/* ===== TERRA — тёмная тема, золото на чёрном ===== */
:root {
  --bg: #050505;
  --bg-soft: #0b0b0c;
  --card: #121214;
  --card-2: #16161a;
  --border: #262620;
  --text: #f5f2ea;
  --muted: #9a9690;
  --gold: #f2b544;
  --gold-2: #ffd77a;
  --danger: #ef5350;
  --good: #34d399;
  --bad: #fb7185;
  --grad: linear-gradient(135deg, #ffd77a 0%, #f2b544 55%, #c9861f 100%);
  --radius: 18px;
  --shadow: 0 20px 60px -20px rgba(0,0,0,.7);
  --maxw: 1180px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0; letter-spacing: -.02em; }
ul { margin: 0; padding: 0; list-style: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section { padding: 96px 0; }
.kicker { color: var(--gold); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: 13px; margin-bottom: 10px; }
.section-sub { color: var(--muted); max-width: 640px; margin-top: 14px; font-size: 17px; }
.section h2 { font-size: clamp(26px, 4vw, 38px); margin-bottom: 6px; }

/* ===== Кнопки ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; font-weight: 700; font-size: 15px;
  cursor: pointer; border: 1px solid transparent; transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold { background: var(--grad); color: #14100a; box-shadow: 0 10px 30px -10px rgba(242,181,68,.55); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--gold); }
.btn-block { width: 100%; justify-content: center; }
.btn-lg { padding: 17px 30px; font-size: 17px; }

/* ===== Шапка ===== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(5,5,5,.72);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 74px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-text { font-weight: 800; font-size: 20px; letter-spacing: .06em; }
.main-nav { display: flex; gap: 28px; }
.main-nav a { color: var(--muted); font-size: 15px; transition: color .2s; }
.main-nav a:hover { color: var(--gold-2); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; }

/* ===== HERO ===== */
.hero { position: relative; padding: 90px 0 40px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .35; }
.glow-a { width: 520px; height: 520px; background: #f2b544; top: -220px; right: -120px; animation: breathe 9s ease-in-out infinite; }
.glow-b { width: 420px; height: 420px; background: #7c5a15; bottom: -200px; left: -100px; }
@keyframes breathe { 0%,100% { transform: scale(1); opacity: .3; } 50% { transform: scale(1.12); opacity: .45; } }

.chart-line { position: absolute; right: 0; bottom: 0; width: min(900px, 70vw); height: 220px; opacity: .5; }
.chart-line path { fill: none; stroke: url(#none); stroke: #f2b544; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.chart-line #chartDot { fill: #ffd77a; filter: drop-shadow(0 0 8px rgba(255,215,122,.9)); animation: dot-pulse 2.4s ease-in-out infinite; transform-origin: 900px 10px; }
@keyframes dot-pulse { 0%,100% { r: 5; } 50% { r: 7; } }

.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.eyebrow { color: var(--gold-2); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; font-size: 13px; margin-bottom: 18px; }
.hero h1 { font-size: clamp(32px, 5.2vw, 54px); }
.hero-sub { color: var(--muted); font-size: 18px; margin-top: 20px; max-width: 560px; }
.hero-cta { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

/* Бегущая строка курсов */
.ticker-wrap {
  position: relative; z-index: 1; margin-top: 64px;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  overflow: hidden; white-space: nowrap; padding: 16px 0;
  display: flex;
}
.ticker { display: inline-flex; gap: 48px; padding-right: 48px; animation: ticker-scroll 22s linear infinite; }
.ticker-item { font-weight: 700; color: var(--muted); font-size: 15px; display: inline-flex; gap: 8px; }
.ticker-item b { color: var(--text); font-weight: 800; }
.ticker-item b.up { color: var(--good); }
.ticker-item b.down { color: var(--bad); }
@keyframes ticker-scroll { from { transform: translateX(0); } to { transform: translateX(-100%); } }

/* ===== Боли ===== */
.pain-grid { margin-top: 44px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pain-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 22px; transition: transform .25s var(--ease), border-color .25s;
}
.pain-card:hover { transform: translateY(-6px); border-color: rgba(242,181,68,.4); }
.pain-ico { font-size: 26px; display: block; margin-bottom: 14px; }
.pain-card h3 { font-size: 17px; margin-bottom: 8px; }
.pain-card p { color: var(--muted); font-size: 14.5px; margin: 0; }

