/* 16ahead.com (src/sixteen_ahead.py). Values are from the Claude Design
 * handoff design_handoff_16ahead_landing: match them exactly. Light only. */
:root {
  --ink: #0f1115;
  --body: #3b4150;
  --muted: #5a6170;
  --surface: #f2f3f6;
  --tint: #f7f8fa;
  --surface-hover: #e4e7ed;
  --blue: #2f6bff;
  --blue-hover: #1f55e0;
  --blue-ink: #1d4fd6;
  --blue-tint: #e3ecff;
  --dark: #0c0e13;
  --dark-card: #171a22;
  --dark-border: #242936;
  --dark-panel: #15254a;
  --dark-text: #f2f4f8;
  --dark-text-2: #c4cad6;
  --dark-muted: #9aa2b2;
  --dark-blue: #3d7bff;
  --dark-blue-light: #86aeff;
  --dark-panel-text: #dbe6ff;
  --pad-x: clamp(20px, 4vw, 48px);
  --pad-y: clamp(64px, 9vw, 120px);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; }
a { color: var(--blue-hover); text-decoration: none; }
a:hover { color: var(--blue-ink); text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
h1, h2, p { margin: 0; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 10; padding: 10px 16px; border-radius: 999px; background: var(--ink); color: #fff; }

.wrap { max-width: 1200px; width: 100%; margin: 0 auto; padding-left: var(--pad-x); padding-right: var(--pad-x); }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-ink); }
.h2 { font-size: clamp(36px, 4.8vw, 60px); font-weight: 800; letter-spacing: -0.04em; line-height: 1.02; text-wrap: balance; }
.label { font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.pill {
  display: inline-flex; align-items: center; border-radius: 999px;
  font-weight: 700; text-decoration: none;
}
.pill:hover { text-decoration: none; }

/* 1 · Header. The universal menu (taliferro-ui, tt/) replaces the design's Log in pill. */
.hdr {
  position: sticky; top: 0; z-index: 5;
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.hdr__in { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 16px; padding-bottom: 16px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand:hover { color: var(--ink); text-decoration: none; }
.brand img { width: 40px; height: 40px; }
.brand span { font-size: 20px; font-weight: 800; letter-spacing: -0.03em; }
.hdr .um-trigger { height: 44px; padding: 0 22px 0 16px; font-size: 15px; }
.hdr .um-trigger:hover { background: var(--blue); color: #fff; }
[id] { scroll-margin-top: 76px; }

/* 2 · Hero */
.hero {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr));
  gap: clamp(40px, 6vw, 72px); align-items: center;
  padding-top: clamp(56px, 10vw, 136px); padding-bottom: clamp(64px, 9vw, 120px);
}
.hero__copy { display: flex; flex-direction: column; gap: 26px; }
.hero__copy .eyebrow { font-size: 14px; }
.hero h1 { display: flex; flex-direction: column; gap: 14px; }
.hero__big { font-size: clamp(52px, 6.6vw, 96px); font-weight: 800; letter-spacing: -0.05em; line-height: .92; text-wrap: balance; }
.hero__sub { font-size: clamp(26px, 3.2vw, 40px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.15; color: var(--body); text-wrap: balance; }
.hero__sub em { font-style: normal; color: var(--blue); }
.hero__lede { max-width: 560px; font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: var(--body); text-wrap: pretty; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 6px; }
.hero__actions .pill { height: 56px; font-size: 17px; }
.pill--blue { padding: 0 30px; background: var(--blue); color: #fff; }
.pill--blue:hover { background: var(--blue-hover); color: #fff; }
.pill--surface { padding: 0 26px; background: var(--surface); color: var(--ink); }
.pill--surface:hover { background: var(--surface-hover); color: var(--ink); }
.hero__dial { min-width: 0; }
.dial { display: block; width: 100%; max-width: 460px; height: auto; margin: 0 auto; overflow: visible; }
.dial__tick { stroke: var(--ink); stroke-width: 6; stroke-linecap: round; }
.dial__lit { stroke: var(--blue); stroke-width: 9; stroke-linecap: round; opacity: 0; transition: opacity .35s ease; }
.dial__lit.is-on { opacity: 1; }
.dial text { fill: var(--ink); }

