/* Frustration landing site — dark ember palette derived from the app theme
   (bg #08070A, ember #FF4438) — deliberately distinct from Cooldown's sage/cream. */
:root {
  --bg: #0b0a0d;
  --bg-lift: #121114;
  --surface: #1a181c;
  --surface-2: #221f25;
  --hairline: #2c2930;
  --ink: #f2f0ee;
  --muted: #b8b2bb;
  --ghost: #8b858f;
  --ember: #ff4438;
  --ember-light: #ff6f58;
  --ember-deep: #c9281d;
  --ember-tint: #2a1512;
  --calm: #5bc58c;
  --focus: #ff9d84;
  --max: 68rem;
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--ember-light); }
a:hover { color: var(--focus); }
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ember-deep);
  color: #fff;
  padding: .6rem 1rem;
  z-index: 100;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
  z-index: 50;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.6rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  font-size: 1.05rem;
}
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.soon-tag {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ember-light);
  border: 1px solid var(--ember-deep);
  border-radius: 999px;
  padding: .12rem .55rem;
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: .4rem .7rem;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
}
.site-nav ul {
  display: flex;
  gap: 1.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
  font-size: .95rem;
}
.site-nav a:hover { color: var(--ember-light); }
@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-lift); border-bottom: 1px solid var(--hairline); padding: .5rem 1.25rem 1rem; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; gap: .8rem; }
}

/* Hero */
.hero { padding: 4rem 0 3.5rem; }
.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 3rem;
  align-items: center;
}
@media (max-width: 820px) {
  .hero { padding: 2.5rem 0; }
  .hero .wrap { grid-template-columns: 1fr; gap: 2rem; }
}
.kicker {
  display: inline-block;
  background: var(--ember-tint);
  color: var(--ember-light);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 999px;
  margin: 0 0 1rem;
}
h1 {
  font-size: clamp(1.9rem, 4.5vw, 2.9rem);
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -.02em;
}
.lede { font-size: 1.15rem; color: var(--muted); max-width: 34em; margin: 0 0 1.4rem; }
.launch-line {
  display: flex;
  align-items: center;
  gap: .55rem;
  color: var(--muted);
  font-size: .95rem;
  margin: 0 0 1.4rem;
}
.launch-line .dot {
  width: .55rem; height: .55rem;
  border-radius: 50%;
  background: var(--ember);
  flex: none;
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}
.badge-row { display: flex; flex-direction: column; gap: .5rem; align-items: flex-start; }
.play-badge { display: inline-block; line-height: 0; border-radius: 10px; }
.badge-note { font-size: .83rem; color: var(--ghost); margin: 0; max-width: 30em; }

/* Hero visual: capture-screen mockup */
.hero-visual { display: flex; justify-content: center; }
.hero-visual svg { width: min(300px, 78vw); height: auto; }

/* Sections */
section { padding: 3.5rem 0; }
section:nth-of-type(even) { background: var(--bg-lift); }
h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.2;
  margin: 0 0 .75rem;
  letter-spacing: -.015em;
}
.section-intro { color: var(--muted); max-width: 44em; margin: 0 0 2rem; }

/* Feature ledger */
.ledger { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.ledger li {
  display: flex;
  gap: 1.1rem;
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}
.ledger .num {
  font-weight: 700;
  color: var(--ember-light);
  font-variant-numeric: tabular-nums;
  flex: none;
}
.ledger h3 { margin: 0 0 .35rem; font-size: 1.08rem; }
.ledger p { margin: 0; color: var(--muted); font-size: .97rem; }

/* Vent / cooldown tool cards */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 1.25rem; }
.tool-card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.tool-card .time {
  font-size: .8rem;
  color: var(--ember-light);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.tool-card h3 { margin: .25rem 0 .4rem; font-size: 1.08rem; }
.tool-card p { margin: 0; color: var(--muted); font-size: .95rem; }
.free-note {
  display: inline-block;
  margin-top: 1.5rem;
  background: color-mix(in srgb, var(--calm) 12%, transparent);
  color: var(--calm);
  border: 1px solid color-mix(in srgb, var(--calm) 35%, transparent);
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  padding: .3rem .85rem;
}

