/* DoorVPN — тёмная «security» тема */
:root {
  --bg: #06090f;
  --bg-2: #0b111a;
  --panel: #0e1620;
  --border: #223141;
  --text: #ffffff;
  --muted: #eef3f9;
  --accent: #2ff0ac;
  --accent-dim: #17a678;
  --danger: #ff5470;
  --mono: 'JetBrains Mono', 'Fira Code', ui-monospace, 'SF Mono', Consolas, monospace;
  --sans: -apple-system, 'Segoe UI', Roboto, Inter, system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 19px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  /* лёгкая «сетка» на фоне — техно-вайб */
  background-image:
    radial-gradient(circle at 50% -20%, rgba(38,229,163,0.08), transparent 45%),
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 100% 100%, 44px 44px, 44px 44px;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: #6ff3c8; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ── Навигация ── */
header.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(6,9,15,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -0.5px; }
.brand .logo {
  width: 40px; height: 40px; border-radius: 10px;
  object-fit: cover; display: block;
  box-shadow: 0 0 18px rgba(80,120,255,0.35);
}
.brand span.x { color: var(--accent); }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--muted); font-size: 16px; font-weight: 600; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }

/* ── Кнопки ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 10px; font-weight: 600; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; transition: .15s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: #04120c; box-shadow: 0 6px 24px rgba(38,229,163,0.28);
}
.btn-primary:hover { color: #04120c; transform: translateY(-1px); box-shadow: 0 10px 30px rgba(38,229,163,0.4); }
.btn-ghost { background: var(--panel); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--accent-dim); }

/* ── Hero ── */
.hero { padding: 90px 0 70px; text-align: center; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 13px; color: var(--accent);
  border: 1px solid var(--border); background: var(--bg-2);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 26px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.hero h1 { font-size: 56px; line-height: 1.05; letter-spacing: -1.5px; font-weight: 800; margin-bottom: 22px; }
.hero h1 .grad { background: linear-gradient(120deg, var(--accent), #5ad2ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 23px; color: var(--muted); max-width: 660px; margin: 0 auto 36px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── Секции ── */
section { padding: 64px 0; }
.section-title { font-size: 32px; font-weight: 800; letter-spacing: -0.8px; margin-bottom: 12px; }
.section-sub { color: var(--muted); font-size: 20px; margin-bottom: 40px; max-width: 640px; }

/* ── Фичи ── */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.card {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--border); border-radius: 14px; padding: 26px;
  transition: .18s;
}
.card:hover { border-color: var(--accent-dim); transform: translateY(-3px); }
.card .ico { font-size: 28px; margin-bottom: 14px; }
.card h3 { font-size: 20px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 17.5px; }

/* ── Терминал-блок ── */
.terminal {
  background: #05080d; border: 1px solid var(--border); border-radius: 12px;
  font-family: var(--mono); font-size: 16px; overflow: hidden; margin: 8px 0;
}
.terminal .bar { display: flex; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.terminal .bar i { width: 11px; height: 11px; border-radius: 50%; background: #2b3947; display: block; }
.terminal .body { padding: 18px; color: #d3dde8; line-height: 1.8; }
.terminal .body .g { color: var(--accent); }
.terminal .body .m { color: var(--muted); }

/* ── Download cards ── */
.dl-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.dl {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--border); border-radius: 16px; padding: 28px; text-align: center;
}
.dl.soon { opacity: .55; }
.dl .os { font-size: 40px; margin-bottom: 14px; }
.dl h3 { font-size: 22px; margin-bottom: 4px; }
.dl .ver { font-family: var(--mono); font-size: 14px; color: var(--muted); margin-bottom: 18px; }
.dl .note { font-size: 15.5px; color: var(--muted); margin-top: 12px; }
.dl .btn { width: 100%; justify-content: center; }

/* ── Статы ── */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 18px; text-align: center; }
.stat .num { font-size: 42px; font-weight: 800; font-family: var(--mono); color: var(--accent); }
.stat .lbl { color: var(--muted); font-size: 15px; }

/* ── Footer ── */
footer { border-top: 1px solid var(--border); padding: 40px 0; color: var(--muted); font-size: 15px; margin-top: 40px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }

.prose p { color: var(--muted); font-size: 19.5px; margin-bottom: 18px; line-height: 1.7; }
.prose h2 { font-size: 26px; margin: 34px 0 14px; letter-spacing: -0.5px; }

/* ── Переключатель языка (кастомный дропдаун, правый угол) ── */
.nav-right { display: flex; align-items: center; gap: 26px; }
.lang { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 11px;
  padding: 8px 14px; font-size: 15px; font-weight: 600;
  font-family: var(--sans); cursor: pointer; transition: .15s;
}
.lang-btn:hover { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47,240,172,0.12); }
.lang-btn .lang-flag { font-size: 17px; }
.lang-btn .chev { color: var(--muted); font-size: 11px; transition: .2s; }
.lang.open .lang-btn .chev { transform: rotate(180deg); }
.lang-menu {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 40;
  min-width: 186px; padding: 8px;
  background: var(--bg-2); border: 1px solid var(--border); border-radius: 15px;
  box-shadow: 0 18px 44px rgba(0,0,0,0.6);
  opacity: 0; transform: translateY(-8px) scale(0.98);
  pointer-events: none; transition: .16s ease;
}
.lang.open .lang-menu { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.lang-opt {
  display: flex; align-items: center; gap: 12px; width: 100%;
  background: transparent; border: 0; color: var(--text);
  padding: 10px 12px; border-radius: 10px; font-size: 15px; font-weight: 500;
  font-family: var(--sans); cursor: pointer; text-align: left; transition: .12s;
}
.lang-opt:hover { background: var(--panel); }
.lang-opt.active { background: rgba(47,240,172,0.13); color: var(--accent); font-weight: 700; }
.lang-opt .lang-flag { font-size: 19px; }

/* ── RTL (арабский, фарси) ── */
[dir="rtl"] body { font-family: 'Segoe UI', Tahoma, var(--sans); }
[dir="rtl"] .hero-actions, [dir="rtl"] .nav-right { direction: rtl; }
[dir="rtl"] .terminal .body { direction: ltr; text-align: left; }
[dir="rtl"] .footer-inner { direction: rtl; }
[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .lang-opt { text-align: right; }

@media (max-width: 640px) {
  .hero h1 { font-size: 38px; }
  .nav-links { gap: 14px; }
  .nav-links a { font-size: 14px; }
  .nav-right { gap: 14px; }
  .lang-btn { padding: 7px 11px; font-size: 14px; }
}

.brand .word { display: inline-flex; }