:root {
  color-scheme: light;
  --ink: #0b2132;
  --muted: #557084;
  --faint: #7c93a4;
  --paper: #f4f8fa;
  --surface: #ffffff;
  --surface-2: #eaf2f6;
  --surface-3: #dcecf2;
  --navy: #061a2c;
  --navy-2: #0a2c45;
  --cyan: #08a9c6;
  --cyan-bright: #35d4e4;
  --aqua: #79e7e8;
  --green: #20a66a;
  --amber: #efaa2c;
  --red: #d95151;
  --line: rgba(11, 54, 79, .13);
  --line-strong: rgba(11, 54, 79, .24);
  --shadow: 0 22px 60px rgba(5, 30, 47, .12);
  --radius: 24px;
  --radius-small: 15px;
  --page: min(1220px, calc(100vw - 38px));
  --header-height: 76px;
  --daylight-height: 38px;
  --activity-height: 52px;
}

[data-theme="dark"] {
  color-scheme: dark;
  --ink: #ecf8fb;
  --muted: #9eb5c4;
  --faint: #7894a6;
  --paper: #04121e;
  --surface: #0a2031;
  --surface-2: #0e2a3e;
  --surface-3: #123750;
  --line: rgba(164, 219, 233, .13);
  --line-strong: rgba(164, 219, 233, .24);
  --shadow: 0 24px 68px rgba(0, 0, 0, .34);
}

* { box-sizing: border-box; }

html { max-width: 100%; overflow-x: clip; scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  max-width: 100%;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background:
    radial-gradient(circle at 8% 0%, rgba(53, 212, 228, .13), transparent 30rem),
    radial-gradient(circle at 95% 17%, rgba(8, 169, 198, .1), transparent 34rem);
  pointer-events: none;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 1000;
  padding: 11px 16px;
  border-radius: 10px;
  background: #fff;
  color: #061a2c;
  font-weight: 800;
}
.skip-link:focus { top: 12px; }

.container { width: var(--page); max-width: 100%; min-width: 0; margin-inline: auto; }
.section { padding: 84px 0; }
.section-tight { padding: 42px 0; }
.section-dark { background: var(--navy); color: #effbff; }

