/* PrivacyBrew — shared design system for the marketing site.
   Brand tokens intentionally match the Android app's theme so the site
   and product feel like one thing, not two. */

:root {
  --bg: #120a1a;
  --bg-2: #0d0712;
  --panel: #1f1329;
  --panel-2: #281a35;
  --border: #3a2c4a;
  --accent: #9b6dd1;
  --accent-dim: #7a52ad;
  --accent-2: #5fae96;
  --text: #f0eaf7;
  --text-dim: #b8a8c9;
  --text-faint: #9585ad;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(26, 20, 15, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
}

.brand img { width: 28px; height: 28px; border-radius: 7px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.nav-links a { color: var(--text-dim); }
.nav-links a:hover { color: var(--text); text-decoration: none; }

.nav-cta {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(155, 109, 209, 0.12);
  color: var(--accent) !important;
  border: 1px solid rgba(155, 109, 209, 0.3);
  white-space: nowrap;
}
.nav-cta:hover { text-decoration: none; background: rgba(155, 109, 209, 0.2); }

.nav-toggle { display: none; }

/* ---------- Mobile section tracker ---------- */
/* Hidden by default (desktop) -- the top nav's anchor links already cover
   this there. Shown only under the same 640px breakpoint where
   .nav-links disappears (see Responsive section below), and only once
   scrolled past the hero (toggled via the "visible" class in main.js). */
.section-tracker {
  display: none;
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%) translateY(12px);
  z-index: 60;
  background: rgba(31, 19, 41, 0.92);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px;
  gap: 2px;
  max-width: calc(100vw - 24px);
  overflow-x: auto;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.section-tracker.visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.section-tracker a {
  flex: 0 0 auto;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-faint);
  padding: 7px 13px;
  border-radius: 999px;
  white-space: nowrap;
}
.section-tracker a:hover { color: var(--text-dim); text-decoration: none; }
.section-tracker a.active {
  color: #24170b;
  background: var(--accent);
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: 88px 0 64px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -220px;
  left: 50%;
  width: 900px;
  height: 700px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(155, 109, 209, 0.16), transparent 65%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 18px 0 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  color: var(--text-dim);
  font-size: 1.12rem;
  line-height: 1.6;
  max-width: 46ch;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--accent);
  color: #24170b;
}
.btn-primary:hover { background: #b088dd; text-decoration: none; }

.btn-ghost {
  color: var(--text-dim);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: var(--accent-dim); text-decoration: none; }

.hero-trust {
  margin-top: 40px;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--text-faint);
}

.hero-trust span { display: flex; align-items: center; gap: 8px; }
.hero-trust svg { width: 15px; height: 15px; stroke: var(--accent-2); flex-shrink: 0; }

/* Phone showcase */

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone {
  width: 260px;
  border-radius: 30px;
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(0,0,0,0.2);
  overflow: hidden;
  background: var(--bg);
}

.phone img { width: 100%; }

.phone-back {
  position: absolute;
  width: 220px;
  right: -18px;
  bottom: -30px;
  opacity: 0.55;
  filter: saturate(0.7) brightness(0.75);
  z-index: -1;
}

/* ---------- Sections shared ---------- */

section { padding: 88px 0; }

.section-head {
  max-width: 640px;
  margin: 0 0 48px;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  letter-spacing: -0.015em;
  margin: 14px 0 12px;
}

.section-head p {
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1.65;
  margin: 0;
}

.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Statement / why-it-matters section */

.statement {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ---------- Why it matters (mission/context section) ---------- */

.why-lead {
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--text);
  max-width: 900px;
  margin: 0 0 22px;
}

.why-lead strong { color: var(--accent); font-weight: 700; }

.why-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.why-fact-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(155, 109, 209, 0.14);
  margin-bottom: 16px;
}
.why-fact-icon svg { width: 20px; height: 20px; stroke: var(--accent); }

.why-fact p {
  color: var(--text-dim);
  font-size: 0.98rem;
  line-height: 1.65;
  margin: 0;
}

.why-fact p strong { color: var(--text); }

.compare-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.compare-col-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.compare-col-label svg { width: 16px; height: 16px; }

.compare-col-label.expected { color: var(--accent-2); }
.compare-col-label.expected svg { stroke: var(--accent-2); }
.compare-col-label.flag { color: var(--accent); }
.compare-col-label.flag svg { stroke: var(--accent); }

.compare-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  margin-bottom: 16px;
  border-left: 3px solid var(--accent-2);
}

.compare-card.flag { border-left-color: var(--accent); }

.compare-card .pair {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 8px;
}

.compare-card .pair span { color: var(--text-faint); font-weight: 400; }

.compare-card p {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.55;
  margin: 0;
}

