:root {
  --ink: #12211f;
  --muted: #566764;
  --paper: #f7faf7;
  --surface: #fff;
  --line: #dce6e1;
  --aqua: #a8f0db;
  --aqua-strong: #168e70;
  --teal: #075f55;
  --deep: #073b38;
  --sun: #e5f5a5;
  --shadow: 0 22px 70px rgba(7, 59, 56, .12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --shell: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: .2em; }
a:hover { color: var(--aqua-strong); }
a:focus-visible { outline: 3px solid var(--aqua-strong); outline-offset: 4px; border-radius: 4px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; }
h1 { max-width: 850px; margin-bottom: 24px; font-size: clamp(3rem, 7vw, 6.4rem); font-weight: 760; }
h2 { margin-bottom: 18px; font-size: clamp(2rem, 4vw, 3.3rem); }
h3 { margin-bottom: 12px; font-size: 1.45rem; }
.shell { width: min(calc(100% - 40px), var(--shell)); margin-inline: auto; }

.site-header { position: relative; z-index: 10; border-bottom: 1px solid rgba(18, 33, 31, .1); background: rgba(247, 250, 247, .94); }
.nav-shell { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); font-size: 1rem; font-weight: 750; text-decoration: none; letter-spacing: -.015em; }
.brand:hover { color: var(--ink); }
.brand-mark { width: 34px; height: 34px; padding: 8px 7px; display: flex; align-items: center; justify-content: center; gap: 3px; border-radius: 11px; color: var(--aqua); background: var(--deep); }
.brand-mark span { width: 3px; border-radius: 999px; background: currentColor; }
.brand-mark span:nth-child(1), .brand-mark span:nth-child(4) { height: 8px; }
.brand-mark span:nth-child(2) { height: 17px; }
.brand-mark span:nth-child(3) { height: 13px; }
nav { display: flex; align-items: center; gap: 6px; }
nav a { padding: 8px 13px; border-radius: 999px; color: var(--muted); font-size: .91rem; font-weight: 650; text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--deep); background: #e9f1ed; }

.hero { min-height: 720px; padding-block: 90px 110px; display: grid; grid-template-columns: minmax(0, 1.22fr) minmax(300px, .78fr); align-items: center; gap: 65px; }
.eyebrow, .section-label { margin-bottom: 14px; color: var(--teal); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.lede { max-width: 720px; margin-bottom: 32px; color: var(--muted); font-size: clamp(1.1rem, 2vw, 1.32rem); line-height: 1.65; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 52px; padding: 13px 20px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 13px; font-weight: 740; text-decoration: none; transition: transform 160ms ease, background-color 160ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--deep); box-shadow: 0 12px 32px rgba(7, 59, 56, .2); }
.button-primary:hover { color: #fff; background: var(--teal); }
.button-secondary { color: var(--ink); border-color: var(--line); background: var(--surface); }

.hero-art { position: relative; min-height: 440px; }
.hero-art::before { content: ""; position: absolute; inset: 3% -6% 8% 7%; border-radius: 44% 56% 47% 53%; background: linear-gradient(145deg, var(--aqua), var(--sun)); transform: rotate(-7deg); }
.sound-card { position: absolute; display: flex; align-items: center; justify-content: center; gap: 10px; border: 1px solid rgba(255, 255, 255, .5); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.sound-card span { width: 7px; border-radius: 999px; background: currentColor; }
.sound-card-back { width: 78%; height: 190px; top: 42px; right: 0; color: var(--deep); background: rgba(255, 255, 255, .68); transform: rotate(7deg); }
.sound-card-back span:nth-child(1), .sound-card-back span:nth-child(7) { height: 26px; }
.sound-card-back span:nth-child(2), .sound-card-back span:nth-child(6) { height: 52px; }
.sound-card-back span:nth-child(3), .sound-card-back span:nth-child(5) { height: 82px; }
.sound-card-back span:nth-child(4) { height: 112px; }
.sound-card-front { width: 90%; height: 230px; left: 0; bottom: 28px; color: var(--aqua); background: var(--deep); transform: rotate(-4deg); }
.sound-card-front span:nth-child(1), .sound-card-front span:nth-child(9) { height: 24px; }
.sound-card-front span:nth-child(2), .sound-card-front span:nth-child(8) { height: 48px; }
.sound-card-front span:nth-child(3), .sound-card-front span:nth-child(7) { height: 82px; }
.sound-card-front span:nth-child(4), .sound-card-front span:nth-child(6) { height: 118px; }
.sound-card-front span:nth-child(5) { height: 154px; }

.feature-section { padding-block: 108px 120px; color: #f6fffb; background: var(--deep); }
.feature-section .eyebrow { color: var(--aqua); }
.section-heading { max-width: 700px; margin-bottom: 52px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature-card { min-height: 285px; padding: 27px; display: flex; flex-direction: column; border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--radius-md); background: rgba(255, 255, 255, .055); }
.feature-card p { margin-bottom: 0; color: #bfd2cc; }
.feature-number { margin-bottom: auto; color: var(--aqua); font-size: .76rem; font-weight: 800; letter-spacing: .12em; }