.eyebrow {
  margin: 0 0 10px;
  color: var(--cyan);
  font-size: .76rem;
  font-weight: 850;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.section-dark .eyebrow { color: var(--cyan-bright); }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; }
h1 { max-width: 820px; margin-bottom: 18px; font-size: clamp(2.8rem, 8vw, 6.1rem); }
h2 { margin-bottom: 18px; font-size: clamp(2rem, 4vw, 3.55rem); }
h3 { margin-bottom: 10px; font-size: 1.3rem; }
.lede { max-width: 760px; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.28rem); }
.section-dark .lede { color: #a9c4d1; }
.quiet { color: var(--muted); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  min-height: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 89%, transparent);
  backdrop-filter: blur(18px) saturate(130%);
  max-width: 100%;
  overflow-x: clip;
}
.header-inner {
  width: var(--page);
  min-height: var(--header-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
}
.brand img { width: 44px; height: 44px; border-radius: 13px; box-shadow: 0 8px 20px rgba(6, 26, 44, .15); }
.brand strong, .brand small { display: block; }
.brand strong { font-size: .98rem; letter-spacing: -.015em; }
.brand small { color: var(--muted); font-size: .7rem; letter-spacing: .04em; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.site-nav a {
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  font-size: .91rem;
  font-weight: 700;
  text-decoration: none;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--surface-2); color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 9px; }
.daylight-strip {
  min-height: var(--daylight-height);
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
}
.daylight-strip-inner {
  width: var(--page);
  min-height: var(--daylight-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.daylight-context { color: var(--muted); font-size: .68rem; }
.activity-ribbon {
  min-height: var(--activity-height);
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  max-width: 100%;
  overflow: hidden;
}
.activity-ribbon-inner {
  width: var(--page);
  min-height: var(--activity-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}
.daylight-chip {
  min-width: max-content;
  padding: 7px 11px;
  border-radius: 11px;
  background: var(--surface-2);
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  text-decoration: none;
  font-size: .72rem;
  font-weight: 800;
}
.daylight-chip[data-state="night"] { color: #9db3c1; }
.daylight-chip svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.activity-mini-list {
  width: 100%;
  min-width: 0;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 7px;
}
.activity-mini {
  min-width: 58px;
  height: 36px;
  padding: 6px 9px;
  border: 1px solid color-mix(in srgb, var(--score-colour, var(--line)) 42%, var(--line));
  border-radius: 11px;
  background: color-mix(in srgb, var(--score-colour, var(--surface-2)) 8%, var(--surface));
  color: var(--score-colour, var(--muted));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease;
}
.activity-mini:hover { transform: translateY(-1px); background: color-mix(in srgb, var(--score-colour, var(--surface-2)) 14%, var(--surface)); }
.activity-mini svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.activity-mini strong { font-size: .78rem; line-height: 1; }
.activity-mini[data-activity-state="night"] { opacity: .76; }
.marine-mini {
  --marine-colour: var(--cyan);
  min-width: max-content;
  height: 36px;
  padding: 5px 9px;
  border: 1px solid color-mix(in srgb, var(--marine-colour) 42%, var(--line));
  border-radius: 11px;
  background: color-mix(in srgb, var(--marine-colour) 8%, var(--surface));
  color: var(--marine-colour);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  text-decoration: none;
}
.marine-mini svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.marine-mini-sea .sea-temperature-icon { width: 20px; height: 20px; }
.marine-mini strong { font-size: .76rem; line-height: 1; }
.marine-mini strong small { margin-left: 1px; color: var(--faint); font-size: .72em; }
.tide-mini strong { max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.icon-button, .nav-toggle {
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  display: grid;
  place-items: center;
}
.icon-button svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.nav-toggle { display: none; padding: 11px; }
.nav-toggle span:not(.sr-only) { display: block; width: 18px; height: 2px; margin: 2px; background: currentColor; }

.button {
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: .91rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); border-color: var(--cyan); }
.button-primary { border-color: var(--cyan); background: var(--cyan); color: #031925; }
.button-dark { border-color: #0a2c45; background: #071d33; color: #fff; }
.button-ghost { background: transparent; color: inherit; }
.button-small { min-height: 40px; padding: 9px 14px; }
.button svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; }

.hero { position: relative; overflow: hidden; padding: 78px 0 60px; }
.hero::after {
  position: absolute;
  right: -10vw;
  top: -180px;
  z-index: -1;
  width: 780px;
  height: 780px;
  border: 1px solid rgba(8, 169, 198, .15);
  border-radius: 50%;
  box-shadow: inset 0 0 0 80px rgba(8, 169, 198, .025), inset 0 0 0 160px rgba(8, 169, 198, .025);
  content: "";
}
.hero-copy { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 40px; }
.hero-copy-main { max-width: 850px; }
.hero h1 span { color: var(--cyan); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.location-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: .82rem;
  font-weight: 750;
}
.location-chip svg { width: 16px; height: 16px; fill: none; stroke: var(--cyan); stroke-width: 2; }

