/* Last Cloud site. The sky is the palette, taken from app/src/ui/sky.ts:
   haze (day 1) clears to blue (zero day). Home scrolls through that change;
   reading pages sit on the pale horizon. */

@font-face {
  font-family: "Commissioner";
  src: url("/assets/fonts/commissioner-latin.woff2") format("woff2");
  font-weight: 100 700;
  font-display: swap;
}

:root {
  --ink: #1b1922;
  --soft: #45414c;
  --ground: #edf3f9;
  --line: #cfdbe8;
  --link: #1f5fa3;
  --deep: #2268b5;
  --on-deep: #ffffff;
  --haze-1: #9a93a0; --haze-2: #b9aeb2; --haze-3: #d6c6bb;
  --mid-1: #b4b2bf; --mid-2: #c6cad4; --mid-3: #cbd8e4;
  --clear-1: #2b78c9; --clear-2: #4f93d6; --clear-3: #b9ddf6;
  --band-ink: #1b1922; --band-soft: #3b3741;
  --clear-ink: #ffffff; --clear-soft: #e3eefa;
  --cloud: rgba(255, 255, 255, 0.55);
  --display: "Commissioner", "Avenir Next", "Segoe UI", sans-serif;
  --text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f3f6fa;
    --soft: #b9c3d1;
    --ground: #0b1a2e;
    --line: #23364f;
    --link: #8cc0f0;
    --deep: #123866;
    --haze-1: #24222b; --haze-2: #3a343d; --haze-3: #4a4045;
    --mid-1: #191e2c; --mid-2: #22304a; --mid-3: #2b3f5e;
    --clear-1: #06162e; --clear-2: #123866; --clear-3: #1f4f86;
    --band-ink: #ffffff; --band-soft: #c9c6cf;
    --clear-ink: #ffffff; --clear-soft: #c5d4e6;
    --cloud: rgba(255, 255, 255, 0.10);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 17px/1.6 var(--text);
  text-rendering: optimizeLegibility;
}
a { color: var(--link); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--link); outline-offset: 3px; border-radius: 4px; }
img { max-width: 100%; height: auto; display: block; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; background: var(--ground); padding: 8px 12px; z-index: 10; }

/* ---------- Bar ---------- */
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 1120px; margin: 0 auto; padding: 18px 20px;
}
.mark {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 18px/1 var(--display); letter-spacing: -0.01em;
  color: inherit; text-decoration: none;
}
.mark svg { width: 30px; height: 20px; }
.bar nav { display: flex; gap: 20px; align-items: center; font-size: 15px; }
.bar nav a { color: inherit; text-decoration: none; opacity: 0.85; }
.bar nav a:hover { opacity: 1; text-decoration: underline; }
.bar nav a.btn { opacity: 1; color: var(--haze-2); text-decoration: none; }
@media (prefers-color-scheme: dark) { .bar nav a.btn { color: #1b1922; } }
@media (max-width: 640px) { .bar nav .wide { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 52px;
  padding: 0 24px; border-radius: 999px; border: 0; cursor: pointer;
  font: 600 17px/1 var(--text); text-decoration: none;
  background: var(--band-ink); color: var(--haze-2);
  box-shadow: 0 8px 22px -12px rgba(27, 25, 34, 0.55);
  transition: transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 160ms;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 26px -12px rgba(27, 25, 34, 0.6); }
.btn:active { transform: scale(0.98); }
.btn svg { width: 18px; height: 18px; }
.btn.small { min-height: 40px; padding: 0 16px; font-size: 15px; box-shadow: none; }
.btn.light { background: #ffffff; color: #1a4f8c; }
.btn.ghost { background: transparent; color: inherit; box-shadow: inset 0 0 0 1.5px currentColor; }
@media (prefers-color-scheme: dark) {
  .btn { background: #f3f6fa; color: #1b1922; }
  .btn.light { background: #ffffff; color: #0b2a52; }
}

/* ---------- Home: the sky clears as you scroll ---------- */
.sky { position: relative; overflow: hidden; color: var(--band-ink); }
.sky .wrap { position: relative; z-index: 1; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.sky-haze { background: linear-gradient(180deg, var(--haze-1) 0%, var(--haze-2) 58%, var(--haze-3) 100%); }
.sky-mid { background: linear-gradient(180deg, var(--haze-3) 0%, var(--mid-1) 30%, var(--mid-2) 70%, var(--mid-3) 100%); }
.sky-late { background: linear-gradient(180deg, var(--mid-3) 0%, #c3d9ec 100%); }
.sky-clear {
  background: linear-gradient(180deg, #c3d9ec 0%, var(--clear-2) 18%, var(--clear-1) 55%, var(--clear-1) 100%);
  color: var(--clear-ink);
}
@media (prefers-color-scheme: dark) {
  .sky-late { background: linear-gradient(180deg, var(--mid-3) 0%, #183457 100%); }
  .sky-clear { background: linear-gradient(180deg, #183457 0%, var(--clear-2) 30%, var(--clear-1) 100%); }
}

/* Clouds: authored blur blobs that drift, thinning out as the sky clears. */
.clouds { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.clouds i {
  position: absolute; display: block; border-radius: 50%;
  background: var(--cloud); filter: blur(28px);
  animation: drift 46s linear infinite;
}
@keyframes drift {
  from { transform: translateX(-6vw); }
  to { transform: translateX(6vw); }
}
@media (prefers-reduced-motion: reduce) { .clouds i { animation: none; } }

.hero { display: grid; gap: 40px; padding: 28px 0 72px; align-items: start; }
@media (min-width: 900px) { .hero { grid-template-columns: 1fr 1.05fr; gap: 64px; padding: 56px 0 96px; } }
.hero h1 {
  font: 250 clamp(40px, 6.4vw, 76px)/1.02 var(--display);
  letter-spacing: -0.03em; margin: 0 0 22px; text-wrap: balance;
}
.hero h1 em { font-style: normal; font-weight: 500; display: block; }
.lead { font-size: 19px; line-height: 1.55; color: var(--band-soft); max-width: 34em; margin: 0 0 28px; }
.price-note { font-size: 15px; color: var(--band-soft); margin: 14px 0 0; max-width: 30em; }

/* The comparison sheet: rows like a weather details panel, not cards. */
.sheet { margin: 0; border-top: 1px solid rgba(27, 25, 34, 0.22); }
@media (prefers-color-scheme: dark) { .sheet, .sheet div { border-color: rgba(255, 255, 255, 0.16) !important; } }
.sheet div {
  display: grid; grid-template-columns: 8.5em 1fr; gap: 6px 18px;
  padding: 18px 0; border-bottom: 1px solid rgba(27, 25, 34, 0.22);
}
.sheet dt { font: 600 14px/1.5 var(--display); letter-spacing: 0.01em; padding-top: 3px; }
.sheet dd { margin: 0; font-size: 18px; line-height: 1.45; }
.sheet dd small { display: block; margin-top: 6px; font-size: 14px; color: var(--band-soft); }
@media (max-width: 520px) { .sheet div { grid-template-columns: 1fr; } }

.band { padding: 88px 0; }
.band h2 {
  font: 300 clamp(32px, 4.4vw, 52px)/1.08 var(--display);
  letter-spacing: -0.02em; margin: 0 0 18px; max-width: 18em; text-wrap: balance;
}
.band p { max-width: 36em; font-size: 18px; color: var(--band-soft); }
.sky-clear p, .sky-clear .soft { color: var(--clear-soft); }
.sky-clear a:not(.btn) { color: #ffffff; }

/* Forecast: the taper plan drawn like a ten-day forecast. */
.forecast { list-style: none; margin: 32px 0 12px; padding: 0; max-width: 640px; }
.forecast li {
  display: grid; grid-template-columns: 4.8em 2.6em 1fr 2.6em; align-items: center; gap: 14px;
  padding: 12px 0; border-bottom: 1px solid rgba(27, 25, 34, 0.18);
  font-variant-numeric: tabular-nums;
}
.forecast li:last-child { border-bottom: 0; }
.forecast .wk { font: 500 16px/1 var(--display); }
.forecast .hi { text-align: right; font-weight: 600; }
.forecast .lo { color: var(--band-soft); }
.track { position: relative; height: 6px; border-radius: 3px; background: rgba(27, 25, 34, 0.12); }
.track b {
  position: absolute; top: 0; bottom: 0; border-radius: 3px;
  background: linear-gradient(90deg, #2b78c9, #7d7590);
}
@media (prefers-color-scheme: dark) {
  .forecast li { border-color: rgba(255, 255, 255, 0.14); }
  .track { background: rgba(255, 255, 255, 0.14); }
  .track b { background: linear-gradient(90deg, #6fa8e6, #b4a9b8); }
}
.forecast-note { font-size: 14px !important; }

.screens { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 40px; max-width: 900px; }
.screens figure { margin: 0; }
.screens img { border-radius: 26px; box-shadow: 0 24px 50px -28px rgba(20, 30, 60, 0.6); }
.screens figcaption { font-size: 14px; margin-top: 12px; color: var(--band-soft); }
@media (max-width: 720px) {
  .screens { grid-template-columns: repeat(3, 72%); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; }
  .screens figure { scroll-snap-align: start; }
}

.cols { display: grid; gap: 32px; }
@media (min-width: 900px) { .cols { grid-template-columns: 1fr 1fr; gap: 64px; } }
.links { list-style: none; padding: 0; margin: 18px 0 0; }
.links li { border-top: 1px solid rgba(255, 255, 255, 0.35); }
.links li:last-child { border-bottom: 1px solid rgba(255, 255, 255, 0.35); }
.links a {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  padding: 16px 0; text-decoration: none; font: 400 20px/1.3 var(--display);
}
.links a span { font: 15px/1.4 var(--text); opacity: 0.85; text-align: right; }
.links a:hover { text-decoration: underline; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 28px; }

/* ---------- Reading pages (guides, tools, legal) ---------- */
.page-sky {
  background: linear-gradient(180deg, var(--haze-1) 0%, var(--haze-2) 55%, var(--ground) 100%);
  color: var(--band-ink);
}
.page-sky.clear { background: linear-gradient(180deg, var(--mid-2) 0%, var(--mid-3) 55%, var(--ground) 100%); }
.page-head { max-width: 760px; margin: 0 auto; padding: 36px 20px 56px; }
.page-head h1 {
  font: 300 clamp(36px, 5.4vw, 58px)/1.06 var(--display);
  letter-spacing: -0.025em; margin: 0 0 16px; text-wrap: balance;
}
.page-head .answer { font-size: 20px; line-height: 1.5; margin: 0; max-width: 34em; }
.page-head .meta { font-size: 14px; color: var(--band-soft); margin-top: 18px; }

main { max-width: 760px; margin: 0 auto; padding: 8px 20px 80px; }
main h1 { font: 300 clamp(34px, 5vw, 48px)/1.1 var(--display); letter-spacing: -0.02em; margin: 32px 0 12px; }
main h2 { font: 500 26px/1.25 var(--display); letter-spacing: -0.01em; margin: 56px 0 12px; text-wrap: balance; }
main h3 { font: 600 19px/1.35 var(--display); margin: 32px 0 6px; }
main p, main li { max-width: 68ch; }
main p, main li, main td { color: var(--ink); }
main .soft, .updated { color: var(--soft); }
main ul, main ol { padding-left: 1.2em; }
main li { margin: 6px 0; }
.updated { font-size: 14px; }
main > header a { color: var(--ink); text-decoration: none; font: 600 18px var(--display); }

.takeaways { margin: 8px 0 40px; padding: 22px 0; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); }
.takeaways h2 { margin: 0 0 10px; font-size: 20px; }
.takeaways ul { margin: 0; }

table { border-collapse: collapse; width: 100%; margin: 20px 0; font-size: 16px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 12px 10px 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font: 600 14px/1.4 var(--display); color: var(--soft); }

blockquote { margin: 24px 0; padding: 0 0 0 20px; border-left: 1px solid var(--line); }
blockquote p { font: 300 22px/1.45 var(--display); margin: 0 0 6px; }
blockquote cite { font-size: 14px; font-style: normal; color: var(--soft); }

.sources { margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 15px; }
.sources h2 { margin-top: 0; font-size: 20px; }
.sources li { color: var(--soft); }

.app-hand {
  margin: 56px 0 0; padding: 28px; border-radius: 24px;
  background: linear-gradient(160deg, var(--clear-1), #3f8ad6); color: #ffffff;
}
.app-hand h2 { margin: 0 0 8px; color: #ffffff; }
.app-hand p { color: #e6f0fb; margin: 0 0 18px; }
@media (prefers-color-scheme: dark) { .app-hand { background: linear-gradient(160deg, #123866, #1f4f86); } }

