/* PlanThen site — palette mirrors the app's canonical design tokens
   (PlanThenDesign/Tokens.swift): warm-paper surfaces, periwinkle action,
   coral "now", teal focus. Light + dark, no external assets. */

:root {
  --canvas: #F4EFEA;
  --card: #FFF8F3;
  --elevated: #FFFCF8;
  --secondary-surface: #EEE7E3;
  --ink: #20242A;
  --ink-2: #56616D;
  --ink-3: #71777F;
  --border: #DDD2CC;
  --divider: #E8DED8;
  --action: #536994;
  --action-press: #40547D;
  --action-subtle: #E7EAF2;
  --now: #B74F57;
  --focus: #1F735F;
  --radius: 14px;
  --maxw: 940px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #121314;
    --card: #211E1E;
    --elevated: #1C1B1B;
    --secondary-surface: #2A2525;
    --ink: #F7F1ED;
    --ink-2: #C0B8B4;
    --ink-3: #9F9793;
    --border: #443C39;
    --divider: #342E2C;
    --action: #9BB0DA;
    --action-press: #536994;
    --action-subtle: #2A3042;
    --now: #E88B91;
    --focus: #63CAB0;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

a { color: var(--action); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
header {
  border-bottom: 1px solid var(--divider);
  position: sticky; top: 0;
  background: var(--canvas);
  z-index: 10;
}
.bar { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 700; letter-spacing: -.02em; color: var(--ink); font-size: 18px; }
.logo:hover { text-decoration: none; }
.mark { width: 24px; height: 24px; border-radius: 7px; background: var(--action); position: relative; flex: none; }
.mark::after {
  content: ""; position: absolute; inset: 6px 6px auto 6px; height: 3px;
  border-radius: 2px; background: var(--elevated); box-shadow: 0 6px 0 var(--elevated);
}
nav a { color: var(--ink-2); font-size: 15px; margin-left: 20px; }

/* Hero */
.hero { padding: 84px 0 64px; }
h1 {
  font-size: clamp(34px, 6vw, 54px); line-height: 1.08; letter-spacing: -.03em;
  margin: 0 0 18px; font-weight: 700; max-width: 17ch;
}
.lede { font-size: clamp(17px, 2.3vw, 20px); color: var(--ink-2); max-width: 56ch; margin: 0 0 26px; }
.pill {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .02em;
  color: var(--focus); background: var(--action-subtle);
  border-radius: 999px; padding: 6px 13px; margin-bottom: 22px;
}
.cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-block; background: var(--action); color: #fff; font-weight: 600;
  padding: 13px 22px; border-radius: 999px; font-size: 16px;
}
.btn:hover { background: var(--action-press); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--ink-2); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--secondary-surface); }

/* Loop strip */
.loop { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin: 8px 0 72px; }
@media (max-width: 900px) { .loop { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 520px) { .loop { grid-template-columns: repeat(2, 1fr); } }
.step {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 15px 16px;
}
.step b { display: block; font-size: 15px; margin-bottom: 3px; }
.step span { font-size: 13.5px; color: var(--ink-2); }
.step.key { border-color: var(--focus); }

/* Sections */
section { padding: 30px 0; }
h2 { font-size: clamp(24px, 3.4vw, 31px); letter-spacing: -.02em; margin: 0 0 10px; }
h3 { font-size: 19px; margin: 0 0 6px; letter-spacing: -.01em; }
p { margin: 0 0 14px; }
.sub { color: var(--ink-2); max-width: 62ch; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 26px; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
}
.card p { color: var(--ink-2); font-size: 15.5px; margin: 0; }
.tag { font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); display: block; margin-bottom: 9px; }

.quiet {
  background: var(--secondary-surface); border-radius: var(--radius);
  padding: 26px; margin: 34px 0; border: 1px solid var(--border);
}
.quiet p:last-child { margin-bottom: 0; }

ul.clean { padding-left: 20px; color: var(--ink-2); }
ul.clean li { margin-bottom: 7px; }

/* Prose pages */
.prose { padding: 46px 0 20px; max-width: 70ch; }
.prose h1 { font-size: clamp(30px, 5vw, 40px); max-width: none; }
.prose h2 { font-size: 21px; margin-top: 34px; }
.prose p, .prose li { color: var(--ink-2); }
.prose strong { color: var(--ink); }
.meta { font-size: 14px; color: var(--ink-3); margin-bottom: 30px; }

/* Footer */
footer { border-top: 1px solid var(--divider); margin-top: 60px; padding: 32px 0 46px; }
.frow { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
footer p, footer a { font-size: 14.5px; color: var(--ink-3); margin: 0 0 6px; }
footer nav a { margin: 0 16px 0 0; }

@media (max-width: 620px) {
  .hero { padding: 56px 0 44px; }
  nav a { margin-left: 14px; font-size: 14px; }
}