:root {
  --bg: #0b0b0e;
  --bg-2: #121216;
  --card: rgba(255, 255, 255, 0.035);
  --card-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f4f6;
  --muted: #9a9aa6;
  --accent: #ff8a1e;
  --accent-2: #ff5a14;
  --radius: 18px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
code { background: rgba(255,255,255,.08); padding: 1px 6px; border-radius: 6px; font-size: .9em; }

.container { width: min(1160px, 100% - 32px); margin-inline: auto; }

.glow { position: fixed; z-index: -1; width: 560px; height: 560px; border-radius: 50%; filter: blur(120px); opacity: .35; pointer-events: none; }
.glow-a { background: var(--accent-2); top: -220px; right: -160px; }
.glow-b { background: #ff8a1e55; bottom: -260px; left: -200px; }

/* NAV */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(16px); background: rgba(11, 11, 14, .7); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; letter-spacing: -.2px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; color: var(--muted); font-weight: 500; font-size: 15px; }
.nav-links a:hover { color: var(--text); }
.burger { display: none; margin-left: auto; background: none; border: 0; cursor: pointer; padding: 8px; }
.burger span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 50px; padding: 0 26px; border-radius: 14px; font-weight: 700; font-size: 15px; transition: transform .15s, box-shadow .2s, background .2s; cursor: pointer; border: 0; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: 0 10px 30px -10px var(--accent-2); }
.btn-primary:hover { box-shadow: 0 16px 40px -10px var(--accent-2); }
.btn-ghost { background: var(--card); border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--card-hover); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; border-radius: 12px; }

/* HERO */
.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; padding: 90px 0 70px; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; background: var(--card); border: 1px solid var(--border); color: var(--muted); font-size: 13px; font-weight: 500; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
h1 { font-size: clamp(38px, 6vw, 66px); line-height: 1.05; letter-spacing: -1.5px; margin: 20px 0 18px; font-weight: 800; }
/* hero rotating phrase: letters fly in / out one by one */
/* phrase + caret never split; slightly smaller than "Визуал," so the longest phrase fits with its caret */
.rot-line { display: inline-block; white-space: nowrap; font-size: .86em; min-height: 1.15em; }
.rotator { display: inline; perspective: 600px; color: var(--accent); }
.rotator .ch { display: inline-block; white-space: pre; transform-origin: 50% 80%; will-change: transform, opacity, filter; }
.rotator .ch.in { animation: chIn .55s cubic-bezier(.2, .9, .25, 1.15) both; }
.rotator .ch.out { animation: chOut .38s cubic-bezier(.5, 0, .9, .4) both; }
@keyframes chIn {
  from { opacity: 0; transform: translateY(.55em) rotateX(-75deg) scale(.9); filter: blur(8px); }
  to { opacity: 1; transform: none; filter: blur(0); }
}
@keyframes chOut {
  from { opacity: 1; transform: none; filter: blur(0); }
  to { opacity: 0; transform: translateY(-.45em) rotateX(60deg) scale(.95); filter: blur(6px); }
}
.caret { display: inline-block; width: .08em; height: .9em; margin-left: .08em; vertical-align: -.08em; border-radius: 2px; background: var(--accent); box-shadow: 0 0 14px var(--accent); animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }
@media (max-width: 720px) { .rot-line { white-space: normal; min-height: 2.3em; } }
.lead { color: var(--muted); font-size: 18px; max-width: 560px; }
.hero-actions { display: flex; gap: 12px; margin: 30px 0 34px; flex-wrap: wrap; }
.stats { display: flex; gap: 34px; flex-wrap: wrap; }
.stats b { display: block; font-size: 26px; font-weight: 800; }
.stats span { color: var(--muted); font-size: 13px; }

.hero-art { position: relative; height: 460px; }
.logo-orb { position: absolute; inset: 40px 30px; display: grid; place-items: center; border-radius: 50%; background: radial-gradient(circle, #ff8a1e33, transparent 65%); animation: float 6s ease-in-out infinite; }
.logo-orb img { width: 72%; filter: drop-shadow(0 20px 50px #ff5a1466); }
.float-card { position: absolute; padding: 12px 14px; min-width: 220px; border-radius: 14px; background: rgba(18, 18, 22, .78); border: 1px solid var(--border); backdrop-filter: blur(14px); font-size: 13px; box-shadow: 0 20px 50px -20px #000; }
.fc-1 { left: -10px; bottom: 40px; animation: float 7s ease-in-out infinite reverse; }
.fc-2 { right: -10px; top: 30px; animation: float 8s ease-in-out infinite; }
.fc-title { display: flex; align-items: center; gap: 8px; font-weight: 700; margin-bottom: 6px; }
.fc-title em { margin-left: auto; font-style: normal; color: var(--accent); font-size: 12px; }
.bar { width: 3px; height: 14px; border-radius: 2px; background: var(--accent); }
.fc-row { display: flex; align-items: center; gap: 8px; }
.fc-row b { margin-left: auto; color: var(--accent); font-weight: 600; }
.fc-sub { color: var(--muted); font-size: 11.5px; margin: 0 0 6px 14px; }
.d { width: 6px; height: 6px; border-radius: 50%; background: #c8c8d0; }
.d-or { background: #ffaa28; } .d-bl { background: #5ac8ff; } .d-gr { background: #6eeb78; }
@keyframes float { 50% { transform: translateY(-12px); } }

