/* ---------------------------------------------------------
   Tokens
--------------------------------------------------------- */
:root {
  --paper: #F6F5F1;
  --surface: #FFFFFF;
  --ink: #16171A;
  --muted: #6F726A;
  --accent: #2451B8;
  --accent-ink: #F6F5F1;
  --blocked: #C1443C;
  --border: #E3E1D9;

  --font-display: 'Fraunces', serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max-width: 1120px;
  --radius: 3px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
}

a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.12;
  margin: 0;
}

h2 {
  font-size: clamp(28px, 4vw, 38px);
  margin-bottom: 40px;
}

p { margin: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* ---------------------------------------------------------
   Buttons
--------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 24px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.btn:active { transform: translateY(1px); }

.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #1c3f99; }

.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--paper); }

.btn-ghost { background: transparent; color: var(--ink); border-bottom: 1px solid var(--muted); border-radius: 0; padding-left: 0; padding-right: 0; }
.btn-ghost:hover { border-color: var(--ink); }

.btn-small { padding: 9px 18px; font-size: 14px; }
.btn-large { padding: 16px 32px; font-size: 16px; }

/* ---------------------------------------------------------
   Header
--------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 245, 241, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.wordmark {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
}

.main-nav {
  display: flex;
  gap: 32px;
}
.main-nav a { font-size: 15px; color: var(--muted); }
.main-nav a:hover { color: var(--ink); }

/* ---------------------------------------------------------
   Hero
--------------------------------------------------------- */
.hero { padding: 76px 0 60px; }

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(36px, 5.2vw, 58px);
  letter-spacing: -0.01em;
}

.hero-sub {
  margin-top: 22px;
  max-width: 46ch;
  font-size: 18px;
  color: var(--muted);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 32px;
}

.hero-note {
  margin-top: 18px;
  font-size: 14px;
  color: var(--muted);
}

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

.chip-field {
  position: absolute;
  inset: -10px -10px auto -10px;
  height: 100%;
  pointer-events: none;
}

.chip {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--blocked);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: var(--radius);
  text-decoration: line-through;
  text-decoration-thickness: 1px;
  animation: drift 9s ease-in-out infinite;
}
.chip:nth-child(1) { top: 4%;  left: -4%;  animation-delay: 0s; }
.chip:nth-child(2) { top: 22%; right: -6%; animation-delay: 1.4s; }
.chip:nth-child(3) { top: 52%; left: -9%;  animation-delay: 2.8s; }
.chip:nth-child(4) { top: 68%; right: -3%; animation-delay: 4.2s; }
.chip:nth-child(5) { top: 88%; left: 4%;   animation-delay: 5.6s; }

@keyframes drift {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.phone-frame {
  width: 280px;
  background: var(--ink);
  border-radius: 34px;
  padding: 12px;
  box-shadow: 0 30px 60px -20px rgba(22, 23, 26, 0.35);
}

.phone-screen {
  background: var(--surface);
  border-radius: 24px;
  padding: 20px 20px 26px;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.mock-statusbar {
  width: 40%;
  height: 6px;
  background: var(--border);
  border-radius: 4px;
  align-self: center;
  margin-bottom: 22px;
}

.mock-app-title {
  font-family: var(--font-display);
  font-size: 19px;
  align-self: flex-start;
  margin-bottom: 34px;
}

.mock-toggle-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 30px;
}

.mock-toggle {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-ink);
}
.mock-shield { width: 42px; height: 42px; }

.mock-toggle-label {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.mock-credit {
  margin-top: 6px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12px;
  color: var(--muted);
}

.mock-stats-card {
  width: 100%;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 10px;
  display: flex;
  justify-content: space-between;
  margin-top: auto;
}

.mock-stat { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.mock-stat-num { font-family: var(--font-mono); font-size: 17px; font-weight: 500; }
.mock-stat-label { font-size: 10px; color: var(--muted); text-align: center; }

/* ---------------------------------------------------------
   Facts strip
--------------------------------------------------------- */
.facts-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 30px 0;
}