/* 3 · Your morning */
.morning { background: var(--dark); color: var(--dark-text); }
.morning__in { display: flex; flex-direction: column; gap: clamp(40px, 6vw, 64px); padding-top: var(--pad-y); padding-bottom: var(--pad-y); }
.morning__head { display: flex; flex-direction: column; gap: 14px; max-width: 760px; }
.morning__head p { font-size: clamp(19px, 1.8vw, 23px); line-height: 1.5; color: var(--dark-text-2); }
.morning .eyebrow { color: var(--dark-blue-light); }
.story { width: 100%; aspect-ratio: 16 / 9; border-radius: 28px; background: var(--dark-card); }
.times { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 20px; }
.time { display: flex; flex-direction: column; gap: 22px; padding: 30px; border-radius: 28px; background: var(--dark-card); }
.time__at { align-self: flex-start; padding: 6px 14px; border-radius: 999px; background: var(--dark-text); color: var(--dark); font-size: 15px; font-weight: 800; }
.time__you, .time__it { display: flex; flex-direction: column; gap: 6px; }
.time__you .label { color: var(--dark-muted); }
.time__you b { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; }
.time__it { padding: 18px; border-radius: 20px; background: var(--dark-panel); }
.time__it .label { color: var(--dark-blue-light); }
.time__it span:last-child { font-size: 17px; line-height: 1.5; color: var(--dark-panel-text); text-wrap: pretty; }
.approve { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); gap: clamp(28px, 5vw, 64px); align-items: center; }
.approve__copy { display: flex; flex-direction: column; gap: 14px; }
.approve__copy b { font-size: clamp(30px, 3.6vw, 44px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.05; }
.approve__copy span { max-width: 480px; font-size: 18px; line-height: 1.5; color: var(--dark-text-2); text-wrap: pretty; }
.today { display: flex; flex-direction: column; gap: 10px; padding: 24px; border-radius: 28px; background: #fff; color: var(--ink); }
.today__head { display: flex; justify-content: space-between; align-items: center; padding: 0 4px 6px; }
.today__head b { font-size: 18px; font-weight: 800; letter-spacing: -0.02em; }
.today__head span { font-size: 14px; font-weight: 700; color: var(--blue-ink); }
.today__row { display: flex; align-items: center; gap: 14px; padding: 14px 14px 14px 18px; border-radius: 18px; background: var(--surface); }
.today__row span { flex: 1; min-width: 0; font-size: 16px; font-weight: 600; line-height: 1.35; }
.today__row i { flex: none; display: flex; align-items: center; height: 40px; padding: 0 18px; border-radius: 999px; background: var(--ink); color: #fff; font-size: 14px; font-style: normal; font-weight: 700; }

/* 2b · Overnight: one request per row, with its Claude Design video */
.overnight { background: var(--surface); }
.overnight__in { display: flex; flex-direction: column; gap: clamp(48px, 7vw, 88px); padding-top: var(--pad-y); padding-bottom: var(--pad-y); }
.overnight__head { display: flex; flex-direction: column; gap: 14px; max-width: 760px; }
.overnight__head p { font-size: 19px; line-height: 1.55; color: var(--body); }
.run { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: clamp(28px, 4vw, 56px); align-items: center; }
.run:has(.run__play) { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.run:nth-of-type(even):has(.run__play) { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.run:nth-of-type(even) .run__play { order: -1; }
@media (max-width: 860px) {
  .run:has(.run__play), .run:nth-of-type(even):has(.run__play) { grid-template-columns: minmax(0, 1fr); }
  .run:nth-of-type(even) .run__play { order: 0; }
}
.run__copy { display: flex; flex-direction: column; gap: 18px; }
.run__n { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 18px; font-weight: 800; }
.run h3 { margin: 0; font-size: clamp(30px, 3.4vw, 42px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.05; }
.run__ask, .run__done { display: flex; flex-direction: column; gap: 6px; }
.run .label { color: var(--blue-ink); }
.run q { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.3; }
.run__done { padding: 20px; border-radius: 22px; background: #fff; }
.run__done span:last-child { font-size: 17px; line-height: 1.5; color: var(--body); text-wrap: pretty; }
.run__play {
  position: relative; display: block; width: 100%; padding: 0; border: 0; border-radius: 24px; overflow: hidden;
  background: var(--surface); box-shadow: 0 24px 60px -28px rgba(15, 17, 21, .35); cursor: pointer;
}
.run__play img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; transition: transform .4s ease; }
.run__play:hover img { transform: scale(1.02); }
.run__cta {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: flex; align-items: center; gap: 10px;
  height: 56px; padding: 0 26px 0 22px; border-radius: 999px; background: var(--ink); color: #fff;
  font-size: 17px; font-weight: 700; white-space: nowrap; box-shadow: 0 12px 30px -10px rgba(15, 17, 21, .5);
}
.run__cta::before { content: ""; border-left: 13px solid currentColor; border-top: 8px solid transparent; border-bottom: 8px solid transparent; }
.run__play:hover .run__cta { background: var(--blue); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* The video player: as big as the screen allows, page dimmed and blurred behind it. */
.watch {
  width: min(100vw - 32px, (100vh - 110px) * 16 / 9); max-width: none; max-height: none; padding: 0;
  border: 0; border-radius: 20px; background: var(--dark); color: var(--dark-text); overflow: hidden;
}
.watch::backdrop { background: rgba(12, 14, 19, .72); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.watch__bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 12px 12px 12px 22px; }
.watch__bar b { font-size: 17px; font-weight: 800; letter-spacing: -0.02em; }
.watch__close { height: 40px; padding: 0 18px; border: 0; border-radius: 999px; background: var(--dark-card); color: var(--dark-text); font: inherit; font-size: 15px; font-weight: 700; cursor: pointer; }
.watch__close:hover { background: var(--dark-border); }
.watch video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; }

