/* Zone 2 Buddy marketing site — plain CSS, no build step. */
:root {
  color-scheme: light dark;
  --bg: #f4f7f5;
  --surface: #ffffff;
  --surface-2: #e9efeb;
  --text: #0d1a13;
  --muted: #58685f;
  --accent: #1a9a4c;
  --accent-ink: #0f7a3a;
  --accent-soft: rgba(26, 154, 76, 0.12);
  --border: rgba(13, 26, 19, 0.1);
  --stage-top: #0b2416;
  --stage-bottom: #030805;
  --shadow: 0 10px 30px rgba(13, 26, 19, 0.08);
  --btn-ink: #ffffff;
  --radius: 18px;
  --max: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #060e09;
    --surface: #0e1a13;
    --surface-2: #142219;
    --text: #edf5ef;
    --muted: #9db0a4;
    --accent: #3ddc6e;
    --accent-ink: #3ddc6e;
    --accent-soft: rgba(61, 220, 110, 0.14);
    --border: rgba(237, 245, 239, 0.1);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    --btn-ink: #06200f;
  }
}
:root[data-theme="dark"] {
  --bg: #060e09;
  --surface: #0e1a13;
  --surface-2: #142219;
  --text: #edf5ef;
  --muted: #9db0a4;
  --accent: #3ddc6e;
  --accent-ink: #3ddc6e;
  --accent-soft: rgba(61, 220, 110, 0.14);
  --border: rgba(237, 245, 239, 0.1);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  --btn-ink: #06200f;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; }
[id] { scroll-margin-top: 76px; }
h1 { font-size: clamp(2rem, 6vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 4vw, 2.3rem); font-weight: 750; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
section { padding: 56px 0; }
@media (min-width: 760px) { section { padding: 88px 0; } }
.eyebrow {
  display: inline-block; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent-ink); margin-bottom: 12px;
}
.lede { font-size: 1.15rem; color: var(--muted); max-width: 44ch; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px;
  background: var(--accent); color: var(--btn-ink); font-weight: 700; border: 0; cursor: pointer;
}
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.badge { display: inline-block; line-height: 0; }
.badge img { height: 54px; width: auto; }
.pill {
  display: inline-block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-ink);
}
.pill.free { background: var(--surface-2); color: var(--muted); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap { display: flex; align-items: center; gap: 16px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--text); letter-spacing: -0.01em; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.site-nav { margin-left: auto; display: flex; gap: 18px; align-items: center; }
.site-nav a { color: var(--muted); font-weight: 600; font-size: 0.95rem; }
.site-nav a:hover { color: var(--text); text-decoration: none; }
.site-nav a.btn { padding: 8px 14px; font-size: 0.9rem; color: var(--btn-ink); }
@media (max-width: 640px) { .site-nav a:not(.btn) { display: none; } }

/* Hero */
.hero { padding-top: 40px; }
.hero .wrap { display: grid; gap: 36px; align-items: center; }
@media (min-width: 860px) { .hero .wrap { grid-template-columns: 1.05fr 0.95fr; gap: 48px; } .hero { padding-top: 64px; } }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin: 24px 0 12px; }
.hero-notes { font-size: 0.9rem; color: var(--muted); }
.hero-notes span + span::before { content: "·"; margin: 0 8px; }

/* Screenshot stage */
.stage {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(180deg, var(--stage-top), var(--stage-bottom));
  box-shadow: var(--shadow); padding: 28px 28px 0; display: flex; justify-content: center; align-items: flex-end;
}
.stage.phone img.phone { width: min(300px, 78%); border-radius: 38px 38px 0 0; }
.feature .stage.phone { max-height: 540px; align-items: flex-start; }
.stage.tall { min-height: 420px; }
@media (min-width: 860px) { .stage.tall { justify-content: flex-end; padding-right: 7%; } }
.stage .watch {
  position: absolute; left: 4%; bottom: 6%; width: 28%; max-width: 140px;
  border-radius: 22%; box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5); border: 6px solid #111; background: #000;
}
.stage.watches { padding: 32px 20px; align-items: center; gap: 14px; flex-wrap: wrap; }
.stage.watches img { width: 28%; min-width: 110px; max-width: 180px; border-radius: 22%; border: 6px solid #111; background: #000; }