.facts-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.fact { display: flex; flex-direction: column; gap: 4px; }
.fact-head { font-family: var(--font-display); font-size: 18px; }
.fact-body { font-size: 14px; color: var(--muted); }

/* ---------------------------------------------------------
   Features
--------------------------------------------------------- */
.features { padding: 84px 0; }

.feature-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 32px;
  padding: 30px 0;
  border-top: 1px solid var(--border);
}
.feature-row:last-child { border-bottom: 1px solid var(--border); }

.feature-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  padding-top: 4px;
}

.feature-body h3 {
  font-size: 21px;
  margin-bottom: 10px;
}
.feature-body p {
  max-width: 62ch;
  color: var(--muted);
  font-size: 15.5px;
}

/* ---------------------------------------------------------
   Comparison
--------------------------------------------------------- */
.comparison { padding: 84px 0; background: var(--surface); }

.comparison-sub {
  max-width: 52ch;
  color: var(--muted);
  margin-bottom: 44px;
  font-size: 16px;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.compare-panel { display: flex; flex-direction: column; }

.compare-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
}

.compare-mock {
  aspect-ratio: 9 / 13;
  background: var(--ink);
  border-radius: 14px;
  padding: 14px;
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

.compare-mock--off { border-color: rgba(193, 68, 60, 0.4); }
.compare-mock--on { border-color: rgba(36, 81, 184, 0.5); }

.mock-video-bar {
  position: absolute;
  inset: 14px;
  background: linear-gradient(160deg, #2a2c31, #16171a);
  border-radius: 8px;
}

.mock-ad-banner {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 46px;
  background: var(--blocked);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 10px 12px;
  border-radius: 6px;
}
.mock-ad-banner--sm {
  bottom: 14px;
  background: #d97a3c;
}

.video-slot {
  margin-top: 32px;
}
.video-slot video { width: 100%; border-radius: 10px; }

/* ---------------------------------------------------------
   How it works
--------------------------------------------------------- */
.how-it-works { padding: 84px 0; }

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.steps li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  align-items: start;
}

.step-num {
  width: 36px;
  height: 36px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 14px;
}

.steps h3 { font-size: 18px; margin-bottom: 6px; }
.steps p { color: var(--muted); font-size: 15px; max-width: 58ch; }

/* ---------------------------------------------------------
   Pricing
--------------------------------------------------------- */
.pricing { padding: 84px 0; background: var(--surface); }

.pricing-sub { color: var(--muted); margin-bottom: 44px; font-size: 16px; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.price-col {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.price-col--featured {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.price-col--featured .price-detail { color: #B9BBB6; }
.price-col--featured .btn-primary { background: var(--accent); }

.price-col h3 { font-size: 18px; display: flex; align-items: center; gap: 10px; }

.best-value {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 2px 7px;
  border-radius: var(--radius);
}
.price-col--featured .best-value { color: var(--paper); border-color: var(--paper); }

.price-amount {
  font-family: var(--font-display);
  font-size: 34px;
}
.price-amount span { font-size: 15px; color: var(--muted); font-family: var(--font-body); }
.price-col--featured .price-amount span { color: #B9BBB6; }

.price-detail { font-size: 14px; color: var(--muted); flex-grow: 1; }

/* ---------------------------------------------------------
   Download CTA
--------------------------------------------------------- */
.download-cta { padding: 100px 0; }

.download-inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.download-inner h2 { margin-bottom: 0; }
.download-inner p { color: var(--muted); font-size: 16px; }
.download-note { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ---------------------------------------------------------
   Footer
--------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--border); padding: 26px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-credit { font-size: 14px; color: var(--muted); }

/* ---------------------------------------------------------
   Responsive
--------------------------------------------------------- */
@media (max-width: 860px) {
  .main-nav { display: none; }

  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-bottom: 20px; }
  .chip { display: none; }

  .facts-inner { grid-template-columns: 1fr; gap: 20px; }

  .feature-row { grid-template-columns: 1fr; gap: 10px; }

  .compare-grid { grid-template-columns: 1fr; }

  .pricing-grid { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}