/* sprintboardtv.com — the same night-blue room the board sits in on the TV. System fonts only:
   nothing loads from anywhere else. */

:root {
  color-scheme: dark;
  --bg: #090b11;
  --bg-raised: #0f1424;
  --card: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.09);
  --ink: #ffffff;
  --ink-2: rgba(255, 255, 255, 0.72);
  --ink-3: rgba(255, 255, 255, 0.5);
  --sky: #5ca8ff;
  --mint: #5bdb9e;
  --amber: #ffbd61;
  --radius: 20px;
  --wrap: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% -10%, rgba(40, 62, 120, 0.55), transparent 70%),
    radial-gradient(ellipse 60% 50% at 100% 110%, rgba(26, 64, 56, 0.35), transparent 70%),
    var(--bg);
  background-attachment: fixed;
  color: var(--ink);
  font: 400 1.125rem/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--sky); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #8cc2ff; }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; border-radius: 6px; }

img { max-width: 100%; height: auto; display: block; }

.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }

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

.skip {
  position: absolute; left: -9999px; top: 12px;
  background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 8px; z-index: 10;
}
.skip:focus { left: 12px; }

/* Header */

.site-header { padding: 22px 0; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-weight: 650; font-size: 1.05rem; letter-spacing: -0.01em; }
.brand img { width: 34px; height: 34px; }
.site-nav { display: flex; gap: 26px; font-size: 0.98rem; }
.site-nav a { color: var(--ink-2); text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

/* Type */

.eyebrow {
  margin: 0 0 14px; color: var(--sky);
  font-size: 0.8rem; font-weight: 650; letter-spacing: 0.14em; text-transform: uppercase;
}
h1, h2, h3 { margin: 0; letter-spacing: -0.025em; line-height: 1.08; }
h1 { font-size: clamp(2.7rem, 6.6vw, 5.4rem); font-weight: 750; }
h2 { font-size: clamp(2rem, 4vw, 3.1rem); font-weight: 720; }
h3 { font-size: 1.3rem; font-weight: 650; letter-spacing: -0.01em; line-height: 1.25; }
.lede { font-size: clamp(1.15rem, 1.9vw, 1.4rem); color: var(--ink-2); max-width: 46ch; margin: 22px 0 0; }
p { margin: 0 0 1em; }
.muted { color: var(--ink-3); }

/* Hero */

.hero { padding: clamp(40px, 8vw, 96px) 0 0; }
.cta { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; margin-top: 34px; }
.badge img { height: 54px; width: auto; }
.soon {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--card);
  font-weight: 600; font-size: 1rem;
}
.soon::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--mint); }
.cta-note { color: var(--ink-3); font-size: 1rem; }

/* A screenshot in a TV: thin dark bezel, soft shadow. */
.tv {
  margin: 0; padding: clamp(6px, 0.9vw, 11px);
  background: #04050a; border-radius: calc(var(--radius) + 4px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 50px 100px -30px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(0, 0, 0, 0.6);
}
.tv img { border-radius: calc(var(--radius) - 6px); aspect-ratio: 16 / 9; width: 100%; object-fit: cover; }
.hero .tv { margin-top: clamp(40px, 6vw, 72px); }

/* At a glance: three facts under the hero */

.glance { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 46px; }
.glance div { border-top: 1px solid var(--line); padding-top: 18px; }
.glance h3 { margin-bottom: 8px; }
.glance p { color: var(--ink-2); font-size: 1.02rem; margin: 0; }

/* Sections */

section { padding: clamp(70px, 11vw, 140px) 0 0; }
.section-intro { max-width: 820px; }
.section-intro p { color: var(--ink-2); font-size: 1.15rem; margin-top: 18px; max-width: 60ch; }

.feature {
  display: grid; grid-template-columns: 5fr 7fr; gap: clamp(28px, 5vw, 70px);
  align-items: center; margin-top: clamp(50px, 8vw, 96px);
}
.feature.flip { grid-template-columns: 7fr 5fr; }
.feature.flip .feature-text { order: 2; }
.feature-text p { color: var(--ink-2); margin-top: 16px; }

