/*
  File:     orbit/web/static/style.css
  Module:   Landing page styles (Orbit)
  Purpose:  Tokens, layout and components for index.html. One typeface (Familjen Grotesk); the drive-time rings use
            three cool steps; the California-poppy orange is reserved for the watchlist star, as in the product.
  Changes:  0.1.0  2026-10-22  Initial version
*/

:root {
  --ground: #eef1ec;
  --paper: #f8faf6;
  --ink: #18262a;
  --muted: #5b6b6e;
  --line: #cdd6cf;
  --ring-1: #2f7d74;
  --ring-2: #4e8fb5;
  --ring-3: #8aa6c9;
  --star: #f08a24;
  --star-ink: #a24f00;
  --focus: #2f7d74;
  --font: "Familjen Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --measure: 34rem;
  --gutter: clamp(16px, 4vw, 48px);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.125rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.02em; }
p { margin: 0; }

/* ---------- top bar ---------- */
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px var(--gutter);
  max-width: 1200px;
  margin: 0 auto;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.375rem;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.wordmark svg { width: 34px; height: 34px; }
.top-link {
  font-weight: 600;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

/* ---------- hero ---------- */
main { max-width: 1200px; margin: 0 auto; padding: 0 var(--gutter); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
  padding: clamp(24px, 6vw, 72px) 0 clamp(48px, 8vw, 96px);
}
.hero-copy { max-width: var(--measure); }
h1 {
  font-size: clamp(2.5rem, 5.4vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}
.lead {
  margin-top: 24px;
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--muted);
}

/* ---------- the rings ---------- */
.radar { margin: 0; }
.radar svg { width: 100%; height: auto; display: block; overflow: visible; }
.ring { fill: none; stroke-width: 2; }
.ring-1 { stroke: var(--ring-1); fill: color-mix(in srgb, var(--ring-1) 9%, transparent); }
.ring-2 { stroke: var(--ring-2); fill: color-mix(in srgb, var(--ring-2) 6%, transparent); }
.ring-3 { stroke: var(--ring-3); stroke-dasharray: 3 7; }
.ring-label { font: 500 15px var(--font); fill: var(--muted); }
.home circle { fill: var(--ink); }
.home text { font: 600 15px var(--font); fill: var(--ink); }
.dot text { font: 500 16px var(--font); fill: var(--ink); }
.dot text, .ring-label, .home text { paint-order: stroke; stroke: var(--ground); stroke-width: 6px; stroke-linejoin: round; }
.dot-1 circle { fill: var(--ring-1); }
.dot-2 circle { fill: var(--ring-2); }
.dot-3 circle { fill: var(--ring-3); }
.dot-star path { fill: var(--star); }
.dot-star text { font-weight: 700; fill: var(--star-ink); }
.radar figcaption { margin-top: 12px; font-size: 0.9375rem; color: var(--muted); text-align: center; }

/* The sweep: a beam turns once every 6s; each spot pings as the beam crosses it. Each delay is the spot's bearing from
   Home (clockwise from 12 o'clock, atan2(dx, -dy)) divided by 360, times 6s. Move a spot -> recompute its delay
   (tests/test_app.py checks every delay against the markup). */
.beam path { fill: var(--ring-1); }
.beam line { stroke: var(--ring-1); stroke-width: 2; stroke-linecap: round; }
.ping { fill: none; stroke-width: 2; opacity: 0; }
.dot-1 .ping { stroke: var(--ring-1); }
.dot-2 .ping { stroke: var(--ring-2); }
.dot-3 .ping { stroke: var(--ring-3); }
.dot-star .ping { stroke: var(--star); }
.beam { display: none; }

@media (prefers-reduced-motion: no-preference) {
  .beam {
    display: inline;
    transform-box: view-box;
    transform-origin: 300px 300px;
    animation: sweep 6s linear infinite;
  }
  .mark, .ping { transform-box: fill-box; transform-origin: center; }
  .mark { animation: blip 6s ease-out infinite backwards; }
  .ping { animation: ripple 6s ease-out infinite backwards; }
  .at-star .mark, .at-star .ping { animation-delay: 1.12s; }  /* 67 degrees */
  .at-ska .mark, .at-ska .ping { animation-delay: 3.91s; }  /* 235 degrees */
  .at-fight .mark, .at-fight .ping { animation-delay: 5.09s; }  /* 306 degrees */
  .at-trail .mark, .at-trail .ping { animation-delay: 2.06s; }  /* 123 degrees */
  .at-opera .mark, .at-opera .ping { animation-delay: 3.96s; }  /* 237 degrees */
  .at-hockey .mark, .at-hockey .ping { animation-delay: 1.08s; }  /* 65 degrees */
  @keyframes sweep { to { transform: rotate(360deg); } }
  @keyframes blip {
    0% { transform: scale(1.9); }
    10% { transform: scale(1); }
    100% { transform: scale(1); }
  }
  @keyframes ripple {
    0% { opacity: .9; transform: scale(1); }
    22% { opacity: 0; transform: scale(4); }
    100% { opacity: 0; transform: scale(4); }
  }
}