.why-bridge {
  margin-top: 36px;
  font-size: 1rem;
  color: var(--text-dim);
  max-width: 760px;
}

.why-bridge a { color: var(--accent); font-weight: 700; }

/* ---------- Bento feature grid ---------- */

.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(155, 109, 209, 0.14);
  margin-bottom: 20px;
}
.card-icon svg { width: 20px; height: 20px; stroke: var(--accent); }

.card h3 {
  font-size: 1.15rem;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

.card p {
  color: var(--text-dim);
  font-size: 0.94rem;
  line-height: 1.6;
  margin: 0;
}

.card.span-4 { grid-column: span 4; }
.card.span-3 { grid-column: span 3; }
.card.span-2 { grid-column: span 2; }

.card.with-shot {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-bottom: 0;
}

.card.with-shot .card-body { padding: 0 32px 0 0; }
.card.with-shot .shot-wrap {
  margin-top: auto;
  display: flex;
  justify-content: center;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding-top: 28px;
}

.card.with-shot .shot-wrap img {
  width: 210px;
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -10px 40px -12px rgba(0,0,0,0.5);
}

.card.trust {
  background: transparent;
  border: 1px dashed var(--border);
}

/* ---------- How it works ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}

.step {
  position: relative;
  padding-top: 8px;
}

.step .num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  display: block;
}

.step h3 {
  font-size: 1.2rem;
  margin: 0 0 10px;
}

.step p {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.65;
  margin: 0;
}

.step::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0.5;
}

/* ---------- Differentiation ---------- */

.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.diff-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.diff-row:first-child { border-top: 1px solid var(--border); }

.diff-row .label {
  color: var(--text-faint);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  grid-column: 1 / -1;
  margin-bottom: 4px;
}

.diff-col {
  font-size: 0.98rem;
  line-height: 1.55;
}

.diff-col.us { color: var(--text); }
.diff-col.them { color: var(--text-faint); }

.diff-col.us::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  margin-right: 10px;
}

/* ---------- Sneak peek / roadmap ---------- */

.roadmap {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.roadmap-card {
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 26px;
  background: rgba(155, 109, 209, 0.03);
}

.roadmap-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  background: rgba(107, 143, 113, 0.14);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 16px;
}

.roadmap-card h3 {
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.roadmap-card p {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

/* ---------- Final CTA ---------- */

.cta {
  text-align: center;
  padding: 96px 0;
}

.cta h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  margin: 16px 0 16px;
}

.cta p {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 50ch;
  margin: 0 auto 34px;
}

/* ---------- Footer ---------- */

.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--text-faint);
}

.footer-links { display: flex; gap: 24px; }
.footer-links a { color: var(--text-faint); }
.footer-links a:hover { color: var(--text-dim); }

/* ---------- Legal / policy page ---------- */

.legal {
  padding: 56px 0 100px;
}

.legal .wrap { max-width: 720px; }

.legal-back {
  display: inline-block;
  font-size: 0.86rem;
  color: var(--text-dim);
  margin-bottom: 28px;
}

.legal h1 {
  font-size: 1.9rem;
  letter-spacing: -0.015em;
  margin: 0 0 6px;
}

.legal-meta {
  color: var(--text-faint);
  font-size: 0.85rem;
  line-height: 1.7;
  margin-bottom: 28px;
}

.legal .tldr {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 32px;
  font-size: 0.96rem;
  line-height: 1.65;
}
.legal .tldr strong { color: var(--accent); }

.legal h2 {
  font-size: 1.05rem;
  color: var(--text);
  margin: 40px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.legal p, .legal li {
  color: var(--text-dim);
  line-height: 1.7;
  font-size: 0.95rem;
}

.legal ul { padding-left: 20px; margin: 10px 0; }
.legal li { margin-bottom: 6px; }

.legal code {
  background: var(--panel);
  padding: 2px 6px;
  border-radius: 5px;
  font-size: 0.88em;
}

/* ---------- Reveal-on-scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-bottom: 24px; }
  .phone { width: 220px; }
  .phone-back { display: none; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card.span-4, .card.span-3, .card.span-2 { grid-column: span 2; }
  .steps { grid-template-columns: 1fr; gap: 40px; }
  .roadmap-grid { grid-template-columns: 1fr; }
  .diff-row { grid-template-columns: 1fr; gap: 10px; }
  .compare-grid { grid-template-columns: 1fr; }
  .why-facts { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .section-tracker { display: flex; }
  .hero { padding: 56px 0 40px; }
  section { padding: 64px 0; }
  .bento { grid-template-columns: 1fr; }
  .card.span-4, .card.span-3, .card.span-2 { grid-column: span 1; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}