/* What it is: what / does / value / who, right under the hero. */
/* Full-width gray band so the move from the hero is visible; cards sit on it in white. */
.what { background: var(--surface); }
.what__in { display: flex; flex-direction: column; gap: clamp(32px, 5vw, 56px); padding-top: var(--pad-y); padding-bottom: var(--pad-y); }
.what__head { display: flex; flex-direction: column; gap: 14px; max-width: 820px; }
.what__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 16px; }
.what__card { display: flex; flex-direction: column; gap: 12px; padding: 28px; border-radius: 28px; background: #fff; }
.what__card b { font-size: 22px; font-weight: 800; letter-spacing: -0.03em; color: var(--blue-ink); }
.what__card span { font-size: 17px; line-height: 1.5; color: var(--body); text-wrap: pretty; }

/* Old /#overnight links land on the examples section. */
#overnight { display: block; position: relative; top: -80px; }

/* 4 · Why sixteen */
.why {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: clamp(40px, 6vw, 80px); align-items: center; padding-top: var(--pad-y); padding-bottom: var(--pad-y);
}
.why__copy { display: flex; flex-direction: column; gap: 18px; }
.why__copy p { max-width: 520px; font-size: 19px; line-height: 1.55; color: var(--body); text-wrap: pretty; }
.ladder { display: flex; flex-direction: column; gap: 12px; }
.ladder div { display: flex; align-items: center; gap: 18px; padding: 18px 22px; border-radius: 22px; background: var(--surface); }
.ladder div:nth-child(2) { background: var(--blue-tint); }
.ladder div:nth-child(3) { background: var(--blue); color: #fff; }
.ladder b { min-width: 56px; font-size: 34px; font-weight: 800; letter-spacing: -0.04em; }
.ladder span { font-size: 17px; font-weight: 600; line-height: 1.35; }
.sixteens { grid-column: 1 / -1; display: flex; flex-direction: column; gap: 20px; }
.sixteens h3 { font-size: 24px; font-weight: 800; letter-spacing: -0.03em; }
.sixteens ul { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.sixteens li { display: flex; flex-direction: column; gap: 8px; padding: 22px 24px; border-radius: 22px; background: var(--surface); }
.sixteens b { font-size: 26px; font-weight: 800; letter-spacing: -0.04em; color: var(--blue); }
.sixteens span { font-size: 16px; line-height: 1.45; color: var(--body); text-wrap: pretty; }

/* 5 · Who it's for */
.who { background: #fff; }
.who__in { display: flex; flex-direction: column; gap: clamp(36px, 5vw, 56px); padding-top: var(--pad-y); padding-bottom: var(--pad-y); }
.who__head { display: flex; flex-direction: column; gap: 14px; max-width: 720px; }
.people { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 16px; }
.person { display: flex; flex-direction: column; gap: 22px; padding: 28px; border-radius: 28px; background: var(--surface); }
.person b { font-size: 24px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.person div { display: flex; flex-direction: column; gap: 6px; margin-top: auto; }
.person .label { color: var(--blue-ink); }
.person div span:last-child { font-size: 17px; line-height: 1.45; color: var(--body); text-wrap: pretty; }

/* Enterprise: links to the Enterprise page in the 16Ahead app. */
.ent { padding-top: var(--pad-y); }
.ent__panel {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: clamp(28px, 4vw, 56px);
  align-items: center; padding: clamp(32px, 6vw, 72px); border-radius: 36px; background: var(--blue-tint);
}
.ent__copy { display: flex; flex-direction: column; gap: 16px; }
.ent__copy p { max-width: 560px; font-size: 19px; line-height: 1.55; color: var(--body); text-wrap: pretty; }
.ent__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.ent__actions .pill { height: 56px; font-size: 17px; }
.ent .pill--surface { background: #fff; }

