:root {
  --ink: #17211f;
  --muted: #5d706b;
  --coach: #138a72;
  --coach-dark: #0f6656;
  --sea: #dff3ee;
  --cream: #fbfaf5;
  --card: #ffffff;
  --line: #dce8e4;
  --warm: #f7efe1;
  --shadow: 0 18px 55px rgba(17, 32, 28, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(19, 138, 114, 0.16), transparent 34rem),
    linear-gradient(180deg, #f4fbf8 0%, var(--cream) 54%, #ffffff 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: var(--coach-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(220, 232, 228, 0.76);
  background: rgba(251, 250, 245, 0.86);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 14px 0;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 800;
  font-size: 1.04rem;
  text-decoration: none;
}

.brand img {
  width: 42px;
  height: 42px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.95rem;
  font-weight: 700;
}

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

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--coach-dark);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--coach);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(19, 138, 114, 0.22);
}

.button.secondary {
  background: #ffffff;
  color: var(--coach-dark);
  border: 1px solid var(--line);
  box-shadow: none;
}

.page {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  align-items: center;
  gap: 56px;
  padding: 82px 0 56px;
}

.eyebrow {
  color: var(--coach-dark);
  font-weight: 900;
  letter-spacing: 0;
  margin: 0 0 12px;
}

h1,
h2,
h3 {
  letter-spacing: 0;
  line-height: 1.08;
}

h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(3rem, 7vw, 5.9rem);
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(2rem, 4vw, 3.25rem);
}

h3 {
  margin: 0 0 8px;
  font-size: 1.18rem;
}

.lead {
  max-width: 66ch;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.18rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-panel {
  position: relative;
  min-height: 560px;
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(223, 243, 238, 0.9)),
    var(--card);
  border: 1px solid rgba(220, 232, 228, 0.9);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.board-preview {
  position: absolute;
  inset: 42px 34px auto;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  aspect-ratio: 1;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 26px 70px rgba(17, 32, 28, 0.2);
}

.board-preview span {
  display: block;
}

.board-preview span {
  background: #438564;
}

.board-preview span:nth-child(16n + 1),
.board-preview span:nth-child(16n + 3),
.board-preview span:nth-child(16n + 5),
.board-preview span:nth-child(16n + 7),
.board-preview span:nth-child(16n + 10),
.board-preview span:nth-child(16n + 12),
.board-preview span:nth-child(16n + 14),
.board-preview span:nth-child(16n + 16) {
  background: #dcebd2;
}

.coach-bubble {
  position: absolute;
  left: 32px;
  right: 32px;
  bottom: 34px;
  padding: 22px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(220, 232, 228, 0.9);
  box-shadow: 0 18px 50px rgba(17, 32, 28, 0.14);
}

.coach-bubble strong {
  display: block;
  margin-bottom: 4px;
}

.section {
  padding: 58px 0;
}

.section.narrow {
  max-width: 840px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

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

.card {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 36px rgba(17, 32, 28, 0.06);
}

.card p,
.section p,
li {
  color: var(--muted);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.pill-list li {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--coach-dark);
  background: var(--sea);
  font-weight: 800;
}

.notice {
  padding: 20px 22px;
  border-radius: 16px;
  background: var(--warm);
  border: 1px solid #eadcc8;
}

.content {
  padding: 62px 0 88px;
}

.content h1 {
  max-width: 16ch;
  margin-bottom: 18px;
  font-size: clamp(2.55rem, 5vw, 4.75rem);
}

.content h2 {
  margin-top: 42px;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
}

.content ul {
  padding-left: 1.25rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.footer-inner nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  .hero-panel {
    min-height: 480px;
  }

  .grid,
  .grid.two {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .page,
  .nav,
  .footer-inner {
    width: min(100% - 28px, 1120px);
  }

  .hero-panel {
    min-height: 390px;
  }

  .board-preview {
    inset: 28px 22px auto;
  }

  .coach-bubble {
    left: 20px;
    right: 20px;
    bottom: 22px;
  }
}