/* ReadPad — shared site styles */

:root {
  --ink: #10222b;
  --ink-soft: #526270;
  --ink-faint: #8b98a3;
  --line: #e7ebe9;
  --paper: #fafbfa;
  --card: #ffffff;
  --teal: #14566e;
  --teal-deep: #0b3345;
  --orange: #ff8a1e;
  --orange-deep: #f5720a;
  --amber-soft: #fff4e2;
  --shadow-sm: 0 1px 2px rgba(16,34,43,0.04), 0 4px 14px rgba(16,34,43,0.05);
  --shadow-lg: 0 8px 30px rgba(16,34,43,0.10);
  --radius: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-weight: 700; letter-spacing: -0.02em; margin: 0; color: var(--ink); }
p { color: var(--ink-soft); line-height: 1.65; margin: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 0.95rem;
  padding: 13px 24px; border-radius: 100px; text-decoration: none; border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-deep));
  color: #fff; box-shadow: 0 6px 20px rgba(245,114,10,0.28);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(245,114,10,0.34); }
.btn-ghost { color: var(--teal-deep); border-color: var(--line); background: var(--card); }
.btn-ghost:hover { border-color: var(--teal); }
.btn-lg { padding: 15px 30px; font-size: 1rem; }

/* ---------- Nav ---------- */
.site-nav {
  position: sticky; top: 0; z-index: 40; background: rgba(250,251,250,0.86); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-nav .row {
  display: flex; align-items: center; justify-content: space-between; padding: 14px 0; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 1.05rem; text-decoration: none; color: var(--ink); }
.brand img { width: 28px; height: 28px; }
.site-nav nav { display: flex; align-items: center; gap: 26px; }
.site-nav nav a {
  font-size: 0.92rem; font-weight: 600; color: var(--ink-soft); text-decoration: none;
}
.site-nav nav a:hover, .site-nav nav a.is-active { color: var(--teal-deep); }
.nav-links { display: flex; gap: 26px; }
@media (max-width: 640px) {
  .nav-links { display: none; }
}

/* ---------- Hero ---------- */
.hero { padding: 76px 0 40px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 6px; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--teal-deep); background: var(--amber-soft);
  padding: 6px 14px; border-radius: 100px; margin-bottom: 20px;
}
.hero h1 { font-size: clamp(2.2rem, 5.4vw, 3.4rem); line-height: 1.14; max-width: 16ch; margin: 0 auto; }
.hero h1 .accent { color: var(--orange-deep); }
.hero p.lede { font-size: 1.12rem; max-width: 46ch; margin: 18px auto 0; }
.hero-ctas { display: flex; gap: 14px; justify-content: center; margin-top: 30px; flex-wrap: wrap; }
.hero-note { margin-top: 14px; font-size: 0.82rem; color: var(--ink-faint); }

/* ---------- Browser-frame demo shot ---------- */
.frame {
  margin-top: 52px; border-radius: 20px; background: var(--card); border: 1px solid var(--line);
  box-shadow: var(--shadow-lg); overflow: hidden; max-width: 880px; margin-inline: auto;
}
.frame-bar {
  display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--line);
  background: #f4f6f5;
}
.frame-bar .dot { width: 9px; height: 9px; border-radius: 50%; background: #d7dcda; }
.frame-bar .dot:nth-child(2) { background: #e7cf9e; }
.frame-bar .dot:nth-child(3) { background: #b9d9c4; }
.frame img { width: 100%; display: block; }

/* ---------- Feature grid (icon-first, minimal text) ---------- */
.section { padding: 72px 0; }
.section-head { text-align: center; max-width: 46ch; margin: 0 auto 44px; }
.kicker {
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--orange-deep); margin-bottom: 10px; display: block;
}
.section-head h2 { font-size: 1.9rem; }
.section-head p { margin-top: 10px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 760px) { .feature-grid { grid-template-columns: 1fr; } }
.feature-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow-sm);
}
.feature-card .icon {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep)); color: #fff; font-size: 1.15rem;
}
.feature-card h3 { font-size: 1.02rem; margin-bottom: 6px; }
.feature-card p { font-size: 0.9rem; }

