:root {
  --bg: #f4efe7;
  --bg-soft: #fbf8f2;
  --card: #ffffff;
  --ink: #1d2733;
  --muted: #5d6a77;
  --line: #dde3e8;
  --accent: #0f5f73;
  --accent-strong: #0a4c5d;
  --accent-soft: #d7edf1;
  --shadow: 0 16px 40px rgba(21, 35, 48, 0.08);
  --radius: 22px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 95, 115, 0.08), transparent 34%),
    radial-gradient(circle at top right, rgba(160, 110, 39, 0.10), transparent 30%),
    linear-gradient(180deg, #faf7f1 0%, #f3ede4 100%);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.site-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(221, 227, 232, 0.9);
  background: rgba(251, 248, 242, 0.92);
  backdrop-filter: blur(10px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 14px;
  font-size: 0.95rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent-strong);
}

.page {
  padding: 36px 0 52px;
}

.hero,
.panel,
.stack-card,
.support-card {
  border: 1px solid rgba(221, 227, 232, 0.95);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  gap: 24px;
  padding: 34px;
  border-radius: 30px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1,
.section-title {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.hero h1 {
  max-width: 14ch;
  font-size: clamp(2.4rem, 5vw, 4.4rem);
}

.hero p {
  max-width: 68ch;
  margin: 0;
  color: var(--muted);
  font-size: 1.06rem;
}

.hero-grid {
  display: grid;
  gap: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
}

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.button--secondary {
  color: var(--accent-strong);
  border-color: rgba(15, 95, 115, 0.18);
  background: rgba(215, 237, 241, 0.46);
}

.hero-note {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(215, 237, 241, 0.55);
  color: #24404a;
  font-size: 0.96rem;
}

.content {
  display: grid;
  gap: 22px;
  margin-top: 26px;
}

.panel,
.support-card {
  border-radius: 24px;
  padding: 24px;
}

.section-title {
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
}

.section-copy {
  margin: 10px 0 0;
  color: var(--muted);
  max-width: 68ch;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.support-card h3 {
  margin: 0 0 10px;
  font-size: 1.16rem;
}

.support-card p,
.support-card ul {
  margin: 0;
  color: var(--muted);
}

.support-card ul {
  padding-left: 18px;
}

.support-card li + li {
  margin-top: 6px;
}

.split {
  display: grid;
  gap: 18px;
}

.mini-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.mini-list li {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(244, 239, 231, 0.7);
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.related-links a {
  text-decoration: none;
  color: var(--accent-strong);
  font-weight: 700;
}

.site-footer {
  margin-top: 38px;
  border-top: 1px solid rgba(221, 227, 232, 0.95);
  padding: 22px 0 34px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.footer-links a {
  color: var(--accent-strong);
  text-decoration: none;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 48px;
}

.legal-panel {
  padding: 28px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.93);
  border: 1px solid rgba(221, 227, 232, 0.95);
  box-shadow: var(--shadow);
}

.legal-panel h1 {
  margin-top: 0;
}

.legal-panel p,
.legal-panel li {
  color: var(--muted);
}

.legal-panel a {
  color: var(--accent-strong);
}

.page-404 {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.page-404__card {
  width: min(600px, 100%);
  padding: 30px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(221, 227, 232, 0.95);
  box-shadow: var(--shadow);
  text-align: center;
}

.page-404__card h1 {
  margin-top: 0;
}

@media (min-width: 760px) {
  .hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.9fr);
    align-items: end;
  }

  .split {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 759px) {
  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    justify-content: flex-start;
    gap: 10px 12px;
  }

  .site-nav a {
    padding: 4px 0;
  }

  .page {
    padding-top: 24px;
  }

  .hero,
  .panel,
  .support-card,
  .legal-panel,
  .page-404__card {
    padding: 20px;
    border-radius: 20px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .hero-note {
    font-size: 0.95rem;
  }

  .button {
    width: 100%;
  }

  .hero-actions,
  .related-links,
  .footer-links {
    width: 100%;
  }

  .related-links a,
  .footer-links a {
    line-height: 1.4;
  }
}