/* TapAlong marketing site — values mirror the app's NeonPalette
   (TapAlong/App/DesignTokens.swift). No JS anywhere; CSP forbids inline
   styles, so every rule lives here. */

:root {
  --bg-deep: #0d0d17;
  --bg-lifted: #170f26;
  --card: #1a1a29;
  --card-elevated: #212136;
  --hairline: rgba(255, 255, 255, 0.12);
  --text: #f2f2f7;
  --text-secondary: #a6a6a6;
  --pink: #fa5c87;
  --cyan: #59c7fa;
  --green: #8ced8f;
  --amber: #fcc452;
  --radius-chip: 8px;
  --radius-card: 16px;
  --radius-big: 24px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  color-scheme: dark;
}

body {
  font-family: ui-rounded, -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-lifted) 100%) fixed var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

/* ---- Header / nav ---- */

.site-header {
  border-bottom: 1px solid var(--hairline);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.wordmark {
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.wordmark img {
  border-radius: var(--radius-chip);
}

.wordmark:hover {
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  padding: 8px 0;
}

.site-nav a:hover {
  color: var(--text);
}

@media (max-width: 480px) {
  .site-header .wrap {
    flex-wrap: wrap;
    padding-top: 12px;
    padding-bottom: 12px;
    justify-content: center;
  }

  .site-nav {
    gap: 16px;
  }
}

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

.hero {
  padding: 64px 0 48px;
  text-align: center;
}

.hero .app-icon {
  border-radius: 28px;
  border: 1px solid var(--hairline);
  box-shadow: 0 0 48px rgba(250, 92, 135, 0.25);
}

.hero h1 {
  font-size: clamp(2rem, 6vw, 3.25rem);
  font-weight: 900;
  line-height: 1.15;
  margin: 24px auto 12px;
  max-width: 20ch;
}

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

.tagline {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 44ch;
  margin: 0 auto;
}

.cta-row {
  margin: 32px 0 16px;
}

.cta {
  display: inline-block;
  background: var(--pink);
  color: var(--bg-deep);
  font-weight: 800;
  font-size: 1.05rem;
  padding: 14px 32px;
  border-radius: var(--radius-big);
  box-shadow: 0 0 32px rgba(250, 92, 135, 0.35);
}

.meta-strip {
  color: var(--text-secondary);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

.hero-shot {
  margin: 48px auto 0;
  width: 100%;
  max-width: 396px;
}

.hero-shot img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-big);
  border: 1px solid var(--hairline);
  box-shadow: 0 24px 80px rgba(115, 51, 191, 0.35);
}

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

section {
  padding: 48px 0;
}

section > .wrap > h2 {
  font-size: 1.75rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.section-lede {
  color: var(--text-secondary);
  max-width: 60ch;
  margin-bottom: 32px;
}

/* ---- Cards / grids ---- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 24px;
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.card.accent-pink h3 { color: var(--pink); }
.card.accent-cyan h3 { color: var(--cyan); }
.card.accent-green h3 { color: var(--green); }
.card.accent-amber h3 { color: var(--amber); }

/* ---- Steps (how it works) ---- */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  counter-reset: step;
}

.step {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 24px;
  counter-increment: step;
}

.step::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--card-elevated);
  border: 1px solid var(--hairline);
  color: var(--pink);
  font-weight: 900;
  margin-bottom: 12px;
}

.step h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.step p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ---- Difficulties ---- */

.diff .card { border-top: 3px solid var(--hairline); }
.diff .easy { border-top-color: var(--green); }
.diff .normal { border-top-color: var(--cyan); }
.diff .hard { border-top-color: var(--pink); }

/* ---- Pricing ---- */

.pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.price-card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 32px 24px;
}

.price-card.pro {
  background: var(--card-elevated);
  border-color: rgba(252, 196, 82, 0.45);
}

.price-card h3 {
  font-size: 1.2rem;
  font-weight: 900;
}

.price {
  font-size: 2.25rem;
  font-weight: 900;
  margin: 8px 0;
}

.price small {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.price-card.pro .price {
  color: var(--amber);
}

.price-card ul {
  list-style: none;
  margin-top: 16px;
}

.price-card li {
  color: var(--text-secondary);
  padding: 6px 0 6px 28px;
  position: relative;
  font-size: 0.95rem;
}

.price-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 13px;
  width: 14px;
  height: 8px;
  border-left: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: rotate(-45deg);
}

.fine-print {
  margin-top: 16px;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ---- FAQ ---- */

.faq h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin: 24px 0 6px;
}

.faq p {
  color: var(--text-secondary);
  max-width: 70ch;
}

/* ---- Legal / prose pages ---- */

.prose {
  padding: 48px 0 64px;
  max-width: 72ch;
}

.prose h1 {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 4px;
}

.prose .updated {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.prose h2 {
  font-size: 1.3rem;
  font-weight: 800;
  margin: 36px 0 10px;
}

.prose h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin: 24px 0 8px;
}

.prose p,
.prose li {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.prose ul,
.prose ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.prose li {
  margin-bottom: 6px;
}

.prose strong {
  color: var(--text);
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 0.92rem;
}

.prose th,
.prose td {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--hairline);
  color: var(--text-secondary);
  vertical-align: top;
}

.prose th {
  color: var(--text);
  background: var(--card);
}

.notice {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius-chip);
  padding: 16px;
  margin: 24px 0;
}

.contact-card {
  background: var(--card-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 24px;
  margin: 24px 0;
}

.contact-card a {
  font-size: 1.2rem;
  font-weight: 800;
}

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

.site-footer {
  border-top: 1px solid var(--hairline);
  margin-top: 48px;
  padding: 32px 0 48px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--text);
}

/* ---- Misc ---- */

.center {
  text-align: center;
}

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

.error-page h1 {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 12px;
}

.error-page p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

@media (prefers-reduced-motion: no-preference) {
  a,
  .cta {
    transition: color 0.15s ease, box-shadow 0.15s ease;
  }

  .cta:hover {
    box-shadow: 0 0 48px rgba(250, 92, 135, 0.5);
  }
}