/* How it works */
.steps { display: grid; gap: 20px; margin-top: 28px; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.step .num { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent-soft); color: var(--accent-ink); font-weight: 800; margin-bottom: 12px; }

/* Feature rows */
.feature { display: grid; gap: 28px; align-items: center; padding: 36px 0; }
@media (min-width: 820px) {
  .feature { grid-template-columns: 1fr 1fr; gap: 56px; padding: 48px 0; }
  .feature.flip .stage { order: 2; }
}
.feature .copy p { color: var(--muted); max-width: 46ch; }
.feature .pill { margin-bottom: 10px; }
.feature ul { padding-left: 18px; color: var(--muted); margin: 0; }
.feature li { margin: 4px 0; }

/* Card grid */
.grid { display: grid; gap: 16px; margin-top: 28px; }
@media (min-width: 600px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid { grid-template-columns: repeat(3, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.card h3 { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.card p { color: var(--muted); margin: 0; }

/* Pricing */
.plans { display: grid; gap: 20px; margin-top: 28px; }
@media (min-width: 820px) { .plans { grid-template-columns: 1fr 1.6fr; } }
.plan { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.plan.pro { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.plan ul { padding-left: 20px; color: var(--muted); margin: 12px 0 0; }
.plan li { margin: 6px 0; }
.tiers { display: grid; gap: 12px; margin: 18px 0 8px; }
@media (min-width: 560px) { .tiers { grid-template-columns: repeat(3, 1fr); } }
.tier { border: 1px solid var(--border); border-radius: 14px; padding: 16px; background: var(--bg); position: relative; }
.tier.best { border-color: var(--accent); }
.tier .name { font-weight: 700; }
.tier .price { font-size: 1.7rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; margin: 6px 0 2px; }
.tier .per { color: var(--muted); font-size: 0.9rem; }
.tier .trial { display: inline-block; margin-top: 8px; font-size: 0.78rem; font-weight: 700; color: var(--accent-ink); }
.fineprint { font-size: 0.85rem; color: var(--muted); margin-top: 18px; }

/* FAQ */
.faq details { border-top: 1px solid var(--border); padding: 4px 0; }
.faq details:last-child { border-bottom: 1px solid var(--border); }
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent-ink); font-weight: 800; flex: none; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 0 0 16px; max-width: 70ch; }

/* Download band */
.band { background: linear-gradient(180deg, var(--stage-top), var(--stage-bottom)); color: #edf5ef; text-align: center; }
.band h2 { color: #fff; }
.band p { color: #b9cdc0; }
.band .badge { margin-top: 12px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 32px 0; font-size: 0.9rem; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer small { display: block; width: 100%; margin-top: 8px; font-size: 0.8rem; }

/* Long-form pages (privacy, support) */
.doc { max-width: 72ch; }
.doc h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
.doc h2 { font-size: 1.35rem; margin-top: 2.2em; }
.doc h3 { font-size: 1.05rem; margin-top: 1.6em; }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin: 6px 0; }
.doc table { border-collapse: collapse; width: 100%; margin: 12px 0 20px; font-size: 0.95rem; }
.doc th, .doc td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.doc th { font-weight: 700; }
.doc .toc { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; margin: 20px 0 32px; }
.doc .toc ul { margin: 0; padding-left: 20px; columns: 2; column-gap: 24px; }
@media (max-width: 560px) { .doc .toc ul { columns: 1; } }
.doc code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; background: var(--surface-2); padding: 1px 6px; border-radius: 6px; }
.note { background: var(--accent-soft); border-left: 4px solid var(--accent); border-radius: 10px; padding: 12px 16px; margin: 16px 0; }
.note p { margin: 0; }