/* Compare (Frustration vs Cooldown) */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 720px) { .compare { grid-template-columns: 1fr; } }
.compare .col {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.compare .col.this-app { border-top: 4px solid var(--ember); }
.compare .col.other-app { border-top: 4px solid #6b7b8a; }
.compare h3 { margin: 0 0 .8rem; font-size: 1.1rem; }
.compare ul { margin: 0; padding-left: 1.2rem; color: var(--muted); }
.compare li { margin: .45rem 0; }

/* Privacy proof list */
.proof { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: .9rem; }
.proof li {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: .85rem 1.1rem;
  color: var(--muted);
  font-size: .95rem;
}
.proof strong { color: var(--ink); }

/* Guide cards */
.guide-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.25rem; }
.guide-card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.4rem;
  text-decoration: none;
  display: block;
}
.guide-card:hover { border-color: var(--ember-deep); }
.guide-card h3 { margin: 0 0 .4rem; font-size: 1.05rem; color: var(--ink); }
.guide-card p { margin: 0; color: var(--muted); font-size: .93rem; }
.guide-card .read { display: inline-block; margin-top: .8rem; font-weight: 600; color: var(--ember-light); font-size: .9rem; }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--hairline); }
.faq-item:first-of-type { border-top: 1px solid var(--hairline); }
.faq-q {
  width: 100%;
  background: none;
  border: none;
  font: inherit;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  padding: 1.1rem .25rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-q::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--ember-light);
  flex: none;
  line-height: 1;
  transition: transform .2s;
}
.faq-q[aria-expanded="true"]::after { transform: rotate(45deg); }
.faq-a { padding: 0 .25rem 1.2rem; color: var(--muted); max-width: 46em; }
.faq-a[hidden] { display: none; }
.faq-a p { margin: 0 0 .6rem; }
.faq-a p:last-child { margin-bottom: 0; }

/* Final CTA */
.final-cta { text-align: center; }
.final-cta h2 { margin-bottom: .5rem; }
.final-cta p { color: var(--muted); max-width: 38em; margin: 0 auto 1.6rem; }
.final-cta .badge-row { align-items: center; }

/* Footer */
.site-footer {
  background: var(--bg-lift);
  border-top: 1px solid var(--hairline);
  padding: 2.5rem 0 2rem;
  font-size: .93rem;
  color: var(--muted);
}
.footer-cols { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 2rem; margin-bottom: 1.8rem; }
@media (max-width: 720px) { .footer-cols { grid-template-columns: 1fr; } }
.site-footer h3 { font-size: .95rem; margin: 0 0 .6rem; color: var(--ink); }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: .35rem 0; }
.disclaimer {
  border-top: 1px solid var(--hairline);
  padding-top: 1.2rem;
  font-size: .85rem;
  max-width: 60em;
  color: var(--ghost);
}

/* Guide pages */
.breadcrumb { font-size: .88rem; color: var(--muted); padding: 1.2rem 0 0; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; padding: 0; }
.breadcrumb li + li::before { content: "›"; margin-right: .4rem; color: var(--ghost); }
.article { padding: 1.5rem 0 3.5rem; }
.article .wrap { max-width: 46rem; }
.article h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); }
.article .meta { color: var(--ghost); font-size: .9rem; margin-bottom: 2rem; }
.article h2 { font-size: 1.45rem; margin-top: 2.4rem; }
.article h3 { font-size: 1.15rem; margin-top: 1.8rem; margin-bottom: .5rem; }
.article ul, .article ol { padding-left: 1.4rem; }
.article li { margin: .4rem 0; }
.article blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--ember);
  background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--muted);
}
.app-note {
  background: var(--ember-tint);
  border: 1px solid var(--ember-deep);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  margin: 2.5rem 0;
}
.app-note h2, .app-note h3 { margin-top: 0; }
.guide-links { margin-top: 2.5rem; border-top: 1px solid var(--hairline); padding-top: 1.5rem; }
.guide-links h2 { font-size: 1.15rem; }
.guide-links ul { padding-left: 1.2rem; }