.live-deck {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(143, 218, 232, .2);
  border-radius: 32px;
  background: linear-gradient(135deg, #061a2c 0%, #082c44 66%, #0a3b52 100%);
  color: #fff;
  box-shadow: 0 32px 80px rgba(4, 25, 42, .25);
}
.live-deck::before {
  position: absolute;
  right: -140px;
  bottom: -200px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(83, 222, 231, .2);
  border-radius: 50%;
  box-shadow: inset 0 0 0 70px rgba(83, 222, 231, .025), inset 0 0 0 140px rgba(83, 222, 231, .025);
  content: "";
}
.deck-top {
  position: relative;
  z-index: 1;
  padding: 20px 25px;
  border-bottom: 1px solid rgba(255, 255, 255, .11);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.live-state { display: flex; align-items: center; gap: 10px; font-size: .86rem; font-weight: 850; text-transform: uppercase; letter-spacing: .09em; }
.status-dot { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 6px rgba(32, 166, 106, .15); }
.status-dot[data-state="reduced"] { background: var(--amber); box-shadow: 0 0 0 6px rgba(239, 170, 44, .15); }
.status-dot[data-state="offline"] { background: var(--red); box-shadow: 0 0 0 6px rgba(217, 81, 81, .15); }
.deck-updated { color: #a6c4d1; font-size: .82rem; }
.live-grid {
  position: relative;
  z-index: 1;
  min-height: 500px;
  display: grid;
  grid-template-columns: 1.05fr 1fr .9fr;
}
.live-primary, .live-wind, .live-detail { padding: 36px; }
.live-wind, .live-detail { border-left: 1px solid rgba(255, 255, 255, .11); }
.metric-kicker { color: #8bb1c3; font-size: .75rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.temperature-value { margin: 13px 0 5px; font-size: clamp(5rem, 10vw, 8.3rem); font-weight: 780; letter-spacing: -.075em; line-height: .92; }
.temperature-value sup { margin-left: 4px; font-size: .34em; font-weight: 680; vertical-align: top; }
.feels-like { color: #c5d9e2; font-size: 1rem; }
.mini-trace { height: 150px; margin-top: 36px; }
.mini-trace svg { width: 100%; height: 100%; overflow: visible; }
.mini-trace .chart-empty { color: #8db0c1; }
.wind-compass {
  position: relative;
  width: min(270px, 72vw);
  aspect-ratio: 1;
  margin: 8px auto 20px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(53, 212, 228, .11), transparent 65%);
  box-shadow: inset 0 0 0 19px rgba(255, 255, 255, .025);
}
.compass-letter { position: absolute; color: #7799aa; font-size: .68rem; font-weight: 800; }
.compass-letter.n { left: 50%; top: 10px; transform: translateX(-50%); }
.compass-letter.e { right: 13px; top: 50%; transform: translateY(-50%); }
.compass-letter.s { left: 50%; bottom: 10px; transform: translateX(-50%); }
.compass-letter.w { left: 13px; top: 50%; transform: translateY(-50%); }
.wind-arrow {
  position: absolute;
  left: calc(50% - 14px);
  top: 28px;
  width: 28px;
  height: calc(50% - 28px);
  transform-origin: 50% 100%;
  transition: transform 1.1s cubic-bezier(.22, .75, .22, 1);
}
.wind-arrow::before {
  position: absolute;
  left: 7px;
  bottom: -1px;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 13px solid var(--aqua);
  content: "";
}
.wind-arrow::after {
  position: absolute;
  left: 12px;
  top: 0;
  width: 4px;
  height: calc(100% - 10px);
  border-radius: 4px;
  background: linear-gradient(var(--aqua), var(--cyan));
  box-shadow: 0 -1px 0 4px var(--cyan);
  content: "";
}
.wind-center {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 78px;
  height: 78px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, .17);
  border-radius: 50%;
  background: #08243a;
  display: grid;
  place-items: center;
  text-align: center;
}
.wind-center strong { display: block; font-size: 1.42rem; line-height: 1; }
.wind-center small { color: #86acbe; font-size: .67rem; }
.compass-explainer {
  max-width: 30rem;
  margin: -2px auto 18px;
  color: #9ebbc9;
  font-size: .8rem;
  line-height: 1.55;
  text-align: center;
}
.compass-explainer strong { color: #d8edf4; }
.wind-reading { text-align: center; }
.wind-reading strong { display: block; font-size: 2rem; letter-spacing: -.04em; }
.wind-reading span { color: #a9c4d1; }
.detail-list { display: grid; gap: 3px; margin-top: 17px; }
.detail-row { padding: 16px 0; border-bottom: 1px solid rgba(255, 255, 255, .1); display: flex; align-items: baseline; justify-content: space-between; gap: 20px; }
.detail-row span { color: #8fb0c0; }
.detail-row strong { font-size: 1.13rem; }
.detail-row span small { display: block; color: #6f94a7; font-size: .64rem; }
.model-source { margin: 12px 0 0; color: #7899aa; font-size: .68rem; line-height: 1.4; }
.model-source a { color: #a8dfe5; }
.confidence-panel { margin-top: 26px; padding: 17px; border: 1px solid rgba(111, 230, 232, .18); border-radius: 17px; background: rgba(13, 70, 91, .45); }
.confidence-panel strong { display: block; }
.confidence-panel p { margin: 5px 0 0; color: #a8c4d0; font-size: .83rem; }