/* 6 · Mission */
.mission { padding: var(--pad-y) var(--pad-x); }
.mission__panel {
  display: flex; flex-direction: column; gap: 28px; max-width: 1200px; margin: 0 auto;
  padding: clamp(40px, 7vw, 88px); border-radius: 36px; background: var(--dark); color: var(--dark-text);
}
.mission h2 { font-size: clamp(44px, 6.4vw, 84px); font-weight: 800; letter-spacing: -0.05em; line-height: .95; }
.mission p { max-width: 640px; font-size: clamp(18px, 1.7vw, 22px); line-height: 1.5; color: var(--dark-text-2); text-wrap: pretty; }
.mission form { display: flex; flex-wrap: wrap; gap: 12px; max-width: 760px; }
.mission input {
  flex: 1 1 320px; min-width: 0; height: 60px; padding: 0 26px;
  border: 2px solid var(--dark-border); border-radius: 999px; background: var(--dark-card);
  color: var(--dark-text); font: inherit; font-size: 18px; outline: none;
}
.mission input:focus { border-color: var(--dark-blue); }
.mission input::placeholder { color: var(--dark-muted); }
.mission button {
  height: 60px; padding: 0 32px; border: 0; border-radius: 999px; background: var(--dark-blue);
  color: #fff; font: inherit; font-size: 18px; font-weight: 700; cursor: pointer;
}
.mission button:hover { background: var(--blue); }
.mission__login { font-size: 15px; color: var(--dark-muted); }
.mission__login a { color: var(--dark-blue-light); font-weight: 700; }

/* 7 · Footer */
.ftr { background: var(--surface); }
.ftr__in { display: flex; flex-wrap: wrap; gap: 20px; justify-content: space-between; align-items: center; padding-top: 36px; padding-bottom: 36px; }
.ftr__brand { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--muted); }
.ftr__brand img { width: 28px; height: 28px; }
.ftr nav { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; }

/* Legal pages (/terms, /privacy, /privacy-rights): the same legal text as taliferro.tech. */
.legal { display: grid; grid-template-columns: 240px minmax(0, 720px); gap: 64px; padding-top: 48px; padding-bottom: var(--pad-y); }
.legal--single { grid-template-columns: minmax(0, 720px); justify-content: center; }
.legal__rail { position: sticky; top: 92px; align-self: start; max-height: calc(100vh - 116px); overflow-y: auto; display: flex; flex-direction: column; gap: 2px; }
.legal__rail .kicker { margin-bottom: 10px; font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-ink); }
.legal__rail a { padding: 7px 0; color: var(--ink); font-size: 15px; font-weight: 700; line-height: 1.25; }
.legal__col { display: flex; flex-direction: column; gap: 16px; font-size: 16px; line-height: 1.65; color: var(--body); }
.legal__col h1 { color: var(--ink); font-size: clamp(40px, 5vw, 56px); font-weight: 800; letter-spacing: -0.04em; line-height: 1.02; }
.legal__col .lede { font-size: 19px; }
.legal__col ul { margin: 0; padding-left: 22px; display: flex; flex-direction: column; gap: 6px; }
.legal__col address { font-style: normal; }
.legal__col a { font-weight: 700; }
.legal__meta { font-size: 14px; color: var(--muted); }
.legal-sec { display: flex; flex-direction: column; gap: 12px; margin-top: 24px; }
.legal-sec h2 { color: var(--ink); font-size: 24px; letter-spacing: -0.02em; line-height: 1.2; }
.rights { display: flex; flex-direction: column; gap: 18px; margin-top: 8px; }
.rights__field { display: flex; flex-direction: column; gap: 8px; color: var(--ink); font-weight: 700; }
.rights__field small { font-weight: 400; color: var(--muted); }
.rights__field input, .rights__field select, .rights__field textarea {
  width: 100%; padding: 12px 14px; border: 0; border-radius: 14px; background: var(--surface);
  color: var(--ink); font: inherit; font-weight: 400;
}
.rights__field input, .rights__field select { height: 52px; }
.rights__hint { margin-top: -8px; font-size: 14px; color: var(--muted); }
.rights button { align-self: flex-start; height: 52px; padding: 0 26px; border: 0; border-radius: 999px; background: var(--blue); color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
.rights button:hover { background: var(--blue-hover); }
.rights__done { padding: 16px 20px; border-radius: 16px; background: var(--surface); }
@media (max-width: 960px) {
  .legal { grid-template-columns: 1fr; gap: 24px; }
  .legal__rail { display: none; }
}

/* 404 */
.nf { display: flex; flex-direction: column; gap: 22px; padding-top: var(--pad-y); padding-bottom: var(--pad-y); }
.nf h1 { font-size: clamp(48px, 7vw, 88px); font-weight: 800; letter-spacing: -0.05em; line-height: .95; }
.nf p { font-size: 19px; color: var(--body); }
.nf .pill { align-self: flex-start; height: 56px; font-size: 17px; }