/* Bitcoin Meme Maker — site styles.
   Palette + language pulled straight from the app (Theme.swift, zen-minimal). */

:root {
  --cream:        #FFF8F0;
  --cream-deep:   #F5EEE3;
  --surface:      #FFFFFF;
  --orange:       #F7931A;
  --orange-deep:  #D4730A;
  --ink:          #1A1615;
  --ink-soft:     #614A44;
  --border:       #F0E0CE;
  --shadow:       0 18px 50px -24px rgba(95, 58, 20, 0.45);
  --maxw:         1060px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
          "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--orange-deep); text-decoration: none; }
a:hover { color: var(--orange); }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---- Section labels (small-caps tracked, like the app) ---- */
.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 14px;
}

/* ---- Brand mark ---- */
.mark {
  width: 76px; height: 76px; border-radius: 20px;
  display: grid; place-items: center;
  background: linear-gradient(160deg, #FBB03B, var(--orange) 55%, var(--orange-deep));
  color: #fff; font-weight: 800; font-size: 44px; line-height: 1;
  box-shadow: 0 10px 26px -10px rgba(215, 115, 10, 0.7);
}
.mark.sm { width: 30px; height: 30px; border-radius: 9px; font-size: 18px; }

/* ---- Top nav ---- */
header.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 248, 240, 0.82);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
header.nav .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
.brand:hover { color: var(--ink); }
.navlinks { display: flex; align-items: center; gap: 26px; font-size: 15px; font-weight: 560; }
.navlinks a { color: var(--ink-soft); }
.navlinks a:hover { color: var(--ink); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 22px; border-radius: 14px;
  font-weight: 650; font-size: 16px; letter-spacing: -0.01em;
  background: var(--orange); color: #fff;
  border: 1px solid transparent;
  transition: transform .12s ease, background .15s ease, box-shadow .15s ease;
  box-shadow: 0 10px 22px -12px rgba(215, 115, 10, 0.8);
}
.btn:hover { background: var(--orange-deep); color: #fff; transform: translateY(-1px); }
.btn.ghost {
  background: var(--surface); color: var(--ink);
  border-color: var(--border); box-shadow: none;
}
.btn.ghost:hover { background: var(--cream-deep); color: var(--ink); }
.btn.soft { background: transparent; color: var(--ink-soft); box-shadow: none; padding-left: 4px; padding-right: 4px; }

.badge-note { font-size: 13px; color: var(--ink-soft); margin-top: 12px; }

/* ---- Hero ---- */
.hero { padding: 78px 0 40px; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 62px); line-height: 1.02; letter-spacing: -0.03em;
  margin: 22px 0 14px; font-weight: 800;
}
.hero .slogan-line {
  font-size: clamp(21px, 2.8vw, 29px); font-weight: 700; letter-spacing: -0.02em;
  line-height: 1.15; margin: 0 0 18px;
}
.hero .slogan { color: var(--orange-deep); }
.hero p.lede {
  font-size: clamp(16px, 2.1vw, 19px); color: var(--ink-soft);
  margin: 0 0 30px; max-width: 32ch;
}
.hero p.lede strong { color: var(--ink); font-weight: 650; }
.cta-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

/* ---- Phone frame ---- */
.phone {
  width: 100%; max-width: 320px; margin: 0 auto;
  border-radius: 42px; padding: 10px;
  background: #15110f; box-shadow: var(--shadow);
}
.phone img { width: 100%; display: block; border-radius: 32px; }
.phone.tilt { transform: rotate(2deg); }

/* ---- Feature grid ---- */
section { padding: 64px 0; }
.section-head { text-align: center; max-width: 40ch; margin: 0 auto 44px; }
.section-head h2 { font-size: clamp(28px, 4vw, 38px); letter-spacing: -0.02em; margin: 8px 0 0; font-weight: 750; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 18px; padding: 26px 24px;
}
.card .ic {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: var(--cream-deep); color: var(--orange-deep); font-size: 20px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 6px; font-size: 18px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--ink-soft); font-size: 15px; }

/* ---- Gallery ---- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.gallery .phone { max-width: none; }

/* ---- Strip / one-liner ---- */
.strip { text-align: center; }
.strip .big { font-size: clamp(26px, 3.6vw, 36px); font-weight: 750; letter-spacing: -0.02em; margin: 0 auto; max-width: 22ch; }
.strip .big em { color: var(--orange-deep); font-style: normal; }

/* ---- Content pages (support / privacy) ---- */
.page { padding: 56px 0 24px; max-width: 760px; }
.page h1 { font-size: clamp(32px, 5vw, 44px); letter-spacing: -0.025em; margin: 10px 0 8px; }
.page .updated { color: var(--ink-soft); font-size: 14px; margin: 0 0 36px; }
.page h2 { font-size: 22px; letter-spacing: -0.01em; margin: 38px 0 10px; }
.page h3 { font-size: 17px; margin: 26px 0 6px; }
.page p, .page li { color: #2c2420; font-size: 16.5px; }
.page ul { padding-left: 22px; }
.page li { margin: 7px 0; }
.callout {
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--orange); border-radius: 12px;
  padding: 18px 20px; margin: 24px 0;
}
.callout strong { color: var(--ink); }
.maillink { font-weight: 650; }

.faq { margin-top: 12px; }
.faq details {
  border: 1px solid var(--border); border-radius: 14px; background: var(--surface);
  padding: 4px 20px; margin: 12px 0;
}
.faq summary {
  cursor: pointer; font-weight: 650; padding: 16px 0; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--orange-deep); font-size: 22px; font-weight: 400; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin: 0 0 18px; }

/* ---- Footer ---- */
footer {
  border-top: 1px solid var(--border); margin-top: 32px; padding: 40px 0 56px;
  background: var(--cream-deep);
}
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
footer .flinks { display: flex; gap: 22px; font-size: 15px; }
footer .flinks a { color: var(--ink-soft); }
footer .flinks a:hover { color: var(--ink); }
footer .fnote { color: var(--ink-soft); font-size: 14px; }

/* ---- Responsive ---- */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; text-align: center; }
  .hero p.lede { margin-left: auto; margin-right: auto; }
  .cta-row { justify-content: center; }
  .features { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }
  .navlinks { gap: 18px; }
}
@media (max-width: 520px) {
  .navlinks .hide-sm { display: none; }
}