.network-pulse { margin-top: 20px; display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.pulse-intro, .pulse-stat { min-height: 135px; padding: 24px; }
.pulse-stat { border-left: 1px solid var(--line); }
.pulse-stat strong { display: block; margin: 3px 0; font-size: clamp(1.75rem, 3.5vw, 2.6rem); letter-spacing: -.04em; }
.pulse-stat span, .pulse-intro p { color: var(--muted); font-size: .82rem; }
.pulse-live { display: inline-flex; align-items: center; gap: 8px; color: var(--green); font-size: .78rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }

.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 30px; }
.section-heading > div { max-width: 760px; }
.section-heading p { margin-bottom: 0; }
.daylight-banner {
  margin: -8px 0 22px;
  padding: 12px 15px;
  border: 1px solid color-mix(in srgb, var(--amber) 35%, var(--line));
  border-radius: 14px;
  background: color-mix(in srgb, var(--amber) 7%, var(--surface));
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .82rem;
}
.daylight-banner svg { width: 20px; height: 20px; flex: 0 0 auto; fill: none; stroke: var(--amber); stroke-width: 1.8; }
.daylight-banner strong { color: var(--ink); }
.daylight-banner[data-state="night"] { border-color: var(--line); background: var(--surface-2); }
.daylight-banner[data-state="night"] svg { stroke: var(--faint); }
.score-card[data-activity-state="night"] { background: color-mix(in srgb, var(--surface) 88%, var(--navy)); }

.score-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 13px; }
.score-card { position: relative; overflow: hidden; min-height: 205px; padding: 22px; border: 1px solid var(--line); border-radius: 21px; background: var(--surface); }
.score-card::after { position: absolute; right: -36px; bottom: -50px; width: 130px; height: 130px; border-radius: 50%; background: color-mix(in srgb, var(--score-colour, var(--cyan)) 12%, transparent); content: ""; }
.score-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.score-icon { width: 37px; height: 37px; border-radius: 12px; background: var(--surface-2); display: grid; place-items: center; color: var(--score-colour, var(--cyan)); }
.score-icon svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.score-number { margin: 24px 0 4px; font-size: 2.7rem; font-weight: 780; letter-spacing: -.055em; line-height: 1; }
.score-number small { color: var(--faint); font-size: .33em; letter-spacing: 0; }
.score-label { color: var(--score-colour, var(--cyan)); font-size: .8rem; font-weight: 850; text-transform: uppercase; letter-spacing: .07em; }
.score-card p { position: relative; z-index: 1; margin: 14px 0 0; color: var(--muted); font-size: .81rem; }

