:root {
  --color-background: #f6f7f6;
  --color-background-elevated: #fbfcfb;
  --color-surface: #ffffff;
  --color-text-primary: #1b2421;
  --color-text-secondary: #56615c;
  --color-text-muted: #8a948f;
  --color-border: #e2e6e3;
  --color-accent: #0f6e5c;
  --color-accent-active: #0b5447;
  --color-on-accent: #ffffff;
  --color-success: #1f8a65;
  --color-warning: #b5790a;
  --color-error: #c43d4b;
  --color-swim: #1e7fb8;
  --color-bike: #c2660f;
  --color-run: #0f6e5c;
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-base: 16px;
  --space-md: 20px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-section: 80px;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --content-max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-background);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.45;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  color: var(--color-text-secondary);
  margin: 0;
}

h1,
h2,
h3 {
  color: var(--color-text-primary);
  margin: 0;
}

h1 {
  font-size: clamp(42px, 7vw, 68px);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 0.98;
}

h2 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.18;
}

h3 {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.35;
}

ul {
  margin: 0;
  padding-left: 20px;
}

li + li {
  margin-top: 10px;
}

.container {
  width: min(100% - 32px, var(--content-max));
  margin: 0 auto;
}

.section {
  padding: var(--space-section) 0;
}

.section-tight {
  padding: 56px 0;
}

.section-elevated {
  background: var(--color-background-elevated);
  border-bottom: 1px solid var(--color-border);
  border-top: 1px solid var(--color-border);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--color-background-elevated) 92%, transparent);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(14px);
}

.nav {
  align-items: center;
  display: flex;
  min-height: 72px;
  justify-content: space-between;
  gap: var(--space-base);
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 10px;
  font-weight: 600;
  min-height: 44px;
}

.brand-mark {
  align-items: end;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: inline-grid;
  gap: 2px;
  grid-template-columns: repeat(3, 1fr);
  height: 32px;
  padding: 6px;
  width: 32px;
}

.brand-mark span {
  border-radius: var(--radius-pill);
  display: block;
  width: 4px;
}

.brand-mark span:nth-child(1) {
  background: var(--color-swim);
  height: 12px;
}

.brand-mark span:nth-child(2) {
  background: var(--color-bike);
  height: 18px;
}

.brand-mark span:nth-child(3) {
  background: var(--color-run);
  height: 15px;
}

.nav-menu {
  align-items: center;
  display: flex;
  gap: var(--space-lg);
}

.nav-menu a:not(.button) {
  color: var(--color-text-secondary);
  font-size: 14px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-menu a:hover {
  color: var(--color-text-primary);
}

.nav-toggle {
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  cursor: pointer;
  display: none;
  flex-direction: column;
  gap: 5px;
  height: 44px;
  justify-content: center;
  width: 44px;
}

.nav-toggle span:not(.sr-only) {
  background: var(--color-text-primary);
  border-radius: var(--radius-pill);
  display: block;
  height: 2px;
  width: 18px;
}

.button {
  align-items: center;
  background: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  color: var(--color-on-accent);
  display: inline-flex;
  font-size: 16px;
  font-weight: 600;
  justify-content: center;
  line-height: 20px;
  min-height: 44px;
  padding: 11px 24px;
}

.button:hover {
  background: var(--color-accent-active);
  border-color: var(--color-accent-active);
}

.button-secondary {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}

.button-secondary:hover {
  background: var(--color-background-elevated);
  border-color: var(--color-border);
}

.button-small {
  font-size: 14px;
  min-height: 40px;
  padding: 9px 16px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero {
  padding: 72px 0 64px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: var(--space-xxl);
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
}

.hero-copy {
  display: grid;
  gap: var(--space-lg);
}

.hero-lede {
  color: var(--color-text-primary);
  font-size: 20px;
  line-height: 1.45;
  max-width: 590px;
}

.caption {
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 18px;
}

.eyebrow {
  color: var(--color-accent);
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.6px;
  line-height: 16px;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
}

.badge {
  align-items: center;
  background: var(--color-background-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  display: inline-flex;
  font-size: 11px;
  font-weight: 600;
  height: 24px;
  letter-spacing: 0.6px;
  line-height: 16px;
  padding: 0 10px;
  text-transform: uppercase;
  width: fit-content;
}

.badge-accent {
  border-color: color-mix(in srgb, var(--color-accent) 32%, var(--color-border));
  color: var(--color-accent);
}

.badge-success {
  border-color: color-mix(in srgb, var(--color-success) 34%, var(--color-border));
  color: var(--color-success);
}

.badge-warning {
  border-color: color-mix(in srgb, var(--color-warning) 38%, var(--color-border));
  color: var(--color-warning);
}