/* ---------- Pricing cards ---------- */
.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 780px; margin: 0 auto; }
@media (max-width: 700px) { .price-grid { grid-template-columns: 1fr; } }
.price-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 30px 28px;
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 18px;
}
.price-card.is-pro { border-color: var(--orange); box-shadow: var(--shadow-lg); position: relative; }
.price-card.is-pro::before {
  content: "Most popular"; position: absolute; top: -12px; right: 22px; background: var(--orange-deep);
  color: #fff; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 100px;
}
.price-card h3 { font-size: 1.05rem; }
.price-num { font-size: 2.2rem; font-weight: 800; }
.price-num small { font-size: 0.8rem; font-weight: 500; color: var(--ink-faint); display: block; margin-top: 2px; }
.price-card ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.price-card li { display: flex; gap: 10px; font-size: 0.92rem; color: var(--ink-soft); align-items: flex-start; }
.price-card.is-pro li { color: var(--ink); }
.price-card li .tick { color: var(--teal); flex: none; margin-top: 2px; }
.price-card li .dash { color: var(--ink-faint); flex: none; }
.price-card .btn { justify-content: center; margin-top: 4px; }
.price-footnote { text-align: center; color: var(--ink-faint); font-size: 0.85rem; margin-top: 26px; }

/* ---------- FAQ accordion (native <details>, no JS needed) ---------- */
.faq-list { max-width: 680px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-list details {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 4px 20px;
}
.faq-list summary {
  cursor: pointer; padding: 16px 0; font-weight: 600; font-size: 0.98rem; list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; font-size: 1.3rem; color: var(--orange-deep); font-weight: 400; flex: none; transition: transform 0.15s ease;
}
.faq-list details[open] summary::after { content: "–"; }
.faq-list .faq-body { padding: 0 0 18px; font-size: 0.92rem; color: var(--ink-soft); line-height: 1.6; }
.faq-group-label { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-faint); margin: 34px 0 14px; }
.faq-group-label:first-child { margin-top: 0; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--teal-deep), var(--teal)); border-radius: 24px; padding: 52px 40px;
  text-align: center; color: #fff;
}
.cta-band h2 { color: #fff; font-size: 1.7rem; }
.cta-band p { color: rgba(255,255,255,0.8); margin-top: 10px; max-width: 42ch; margin-inline: auto; }
.cta-band .hero-ctas { margin-top: 26px; }
.cta-band .btn-ghost { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.25); }
.cta-band .btn-ghost:hover { border-color: #fff; }

/* ---------- Simple content page (privacy) ---------- */
.doc { max-width: 680px; margin: 0 auto; }
.doc h1 { font-size: 2rem; margin-bottom: 8px; }
.doc .updated { color: var(--ink-faint); font-size: 0.85rem; margin-bottom: 40px; display: block; }
.doc section { padding: 0; margin-bottom: 30px; }
.doc h3 { font-size: 1.02rem; margin-bottom: 8px; }
.doc p { font-size: 0.94rem; }
.doc code { background: var(--amber-soft); color: var(--teal-deep); padding: 1px 6px; border-radius: 5px; font-size: 0.85em; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--line); padding: 40px 0; margin-top: 20px; }
footer .row { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
footer .brand img { width: 22px; height: 22px; }
footer .f-links { display: flex; gap: 20px; font-size: 0.88rem; color: var(--ink-soft); }
footer .f-links a { text-decoration: none; }
footer .f-links a:hover { color: var(--teal-deep); }
footer .copy { font-size: 0.82rem; color: var(--ink-faint); margin-top: 18px; }

@media (max-width: 640px) {
  .section { padding: 52px 0; }
  .hero { padding: 52px 0 30px; }
}