.chart-shell { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.chart-toolbar { padding: 18px 20px; border-bottom: 1px solid var(--line); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; }
.segmented { display: inline-flex; gap: 3px; padding: 4px; border-radius: 12px; background: var(--surface-2); }
.segmented button { min-height: 36px; padding: 7px 12px; border: 0; border-radius: 9px; background: transparent; color: var(--muted); cursor: pointer; font-size: .78rem; font-weight: 800; }
.segmented button.is-active, .segmented button[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 4px 15px rgba(7, 40, 59, .08); }
.chart-meta { display: flex; align-items: center; gap: 18px; color: var(--muted); font-size: .78rem; }
.chart-container { position: relative; min-height: 420px; padding: 15px; outline: none; }
.chart-container:focus-visible { box-shadow: inset 0 0 0 3px var(--cyan); }
.chart-svg { width: 100%; height: 390px; overflow: visible; }
.chart-svg { touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.chart-grid-line { stroke: var(--line); stroke-width: 1; }
.chart-axis-label { fill: var(--faint); font-size: 12px; }
.chart-line { fill: none; stroke: var(--chart-color); stroke-width: 3.6; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.chart-area { opacity: .09; }
.chart-period-band { fill: var(--surface-2); opacity: .62; }
.chart-crosshair { stroke: var(--faint); stroke-width: 1; stroke-dasharray: 4 4; }
.chart-focus-dot { fill: var(--surface); stroke: var(--chart-color); stroke-width: 3; }
.chart-extreme { fill: var(--surface); stroke: var(--chart-color); stroke-width: 3; }
.chart-extreme-label { fill: var(--muted); font-size: 11px; font-weight: 800; }
.chart-direction-dot { fill: var(--cyan-bright); opacity: .66; vector-effect: non-scaling-stroke; }
.chart-direction-average { stroke: var(--amber); stroke-width: 2.5; stroke-dasharray: 8 6; vector-effect: non-scaling-stroke; }
.chart-direction-average-label { fill: var(--amber); font-size: 11px; font-weight: 850; }
.chart-tooltip { position: absolute; z-index: 5; min-width: 165px; padding: 11px 13px; transform: translate(-50%, -105%); border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink); box-shadow: var(--shadow); pointer-events: none; font-size: .76rem; }
.chart-tooltip strong, .chart-tooltip span { display: block; }
.chart-tooltip span { margin-top: 3px; }
.chart-empty { display: grid; place-items: center; color: var(--muted); font-size: .83rem; }
.chart-empty-large { min-height: 360px; }
.chart-footer { padding: 15px 20px; border-top: 1px solid var(--line); color: var(--muted); display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: .82rem; }

.split-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 22px; }
.content-card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.content-card.no-shadow { box-shadow: none; }
.content-card h3 { font-size: 1.55rem; }
.condition-list { display: grid; gap: 9px; margin-top: 20px; }
.condition-line { padding: 13px 14px; border-radius: 13px; background: var(--surface-2); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.condition-line span { color: var(--muted); }
.condition-line strong { text-align: right; }

.tide-timeline { display: grid; gap: 10px; margin-top: 20px; }
.tide-tracker { margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.tide-tracker > div { min-width: 0; padding: 15px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface-2); }
.tide-tracker span, .tide-tracker small { display: block; color: var(--muted); font-size: .72rem; }
.tide-tracker strong { display: block; margin: 3px 0; overflow-wrap: anywhere; }
.tide-tracker strong[data-state="strong"] { color: var(--red); }
.tide-tracker strong[data-state="available"] { color: var(--cyan); }
.tide-tracker strong[data-state="unavailable"] { color: var(--amber); }
.tide-event { padding: 13px 15px; border: 1px solid var(--line); border-radius: 13px; display: grid; grid-template-columns: 48px 1fr auto; align-items: center; gap: 12px; }
.tide-glyph { width: 38px; height: 38px; border-radius: 50%; background: var(--surface-2); color: var(--cyan); display: grid; place-items: center; font-size: 1.2rem; }
.tide-event span { color: var(--muted); font-size: .83rem; }
.source-note { margin-top: 18px; padding: 13px 14px; border-left: 3px solid var(--cyan); background: var(--surface-2); color: var(--muted); font-size: .8rem; }