.phone-shell {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 28px;
  box-shadow: 0 24px 70px rgba(15, 31, 26, 0.12);
  display: grid;
  gap: var(--space-base);
  margin-left: auto;
  max-width: 430px;
  padding: var(--space-lg);
  position: relative;
  width: 100%;
}

.phone-status,
.app-header,
.readiness-meta,
.proof-header {
  align-items: center;
  display: flex;
  justify-content: space-between;
  gap: var(--space-base);
}

.phone-status {
  color: var(--color-text-muted);
  font-size: 13px;
}

.app-header h2 {
  font-size: 28px;
}

.readiness-card,
.next-action,
.proof-card,
.feature-card,
.metric-card,
.plan-card,
.milestone,
.activity-card,
details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.readiness-card {
  align-items: center;
  display: grid;
  gap: var(--space-base);
  justify-items: center;
  padding: var(--space-lg);
}

.readiness-ring {
  align-items: center;
  background:
    radial-gradient(circle at center, var(--color-surface) 0 58%, transparent 59%),
    conic-gradient(var(--color-swim) 0 28%, var(--color-bike) 28% 48%, var(--color-run) 48% 64%, var(--color-border) 64% 100%);
  border-radius: 50%;
  display: grid;
  height: 180px;
  justify-items: center;
  place-content: center;
  width: 180px;
}

.score {
  color: var(--color-text-primary);
  font-size: 44px;
  font-weight: 600;
  line-height: 1;
}

.score-label {
  color: var(--color-text-secondary);
  font-size: 14px;
}

.readiness-meta {
  color: var(--color-text-secondary);
  font-size: 14px;
  width: 100%;
}

.readiness-meta strong {
  color: var(--color-accent);
  font-weight: 600;
}

.next-action {
  display: grid;
  gap: var(--space-xs);
  padding: var(--space-base);
}

.next-action p,
.next-action a {
  font-size: 14px;
  line-height: 20px;
}

.next-action a,
.text-link {
  color: var(--color-accent);
  font-weight: 600;
}

.quick-log {
  display: grid;
  gap: var(--space-xs);
  grid-template-columns: repeat(4, 1fr);
}

.chip {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 600;
  min-height: 36px;
  padding: 8px 10px;
  text-align: center;
}

.chip.swim {
  border-color: color-mix(in srgb, var(--color-swim) 38%, var(--color-border));
}

.chip.bike {
  border-color: color-mix(in srgb, var(--color-bike) 38%, var(--color-border));
}

.chip.run {
  border-color: color-mix(in srgb, var(--color-run) 38%, var(--color-border));
}

.activity-list {
  display: grid;
  gap: var(--space-sm);
}

.activity-card {
  align-items: center;
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: 64px 1fr;
  min-height: 72px;
  overflow: hidden;
  padding: var(--space-sm) var(--space-base);
  position: relative;
}

.activity-card::before,
.feature-card::before {
  bottom: 0;
  content: "";
  left: 0;
  position: absolute;
  top: 0;
  width: 4px;
}

.activity-card.swim::before,
.discipline-swim::before {
  background: var(--color-swim);
}

.activity-card.bike::before,
.discipline-bike::before {
  background: var(--color-bike);
}

.discipline-run::before {
  background: var(--color-run);
}

.activity-icon {
  align-items: center;
  background: var(--color-background-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  display: inline-flex;
  font-size: 12px;
  font-weight: 600;
  height: 36px;
  justify-content: center;
  width: 52px;
}

.activity-card h3 {
  font-size: 16px;
}

.activity-card p {
  font-size: 13px;
}

.split {
  align-items: start;
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 0.9fr 1.1fr;
}

.split p,
.section-heading p,
.proof-grid > div > p,
.faq-grid > div > p,
.final-cta p {
  max-width: 680px;
}

.metric-grid {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(3, 1fr);
}

.metric-card {
  display: grid;
  gap: var(--space-xs);
  padding: var(--space-base);
}

.metric-card span {
  color: var(--color-text-muted);
  font-size: 13px;
}

.metric-card strong {
  color: var(--color-accent);
  font-size: 22px;
  font-weight: 600;
}

.metric-card p {
  font-size: 13px;
}

.section-heading {
  display: grid;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.feature-grid {
  display: grid;
  gap: var(--space-base);
  grid-template-columns: repeat(3, 1fr);
}

.feature-card {
  display: grid;
  gap: var(--space-sm);
  overflow: hidden;
  padding: var(--space-lg);
  position: relative;
}

.discipline-label {
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 600;
}

.proof-grid {
  align-items: center;
  display: grid;
  gap: var(--space-xxl);
  grid-template-columns: 0.9fr 1.1fr;
}

