:root {
  --bg: #f6f8fa;
  --bg-soft: #edf3f5;
  --surface: rgba(255,255,255,0.88);
  --surface-strong: #ffffff;
  --surface-2: #f3f7f8;
  --line: rgba(14, 62, 89, 0.12);
  --brand: #0f4160;
  --brand-2: #6db2bf;
  --brand-3: #e6a667;
  --brand-dark: #0a3048;
  --text: #163247;
  --muted: #5e7484;
  --footer: #0a3048;
  --shadow: 0 16px 50px rgba(15, 65, 96, 0.10);
  --shadow-soft: 0 10px 28px rgba(15, 65, 96, 0.08);
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(109,178,191,0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(230,166,103,0.14), transparent 22%),
    linear-gradient(180deg, #fbfcfd 0%, var(--bg) 42%, #f7fafb 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.narrow { width: min(780px, 100%); }
.mt-24 { margin-top: 24px; }
.site-header {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(16px);
  background: rgba(246,248,250,0.76);
  border-bottom: 1px solid rgba(14, 62, 89, 0.08);
}
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 88px; position: relative; gap: 20px; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand-logo { width: 210px; max-width: 46vw; height: 150; }
.menu { display: flex; align-items: center; gap: 18px; }
.menu a {
  color: var(--muted); font-weight: 700; font-size: 0.95rem;
  padding: 10px 12px; border-radius: 999px; transition: 0.25s ease;
}
.menu a.active, .menu a:hover { color: var(--brand-dark); background: rgba(109,178,191,0.11); }
.menu-toggle { display: none; }
.hero {
  padding: 74px 0 48px;
}
.hero-inner { padding: 62px 0 26px; }
.hero-grid, .two-columns, .product-layout, .footer-grid { display: grid; gap: 24px; }
.hero-grid { grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr); align-items: center; }
.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.product-layout { grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr); }
.footer-grid { grid-template-columns: 1.15fr 0.85fr 0.85fr; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.eyebrow, .section-label {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: 999px;
  background: rgba(109,178,191,0.14); color: var(--brand-dark);
  font-weight: 800; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase;
}
.hero h1, .hero-inner h1 {
  font-size: clamp(2.35rem, 5vw, 4.65rem);
  line-height: 0.98;
  margin: 18px 0 16px;
  letter-spacing: -0.04em;
  color: var(--brand-dark);
}
.hero-inner h1 { font-size: clamp(2rem, 4vw, 3.3rem); }
.hero-copy {
  font-size: 1.08rem; line-height: 1.8; color: var(--muted); max-width: 760px;
}
.hero-note { margin-top: 18px; color: var(--muted); font-size: 0.95rem; }
.button-row, .button-stack, .product-meta, .hero-trust { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.button-row { margin-top: 22px; }
.button-stack { flex-direction: column; align-items: stretch; }
.hero-trust { margin-top: 26px; }
.hero-trust span {
  padding: 9px 12px; border-radius: 999px; background: rgba(255,255,255,0.78); border: 1px solid var(--line); color: var(--brand-dark); font-size: 0.9rem; font-weight: 700;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 0 20px; border-radius: 16px; border: 1px solid transparent;
  background: linear-gradient(180deg, #184f72 0%, #0f4160 100%); color: white; font-weight: 800; letter-spacing: -0.01em; box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 16px 36px rgba(15,65,96,0.18); }
.btn-outline {
  background: rgba(255,255,255,0.74); color: var(--brand-dark); border-color: rgba(15,65,96,0.14); box-shadow: none;
}
.btn-outline:hover { background: rgba(109,178,191,0.12); }
.btn-accent {
  background: linear-gradient(180deg, #efb173 0%, #df9852 100%);
}
.btn-small { min-height: 40px; padding: 0 14px; border-radius: 12px; }
.hero-card, .card {
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.72);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card {
  padding: 30px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(109,178,191,0.22), transparent 32%),
    radial-gradient(circle at bottom left, rgba(230,166,103,0.18), transparent 26%),
    linear-gradient(180deg, rgba(255,255,255,0.94) 0%, rgba(248,251,252,0.92) 100%);
}
.hero-card::after {
  content: "";
  position: absolute; inset: auto -60px -70px auto; width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(230,166,103,0.18) 0%, transparent 68%);
}
.card { padding: 26px; }
.soft { background: linear-gradient(180deg, rgba(255,255,255,0.94) 0%, rgba(247,250,251,0.92) 100%); }
.highlight {
  background: linear-gradient(140deg, rgba(255,255,255,0.96) 0%, rgba(255,248,240,0.96) 100%);
  border-color: rgba(230,166,103,0.18);
}
.manifesto {
  font-size: 1.15rem; line-height: 1.9;
  padding: 28px;
  background: linear-gradient(135deg, rgba(109,178,191,0.12), rgba(230,166,103,0.08));
}
.hero-visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
}
.hero-ring {
  position: relative;
  width: min(100%, 430px); aspect-ratio: 1 / 1;
  border-radius: 50%;
  background:
    conic-gradient(from 0deg, rgba(15,65,96,0.96) 0 26%, rgba(109,178,191,0.86) 26% 54%, rgba(230,166,103,0.82) 54% 76%, rgba(15,65,96,0.92) 76% 100%);
  padding: 20px;
  box-shadow: 0 26px 60px rgba(15,65,96,0.16);
}
.hero-ring-inner {
  width: 100%; height: 100%; border-radius: 50%;
  background: radial-gradient(circle at center, #ffffff 0 52%, rgba(240,246,248,0.94) 53% 100%);
  display: grid; place-items: center; position: relative; overflow: hidden;
}
.hero-ring-inner::before,
.hero-ring-inner::after {
  content: ""; position: absolute; border-radius: 50%;
}
.hero-ring-inner::before {
  width: 76%; height: 76%; border: 1px dashed rgba(15,65,96,0.16);
}
.hero-ring-inner::after {
  width: 48%; height: 48%; background: radial-gradient(circle, rgba(109,178,191,0.18), transparent 72%);
}
.hero-logo-badge {
  position: relative; z-index: 2; text-align: center; padding: 18px 22px;
  background: rgba(255,255,255,0.82); border-radius: 24px; border: 1px solid rgba(15,65,96,0.08);
  box-shadow: var(--shadow-soft); max-width: 250px;
}
.hero-logo-badge img { width: 170px; margin: 0 auto 10px; }
.hero-logo-badge strong { display: block; font-size: 1.05rem; color: var(--brand-dark); }
.hero-logo-badge span { display: block; font-size: 0.92rem; color: var(--muted); line-height: 1.6; }
.orbit-chip {
  position: absolute; z-index: 2; padding: 11px 14px; border-radius: 999px; font-weight: 800; font-size: 0.88rem;
  background: rgba(255,255,255,0.95); color: var(--brand-dark); border: 1px solid rgba(15,65,96,0.10); box-shadow: var(--shadow-soft);
}
.orbit-1 { top: 18%; left: -2%; }
.orbit-2 { top: 9%; right: 4%; }
.orbit-3 { bottom: 17%; left: 4%; }
.orbit-4 { bottom: 8%; right: -1%; }
.stats-row {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 26px;
}
.stats-row div {
  padding: 18px 18px; border-radius: 22px; background: rgba(255,255,255,0.82);
  border: 1px solid var(--line); box-shadow: var(--shadow-soft);
}
.stats-row strong { display: block; font-size: 1.5rem; color: var(--brand-dark); margin-bottom: 4px; }
.stats-row span, .muted { color: var(--muted); }
.section { padding: 28px 0 58px; }
.section-tint {
  background: linear-gradient(180deg, rgba(237,243,245,0.72) 0%, rgba(248,251,252,0.82) 100%);
  border-top: 1px solid rgba(14, 62, 89, 0.06);
  border-bottom: 1px solid rgba(14, 62, 89, 0.06);
}
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 20px; }
.text-link { color: var(--brand-dark); font-weight: 800; }
.check-list, .lesson-list, .site-footer ul, .steps, .feature-list { margin: 0; padding-left: 1.15rem; }
.check-list li, .lesson-list li, .steps li, .feature-list li { margin-bottom: 0.8rem; line-height: 1.7; }
.product-card h3, .post-card h3, .card h2, .hero-card h2 { margin-top: 0.35rem; margin-bottom: 0.7rem; }
.card p:last-child { margin-bottom: 0; }
.feature-list { color: var(--muted); }