.harbour-map-placeholder { position: relative; overflow: hidden; min-height: 390px; border-radius: var(--radius); background: linear-gradient(145deg, #082941, #0b4b62); color: #fff; display: grid; place-items: center; text-align: center; }
.harbour-map-placeholder::before, .harbour-map-placeholder::after { position: absolute; inset: -25%; border: 1px solid rgba(121, 231, 232, .17); border-radius: 48% 52% 41% 59%; content: ""; }
.harbour-map-placeholder::after { inset: -12%; transform: rotate(28deg); }
.map-placeholder-copy { position: relative; z-index: 1; max-width: 450px; padding: 30px; }
.map-placeholder-copy p { color: #b3ced8; }
.ais-frame { width: 100%; min-height: 470px; border: 0; border-radius: var(--radius); }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.feature { min-height: 220px; padding: 25px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); }
.feature-index { display: block; margin-bottom: 36px; color: var(--cyan); font-size: .75rem; font-weight: 850; letter-spacing: .1em; }
.feature p { color: var(--muted); font-size: .9rem; }

.app-banner { position: relative; overflow: hidden; padding: 42px; border-radius: 30px; background: linear-gradient(120deg, #061a2c, #0b4058); color: #fff; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; box-shadow: 0 28px 70px rgba(4, 31, 49, .23); }
.app-banner::after { position: absolute; right: 5%; bottom: -180px; width: 390px; height: 390px; border: 55px solid rgba(53, 212, 228, .06); border-radius: 50%; content: ""; }
.app-banner h2 { max-width: 680px; margin-bottom: 10px; }
.app-banner p { max-width: 660px; margin-bottom: 0; color: #b2ccd6; }
.app-banner-actions { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 10px; }

.prose-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 80px; }
.prose { max-width: 760px; }
.prose h2, .prose h3 { margin-top: 1.7em; }
.prose p, .prose li { color: var(--muted); }
.prose a { color: var(--cyan); font-weight: 750; }
.prose ul { padding-left: 1.2rem; }
.sticky-title { position: sticky; top: calc(var(--header-height) + var(--activity-height) + 32px); align-self: start; }

.faq { display: grid; gap: 9px; }
.faq details { border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.faq summary { padding: 18px 20px; cursor: pointer; font-weight: 800; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq details p { padding: 0 20px 18px; margin: 0; color: var(--muted); }

.page-hero { padding: 72px 0 44px; }
.page-hero h1 { max-width: 980px; font-size: clamp(2.8rem, 7vw, 5.4rem); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 24px; color: var(--muted); font-size: .78rem; }
.breadcrumb a { text-decoration: none; }

.station-strip { display: flex; gap: 9px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: thin; }
.station-pill { white-space: nowrap; padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); color: var(--muted); font-size: .8rem; }
.station-pill strong { color: var(--ink); }

.site-footer { padding: 56px 0 24px; background: #041522; color: #dff5fa; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 42px; }
.footer-brand { color: #fff; }
.footer-brand small, .site-footer p { color: #86a5b4; }
.site-footer nav { display: grid; align-content: start; gap: 9px; }
.site-footer nav strong { margin-bottom: 5px; font-size: .81rem; text-transform: uppercase; letter-spacing: .08em; }
.site-footer nav a { color: #9db8c5; font-size: .86rem; text-decoration: none; }
.site-footer nav a:hover { color: #fff; }
.footer-bottom { margin-top: 48px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .1); color: #7895a4; display: flex; justify-content: space-between; gap: 24px; font-size: .76rem; }
.footer-bottom p { margin: 0; }

.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
[hidden] { display: none !important; }

