/* NotAnotherPDF — shared design system */

:root {
  --bg:        #ffffff;
  --bg-soft:   #f5f6fa;
  --bg-card:   #ffffff;
  --text:      #0e1116;
  --text-soft: #5a6472;
  --border:    #e6e8ee;
  --brand:     #0a84ff;
  --brand-2:   #5b3df5;
  --brand-ink: #0a3d91;
  --accent:    #16a34a;
  --radius:    20px;
  --shadow:    0 10px 40px rgba(15, 23, 42, .08);
  --shadow-sm: 0 4px 16px rgba(15, 23, 42, .06);
  --maxw:      1120px;
  --font:      -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #0b0d12;
    --bg-soft:   #11141b;
    --bg-card:   #151924;
    --text:      #eef1f6;
    --text-soft: #9aa4b2;
    --border:    #232838;
    --shadow:    0 10px 40px rgba(0,0,0,.45);
    --shadow-sm: 0 4px 16px rgba(0,0,0,.35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.4px; color: var(--text); font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand .logo { width: 30px; height: 30px; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a:not(.btn) { color: var(--text-soft); font-weight: 600; font-size: 15px; }
.nav-links a:not(.btn):hover { color: var(--text); text-decoration: none; }
@media (max-width: 720px) { .nav-links a:not(.btn) { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--brand); color: #fff; font-weight: 700; font-size: 15px;
  padding: 11px 20px; border-radius: 999px; border: 0; cursor: pointer;
  box-shadow: 0 8px 22px rgba(10,132,255,.32); transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 12px 28px rgba(10,132,255,.4); }
.btn.ghost { background: transparent; color: var(--brand); box-shadow: none; border: 1.5px solid var(--border); }
.btn.dark { background: #0e1116; box-shadow: 0 8px 22px rgba(0,0,0,.25); }
@media (prefers-color-scheme: dark) { .btn.dark { background: #f2f4f8; color: #0e1116; box-shadow: 0 8px 22px rgba(0,0,0,.5); } }
@media (prefers-color-scheme: dark) { .brand, .hero-wordmark { color: #fff; } }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; text-align: center; padding: 96px 0 80px; }
.hero::before {
  content: ""; position: absolute; inset: -40% 0 auto 0; height: 720px; z-index: -1;
  background:
    radial-gradient(1100px 460px at 50% -8%, rgba(10,132,255,.22), transparent 60%),
    radial-gradient(800px 380px at 80% 0%, rgba(91,61,245,.18), transparent 60%);
}
.hero .badge {
  display: inline-flex; gap: 8px; align-items: center; font-size: 13px; font-weight: 700;
  color: var(--brand); background: color-mix(in srgb, var(--brand) 12%, transparent);
  padding: 7px 14px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(40px, 6vw, 66px); line-height: 1.04; letter-spacing: -2.5px; font-weight: 850; margin: 0 0 18px; }
.hero h1 .grad { background: linear-gradient(120deg, var(--brand), var(--brand-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.sub { font-size: clamp(18px, 2.4vw, 22px); color: var(--text-soft); max-width: 620px; margin: 0 auto 32px; }
.hero .cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-icon { width: 120px; height: 120px; margin: 0 auto 26px; filter: drop-shadow(0 14px 30px rgba(40,30,10,.16)); }
.hero-lockup { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 0 auto 26px; flex-wrap: wrap; }
.hero-lockup .hero-icon { width: 96px; height: 96px; margin: 0; }
.hero-wordmark { font-size: clamp(30px, 6vw, 52px); font-weight: 850; letter-spacing: -1.6px; line-height: 1; color: var(--text); }

/* ---------- Sections ---------- */
section { padding: 72px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -1px; font-weight: 800; margin: 0 0 12px; }
.section-head p { color: var(--text-soft); font-size: 18px; margin: 0; }
.eyebrow { text-transform: uppercase; letter-spacing: 1.5px; font-size: 13px; font-weight: 800; color: var(--brand); margin-bottom: 10px; }
.soft { background: var(--bg-soft); }

/* ---------- Feature grid ---------- */
.grid { display: grid; gap: 20px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow-sm);
}
.card .ic { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px;
  background: color-mix(in srgb, var(--brand) 12%, transparent); color: var(--brand); }
.card h3 { margin: 0 0 8px; font-size: 19px; letter-spacing: -.3px; }
.card p { margin: 0; color: var(--text-soft); font-size: 15.5px; }

