/* BoothLab — booth-lab.com | brand: deep purple + gold (matches App Store screenshots) */
:root {
  --bg: #1f0b2e;
  --bg-2: #3a1650;
  --bg-3: #56216e;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --gold: #f7b733;
  --gold-2: #fda85d;
  --text: #f7f1fc;
  --muted: #cbb9dd;
  --radius: 18px;
  --maxw: 1100px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(160deg, var(--bg) 0%, var(--bg-2) 55%, var(--bg-3) 100%) fixed;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(31, 11, 46, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}
.site-header .wrap { display: flex; align-items: center; gap: 22px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.05rem; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.site-nav { display: flex; gap: 20px; margin-left: auto; align-items: center; }
.site-nav a { color: var(--muted); font-size: 0.95rem; font-weight: 500; }
.site-nav a:hover { color: var(--text); text-decoration: none; }
.btn {
  display: inline-block; font-weight: 700; border-radius: 999px;
  padding: 12px 26px; transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-gold {
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-2) 100%);
  color: #2b1040; box-shadow: 0 6px 22px rgba(247, 183, 51, 0.35);
}
.btn-gold:hover { transform: translateY(-2px); text-decoration: none; box-shadow: 0 10px 28px rgba(247, 183, 51, 0.45); }
.btn-ghost { border: 1.5px solid var(--card-border); color: var(--text); }
.btn-ghost:hover { border-color: var(--gold); text-decoration: none; }
.site-nav .btn { padding: 9px 20px; font-size: 0.9rem; }

/* Hero */
.hero { padding: 72px 0 40px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(2.1rem, 4.5vw, 3.3rem); line-height: 1.12; letter-spacing: -0.02em; margin-bottom: 18px; }
.grad {
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .lede { font-size: 1.15rem; color: var(--muted); margin-bottom: 26px; max-width: 34em; }
.hero-cta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 20px; }
.hero-cta img.badge { height: 54px; width: auto; }
.rating { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 0.95rem; }
.stars { color: var(--gold); letter-spacing: 2px; font-size: 1.05rem; }
.hero-shot { position: relative; text-align: center; }
.hero-shot img {
  width: min(320px, 78%); margin: 0 auto; border-radius: 28px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}
.trust-row { display: flex; gap: 26px; flex-wrap: wrap; color: var(--muted); font-size: 0.9rem; }
.trust-row strong { color: var(--text); display: block; font-size: 1.25rem; }

/* Sections */
section { padding: 70px 0; }
.section-head { text-align: center; max-width: 46em; margin: 0 auto 44px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -0.01em; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.kicker { text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.78rem; font-weight: 700; color: var(--gold); display: block; margin-bottom: 10px; }

/* Feature grid */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 24px;
}
.feature .emoji { font-size: 1.6rem; }
.feature h3 { font-size: 1.05rem; margin: 10px 0 6px; }
.feature p { color: var(--muted); font-size: 0.93rem; }

/* Screenshots */
.shots {
  display: flex; gap: 20px; overflow-x: auto; padding: 10px 4px 26px;
  scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
}
.shots figure { flex: 0 0 auto; scroll-snap-align: center; width: 230px; }
.shots img { border-radius: 22px; box-shadow: 0 16px 44px rgba(0, 0, 0, 0.45); }
.shots figcaption { text-align: center; color: var(--muted); font-size: 0.85rem; margin-top: 12px; }

/* How it works */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
.step {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 26px 22px; position: relative;
}
.step::before {
  counter-increment: step; content: counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(90deg, var(--gold), var(--gold-2));
  color: #2b1040; font-weight: 800; margin-bottom: 14px;
}
.step h3 { font-size: 1.02rem; margin-bottom: 6px; }
.step p { color: var(--muted); font-size: 0.92rem; }

/* Guides */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.guide-card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: var(--radius); padding: 22px; color: var(--text);
  display: block; transition: transform 0.15s ease, border-color 0.15s ease;
}
.guide-card:hover { transform: translateY(-3px); border-color: var(--gold); text-decoration: none; }
.guide-card .tag { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gold); font-weight: 700; }
.guide-card h3 { font-size: 1.02rem; margin: 8px 0 6px; }
.guide-card p { color: var(--muted); font-size: 0.9rem; }
.guide-card .more { display: inline-block; margin-top: 10px; font-size: 0.88rem; font-weight: 600; color: var(--gold); }