@media (max-width: 1050px) {
  .site-nav { position: fixed; left: 19px; right: 19px; top: calc(var(--header-height) + var(--daylight-height) + var(--activity-height) + 8px); padding: 12px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); box-shadow: var(--shadow); display: none; flex-direction: column; align-items: stretch; }
  .site-nav.is-open { display: flex; }
  .nav-toggle { display: grid; margin-left: auto; }
  .header-actions .button { display: none; }
  .live-grid { grid-template-columns: 1fr 1fr; }
  .live-detail { grid-column: 1 / -1; border-left: 0; border-top: 1px solid rgba(255, 255, 255, .11); }
  .detail-list { grid-template-columns: repeat(4, 1fr); }
  .detail-row { display: block; }
  .detail-row strong { display: block; margin-top: 4px; }
  .score-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .network-pulse { grid-template-columns: repeat(3, 1fr); }
  .pulse-intro { grid-column: 1 / -1; border-bottom: 1px solid var(--line); }
  .pulse-stat:first-of-type { border-left: 0; }
}

@media (max-width: 780px) {
  :root { --page: min(100% - 26px, 1220px); --radius: 20px; }
  .section { padding: 62px 0; }
  .header-inner { gap: 8px; }
  .activity-ribbon-inner { width: 100%; max-width: 100%; padding-inline: 13px; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: none; }
  .activity-ribbon-inner::-webkit-scrollbar { display: none; }
  .activity-mini-list { flex: 0 0 max-content; }
  .daylight-strip-inner { width: 100%; padding-inline: 13px; }
  .daylight-context { display: none; }
  .brand strong { font-size: .88rem; }
  .brand small { display: none; }
  .hero { padding-top: 48px; }
  .hero-copy, .section-heading { display: block; }
  .hero-copy .location-chip { margin-top: 12px; }
  .live-grid { display: block; }
  .live-primary, .live-wind, .live-detail { padding: 27px 23px; }
  .live-wind, .live-detail { border-left: 0; border-top: 1px solid rgba(255, 255, 255, .11); }
  .detail-list { grid-template-columns: 1fr 1fr; }
  .temperature-value { font-size: 5.5rem; }
  .score-grid, .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split-grid, .prose-grid { grid-template-columns: 1fr; gap: 30px; }
  .sticky-title { position: static; }
  .chart-toolbar { align-items: stretch; }
  .segmented { width: 100%; overflow-x: auto; }
  .segmented button { flex: 1 0 auto; }
  .chart-meta { display: none; }
  .chart-container { min-height: 360px; padding: 5px; }
  .chart-svg { height: 345px; }
  .chart-footer { display: block; }
  .app-banner { padding: 29px 24px; grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
  .footer-bottom { display: block; }
}

@media (max-width: 520px) {
  :root { --activity-height: 50px; }
  .daylight-chip { padding-inline: 6px; background: transparent; }
  .activity-mini { min-width: 52px; padding-inline: 8px; }
  .header-actions .icon-button { width: 38px; height: 38px; }
  .brand img { width: 40px; height: 40px; }
  .hero h1 { font-size: 3rem; }
  .deck-top { align-items: flex-start; }
  .deck-top > .deck-updated { max-width: 155px; text-align: right; }
  .live-detail > .deck-updated {
    width: 100%;
    max-width: none;
    margin-top: 17px;
    padding: 10px 12px;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 12px;
    background: rgba(255, 255, 255, .035);
    text-align: center;
    overflow-wrap: anywhere;
  }
  .detail-list, .score-grid, .feature-grid, .network-pulse, .footer-grid, .tide-tracker { grid-template-columns: minmax(0, 1fr); }
  .tide-event { grid-template-columns: 38px minmax(0, 1fr) auto; padding-inline: 11px; }
  .condition-line { align-items: flex-start; gap: 10px; }
  .condition-line strong { min-width: 0; overflow-wrap: anywhere; }
  .pulse-intro, .footer-grid > div:first-child { grid-column: auto; }
  .pulse-stat { border-left: 0; border-top: 1px solid var(--line); }
  .score-card { min-height: 180px; }
  .footer-grid { gap: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
}