:root {
  --bg: #07090f;
  --panel: #0e1320;
  --line: #1c2740;
  --cyan: #38f0ff;
  --cyan-deep: #12b8cc;
  --gold: #ffd166;
  --text: #e8f4ff;
  --dim: #8fa3bf;
  --radius: 16px;
  --font: 'Cairo', system-ui, 'Segoe UI', Tahoma, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.7; }
a { color: var(--cyan); }
img { max-width: 100%; display: block; }
.wrap { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }

.top { position: sticky; top: 0; z-index: 10; background: rgba(7, 9, 15, .82); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 62px; }
.logo { font-family: 'Orbitron', sans-serif; font-weight: 900; font-size: 22px; letter-spacing: 2px; text-decoration: none; color: var(--text); text-shadow: 0 0 18px rgba(56, 240, 255, .55); }
nav { display: flex; align-items: center; gap: 18px; }
nav a { color: var(--dim); text-decoration: none; font-weight: 600; }
nav a:hover { color: var(--text); }

.btn { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 12px 22px; border-radius: 12px; background: var(--cyan); color: #04121c; font-weight: 800; text-decoration: none; border: 1px solid var(--cyan); transition: transform .15s ease, background .15s ease, box-shadow .15s ease; }
.btn:hover { transform: translateY(-2px); background: #6ff5ff; box-shadow: 0 10px 30px rgba(56, 240, 255, .25); }
.btn small { font-weight: 600; font-size: 12px; opacity: .75; }
.btn.sm { padding: 7px 14px; color: #04121c; }
.btn.big { font-size: 17px; min-width: 210px; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--cyan); background: rgba(56, 240, 255, .06); }
.btn.primary-pick { outline: 3px solid var(--gold); outline-offset: 3px; }

.hero { padding: 56px 0 40px; background: radial-gradient(900px 500px at 75% 10%, rgba(56, 240, 255, .14), transparent 60%), radial-gradient(700px 400px at 10% 90%, rgba(255, 60, 90, .10), transparent 60%); }
.hero-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; align-items: center; }
.tag { display: inline-block; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--dim); font-size: 13px; }
h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.25; margin: 14px 0; font-weight: 900; }
h1 em { font-style: normal; color: var(--cyan); text-shadow: 0 0 24px rgba(56, 240, 255, .4); }
.lead { color: var(--dim); font-size: 18px; max-width: 560px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.ver { color: var(--dim); font-size: 13px; margin-top: 14px; }
.phone { border-radius: 26px; padding: 10px; background: linear-gradient(145deg, #1a2234, #0a0e17); border: 1px solid var(--line); box-shadow: 0 30px 80px rgba(0, 0, 0, .6), 0 0 60px rgba(56, 240, 255, .12); transform: perspective(1200px) rotateY(-8deg); }
.phone img { border-radius: 18px; }

section h2 { font-size: clamp(26px, 3.4vw, 36px); margin: 0 0 24px; font-weight: 900; }
.features { padding: 50px 0; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
figure { margin: 0; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
figure img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
figcaption { padding: 14px 16px 18px; color: var(--dim); font-size: 14.5px; }
figcaption b { display: block; color: var(--text); font-size: 17px; margin-bottom: 4px; }
figure.note { justify-content: center; }
.big-emoji { font-size: 64px; text-align: center; padding-top: 24px; color: var(--cyan); }

.download { padding: 50px 0 70px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.card h3 { margin: 0; font-size: 20px; }
.card ol { margin: 4px 0 0; padding-inline-start: 20px; color: var(--dim); font-size: 14px; }
.card .link { font-size: 13.5px; }

.safety { padding: 10px 0 50px; }
.safety ul { color: var(--dim); padding-inline-start: 20px; }
.safety summary { cursor: pointer; color: var(--cyan); font-weight: 700; }
.sums { margin-top: 10px; font-size: 12px; color: var(--dim); display: grid; gap: 6px; }
.sums code { direction: ltr; unicode-bidi: embed; word-break: break-all; font-family: Consolas, monospace; }
.foot { padding: 26px 0 40px; border-top: 1px solid var(--line); color: var(--dim); font-size: 13px; }

@media (max-width: 900px) {
  .hero-grid, .grid, .cards { grid-template-columns: 1fr; }
  .phone { transform: none; }
  nav a:not(.btn) { display: none; }
  .btn.big { flex: 1 1 100%; }
}