.product-card, .post-card { position: relative; overflow: hidden; }
.product-card::before, .post-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-2) 58%, var(--brand-3) 100%);
}
.product-icon {
  width: 64px; height: 64px; border-radius: 20px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(109,178,191,0.18), rgba(230,166,103,0.16));
  font-size: 1.65rem; margin-bottom: 12px;
}
.product-icon.large { width: 86px; height: 86px; font-size: 2rem; }
.price { font-size: 1.1rem; font-weight: 800; color: var(--brand-dark); }
.price.big { display: inline-block; margin: 8px 0 16px; font-size: 1.85rem; }
.tag {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 999px;
  background: rgba(230,166,103,0.16); color: #8a5626; font-weight: 800; font-size: 0.8rem;
}
.post-body { margin-top: 12px; color: var(--muted); line-height: 1.7; }
.post-body.compact {
  max-height: 155px; overflow: hidden; position: relative;
}
.post-body.compact::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 40px;
  background: linear-gradient(180deg, rgba(255,255,255,0), rgba(255,255,255,0.94));
}
.pill-group { display: flex; flex-wrap: wrap; gap: 10px; }
.pill-group span {
  padding: 10px 14px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); font-weight: 700;
}
.alert {
  padding: 16px 18px; border-radius: 16px; border: 1px solid transparent; margin-bottom: 10px;
}
.alert.success { background: #eff7f8; color: var(--brand-dark); border-color: #c9dfe3; }
.alert.warning { background: #fff6eb; color: #8a5626; border-color: #f2d0a8; }
.alert.info { background: #eef4fb; color: #264d73; border-color: #c9d9eb; }
.contact-box { align-items: stretch; }
.contact-copy {
  display: grid; gap: 18px;
}
.contact-panel {
  padding: 18px 20px; border-radius: 22px; background: rgba(255,255,255,0.8); border: 1px solid var(--line); box-shadow: var(--shadow-soft);
}
.form-card label { display: block; font-weight: 700; margin-bottom: 12px; color: var(--brand-dark); }
.form-card input, .form-card textarea {
  width: 100%; margin-top: 8px; padding: 14px 14px; border-radius: 16px;
  border: 1px solid var(--line); background: rgba(252,254,254,0.95); font: inherit; color: var(--text);
}
.form-card textarea { resize: vertical; }
.site-footer {
  background: linear-gradient(180deg, #0a3048 0%, #08273b 100%); color: #edf4f6; padding: 48px 0 18px; margin-top: 26px;
}
.site-footer a { color: #edf4f6; }
.footer-brand-logo { display: block; width: 180px; max-width: 100%; margin-bottom: 12px; border-radius: 10px; }
.footer-bottom { border-top: 1px solid rgba(237, 244, 246, 0.15); padding-top: 18px; margin-top: 24px; color: rgba(237,244,246,0.82); }
.code-inline { padding: 2px 8px; border-radius: 999px; background: rgba(15,65,96,0.08); font-size: 0.88rem; }
@media (max-width: 980px) {
  .hero-grid, .two-columns, .product-layout, .footer-grid { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .hero-visual { min-height: 360px; }
  .brand-logo { width: 170px; }
  .menu-toggle {
    display: inline-flex; background: white; border: 1px solid var(--line); border-radius: 12px; min-width: 44px; min-height: 44px;
    align-items: center; justify-content: center; font-size: 1.1rem;
  }
  .menu {
    display: none; position: absolute; top: 86px; left: 0; right: 0; padding: 16px; background: rgba(255,255,255,0.98);
    border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow); flex-direction: column; align-items: stretch;
  }
  .menu.open { display: flex; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 22px, 1120px); }
  .hero { padding-top: 44px; }
  .hero h1, .hero-inner h1 { font-size: 2.1rem; }
  .card-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr; }
  .hero-ring { width: min(100%, 320px); }
  .orbit-chip { position: static; margin-top: 10px; display: inline-flex; }
  .hero-visual { gap: 10px; min-height: auto; }
  .brand-logo { width: 145px; max-width: 50vw; }
}