:root {
  --red: #e30613;
  --yellow: #f5d000;
  --blue: #0057b8;
  --ink: #111;
  --paper: #f3f1ea;
  --muted: #555;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Arial", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { max-width:100%;height:auto; display: block; }
.wrap { width: min(1100px, calc(100% - 32px)); margin: 0 auto; }
nav {
  position: sticky; top: 0; z-index: 20;
  background: #fff;
  border-bottom: 4px solid var(--ink);
}
.nav { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.brand i { width: 18px; height: 18px; background: var(--red); border-radius: 50%; box-shadow: 14px 0 0 var(--yellow), 28px 0 0 var(--blue); margin-right: 28px; }
.links { display: flex; gap: 16px; margin-left: auto; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  width: auto; min-width: 120px; height: 48px; padding: 0 18px;
  border-radius: 50px; background: var(--red); color: #fff;
  font-weight: 800; border: 3px solid var(--ink);
}
.button.ghost { background: #fff; color: var(--ink); }
.hero { padding: 40px 0 16px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: center; }
.kicker { font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
h1 { font-size: clamp(30px, 4.6vw, 50px); line-height: 1.08; text-transform: uppercase; margin-bottom: 12px; }
.lead { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.zones { position: relative; height: 280px; }
.blk { position: absolute; display: grid; place-items: center; color: #fff; font-weight: 800; letter-spacing: .12em; border: 3px solid var(--ink); }
.blk.red { left: 0; top: 0; width: 46%; height: 46%; background: var(--red); }
.blk.yellow { right: 8%; top: 8%; width: 40%; height: 34%; background: var(--yellow); color: var(--ink); }
.blk.blue { left: 12%; bottom: 0; width: 58%; height: 42%; background: var(--blue); }
.circ { position: absolute; right: 0; bottom: 10%; width: 88px; height: 88px; border-radius: 50%; background: var(--yellow); border: 3px solid var(--ink); }
.hero-shot { margin-top: 28px; }
.hero-shot img { width: 100%; height: 260px; object-fit: cover; border: 4px solid var(--ink); }
.hero-shot figcaption { padding: 8px 0; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; }
.section { padding: 64px 0; }
.head { max-width: 620px; margin-bottom: 24px; }
h2 { font-size: 26px; text-transform: uppercase; margin-bottom: 8px; }
.grid6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.card { padding: 18px 16px; border-top: 3px solid var(--ink); }
.icon { width: 28px; height: 28px; border-radius: 50%; background: var(--yellow); border: 2px solid var(--ink); display: grid; place-items: center; font-size: 11px; font-weight: 800; margin-bottom: 8px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.split img, .shot img { width: 100%; height: 300px; object-fit: cover; border: 4px solid var(--ink); }
.scene-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 14px 0 20px; }
.scene { display: flex; gap: 8px; padding: 10px; border: 2px solid var(--ink); }
.scene b { color: var(--red); }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.review { padding: 18px 16px 18px 0; border-top: 3px solid var(--blue); }
.person { margin-top: 12px; display: flex; flex-direction: column; }
.person small { color: var(--muted); }
.visual { padding: 0 0 64px; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin: 16px 0 20px; }
.metrics div { padding: 12px 8px; border-top: 3px solid var(--ink); }
.metrics b { display: block; font-size: 22px; }
.faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; }
details { padding: 12px 0; border-bottom: 2px solid var(--ink); }
summary { cursor: pointer; font-weight: 800; text-transform: uppercase; }
details p { margin-top: 8px; color: var(--muted); }
.cta { background: var(--ink); color: #fff; padding: 40px 0; }
.cta-in { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.cta .button { background: var(--yellow); color: var(--ink); }
footer { padding: 36px 0 18px; border-top: 4px solid var(--ink); background: #fff; }
.footer { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 16px; }
.footer h4 { margin-bottom: 8px; text-transform: uppercase; }
.footer a, .footer p { display: block; color: var(--muted); font-size: 14px; margin-top: 6px; }
.copy { margin-top: 16px; font-size: 13px; }
.page-head { padding: 48px 0 8px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.download-card { padding: 20px; border: 3px solid var(--ink); }
.help-layout { display: grid; grid-template-columns: 200px 1fr; gap: 24px; }
.side { position: sticky; top: 80px; align-self: start; }
.side a { display: block; padding: 8px 0; border-bottom: 2px solid var(--ink); text-transform: uppercase; font-size: 12px; }
.article { padding: 8px 0 24px; border-top: 3px solid var(--red); }
.policy { margin-top: 16px; padding-top: 10px; color: var(--muted); }
@media (max-width: 900px) {
  .links { display: none; }
  .hero-grid, .split, .faq-layout, .help-layout, .cta-in, .cards, .footer { grid-template-columns: 1fr; }
  .grid6, .review-grid { grid-template-columns: 1fr 1fr; }
  .hero-shot img, .split img, .shot img { height: 210px; }
}
@media (max-width: 560px) {
  .grid6, .review-grid, .metrics { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}