:root {
  color-scheme: dark;
  --navy: #071d35;
  --blue: #0d5c8d;
  --cyan: #48d9e7;
  --coral: #ff9a78;
  --paper: #f7f3ea;
  --ink: #eef8fb;
  --muted: #b9ccd6;
  --line: rgba(255,255,255,.16);
  --radius: 28px;
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--navy); color: var(--ink); line-height: 1.55; }
a { color: inherit; }
.skip { position: fixed; top: 10px; left: 10px; transform: translateY(-150%); background: var(--paper); color: var(--navy); padding: .7rem 1rem; border-radius: 10px; z-index: 10; }
.skip:focus { transform: none; }
.nav { width: min(1180px, calc(100% - 40px)); margin: auto; min-height: 86px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: .75rem; text-decoration: none; font-size: 1.1rem; font-weight: 760; }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; color: var(--navy); background: var(--cyan); border-radius: 45% 55% 58% 42%; transform: rotate(-8deg); }
.brand-mark::first-letter { transform: rotate(8deg); }
.nav-link { color: var(--muted); text-underline-offset: 5px; }
.hero { width: min(1180px, calc(100% - 40px)); min-height: 690px; margin: auto; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(3rem, 8vw, 8rem); align-items: center; padding: 4rem 0 7rem; }
.eyebrow { color: var(--cyan); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2 { font-family: Charter, Georgia, serif; letter-spacing: -.035em; line-height: .98; text-wrap: balance; }
h1 { max-width: 720px; margin: .8rem 0 1.6rem; font-size: clamp(3.7rem, 8vw, 7.6rem); }
h2 { font-size: clamp(2.4rem, 5vw, 4.7rem); margin: .7rem 0 2rem; }
h3 { font-size: 1.15rem; margin: .9rem 0 .35rem; }
.lead { color: var(--muted); max-width: 640px; font-size: clamp(1.05rem, 2vw, 1.3rem); }
.availability { display: flex; gap: .65rem; align-items: center; margin-top: 2rem; font-weight: 700; }
.availability span { width: 10px; height: 10px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 7px rgba(255,154,120,.12); }
.forecast-card { position: relative; overflow: hidden; padding: 2rem; min-height: 480px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(72,217,231,.14), rgba(13,92,141,.12) 48%, rgba(255,255,255,.04)); box-shadow: 0 35px 90px rgba(0,0,0,.28); }
.card-topline, .window, .conditions { display: flex; justify-content: space-between; gap: 1rem; }
.card-topline { color: var(--muted); font-weight: 700; }
.score { display: flex; align-items: baseline; gap: 1rem; margin: 3rem 0 1.5rem; }
.score-number { font-family: Charter, Georgia, serif; font-size: 7.5rem; line-height: .8; color: var(--cyan); }
.score-label { font-weight: 800; }
.window { align-items: end; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.window strong { font-size: 1.75rem; }
.window span { max-width: 145px; color: var(--muted); font-size: .85rem; text-align: right; }
.conditions { margin-top: 1.5rem; }
.conditions div { display: grid; gap: .2rem; }
.conditions dt { color: var(--muted); font-size: .8rem; }
.conditions dd { margin: 0; font-weight: 800; }
.tide { position: absolute; inset: auto -5% 0; height: 85px; opacity: .55; }
.tide::before, .tide::after, .tide span { content: ""; position: absolute; width: 48%; height: 100px; border: 3px solid var(--cyan); border-width: 3px 0 0; border-radius: 50% 50% 0 0; }
.tide::before { left: 0; top: 30px; transform: rotate(7deg); }
.tide span { left: 28%; top: 5px; transform: rotate(-8deg); }
.tide::after { right: -4%; top: 35px; transform: rotate(8deg); }
.features { background: var(--paper); color: var(--navy); padding: clamp(5rem, 10vw, 9rem) max(20px, calc((100% - 1180px) / 2)); }
.features .eyebrow { color: var(--blue); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-grid article { padding: 1.7rem; border: 1px solid rgba(7,29,53,.16); border-radius: 22px; }
.feature-grid p { color: #405765; }
.icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 15px; background: #d8f2ee; color: #075d64; font-size: 1.5rem; font-weight: 800; }
.privacy { width: min(860px, calc(100% - 40px)); padding: 8rem 0; margin: auto; }
.privacy p:not(.eyebrow) { color: var(--muted); font-size: 1.08rem; }
footer { width: min(1180px, calc(100% - 40px)); margin: auto; padding: 2rem 0 3rem; border-top: 1px solid var(--line); display: flex; justify-content: space-between; color: var(--muted); font-size: .85rem; }
:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
@media (max-width: 780px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 3rem; }
  .forecast-card { min-height: 440px; }
  .feature-grid { grid-template-columns: 1fr; }
  footer { display: grid; gap: .5rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }