/* Sunfold — shared styles for the public pages.
   Palette lifted from src/constants/theme.ts so the site and the app agree:
   a soft pastel dawn canvas (pink -> peach -> warm paper), frosted cards,
   one warm orange accent, and the sun-over-hill mark drawn in CSS. */

/* ---------------------------------------------------------------- tokens */

:root {
  color-scheme: light;

  /* Brand fills — straight from theme.ts. Decorative use only. */
  --accent: #FA7A18;
  --accent-soft: #FFB067;
  --accent-muted: #FFD9B5;
  --sun-a: #FFC978;
  --sun-b: #FF9C3F;
  --sun-c: #F4761B;

  /* Brand ink. The raw accent is only ~2.7:1 on the canvas, so orange *text*
     steps down to these. --accent-ink clears 4.5:1 at body size; the lighter
     --accent-display is reserved for >=20px bold, where 3:1 is the bar. */
  --accent-ink: #B34B08;
  --accent-ink-hover: #8F3A05;
  --accent-display: #CE5A0B;

  --text: #16161A;
  --text-secondary: #5C5C63;
  --text-tertiary: #67636D;
  --display-soft: #7C7883;

  /* Canvas: dawn pink at the crown, warm paper by the fold. */
  --sky-1: #F0D3E4;
  --sky-2: #F7D5C9;
  --sky-3: #FBE7DA;
  --canvas: #FBF4F1;
  --lilac: rgba(196, 178, 214, 0.34);
  --blush: rgba(240, 216, 230, 0.46);

  /* The hill the sun rises over. */
  --hill-1: #FEF2E6;
  --hill-2: #FDF7F2;
  --hill-3: rgba(253, 247, 242, 0);
  --bloom: rgba(255, 158, 64, 0.5);
  --bloom-0: rgba(255, 158, 64, 0);
  --halo-near: rgba(255, 150, 58, 0.28);
  --halo-far: rgba(255, 150, 58, 0.14);

  /* Frosted surfaces. */
  --card: rgba(255, 255, 255, 0.72);
  --card-strong: rgba(255, 255, 255, 0.84);
  --card-border: rgba(255, 255, 255, 0.9);
  --card-shadow: 0 18px 44px -22px rgba(122, 74, 46, 0.3),
                 0 2px 6px rgba(122, 74, 46, 0.05);
  --pill: rgba(255, 255, 255, 0.78);
  --rule: rgba(22, 22, 26, 0.07);

  /* Crest geometry, all measured from the top of .hero. */
  --sun-size: 152px;
  --crest-lift: 112px;
  --hero-pad: 184px;

  --radius: 24px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;

    /* Dusk rather than dawn: the sun sits at the horizon and the sky is plum.
       Same motif, lower on the arc — not an inverted light theme. */
    --sun-a: #FFB07A;
    --sun-b: #F4703A;
    --sun-c: #C2331C;

    --accent-ink: #FFA451;
    --accent-ink-hover: #FFC48C;
    --accent-display: #FFA451;

    --text: #F6F2EF;
    --text-secondary: #C6BDB8;
    --text-tertiary: #ACA19E;
    --display-soft: #9E9298;

    --sky-1: #2C1D26;
    --sky-2: #2A1C1D;
    --sky-3: #221A1B;
    --canvas: #171416;
    --lilac: rgba(124, 90, 147, 0.28);
    --blush: rgba(146, 84, 96, 0.2);

    --hill-1: #3B2620;
    --hill-2: #2A1E1D;
    --hill-3: rgba(23, 20, 22, 0);
    --bloom: rgba(244, 112, 58, 0.34);
    --bloom-0: rgba(244, 112, 58, 0);
    --halo-near: rgba(244, 112, 58, 0.26);
    --halo-far: rgba(244, 112, 58, 0.14);

    --card: rgba(255, 255, 255, 0.055);
    --card-strong: rgba(255, 255, 255, 0.08);
    --card-border: rgba(255, 255, 255, 0.085);
    --card-shadow: 0 18px 44px -22px rgba(0, 0, 0, 0.55);
    --pill: rgba(255, 255, 255, 0.07);
    --rule: rgba(255, 255, 255, 0.1);
  }
}

@media (max-width: 560px) {
  :root {
    --sun-size: 116px;
    --crest-lift: 86px;
    --hero-pad: 142px;
    --radius: 20px;
  }
}

/* ------------------------------------------------------------- structure */

* { box-sizing: border-box; }

/* The hill is wider than the viewport on purpose; clip it rather than let it
   open a horizontal scrollbar. `clip` where supported so nothing else in the
   page becomes a scroll container. */
html, body { overflow-x: hidden; }
@supports (overflow-x: clip) {
  html, body { overflow-x: clip; }
}

body {
  margin: 0;
  padding: 0 20px 88px;
  min-height: 100vh;
  color: var(--text);
  background-color: var(--canvas);
  background-repeat: no-repeat;
  background-image:
    radial-gradient(720px 380px at 88% 40px, var(--lilac), transparent 70%),
    radial-gradient(640px 340px at 4% 130px, var(--blush), transparent 68%),
    linear-gradient(180deg,
      var(--sky-1) 0px,
      var(--sky-2) 190px,
      var(--sky-3) 330px,
      var(--canvas) 640px);
  font: 400 17px/1.7 "Nunito", ui-rounded, "SF Pro Rounded", -apple-system,
        BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.wrap { max-width: 660px; margin: 0 auto; }

/* Everything after the hero paints above the hero's stacking context, so the
   hill can bleed down behind the first card without covering it. */
.wrap > * { position: relative; z-index: 1; }

/* --------------------------------------------------------------- masthead */

.masthead {
  padding: 42px 0 0;
  text-align: center;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.005em;
  color: var(--text);
  text-decoration: none;
  border-radius: 999px;
  padding: 4px 6px;
}

.wordmark:hover { color: var(--text); }

.wordmark .mark {
  display: block;
  width: 28px;
  height: 28px;
  flex: none;
  filter: drop-shadow(0 3px 8px rgba(122, 74, 46, 0.16));
}

/* ------------------------------------------------------------------- hero */

.hero {
  position: relative;
  z-index: 0;
  text-align: center;
  padding-top: var(--hero-pad);
  margin-bottom: 42px;
}

/* The brand mark, full size: an orange disc rising over a soft cream arc.
   Both shapes are CSS — no image asset is referenced anywhere on this site. */
.hero .sun {
  position: absolute;
  z-index: 1;
  top: 0;
  left: 50%;
  width: var(--sun-size);
  height: var(--sun-size);
  margin-left: calc(var(--sun-size) / -2);
  border-radius: 50%;
  background: linear-gradient(180deg,
    var(--sun-a) 0%, var(--sun-b) 54%, var(--sun-c) 100%);
  box-shadow: 0 0 40px 4px var(--halo-near), 0 0 84px 22px var(--halo-far);
  animation: sun-breathe 9s ease-in-out infinite;
}

@keyframes sun-breathe {
  0%, 100% { box-shadow: 0 0 40px 4px var(--halo-near), 0 0 84px 22px var(--halo-far); }
  50%      { box-shadow: 0 0 52px 10px var(--halo-near), 0 0 118px 46px var(--halo-far); }
}

@media (prefers-reduced-motion: reduce) {
  .hero .sun { animation: none; }
}

.hero .hill {
  position: absolute;
  z-index: 2;
  top: var(--crest-lift);
  left: 50%;
  width: max(170vw, 1200px);
  height: 1100px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: linear-gradient(180deg,
    var(--hill-1) 0%, var(--hill-2) 9%, var(--hill-3) 30%);
  filter: blur(2px);
}

/* Warm bloom where the sun meets the ridge. */
.hero .hill::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 420px;
  height: 190px;
  margin-left: -210px;
  transform: translateY(-48%);
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--bloom), var(--bloom-0));
  filter: blur(10px);
}

.hero h1,
.hero p { position: relative; z-index: 3; }

/* ------------------------------------------------------------- typography */

h1 {
  margin: 0 0 18px;
  font-size: clamp(32px, 8.5vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.028em;
  font-weight: 800;
  text-wrap: balance;
}

/* Mixed-weight headlines, as in the app: part of the sentence lands in bold
   near-black, the rest steps back to a lighter warm grey. */
h1 .soft {
  font-weight: 500;
  color: var(--display-soft);
}

.updated {
  display: inline-flex;
  align-items: center;
  margin: 0;
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--pill);
  border: 1px solid var(--card-border);
  box-shadow: 0 6px 18px -12px rgba(122, 74, 46, 0.4);
  color: var(--text-tertiary);
  font-size: 14px;
  font-weight: 600;
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.lede {
  max-width: 33em;
  margin: 0 auto 40px;
  font-size: 19px;
  line-height: 1.65;
  color: var(--text-secondary);
  text-wrap: pretty;
}

.hero .lede { margin-bottom: 0; }

h2 {
  display: flex;
  align-items: baseline;
  gap: 11px;
  margin: 0 0 14px;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: -0.014em;
  font-weight: 700;
  color: var(--text);
}

/* A small sun beside every section heading, echoing the app's card headers. */
h2::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(160deg, var(--sun-a), var(--sun-c));
  box-shadow: 0 0 0 3px rgba(250, 122, 24, 0.1);
  transform: translateY(-1px);
}

p, li { color: var(--text-secondary); }
p { margin: 0 0 16px; }
strong { color: var(--text); font-weight: 700; }
em { color: var(--text); font-style: italic; }

a {
  color: var(--accent-ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover { color: var(--accent-ink-hover); text-decoration-thickness: 2px; }

a:focus-visible,
.wordmark:focus-visible {
  outline: 2px solid var(--accent-ink);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ------------------------------------------------------------------ cards */

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: clamp(22px, 5vw, 30px) clamp(20px, 5vw, 32px);
  margin: 0 0 18px;
  box-shadow: var(--card-shadow);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
}

.card > :first-child { margin-top: 0; }
.card > :last-child { margin-bottom: 0; }

/* The one-line summary at the top of a page, given the weight the app gives
   its headline number. */
.card.headline {
  background: var(--card-strong);
  border-radius: calc(var(--radius) + 4px);
  padding: clamp(26px, 6vw, 34px) clamp(22px, 6vw, 36px);
  margin-bottom: 34px;
  text-align: center;
}

.card.headline p {
  margin: 0;
  font-size: 18.5px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.card.headline strong {
  display: block;
  margin-bottom: 8px;
  font-size: clamp(21px, 5.2vw, 24px);
  line-height: 1.35;
  letter-spacing: -0.018em;
  font-weight: 800;
  color: var(--text);
}

/* Orange for the value that matters, as the app does with its times. */
.hl { color: var(--accent-display); }

/* ------------------------------------------------------------------ lists */

ul {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

li {
  position: relative;
  margin-bottom: 11px;
  padding-left: 22px;
}

li:last-child { margin-bottom: 0; }

li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(150deg, var(--accent-soft), var(--accent));
}

/* ----------------------------------------------------------------- footer */

footer {
  margin-top: 46px;
  text-align: center;
}

.footer-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px;
  border-radius: 999px;
  background: var(--pill);
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
}

.footer-pill a {
  padding: 9px 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.footer-pill a:hover {
  color: var(--accent-ink-hover);
  background: rgba(255, 255, 255, 0.6);
}

@media (prefers-color-scheme: dark) {
  .footer-pill a:hover { background: rgba(255, 255, 255, 0.07); }
}