/* FAQ */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-list details {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 14px; margin-bottom: 12px; padding: 4px 20px;
}
.faq-list summary {
  cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--gold); font-size: 1.3rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { color: var(--muted); padding: 0 0 16px; font-size: 0.96rem; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, rgba(247, 183, 51, 0.14), rgba(253, 168, 93, 0.06));
  border: 1px solid rgba(247, 183, 51, 0.35);
  border-radius: 24px; padding: 54px 30px; text-align: center;
}
.cta-band h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 10px; }
.cta-band p { color: var(--muted); margin-bottom: 26px; }
.cta-band .hero-cta { justify-content: center; }

/* Footer */
.site-footer { border-top: 1px solid var(--card-border); padding: 44px 0 60px; margin-top: 30px; }
.site-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 30px; }
.site-footer h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 12px; }
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: var(--text); font-size: 0.93rem; font-weight: 400; }
.site-footer .fine { color: var(--muted); font-size: 0.85rem; }

/* Guide article pages */
.article { max-width: 760px; margin: 0 auto; padding: 60px 20px; }
.article h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 18px; }
.article .lede { font-size: 1.12rem; color: var(--muted); margin-bottom: 30px; }
.article h2 { font-size: 1.45rem; margin: 40px 0 14px; }
.article h3 { font-size: 1.12rem; margin: 26px 0 10px; }
.article p, .article li { color: #e6dcf0; font-size: 1rem; }
.article p { margin-bottom: 16px; }
.article ul, .article ol { padding-left: 24px; margin-bottom: 18px; }
.article li { margin-bottom: 8px; }
.article .answer-box {
  background: var(--card); border-left: 4px solid var(--gold);
  border-radius: 0 14px 14px 0; padding: 18px 20px; margin-bottom: 28px;
}
.article .cta-inline {
  background: linear-gradient(120deg, rgba(247, 183, 51, 0.14), rgba(253, 168, 93, 0.05));
  border: 1px solid rgba(247, 183, 51, 0.35);
  border-radius: 18px; padding: 28px; text-align: center; margin: 40px 0;
}
.article .cta-inline img.icon { width: 72px; border-radius: 16px; margin: 0 auto 14px; }
.article .cta-inline h3 { margin-top: 0; }
.article .cta-inline p { color: var(--muted); }
.article img.inline-shot { border-radius: 18px; margin: 24px auto; width: min(300px, 90%); box-shadow: 0 16px 44px rgba(0,0,0,0.45); }
.article .table-wrap { overflow-x: auto; margin: 18px 0 26px; border: 1px solid var(--card-border); border-radius: 14px; }
.article table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.article thead { background: rgba(247, 183, 51, 0.12); }
.article th { text-align: left; color: var(--gold); font-weight: 700; }
.article th, .article td { padding: 10px 16px; border-bottom: 1px solid var(--card-border); }
.article tbody tr:last-child td { border-bottom: none; }
.article tbody tr:hover { background: rgba(255, 255, 255, 0.04); }
.lang-switch { display: flex; gap: 10px; margin-bottom: 26px; flex-wrap: wrap; }
.lang-switch a, .lang-switch span.current {
  border: 1.5px solid var(--card-border); border-radius: 999px;
  padding: 5px 16px; font-size: 0.88rem; font-weight: 600; color: var(--muted);
}
.lang-switch span.current { border-color: var(--gold); color: var(--gold); }
.lang-switch a:hover { color: var(--text); text-decoration: none; border-color: var(--muted); }
.related { border-top: 1px solid var(--card-border); margin-top: 46px; padding-top: 26px; }
.related h2 { margin-top: 0; }
.breadcrumbs { font-size: 0.88rem; color: var(--muted); margin-bottom: 22px; }
.breadcrumbs a { color: var(--muted); }

/* Responsive */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; text-align: center; }
  .hero .lede { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .trust-row { justify-content: center; }
  .features, .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .site-footer .cols { grid-template-columns: 1fr 1fr; }
  .site-nav a:not(.btn) { display: none; }
}
@media (max-width: 560px) {
  .features, .guide-grid, .steps { grid-template-columns: 1fr; }
  section { padding: 50px 0; }
}