/* ---------- Steps ---------- */
.steps { display: grid; gap: 24px; grid-template-columns: repeat(3, 1fr); counter-reset: step; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { padding-left: 56px; position: relative; }
.step::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: 0;
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; font-weight: 800;
  color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2)); }
.step h3 { margin: 4px 0 6px; font-size: 18px; }
.step p { margin: 0; color: var(--text-soft); font-size: 15.5px; }

/* ---------- Pricing ---------- */
.price-grid { display: grid; gap: 20px; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .price-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .price-grid { grid-template-columns: 1fr; } }
.price { text-align: center; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px 20px; position: relative; box-shadow: var(--shadow-sm); }
.price.featured { border-color: var(--brand); box-shadow: 0 14px 40px rgba(10,132,255,.18); }
.price .tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--brand); color: #fff; font-size: 12px; font-weight: 800; padding: 5px 14px; border-radius: 999px; }
.price .name { font-weight: 700; font-size: 16px; }
.price .amt { font-size: 34px; font-weight: 850; letter-spacing: -1px; margin: 6px 0 2px; }
.price .per { color: var(--text-soft); font-size: 14px; }

/* ---------- Callout ---------- */
.callout { background: linear-gradient(135deg, var(--brand), var(--brand-ink)); color: #fff; border-radius: 28px; padding: 56px 40px; text-align: center; }
.callout h2 { color: #fff; font-size: clamp(26px, 4vw, 38px); letter-spacing: -1px; margin: 0 0 12px; }
.callout p { color: rgba(255,255,255,.86); max-width: 560px; margin: 0 auto 26px; font-size: 18px; }
.callout .btn { background: #fff; color: var(--brand-ink); box-shadow: 0 10px 30px rgba(0,0,0,.25); }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); background: var(--bg-soft); padding: 56px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 36px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }
.footer h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-soft); margin: 0 0 14px; }
.footer a { display: block; color: var(--text-soft); font-weight: 600; font-size: 15px; margin-bottom: 10px; }
.footer a:hover { color: var(--text); text-decoration: none; }
.footer .co { color: var(--text-soft); font-size: 14px; line-height: 1.7; max-width: 320px; }
.footer .legal-bar { margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--text-soft); font-size: 13.5px; }
.footer .legal-bar .legal-links { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer .legal-bar a { display: inline; margin: 0; }

/* ---------- Legal documents ---------- */
.doc-hero { padding: 56px 0 28px; border-bottom: 1px solid var(--border); background: var(--bg-soft); }
.doc-hero h1 { font-size: clamp(30px, 5vw, 46px); letter-spacing: -1.5px; margin: 0 0 8px; }
.doc-hero .updated { color: var(--text-soft); font-size: 15px; }
.doc-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; padding: 44px 0 80px; align-items: start; }
@media (max-width: 880px) { .doc-layout { grid-template-columns: 1fr; gap: 8px; } .toc { display: none; } }
.toc { position: sticky; top: 84px; }
.toc h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-soft); margin: 0 0 12px; }
.toc a { display: block; color: var(--text-soft); font-size: 14px; padding: 5px 0; font-weight: 600; }
.toc a:hover { color: var(--brand); text-decoration: none; }
.prose { max-width: 760px; }
.prose h2 { font-size: 24px; letter-spacing: -.5px; margin: 40px 0 12px; scroll-margin-top: 84px; }
.prose h3 { font-size: 18px; margin: 26px 0 8px; }
.prose p, .prose li { color: var(--text); font-size: 16.5px; }
.prose li { margin-bottom: 6px; }
.prose .lead { font-size: 18px; color: var(--text-soft); }
.prose table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--bg-soft); font-weight: 700; }
.note { background: color-mix(in srgb, var(--brand) 8%, transparent); border: 1px solid color-mix(in srgb, var(--brand) 25%, transparent); border-left: 4px solid var(--brand); border-radius: 12px; padding: 16px 18px; margin: 20px 0; font-size: 15.5px; }
.note.warn { background: color-mix(in srgb, #f59e0b 10%, transparent); border-color: color-mix(in srgb, #f59e0b 30%, transparent); border-left-color: #f59e0b; }
.pill { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: color-mix(in srgb, var(--brand) 14%, transparent); color: var(--brand); }

/* FAQ */
details.faq { border: 1px solid var(--border); border-radius: 14px; padding: 4px 18px; margin-bottom: 12px; background: var(--bg-card); }
details.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; font-size: 16.5px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; float: right; color: var(--text-soft); font-weight: 700; }
details.faq[open] summary::after { content: "–"; }
details.faq p { color: var(--text-soft); margin: 0 0 16px; }

.center { text-align: center; }
.mt-0 { margin-top: 0; }