/* SECTIONS */
.section { padding: 70px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.kicker { color: var(--accent); font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: 1.5px; }
h2 { font-size: clamp(28px, 4vw, 42px); letter-spacing: -1px; line-height: 1.15; margin: 10px 0 12px; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 17px; }

.grid { display: grid; gap: 16px; }
.features { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; transition: transform .2s, background .2s, border-color .2s; }
.card:hover { transform: translateY(-4px); background: var(--card-hover); border-color: #ff8a1e55; }
.ic { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px; background: #ff8a1e1f; font-size: 22px; margin-bottom: 16px; }
.card h3 { font-size: 17px; margin-bottom: 6px; }
.card p { color: var(--muted); font-size: 14.5px; }

.clean { display: grid; grid-template-columns: 1.4fr .6fr; gap: 30px; align-items: center; padding: 44px; border-radius: 26px; background: linear-gradient(135deg, #ff8a1e14, transparent 60%), var(--bg-2); border: 1px solid var(--border); }
.clean p { color: var(--muted); font-size: 16px; max-width: 620px; }
.checks { list-style: none; margin-top: 18px; display: grid; gap: 10px; }
.checks li { padding-left: 30px; position: relative; }
.checks li::before { content: '✓'; position: absolute; left: 0; top: 0; width: 20px; height: 20px; border-radius: 6px; background: var(--accent); color: #fff; font-size: 12px; font-weight: 800; display: grid; place-items: center; }
.clean-badge { justify-self: center; width: 180px; height: 180px; border-radius: 50%; display: grid; place-content: center; text-align: center; background: radial-gradient(circle, #ff8a1e40, transparent 70%); border: 1px solid #ff8a1e55; }
.clean-badge span { font-size: 44px; font-weight: 800; color: var(--accent); line-height: 1; }
.clean-badge small { color: var(--muted); font-size: 14px; }

.servers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.server { padding: 22px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--border); text-align: center; }
.server b { display: block; font-size: 19px; }
.server span { color: var(--muted); font-size: 13.5px; }

.pricing { grid-template-columns: repeat(3, 1fr); max-width: 980px; margin: 0 auto; }
.plan { position: relative; padding: 30px; border-radius: 22px; background: var(--card); border: 1px solid var(--border); display: flex; flex-direction: column; }
.plan.popular { border-color: var(--accent); background: linear-gradient(180deg, #ff8a1e1a, transparent 70%), var(--card); transform: scale(1.03); }
.plan .badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 999px; }
.plan .term { color: var(--muted); font-weight: 600; }
.plan .name { font-size: 20px; font-weight: 800; margin: 2px 0 14px; }
.plan .price { font-size: 42px; font-weight: 800; letter-spacing: -1px; }
.plan .price s { font-size: 18px; color: var(--muted); font-weight: 500; margin-left: 8px; }
.plan .pnote { color: var(--muted); margin: 6px 0 22px; flex: 1; }
.plan .btn { width: 100%; }
.btn[disabled] { opacity: .55; cursor: not-allowed; transform: none; }
.note { text-align: center; color: var(--muted); font-size: 14px; margin-top: 22px; }

.faq { max-width: 780px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 18px 22px; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 22px; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); margin-top: 10px; }

.cta { text-align: center; padding: 56px 24px; border-radius: 28px; background: radial-gradient(circle at 50% 0, #ff8a1e33, transparent 60%), var(--bg-2); border: 1px solid var(--border); display: grid; justify-items: center; gap: 6px; }
.cta p { color: var(--muted); margin-bottom: 18px; }

.footer { border-top: 1px solid var(--border); padding: 28px 0; margin-top: 30px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: 14px; }

/* RESPONSIVE */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding-top: 60px; }
  .hero-art { height: 380px; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .servers { grid-template-columns: repeat(2, 1fr); }
  .pricing { grid-template-columns: 1fr; max-width: 420px; }
  .plan.popular { transform: none; }
  .clean { grid-template-columns: 1fr; padding: 30px; }
}
@media (max-width: 720px) {
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg-2); border-bottom: 1px solid var(--border); padding: 8px 16px; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; }
  .nav-cta { display: none; }
  .burger { display: block; }
  .features { grid-template-columns: 1fr; }
  .float-card { min-width: 190px; font-size: 12px; }
  .fc-1 { left: 0; } .fc-2 { right: 0; }
  .stats { gap: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}