.details { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 46px; }
.detail { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 26px 22px; }
.detail h3 { display: flex; align-items: center; gap: 10px; font-size: 1.12rem; }
.detail h3::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--mint); flex: none; }
.detail:nth-child(3n + 2) h3::before { background: var(--sky); }
.detail:nth-child(3n) h3::before { background: var(--amber); }
.detail p { color: var(--ink-2); font-size: 1rem; margin: 10px 0 0; }

/* Plans */

.plans {
  margin-top: 46px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 0;
  background: var(--bg-raised); border: 1px solid var(--line); border-radius: calc(var(--radius) + 6px); overflow: hidden;
}
.plans > div { padding: clamp(28px, 4vw, 48px); }
.plans .picker { border-right: 1px solid var(--line); }
.tvs-count { display: flex; align-items: baseline; gap: 14px; }
.tvs-count strong { font-size: clamp(4rem, 9vw, 6.5rem); font-weight: 650; letter-spacing: -0.04em; line-height: 1; font-variant-numeric: tabular-nums; }
.tvs-count span { font-size: 1.6rem; color: var(--ink-2); font-weight: 600; }
.price { margin-top: 18px; font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.price strong { font-weight: inherit; }
.price span { font-size: 1.15rem; color: var(--ink-2); font-weight: 500; }
.per-tv { color: var(--ink-2); margin: 6px 0 0; font-variant-numeric: tabular-nums; }

input[type="range"] { width: 100%; margin: 30px 0 6px; accent-color: var(--sky); height: 30px; }
.range-ends { display: flex; justify-content: space-between; color: var(--ink-3); font-size: 0.9rem; }

.trial-pill {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px;
  padding: 7px 14px; border-radius: 999px; background: rgba(91, 219, 158, 0.14); color: var(--mint);
  font-weight: 650; font-size: 0.95rem;
}
.ladder { list-style: none; padding: 0; margin: 0; }
.ladder li { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.ladder li:last-child { border-bottom: 0; }
.ladder span { color: var(--ink-2); }
.plans .small { color: var(--ink-3); font-size: 0.92rem; margin: 22px 0 0; }

/* Needs */

.needs { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.after-needs { margin-top: 22px; }
.needs span { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 9px 16px; font-size: 0.98rem; color: var(--ink-2); }

/* Text pages: privacy, support */

.page { padding: clamp(36px, 7vw, 80px) 0 0; }
.page h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); }
.prose { max-width: 70ch; }
.prose h2 { font-size: clamp(1.5rem, 2.6vw, 1.9rem); margin: 2.2em 0 0.6em; }
.prose h3 { margin: 1.8em 0 0.5em; }
.prose p, .prose li { color: var(--ink-2); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1em; }
.prose li { margin: 0.35em 0; }
.prose code { font-family: var(--mono); font-size: 0.92em; background: var(--card); border: 1px solid var(--line); padding: 1px 6px; border-radius: 6px; color: var(--ink); }
.summary { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 28px; margin: 34px 0 10px; }
.summary p:last-child { margin-bottom: 0; }

.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary {
  cursor: pointer; list-style: none; padding: 18px 40px 18px 0; position: relative;
  font-weight: 620; font-size: 1.15rem; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 6px; top: 14px; font-size: 1.5rem; font-weight: 400; color: var(--ink-3);
}
.faq details[open] summary::after { content: "–"; }
.faq .answer { padding: 0 0 18px; }

.contact { margin-top: 30px; }
.contact a { font-size: 1.3rem; font-weight: 600; }

/* Footer */

.site-footer { margin-top: clamp(80px, 12vw, 150px); border-top: 1px solid var(--line); padding: 34px 0 50px; color: var(--ink-3); font-size: 0.92rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 30px; }
.site-footer nav { display: flex; gap: 22px; }
.site-footer a { color: var(--ink-2); text-decoration: none; }
.site-footer a:hover { color: var(--ink); }
.site-footer p { margin: 0; max-width: 62ch; }

/* Narrow screens */

@media (max-width: 860px) {
  .glance, .details { grid-template-columns: 1fr; }
  .feature, .feature.flip { grid-template-columns: 1fr; }
  .feature.flip .feature-text { order: 0; }
  .plans { grid-template-columns: 1fr; }
  .plans .picker { border-right: 0; border-bottom: 1px solid var(--line); }
  .site-nav { gap: 18px; }
}