/* ===== Лендинг ===== */
.land { background: var(--bg); min-height: 100vh; }
.land-wrap { width: min(100% - 40px, 1200px); margin: 0 auto; }

.land-header {
  position: sticky; top: 0; z-index: var(--z-sticky);
  background: color-mix(in srgb, var(--bg) 84%, transparent); backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}
.land-header-in { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.land-nav { display: flex; gap: 4px; }
.land-nav button { padding: 8px 14px; border-radius: 10px; font-weight: 600; color: var(--text-2); white-space: nowrap; transition: color .15s, background .15s; }
.land-nav button:hover { color: var(--text); background: var(--bg-soft); }
.land-actions { display: flex; align-items: center; gap: 10px; }

.hero { padding-top: 22px; }
.hero-card {
  position: relative; overflow: hidden; border-radius: 32px; color: #fff;
  background:
    radial-gradient(800px 460px at 88% 8%, rgba(122, 92, 255, .6), transparent 62%),
    radial-gradient(640px 460px at 0% 100%, rgba(75, 92, 246, .5), transparent 62%),
    #0b0e26;
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 32px;
  padding: clamp(28px, 5vw, 64px);
}
.hero-card::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, #fff, transparent), radial-gradient(1px 1px at 28% 68%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 46% 14%, #fff, transparent), radial-gradient(1px 1px at 63% 82%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 78% 36%, #fff, transparent), radial-gradient(1px 1px at 91% 70%, #fff, transparent),
    radial-gradient(1px 1px at 8% 88%, #fff, transparent), radial-gradient(1.5px 1.5px at 55% 48%, #fff, transparent);
}
.hero-copy { position: relative; z-index: 1; align-self: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; height: 34px; padding: 0 14px; border-radius: 17px; background: rgba(255, 255, 255, .12); font-weight: 600; font-size: 14px; }
.hero h1 { font-size: clamp(38px, 5.4vw, 68px); line-height: 1.04; font-weight: 850; letter-spacing: -.035em; margin: 18px 0 16px; }
.grad { background: linear-gradient(90deg, #a5b4ff, #d9a8ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 18px; line-height: 1.6; color: rgba(255, 255, 255, .8); max-width: 46ch; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0; }
.btn-ghost-light { color: #fff; border: 1.5px solid rgba(255, 255, 255, .32); }
.btn-ghost-light:hover:not(:disabled) { background: rgba(255, 255, 255, .1); }
.hero-facts { display: flex; gap: 12px 22px; flex-wrap: wrap; color: rgba(255, 255, 255, .85); font-weight: 600; font-size: 15px; }
.hero-facts li { display: flex; align-items: center; gap: 8px; }

.hero-visual { position: relative; min-height: 360px; z-index: 1; }
.hv-moon { position: absolute; right: -8%; top: -10%; color: rgba(255, 255, 255, .92); filter: drop-shadow(0 0 60px rgba(168, 140, 255, .7)); }
.hv-card {
  position: absolute; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .2);
  backdrop-filter: blur(14px); border-radius: 22px; box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
}
.hv-main { left: 2%; top: 22%; width: 78%; padding: 20px 22px 14px; animation: float 7s ease-in-out infinite; }
.hv-label { color: rgba(255, 255, 255, .75); font-size: 14px; }
.hv-value { font-size: 38px; font-weight: 800; letter-spacing: -.03em; line-height: 1.15; }
.hv-delta { display: inline-flex; align-items: center; gap: 4px; color: #7cf0b2; font-weight: 700; font-size: 14px; }
.hv-spark { width: 100%; height: 78px; margin-top: 10px; }
.hv-feed { right: 0; bottom: 14%; display: flex; align-items: center; gap: 12px; padding: 14px 18px 14px 14px; animation: float 6s ease-in-out -2s infinite; }
.hv-feed small { display: block; color: rgba(255, 255, 255, .7); font-size: 13px; }
.hv-feed .feed-ic { background: rgba(60, 207, 134, .2); color: #6df0ae; }
.hv-plus { color: #7cf0b2; margin-left: 10px; font-size: 18px; }
.hv-link { left: 0; bottom: 2%; display: flex; align-items: center; gap: 10px; padding: 12px 16px; font-family: var(--font-mono); font-size: 13.5px; color: rgba(255, 255, 255, .9); animation: float 8s ease-in-out -4s infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

.land-section { padding-top: 80px; }
.land-head { text-align: center; margin-bottom: 36px; }
.land-head h2 { font-size: clamp(28px, 3.6vw, 42px); letter-spacing: -.028em; font-weight: 800; line-height: 1.15; }
.land-head p { color: var(--text-2); margin-top: 10px; font-size: 18px; }

.steps-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.step-card { padding: 26px; border: 1px solid var(--border); border-radius: 24px; background: var(--bg-elev); display: flex; flex-direction: column; gap: 10px; transition: transform .18s var(--ease), box-shadow .18s; }
.step-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.step-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.step-icon { width: 56px; height: 56px; border-radius: 18px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; }
.step-num { font-size: 44px; font-weight: 850; letter-spacing: -.04em; color: var(--bg-soft-2); line-height: 1; }
.step-card h3 { font-size: 21px; }

.perk-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.perk { display: flex; gap: 16px; padding: 22px; border: 1px solid var(--border); border-radius: 20px; background: var(--bg-elev); }
.perk-ic { flex: none; width: 48px; height: 48px; border-radius: 15px; background: var(--brand-gradient); color: #fff; display: grid; place-items: center; }
.perk h3 { font-size: 18px; margin-bottom: 4px; }
.perk p { font-size: 15px; line-height: 1.55; }

.calc-card { padding: 30px; }
.land-faq { max-width: 820px; margin: 0 auto; }

.cta-band {
  border-radius: 28px; padding: clamp(28px, 5vw, 56px); color: #fff; background: var(--brand-gradient);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(26px, 3.4vw, 38px); letter-spacing: -.025em; font-weight: 800; }
.cta-band p { color: rgba(255, 255, 255, .85); margin-top: 8px; font-size: 17px; }

.land-footer { margin-top: 80px; border-top: 1px solid var(--border); padding: 36px 0 44px; }
.land-footer-in { display: flex; align-items: center; justify-content: space-between; gap: 18px 32px; flex-wrap: wrap; }
.land-links { display: flex; gap: 8px 24px; flex-wrap: wrap; }
.land-links a { color: var(--text-2); font-weight: 500; }
.land-links a:hover { color: var(--text); }
.login-ic { width: 72px; height: 72px; border-radius: 22px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; margin: 4px auto 0; }

@media (max-width: 1180px) {
  .land-nav { display: none; }
}
@media (max-width: 1000px) {
  .hero-card { grid-template-columns: minmax(0, 1fr); }
  .hero-visual { min-height: 0; display: grid; gap: 12px; }
  .hv-card { position: relative; left: auto; right: auto; top: auto; bottom: auto; width: auto; animation: none; }
  .hv-moon { display: none; }
  .steps-grid, .perk-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 720px) {
  .land-demo { display: none; }
}
@media (max-width: 560px) {
  .land-login-text { display: none; }
  .land-actions .btn-primary { padding: 0 16px; }
}
@media (max-width: 640px) {
  .land-header-in { height: 68px; }
  .land-section { padding-top: 56px; }
  .calc-card { padding: 18px; }
  .hv-main { width: 92%; left: 0; }
  .hv-value { font-size: 30px; }
}