/* ===== Усиленная боль ===== */
.featured-pain-section { padding-top: 0; }
.featured-pain {
  position: relative; background: linear-gradient(160deg, #191408 0%, var(--card) 60%);
  border: 1px solid rgba(242,181,68,.35); border-radius: 24px; padding: 48px clamp(24px,5vw,64px);
  box-shadow: 0 0 0 1px rgba(242,181,68,.08), var(--shadow);
}
.featured-tag {
  display: inline-block; background: rgba(242,181,68,.14); color: var(--gold-2);
  font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
}
.featured-pain h2 { font-size: clamp(24px, 3.6vw, 34px); max-width: 720px; }
.featured-body { margin-top: 24px; max-width: 720px; }
.featured-body p { color: var(--muted); font-size: 16.5px; margin: 0 0 16px; }
.featured-highlight { color: var(--gold-2) !important; font-weight: 700; font-size: 18px !important; }

/* ===== Как работаем ===== */
.steps { margin-top: 44px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { padding: 4px; }
.step-num { color: var(--gold); font-weight: 800; font-size: 28px; opacity: .55; }
.step h3 { margin-top: 12px; font-size: 17px; }
.step p { color: var(--muted); font-size: 14.5px; margin-top: 8px; }

/* ===== Тарифы ===== */
.pricing-grid { margin-top: 44px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; display: flex; flex-direction: column; transition: transform .25s var(--ease), border-color .25s;
  position: relative;
}
.price-card:hover { transform: translateY(-6px); }
.price-card-featured { border-color: var(--gold); background: linear-gradient(160deg, #1a1608 0%, var(--card) 65%); }
.price-badge {
  position: absolute; top: -12px; left: 26px; background: var(--grad); color: #14100a;
  font-size: 12px; font-weight: 800; padding: 5px 12px; border-radius: 999px;
}
.price-card h3 { font-size: 20px; margin-bottom: 8px; }
.price-desc { color: var(--muted); font-size: 14.5px; margin-bottom: 20px; }
.price-features { margin-bottom: 26px; flex: 1; }
.price-features li { color: var(--text); font-size: 14.5px; padding: 8px 0; border-top: 1px solid var(--border); }
.price-features li:first-child { border-top: none; }

/* ===== Оплата ===== */
.payment-section { padding-bottom: 120px; }
.payment-box {
  background: var(--card); border: 1px solid var(--border); border-radius: 24px;
  padding: 48px clamp(24px,5vw,64px); text-align: center;
}
.payment-box h2 { font-size: clamp(24px, 3.6vw, 32px); }
.payment-box p { color: var(--muted); margin-top: 12px; max-width: 480px; margin-left: auto; margin-right: auto; }
.payment-actions { margin-top: 28px; }
.payment-note {
  margin-top: 30px; display: flex; align-items: center; justify-content: center; gap: 10px;
  flex-wrap: wrap; color: var(--muted); font-size: 13.5px;
}
.payment-note code {
  background: var(--bg-soft); border: 1px solid var(--border); padding: 6px 10px; border-radius: 8px;
  font-size: 12px; color: var(--gold-2); max-width: 100%; overflow-wrap: anywhere;
}
.copy-btn {
  background: none; border: 1px solid var(--border); color: var(--text); padding: 6px 12px;
  border-radius: 8px; cursor: pointer; font-size: 12.5px; transition: border-color .2s;
}
.copy-btn:hover { border-color: var(--gold); }

/* ===== Футер ===== */
.site-footer { border-top: 1px solid var(--border); padding: 36px 0; background: var(--bg-soft); }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); font-size: 13.5px; }
.footer-links a:hover { color: var(--gold-2); }
.footer-copy { width: 100%; color: var(--muted); font-size: 12.5px; margin-top: 10px; }

/* ===== Scroll reveal (one-shot) ===== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ===== Мобильное меню ===== */
@media (max-width: 860px) {
  .main-nav { position: fixed; top: 74px; left: 0; right: 0; background: var(--bg-soft);
    border-bottom: 1px solid var(--border); flex-direction: column; padding: 18px 22px; gap: 4px;
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; }
  .main-nav.open { transform: none; opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: flex; }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .pain-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .header-actions .btn-gold { display: none; }
}

/* ===== Уважаем сниженную анимацию ===== */
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: none; opacity: 1; transform: none; }
  .glow-a, .ticker { animation: none; }
}