.contact-band { padding-block: 90px; background: var(--aqua); }
.contact-layout { display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.contact-layout h2, .contact-layout .eyebrow { margin-bottom: 0; }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--deep); font-weight: 760; text-decoration-thickness: 2px; }
.site-footer { padding-block: 35px; color: #b8cac4; background: #052d2b; }
.footer-layout { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.site-footer p { margin: 0; font-size: .88rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 24px; }
.footer-links a { color: #e6f3ef; font-size: .88rem; }

.page-main { padding-bottom: 110px; }
.page-hero { padding-block: 100px 75px; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(3rem, 7vw, 5.3rem); }
.page-hero .button { margin-top: 6px; }
.email-note { margin: 20px 0 0; color: var(--muted); font-size: .92rem; }
.content-grid { padding-block: 65px 28px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.content-card { padding: clamp(26px, 5vw, 46px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.content-card h2, .simple-cta h2, .notice h2 { font-size: clamp(1.65rem, 3vw, 2.25rem); }
.check-list, .step-list { margin: 24px 0 0; padding: 0; list-style: none; }
.check-list li, .step-list li { position: relative; margin-top: 14px; padding-left: 34px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 23px; height: 23px; display: grid; place-items: center; border-radius: 50%; color: var(--deep); background: var(--aqua); font-size: .76rem; font-weight: 900; }
.step-list { counter-reset: support-step; }
.step-list li { counter-increment: support-step; }
.step-list li::before { content: counter(support-step, decimal-leading-zero); position: absolute; left: 0; top: 1px; color: var(--aqua-strong); font-size: .75rem; font-weight: 850; }
.notice { margin-top: 20px; padding: 30px 34px; display: flex; align-items: flex-start; gap: 20px; border: 1px solid #cce1a1; border-radius: var(--radius-md); background: #f1f8d7; }
.notice h2 { margin-bottom: 9px; }
.notice p { margin: 0; }
.notice-icon { flex: 0 0 32px; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--deep); font-weight: 850; }
.simple-cta { margin-top: 70px; text-align: center; }
.simple-cta p { max-width: 590px; margin: 0 auto 18px; color: var(--muted); }

.policy-main { padding-bottom: 90px; }
.effective-date { margin: -8px 0 28px; color: var(--teal); font-weight: 720; }
.policy-layout { padding-top: 60px; display: grid; grid-template-columns: 245px minmax(0, 720px); justify-content: space-between; gap: 80px; }
.policy-nav { position: sticky; top: 28px; align-self: start; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.policy-nav > p { margin-bottom: 14px; font-size: .75rem; font-weight: 820; letter-spacing: .12em; text-transform: uppercase; }
.policy-nav ol { margin: 0; padding: 0; list-style: none; }
.policy-nav li + li { margin-top: 7px; }
.policy-nav a { color: var(--muted); font-size: .81rem; line-height: 1.3; text-decoration: none; }
.policy-nav a:hover { color: var(--teal); text-decoration: underline; }
.policy-copy > section { padding-block: 10px 45px; scroll-margin-top: 28px; }
.policy-copy > section + section { padding-top: 44px; border-top: 1px solid var(--line); }
.policy-copy h2 { font-size: clamp(1.7rem, 3vw, 2.25rem); }
.policy-copy h2 span { display: block; margin-bottom: 10px; color: var(--aqua-strong); font-size: .72rem; font-weight: 850; letter-spacing: .14em; }
.policy-copy p { color: #394a47; }
.policy-copy address { font-style: normal; }
.policy-note { margin-top: 16px; padding: 28px; border-left: 5px solid var(--aqua-strong); border-radius: 8px var(--radius-md) var(--radius-md) 8px; background: #e8f7f0; }
.policy-note p { margin: 7px 0 0; color: var(--ink); }

@media (max-width: 900px) {
  .hero { min-height: auto; grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-art { width: min(100%, 520px); min-height: 390px; margin-inline: auto; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .policy-layout { grid-template-columns: 1fr; gap: 45px; }
  .policy-nav { position: static; }
  .policy-nav ol { columns: 2; column-gap: 30px; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .shell { width: min(calc(100% - 30px), var(--shell)); }
  .nav-shell { min-height: 72px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 8px; padding-block: 12px; }
  nav { width: 100%; }
  nav a { flex: 1; padding: 6px 8px; text-align: center; }
  .hero { padding-block: 68px 75px; gap: 40px; }
  .hero-art { min-height: 310px; }
  .sound-card-back { height: 145px; }
  .sound-card-front { height: 175px; }
  .sound-card-front span:nth-child(4), .sound-card-front span:nth-child(6) { height: 90px; }
  .sound-card-front span:nth-child(5) { height: 118px; }
  .feature-section, .contact-band { padding-block: 72px; }
  .feature-grid, .content-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 230px; }
  .contact-layout, .footer-layout { align-items: flex-start; flex-direction: column; }
  .page-hero { padding-block: 68px 55px; }
  .content-grid { padding-top: 40px; }
  .notice { padding: 24px; }
  .policy-layout { padding-top: 40px; }
  .policy-nav ol { columns: 1; }
  .policy-copy > section { padding-bottom: 34px; }
  .policy-copy > section + section { padding-top: 34px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}