.help-line { font-size: 15px; color: var(--soft); }

/* ---------- Tools ---------- */
.tool { margin: 8px 0 24px; }
.field { display: grid; gap: 8px; margin: 0 0 22px; }
.field label, .field legend { font: 600 15px/1.3 var(--display); }
.field input[type="number"], .field input[type="date"] {
  font: 400 22px/1 var(--text); padding: 12px 14px; min-height: 52px; width: 100%; max-width: 260px;
  border: 1.5px solid var(--line); border-radius: 12px; background: transparent; color: var(--ink);
}
.field input:focus { outline: none; border-color: var(--link); }
fieldset.field { border: 0; padding: 0; margin: 0 0 22px; }
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg label {
  display: inline-flex; flex-direction: column; justify-content: center; min-height: 52px; padding: 8px 18px;
  border: 1.5px solid var(--line); border-radius: 14px; cursor: pointer; font: 500 16px/1.25 var(--text);
}
.seg label small { font-size: 13px; color: var(--soft); font-weight: 400; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg input:checked + label { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.seg input:focus-visible + label { outline: 3px solid var(--link); outline-offset: 2px; }
.result { margin-top: 28px; }
.result .big { font: 250 clamp(40px, 7vw, 64px)/1 var(--display); letter-spacing: -0.03em; margin: 0 0 6px; }
.error { color: #b3261e; font-size: 15px; min-height: 1.4em; }
@media (prefers-color-scheme: dark) { .error { color: #ffb4ab; } }

.counter { text-align: center; padding: 28px 0 8px; position: relative; }
.counter .num { font: 200 clamp(96px, 22vw, 168px)/1 var(--display); letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.counter .lbl { font: 500 20px/1.3 var(--display); margin: 4px 0 26px; }
.counter .btn { min-width: 220px; justify-content: center; font-size: 19px; }
.counter .row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 14px; }
.counter .row .btn { min-width: 0; font-size: 15px; }
.puff { position: absolute; left: 50%; top: 40%; width: 120px; height: 60px; border-radius: 50%;
  background: rgba(150, 160, 180, 0.45); filter: blur(14px); pointer-events: none;
  animation: rise 1800ms cubic-bezier(0.16, 1, 0.3, 1) forwards; }
@keyframes rise {
  from { transform: translate(-50%, 0) scale(0.6); opacity: 0.9; }
  to { transform: translate(-50%, -160px) scale(1.5); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) { .puff { animation-duration: 1ms; } }
.week { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; align-items: end; height: 120px; margin: 28px 0 8px; }
.week div { background: var(--line); border-radius: 6px 6px 2px 2px; min-height: 3px; position: relative; }
.week div.today { background: var(--link); }
.week-labels { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; font-size: 13px; color: var(--soft); text-align: center; }

/* ---------- Footer ---------- */
footer, .foot {
  margin-top: 0; padding: 32px 20px 48px; font-size: 14px; color: var(--soft);
  max-width: 1120px; margin-left: auto; margin-right: auto;
}
main footer { padding: 24px 0 0; margin-top: 56px; border-top: 1px solid var(--line); max-width: none; }
footer a, .foot p:last-child a { margin-right: 18px; }
.foot p { max-width: 60em; }

@media print {
  .bar, .foot, .app-hand, .no-print, .clouds { display: none !important; }
  body { background: #fff; color: #000; }
  .page-sky { background: none; }
}

.btn:disabled { opacity: 0.4; cursor: default; transform: none; box-shadow: none; }

/* Breathing pacer (cravings page): 4 s in, 6 s out, ten times. */
.breathe { margin: 32px 0; padding: 28px 24px; border-radius: 24px; background: linear-gradient(170deg, var(--haze-2), var(--mid-3)); color: var(--band-ink); text-align: center; }
.breathe h3 { margin-top: 0; }
.breathe .soft { color: var(--band-soft); margin: 0 auto 8px; }
.breathe-stage { display: grid; place-items: center; min-height: 230px; }
.breathe-orb { width: 90px; height: 90px; border-radius: 50%; background: radial-gradient(circle at 40% 35%, #ffffff, rgba(255,255,255,0.35) 70%); filter: blur(1px); transform: scale(1); transition: transform 4s cubic-bezier(0.37, 0, 0.63, 1); }
.breathe-orb.in { transform: scale(1.9); }
.breathe-orb.out { transform: scale(1); transition-duration: 6s; }
.breathe-orb.still { transition: none; }
.breathe-cue { font: 500 18px/1.4 var(--display); margin: 12px 0 18px; min-height: 1.4em; }

caption { text-align: left; font: 600 14px/1.4 var(--display); color: var(--soft); padding-bottom: 6px; }