:root {
  --bg: #0d0e11;
  --bg-2: #101216;
  --panel: #15171b;
  --panel-2: #1b1e23;
  --line: #262a31;
  --line-2: #333842;
  --text: #e7e9ee;
  --dim: #878d99;
  --accent: #74c045;
  --accent-2: #5da336;
  --mono: "Cascadia Mono", Consolas, "DejaVu Sans Mono", monospace;
  --r: 3px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.sprite { position: absolute; width: 0; height: 0; }
svg { width: 16px; height: 16px; flex-shrink: 0; }
.mono { font-family: var(--mono); }
.accent { color: var(--accent); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code { font-size: .92em; background: var(--panel-2); border: 1px solid var(--line); padding: 1px 5px; border-radius: 2px; }

/* ---------- шапка ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 12px max(20px, 5vw);
  background: rgba(13, 14, 17, .92); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { width: 24px; height: 24px; }
.brand-text { display: flex; align-items: baseline; gap: 6px; }
.brand-text b { font-size: 15px; letter-spacing: .06em; }
.brand-text i { font-style: normal; font-size: 11px; letter-spacing: .16em; color: var(--dim); }
.top nav { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.top nav a { padding: 7px 11px; font-size: 13.5px; color: var(--dim); border-radius: var(--r); }
.top nav a:hover { color: var(--text); background: var(--panel); }
.top nav a.ghost { border: 1px solid var(--line-2); color: var(--text); }

/* ---------- первый экран ---------- */
.hero {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 46px; align-items: center;
  padding: 64px max(20px, 5vw) 56px; max-width: 1240px; margin: 0 auto;
}
.eyebrow { font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
h1 { font-size: clamp(30px, 4.2vw, 46px); line-height: 1.12; letter-spacing: -.02em; font-weight: 680; margin-bottom: 16px; }
.lead { color: var(--dim); font-size: 16px; max-width: 46ch; }

.cta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin: 28px 0 20px; }
.btn {
  display: inline-flex; align-items: center; gap: 9px; padding: 13px 24px; border-radius: var(--r);
  border: 1px solid var(--line-2); background: var(--panel-2); font-weight: 600; font-size: 15px;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: #22262c; }
.btn.primary {
  background: var(--accent); border-color: var(--accent); color: #0c1c05;
  border-bottom: 3px solid var(--accent-2); font-weight: 700;
}
.btn.primary:hover { background: #82cf51; border-color: #82cf51; border-bottom-color: var(--accent-2); }
.btn.primary svg { width: 18px; height: 18px; }
.cta-meta { font-size: 12.5px; color: var(--dim); }
.cta-meta b { color: var(--text); font-weight: 500; }

.facts { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 12.5px; color: var(--dim); }
.facts li { display: flex; align-items: center; gap: 7px; }
.facts li::before { content: ''; width: 5px; height: 5px; background: var(--accent); }

.hero-shot img {
  width: 100%; border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .55);
}

/* ---------- секции ---------- */
.section { padding: 56px max(20px, 5vw); max-width: 1240px; margin: 0 auto; border-top: 1px solid var(--line); }
.section h2 { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); font-weight: 650; margin-bottom: 26px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: var(--r); padding: 18px; }
.card-ico { width: 20px; height: 20px; color: var(--accent); margin-bottom: 10px; }
.card h3 { font-size: 15.5px; font-weight: 620; margin-bottom: 6px; }
.card p { color: var(--dim); font-size: 13.5px; }

.shots { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.shots img { border: 1px solid var(--line); border-radius: var(--r); }
.shots figcaption { color: var(--dim); font-size: 12.5px; margin-top: 9px; }

.steps { list-style: none; display: grid; gap: 12px; max-width: 780px; }
.steps li { display: flex; gap: 16px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 16px 18px; }
.num {
  width: 28px; height: 28px; flex-shrink: 0; display: grid; place-items: center; font-size: 13px; font-weight: 700;
  color: var(--accent); background: rgba(116, 192, 69, .12); border: 1px solid rgba(116, 192, 69, .4);
}
.steps h3 { font-size: 15px; margin-bottom: 4px; }
.steps p { color: var(--dim); font-size: 13.5px; }

.faq { display: grid; gap: 8px; max-width: 840px; }
details { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); }
summary { padding: 14px 18px; cursor: pointer; font-weight: 560; font-size: 14.5px; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::before { content: '+'; color: var(--accent); font-family: var(--mono); margin-right: 10px; }
details[open] summary::before { content: '−'; }
details p { padding: 0 18px 16px 41px; color: var(--dim); font-size: 13.5px; }

/* ---------- подвал ---------- */
footer { padding: 34px max(20px, 5vw) 44px; border-top: 1px solid var(--line); max-width: 1240px; margin: 0 auto; }
.foot-brand { display: flex; align-items: center; gap: 9px; color: var(--dim); font-size: 13px; margin-bottom: 12px; }
.foot-brand .brand-mark { width: 18px; height: 18px; }
.foot-links a { display: inline-flex; align-items: center; gap: 8px; color: var(--dim); font-size: 13.5px; }
.foot-links a:hover { color: var(--accent); }
.foot-note { color: #5d636e; font-size: 12px; margin-top: 14px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 42px; }
  .hero-shot { order: -1; }
}