:root{
  --bg:#ffffff;
  --surface:#f7f7f8;
  --ink:#0b0b0f;
  --text:#3f3f46;
  --muted:#71717a;
  --line:#e4e4e7;
  --violet:#7c3aed;
  --violet-ink:#6d28d9;
  --violet-soft:#f3effe;
  --radius:16px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:400 1rem/1.6 'Inter Tight',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{color:var(--ink);margin:0;letter-spacing:-.035em;line-height:1.05;font-weight:700}
p{margin:0}

.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* ── Buttons ─────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--ink);color:#fff;font-weight:600;border-radius:10px;
  transition:background .2s;white-space:nowrap;
}
.btn:hover{background:var(--violet-ink)}
.btn-sm{padding:9px 16px;font-size:.9rem}
.btn-lg{padding:14px 24px;font-size:1rem}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.btn-ghost:hover{background:var(--surface)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--violet-soft)}
.btn-block{width:100%}

/* ── Nav ─────────────────────────────────────────────── */
#nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;transition:border-color .2s;
}
#nav.scrolled{border-bottom-color:var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--violet);display:grid;place-items:center}
.brand-word{font-weight:700;font-size:1.1rem;color:var(--ink);letter-spacing:-.03em}
.nav-links{display:flex;gap:28px;font-size:.92rem;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
.nav-right{display:flex;align-items:center;gap:10px}
.lang{
  background:none;border:1px solid var(--line);border-radius:8px;padding:7px 10px;
  font:600 .78rem 'Inter Tight',sans-serif;color:var(--muted);cursor:pointer;
}
.lang:hover{color:var(--ink)}

/* ── Hero ────────────────────────────────────────────── */
.hero{padding:72px 0 0}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center}
.badge{
  display:inline-block;padding:6px 12px;border-radius:999px;
  background:var(--violet-soft);color:var(--violet-ink);font-size:.85rem;font-weight:500;
}
.badge b{font-weight:700}
.hero h1{font-size:clamp(2.6rem,6.2vw,4.6rem);margin:20px 0 22px;letter-spacing:-.045em}
.accent{color:var(--violet)}
.lead{font-size:1.15rem;line-height:1.6;max-width:34rem;color:var(--text)}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.fineprint{margin-top:14px;font-size:.88rem;color:var(--muted)}

.hero-visual{display:flex;justify-content:center}
.device{
  position:relative;width:min(300px,100%);aspect-ratio:9/18;
  border-radius:40px;padding:10px;background:var(--ink);
  box-shadow:0 30px 60px -30px rgba(11,11,15,.45);
}
.device img{width:100%;height:100%;object-fit:cover;border-radius:30px}
.device-chip{
  position:absolute;left:50%;bottom:28px;transform:translateX(-50%);
  display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.95);font-size:.82rem;color:var(--muted);white-space:nowrap;
}
.device-chip b{color:var(--ink);font-size:1rem}
.device-chip .rec{width:8px;height:8px;border-radius:50%;background:#ef4444}

.facts{
  list-style:none;margin:72px 0 0;padding:28px 0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.facts li{display:flex;flex-direction:column;gap:2px}
.facts b{font-size:1.5rem;color:var(--ink);letter-spacing:-.03em}
.facts span{font-size:.92rem;color:var(--muted)}

/* ── Sections ────────────────────────────────────────── */
.section{padding:104px 0}
.section-alt{background:var(--surface)}
.section-head{max-width:40rem;margin-bottom:48px}
.kicker{display:block;font-size:.88rem;font-weight:600;color:var(--violet);margin-bottom:12px}
.section h2{font-size:clamp(2rem,4.2vw,3rem)}

/* Steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{padding:28px;border:1px solid var(--line);border-radius:var(--radius)}
.step-n{
  display:grid;place-items:center;width:32px;height:32px;border-radius:8px;
  background:var(--violet-soft);color:var(--violet-ink);font-weight:700;margin-bottom:20px;
}
.step h3,.card h3{font-size:1.2rem;letter-spacing:-.02em;margin-bottom:8px}
.step p,.card p{color:var(--muted);font-size:.98rem}

/* Bento */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.card-ai{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.card-ai h3{font-size:1.6rem;letter-spacing:-.03em}

.scores{display:flex;flex-direction:column;gap:12px}
.score{display:grid;grid-template-columns:96px 1fr 32px;align-items:center;gap:12px;font-size:.9rem}
.score span{color:var(--muted)}
.score b{color:var(--ink);text-align:right}
.score i{height:8px;border-radius:4px;background:var(--surface);position:relative;overflow:hidden}
.score i::after{
  content:"";position:absolute;inset:0 auto 0 0;width:0;background:var(--violet);border-radius:4px;
  transition:width 1s cubic-bezier(.2,.8,.2,1);
}
.scores.in-view .score i::after{width:var(--w)}
.no-js .score i::after{width:var(--w)}

/* Free */
.free-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.free-grid .lead{margin-top:16px}
.price-card{border:1px solid var(--line);border-radius:20px;padding:32px}
.price b{font-size:3.5rem;color:var(--ink);letter-spacing:-.05em;line-height:1}
.checks{list-style:none;margin:24px 0 28px;padding:0;display:flex;flex-direction:column;gap:12px}
.checks li{position:relative;padding-left:30px;color:var(--text)}
.checks li::before{
  content:"✓";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:50%;
  background:var(--violet-soft);color:var(--violet-ink);font-size:.72rem;font-weight:700;
  display:grid;place-items:center;
}

/* FAQ */
.faq-wrap{max-width:760px}
.faq-list{border-top:1px solid var(--line)}
.faq-list details{border-bottom:1px solid var(--line);padding:20px 0}
.faq-list summary{
  cursor:pointer;list-style:none;font-weight:600;color:var(--ink);font-size:1.05rem;
  display:flex;justify-content:space-between;gap:16px;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";color:var(--muted);font-weight:400;font-size:1.3rem;line-height:1}
.faq-list details[open] summary::after{content:"−"}
.faq-list p{margin-top:10px;color:var(--muted)}
.more-link{display:inline-block;margin-top:28px;font-weight:600;color:var(--violet)}
.more-link:hover{color:var(--violet-ink)}

/* Final CTA */
.final{background:var(--ink);text-align:center}
.final-in{display:flex;flex-direction:column;align-items:center;gap:16px}
.final h2{color:#fff}
.final p{color:#a1a1aa;font-size:1.1rem;margin-bottom:12px}

/* Footer */
footer{padding:32px 0;border-top:1px solid var(--line)}
.foot{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-links{display:flex;gap:24px;font-size:.92rem;color:var(--muted)}
.foot-links a:hover{color:var(--ink)}
.foot-copy{font-size:.85rem;color:var(--muted)}

/* ── Responsive ──────────────────────────────────────── */
@media (max-width:900px){
  .nav-links{display:none}
  .hero{padding-top:48px}
  .hero-grid,.free-grid,.card-ai{grid-template-columns:1fr;gap:40px}
  .hero-visual .device{width:min(260px,80%)}
  .steps,.bento{grid-template-columns:1fr}
  .section{padding:72px 0}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .facts{grid-template-columns:1fr;gap:16px;margin-top:48px}
  .ctas .btn{flex:1}
  .score{grid-template-columns:84px 1fr 28px}
  .foot{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .score i::after{transition:none}
}