/* ---------- waitlist ---------- */
.join { margin-top: 36px; }
.waitlist { display: grid; gap: 16px; }
.field-row { display: grid; grid-template-columns: minmax(0, 1fr) 9rem; gap: 12px; }
.field { display: grid; gap: 6px; }
label, legend { font-weight: 600; font-size: 0.9375rem; }
.optional { font-weight: 400; color: var(--muted); }
input[type="email"], input[type="text"] {
  font: inherit;
  font-size: 1.0625rem;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  min-height: 48px;
  width: 100%;
}
input[type="email"]:hover, input[type="text"]:hover { border-color: var(--muted); }
input[aria-invalid="true"] { border-color: #b3261e; }

.interests { border: 0; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.interests legend { margin-bottom: 8px; padding: 0; }
.interests label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  min-height: 44px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-weight: 500;
  cursor: pointer;
  background: var(--paper);
}
.interests input { width: 18px; height: 18px; margin: 0; accent-color: var(--ring-1); }
.interests label:has(input:checked) { border-color: var(--ring-1); background: color-mix(in srgb, var(--ring-1) 10%, var(--paper)); }
.interests label:has(input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 2px; }

button {
  justify-self: start;
  font: inherit;
  font-weight: 700;
  font-size: 1.0625rem;
  padding: 14px 24px;
  min-height: 48px;
  border: 0;
  border-radius: 10px;
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
}
button:hover { background: #24383d; }
button[disabled] { opacity: .6; cursor: progress; }
.form-note, .closed-note { font-size: 0.9375rem; color: var(--muted); }
.closed-note { font-size: 1.0625rem; color: var(--ink); font-weight: 500; }
.form-status { font-weight: 600; min-height: 1.5em; }
.form-status.is-error { color: #b3261e; }
.form-status.is-done { color: var(--ring-1); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- sample digest ---------- */
section + section { border-top: 1.5px solid var(--line); }
.digest, .covers, .trust, .later { padding: clamp(48px, 8vw, 96px) 0; }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.5rem); line-height: 1.1; max-width: 22ch; }

.digest {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: start;
}
.section-head p { margin-top: 20px; color: var(--muted); max-width: var(--measure); }

.sample {
  background: var(--paper);
  border: 1.5px solid var(--line);
  border-radius: 16px;
  padding: clamp(20px, 3vw, 32px);
  position: relative;
}
.sample-tag {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--muted);
}
.sample h3 { font-size: 1.125rem; margin: 0 0 10px; }
.sample h3:not(:first-of-type) { margin-top: 24px; }
.sample ul { list-style: none; margin: 0; padding: 0; }
.sample li {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr) auto;
  grid-template-areas: "time what price" "time where drive";
  column-gap: 14px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 1rem;
  line-height: 1.35;
}
.sample li:first-child { border-top: 0; }
.time { grid-area: time; font-weight: 600; font-variant-numeric: tabular-nums; }
.what { grid-area: what; font-weight: 600; }
.where { grid-area: where; color: var(--muted); }
.drive { grid-area: drive; color: var(--muted); font-size: 0.875rem; text-align: right; white-space: nowrap; }
.price { grid-area: price; text-align: right; white-space: nowrap; }
.starred .what { color: var(--star-ink); }
.star { color: var(--star); }
.sample-rest { margin-top: 20px; font-size: 0.9375rem; color: var(--muted); }

/* ---------- what it watches ---------- */
.cover-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  columns: 2 22rem;
  column-gap: clamp(24px, 5vw, 72px);
}
.cover-list li {
  break-inside: avoid;
  padding: 14px 0 14px 28px;
  border-top: 1px solid var(--line);
  position: relative;
}
.cover-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--ring-2);
}

/* ---------- trust, later ---------- */
.trust p { margin-top: 20px; max-width: 40rem; font-size: 1.25rem; }
.later dl { margin: 28px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 4vw, 48px); }
.later dt { font-weight: 700; font-size: 1.25rem; }
.later dd { margin: 8px 0 0; color: var(--muted); }

/* ---------- footer ---------- */
.foot {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px var(--gutter) 48px;
  border-top: 1.5px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.9375rem;
  color: var(--muted);
}

/* ---------- phones ---------- */
@media (max-width: 860px) {
  .hero, .digest { grid-template-columns: minmax(0, 1fr); }
  .radar { order: -1; max-width: 460px; margin: 0 auto; width: 100%; }
  .hero { padding-top: 8px; gap: 20px; }
  .later dl { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 520px) {
  body { font-size: 1.0625rem; }
  .radar { max-width: 300px; }
  .radar figcaption { display: none; }
  .field-row { grid-template-columns: minmax(0, 1fr); }
  .sample li { grid-template-columns: 4.6rem minmax(0, 1fr); grid-template-areas: "time what" "time where" "time drive" "time price"; }
  .drive, .price { text-align: left; }
  .dot text, .ring-label, .home text { font-size: 19px; }
  button { justify-self: stretch; }
}