
.mock-hello { font-size: 26px; font-weight: 800; letter-spacing: -.03em; }
.mock-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; }
.mock-card { background: linear-gradient(160deg, var(--card-2), var(--card)); border: 1px solid var(--line);
  border-radius: 14px; padding: 14px; transition: border-color .2s, transform .2s; }
.mock-card.hot { border-color: var(--line-2); transform: translateY(-3px); box-shadow: 0 0 0 1px var(--line-2); }
.mock-card .mp { display: inline-block; font-size: 9px; font-weight: 700; color: var(--dim);
  background: var(--pill); border: 1px solid var(--pill-line); padding: 3px 8px; border-radius: 8px; }
.mock-card .mh { font-size: 19px; font-weight: 700; margin-top: 9px; letter-spacing: -.02em; }
.mock-card .ms { font-size: 11px; color: var(--faint); margin-top: 4px; }
/* the macOS-style cursor (decorative, CSS-driven) */
.cursor { position: absolute; left: 0; top: 0; width: 24px; height: 24px; z-index: 6; pointer-events: none;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.6)); will-change: transform;
  animation: cursor-tour 13s var(--ease) infinite; }
.cursor .ring { position: absolute; left: -6px; top: -6px; width: 34px; height: 34px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.7); opacity: 0; animation: cursor-tap 13s linear infinite; }
@keyframes cursor-tour {
  0%   { transform: translate(40px, 250px); }
  10%  { transform: translate(150px, 90px); }   /* card 1 */
  22%  { transform: translate(150px, 90px); }
  34%  { transform: translate(370px, 90px); }   /* card 2 */
  46%  { transform: translate(370px, 90px); }
  58%  { transform: translate(590px, 90px); }   /* card 3 */
  70%  { transform: translate(590px, 90px); }
  82%  { transform: translate(40px, 250px); }   /* back to sidebar area */
  100% { transform: translate(40px, 250px); }
}
@keyframes cursor-tap {
  0%,17%   { opacity: 0; transform: scale(.4); }
  20%      { opacity: .9; transform: scale(1); }
  24%,41%  { opacity: 0; transform: scale(.4); }
  44%      { opacity: .9; transform: scale(1); }
  48%,65%  { opacity: 0; transform: scale(.4); }
  68%      { opacity: .9; transform: scale(1); }
  72%,100% { opacity: 0; transform: scale(.4); }
}
.demo-paused .cursor, .demo-paused .cursor .ring { animation-play-state: paused; }

/* ---- sections ---- */
.sec { padding: 60px 0; position: relative; }
.sec-lab { font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 16px; }
.sec h2 { font-size: 40px; font-weight: 800; letter-spacing: -.04em; line-height: 1.04; max-width: 18ch; }
.sec .sub { color: var(--dim); font-size: 16px; margin-top: 14px; max-width: 52ch; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.card { background: linear-gradient(160deg, var(--card-2), var(--card)); border: 1px solid var(--line);
  border-radius: var(--r-s); padding: 24px; position: relative; overflow: hidden; min-height: 210px;
  opacity: 0; transform: translateY(16px); transition: opacity .5s var(--ease), transform .5s var(--ease), border-color .18s; }
.card.in { opacity: 1; transform: none; }
.card:hover { border-color: var(--line-2); transform: translateY(-3px); }
.card .pill { display: inline-block; font-size: 11px; font-weight: 600; color: var(--dim);
  background: var(--pill); border: 1px solid var(--pill-line); padding: 5px 12px; border-radius: 10px; }
.card h3 { font-size: 23px; font-weight: 700; letter-spacing: -.025em; margin-top: 14px; }
.card p { color: var(--dim); font-size: 14px; margin-top: 9px; max-width: 30ch; }
.card .cobj { position: absolute; right: 12px; bottom: 12px; width: 96px; height: 96px; opacity: .95; }

/* tech / how-it-works */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 34px; }
.step { border: 1px solid var(--line); border-radius: var(--r-s); padding: 22px; background: var(--bg-2); }
.step .n { font-size: 13px; font-weight: 800; color: #000; background: #fff; width: 28px; height: 28px;
  border-radius: 9px; display: grid; place-items: center; }
.step h4 { font-size: 17px; font-weight: 700; margin-top: 14px; letter-spacing: -.02em; }
.step p { color: var(--dim); font-size: 13.5px; margin-top: 7px; }

/* final CTA */
.cta-band { margin: 30px 0 70px; text-align: center; position: relative; padding: 70px 24px;
  border: 1px solid var(--line); border-radius: var(--r);
  background: radial-gradient(ellipse at 50% 0%, rgba(255,255,255,.08), transparent 60%), linear-gradient(160deg, var(--card-2), var(--card)); }
.cta-band h2 { font-size: 44px; font-weight: 800; letter-spacing: -.04em; }
.cta-band p { color: var(--dim); margin-top: 12px; font-size: 16px; }
.cta-band .cta { justify-content: center; margin-top: 28px; }

footer { border-top: 1px solid var(--line); padding: 30px 0; color: var(--faint); font-size: 13px; }
footer .wrap { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

/* responsive */
@media (max-width: 880px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-art { height: 240px; order: -1; }
  .h1 { font-size: 44px; } .sec h2 { font-size: 30px; } .cta-band h2 { font-size: 32px; }
  .grid, .steps, .mock-cards { grid-template-columns: 1fr; }
  .demo-stage { height: auto; min-height: 320px; } .mock { position: static; inset: auto; padding: 20px; }
  .cursor { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor, .cursor .ring { animation: none; }
  .card { opacity: 1; transform: none; transition: none; }
}