.proof-card {
  display: grid;
  gap: var(--space-base);
  padding: var(--space-lg);
}

.proof-number {
  color: var(--color-text-secondary);
  font-size: 22px;
}

.proof-number strong {
  color: var(--color-accent);
  font-size: 56px;
  font-weight: 600;
  line-height: 1;
}

.proof-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.proof-chips span {
  background: var(--color-background-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-size: 13px;
  padding: 7px 10px;
}

.milestone-grid {
  display: grid;
  gap: var(--space-sm);
  grid-template-columns: repeat(2, 1fr);
  margin-top: var(--space-lg);
}

.milestone {
  display: grid;
  gap: var(--space-xxs);
  min-height: 96px;
  padding: var(--space-base);
}

.milestone.complete {
  border-color: color-mix(in srgb, var(--color-success) 42%, var(--color-border));
}

.milestone span {
  color: var(--color-success);
  font-weight: 600;
}

.milestone p {
  font-size: 13px;
}

.plans {
  display: grid;
  gap: var(--space-base);
  grid-template-columns: repeat(2, 1fr);
}

.plan-card {
  display: grid;
  gap: var(--space-base);
  padding: var(--space-lg);
}

.plan-highlight {
  border-color: color-mix(in srgb, var(--color-accent) 42%, var(--color-border));
}

.plan-price {
  color: var(--color-text-primary);
  font-size: 18px;
  font-weight: 600;
}

.plan-card li {
  color: var(--color-text-secondary);
}

.faq-grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 0.8fr 1.2fr;
}

.faq-list {
  display: grid;
  gap: var(--space-sm);
}

details {
  padding: var(--space-base);
}

summary {
  color: var(--color-text-primary);
  cursor: pointer;
  font-weight: 600;
}

details p {
  margin-top: var(--space-sm);
}

.final-cta {
  padding-top: 56px;
}

.final-cta-inner {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: grid;
  gap: var(--space-base);
  padding: var(--space-xl);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
}

.footer-inner {
  align-items: center;
  display: flex;
  gap: var(--space-base);
  justify-content: space-between;
}

.footer-inner p,
.footer-inner a {
  color: var(--color-text-muted);
  font-size: 13px;
}

.footer-inner div {
  display: flex;
  gap: var(--space-base);
}

.legal-page {
  padding: 56px 0 var(--space-section);
}

.legal-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: grid;
  gap: var(--space-base);
  max-width: 820px;
  padding: var(--space-xl);
}

.legal-content h1 {
  font-size: 42px;
  line-height: 1.1;
}

.legal-content h2 {
  font-size: 22px;
  margin-top: var(--space-base);
}

.legal-content a {
  color: var(--color-accent);
  font-weight: 600;
}

.sr-only {
  clip: rect(0, 0, 0, 0);
  border: 0;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #101513;
    --color-background-elevated: #161c19;
    --color-surface: #1c2320;
    --color-text-primary: #eef1ef;
    --color-text-secondary: #aab4af;
    --color-text-muted: #727d78;
    --color-border: #2a312e;
    --color-accent: #36b596;
    --color-accent-active: #2c9a80;
    --color-on-accent: #06140f;
    --color-success: #3fb98c;
    --color-warning: #d99a2b;
    --color-error: #e2666f;
    --color-swim: #5aa9dd;
    --color-bike: #e08a3f;
    --color-run: #36b596;
  }

  .phone-shell {
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}

@media (max-width: 960px) {
  .hero-grid,
  .split,
  .proof-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .phone-shell {
    margin: 0;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 32px, var(--content-max));
  }

  .section {
    padding: 56px 0;
  }

  .hero {
    padding-top: 48px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    align-content: start;
    background: var(--color-background-elevated);
    border-top: 1px solid var(--color-border);
    display: none;
    gap: var(--space-xs);
    inset: 72px 0 auto;
    padding: var(--space-base);
    position: fixed;
  }

  .nav-menu.is-open,
  .nav-menu-static {
    display: grid;
  }

  .nav-menu a:not(.button),
  .nav-menu .button {
    justify-content: flex-start;
    width: 100%;
  }

  .nav-menu-static {
    align-items: center;
    display: flex;
    inset: auto;
    padding: 0;
    position: static;
  }

  .nav-menu-static a:not(.button) {
    display: none;
  }

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

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

  .button-row,
  .button-row .button {
    width: 100%;
  }

  .phone-shell,
  .legal-content,
  .final-cta-inner {
    padding: var(--space-base);
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .milestone-grid {
    grid-template-columns: 1fr;
  }

  .readiness-ring {
    height: 150px;
    width: 150px;
  }

  .score {
    font-size: 36px;
  }
}