:root{
  --bg:#14161c; --surface:#1b1e26; --card:#1d2028; --line:#2a2e38;
  --text:#eceef3; --muted:#9aa1b0; --accent:#7fd1c0; --accent-ink:#10231f;
  --tint:#182523; --tint-line:#3a6f66;
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Plus Jakarta Sans',-apple-system,'Segoe UI',sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
img,svg,iframe{max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}
.skip:focus{left:16px;top:16px;background:var(--accent);color:var(--accent-ink);padding:10px 14px;border-radius:10px;z-index:100}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(20,22,28,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.brand{display:flex;align-items:center;gap:12px}
.brand svg{width:40px;height:40px;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-weight:600;font-size:26px;letter-spacing:-.3px}
.brand-sub{font-size:10px;font-weight:600;letter-spacing:4.5px;color:var(--accent);margin-top:4px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{padding:10px 14px;border-radius:12px;font-size:15px;font-weight:600;color:var(--muted)}
.nav-links a:hover{color:var(--text);background:var(--surface)}
.nav-links a[aria-current="page"]{color:var(--text)}
.menu-btn{display:none;background:var(--surface);border:1px solid var(--line);color:var(--text);width:44px;height:44px;border-radius:12px;cursor:pointer;align-items:center;justify-content:center}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:14px;font-weight:700;font-size:16px;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{background:#222631}
.btn svg{width:20px;height:20px}

/* type */
.eyebrow{font-size:13px;font-weight:700;letter-spacing:3px;color:var(--accent);text-transform:uppercase}
h1{font-size:clamp(40px,6.4vw,78px);line-height:1.03;letter-spacing:-.035em;font-weight:800;margin:14px 0 0}
h2{font-size:clamp(30px,4vw,48px);line-height:1.08;letter-spacing:-.03em;font-weight:800;margin:10px 0 0}
h3{font-size:20px;letter-spacing:-.01em;margin:0}
.lead{font-size:clamp(18px,2vw,22px);color:var(--muted);max-width:640px;margin:20px 0 0}
.muted{color:var(--muted)}

/* sections */
section{padding:84px 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-head p{color:var(--muted);font-size:19px;margin:16px 0 0}
.band{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* hero */
.hero{padding:72px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{padding:8px 16px;border:1px solid var(--line);border-radius:999px;font-size:16px;font-weight:500;background:var(--surface)}
.hero-chips{margin-top:30px}

/* phones */
.phone{position:relative;width:calc(390px * var(--s) + 16px);height:calc(844px * var(--s) + 16px);border-radius:calc(44px * var(--s) + 6px);border:8px solid #2b2f3a;background:#0d0e12;overflow:hidden;flex-shrink:0}
.phone iframe{max-width:none;position:absolute;left:0;top:0;width:390px;height:844px;border:0;transform:scale(var(--s));transform-origin:0 0;pointer-events:none;background:#fff}
.phones{display:flex;gap:22px;justify-content:center;align-items:flex-start}
.phones .phone:nth-child(2){margin-top:44px}
.phones .phone:nth-child(4){margin-top:44px}
.hero-phones{--s:.6}
.hero-phones .phone{--s:.6}
.sample-tag{font-size:13px;letter-spacing:2px;color:var(--muted);text-align:center;margin-top:18px}

/* cards */
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.card p{color:var(--muted);margin:10px 0 0}
.card .icon{width:46px;height:46px;border-radius:14px;background:var(--tint);border:1px solid var(--tint-line);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card .icon svg{width:24px;height:24px;stroke:var(--accent);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card ul{margin:16px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px;font-size:15px}
.card li{display:flex;gap:10px;align-items:flex-start;color:#cfd3dd}
.card li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:8px;flex-shrink:0}
.num{font-size:14px;font-weight:800;color:var(--accent);letter-spacing:2px}

/* idea band */
.idea{background:var(--tint);border:1px solid var(--tint-line);border-radius:28px;padding:48px;display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.idea h2{color:var(--accent)}
.idea p{color:#d3d8e2;font-size:19px;margin:16px 0 0}
.idea-list{display:flex;flex-direction:column;gap:10px}
.idea-list div{background:#14201e;border:1px solid var(--tint-line);border-radius:16px;padding:14px 18px;font-weight:600}

/* cta */
.cta{background:var(--card);border:1px solid var(--line);border-radius:28px;padding:44px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta h2{margin:0}

/* sample rows */
.sample-row{display:grid;align-items:center;padding:56px 0;border-top:1px solid var(--line)}
.sample-row:first-of-type{border-top:0}
.sample-row.flip{grid-template-columns:1fr auto}
.sample-row.flip .phone{order:2}

.sample-copy{max-width:520px}
.sample-copy p{color:var(--muted);font-size:18px}

/* form */
form{display:flex;flex-direction:column;gap:16px}
label{font-size:14px;font-weight:700;color:#cfd3dd;display:block;margin-bottom:6px}
input,textarea,select{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:14px 16px;color:var(--text);font:inherit;font-size:16px}
textarea{min-height:150px;resize:vertical}
input:focus,textarea:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px}
.form-note{font-size:14px;color:var(--muted)}

/* steps */
.steps{display:flex;flex-direction:column;gap:0;counter-reset:s}
.step{display:grid;grid-template-columns:72px 1fr;gap:20px;padding:30px 0;border-top:1px solid var(--line)}
.step:first-child{border-top:0}
.step .n{width:56px;height:56px;border-radius:16px;background:var(--tint);border:1px solid var(--tint-line);color:var(--accent);font-weight:800;font-size:20px;display:flex;align-items:center;justify-content:center}
.step p{color:var(--muted);margin:8px 0 0;font-size:18px;max-width:640px}

/* faq */
details{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px 24px}
details+details{margin-top:12px}
summary{cursor:pointer;font-weight:700;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--accent);font-size:24px;line-height:1}
details[open] summary::after{content:"-"}
details p{color:var(--muted);margin:14px 0 0}

/* contact */
.contact-line{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;border-top:1px solid var(--line);flex-wrap:wrap}
.contact-line:first-of-type{border-top:0}
.contact-line span:first-child{color:var(--muted);font-weight:600}
.contact-line span:last-child,.contact-line a{font-weight:700;font-size:18px}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:56px 0 36px;background:var(--surface)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot-grid h4{margin:0 0 14px;font-size:13px;letter-spacing:3px;color:var(--muted);text-transform:uppercase}
.foot-grid a{display:block;padding:5px 0;color:#cfd3dd}
.foot-grid a:hover{color:var(--accent)}
.foot-note{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* reveal */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* responsive */
@media (max-width:980px){
  .hero-grid,.idea,.sample-row,.sample-row.flip{grid-template-columns:1fr}
  .sample-row.flip .phone{order:0}
  .sample-row{justify-items:center;text-align:left;gap:32px}
  .g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero-phones{justify-self:center}
}
@media (max-width:720px){
  section{padding:60px 0}
  .menu-btn{display:flex}
  .nav-links{display:none;position:absolute;left:0;right:0;top:76px;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:12px 24px 20px}
  .nav-links.open{display:flex}
  .nav-links a{font-size:17px}
  .nav-cta{display:none}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .idea{padding:30px 24px}
  .cta{padding:30px 24px}
  .step{grid-template-columns:56px 1fr;gap:16px}
  .foot-grid{grid-template-columns:1fr}
  .phones{gap:12px}
  .hero-phones .phone{--s:.36}
  .phones .phone:nth-child(n+3){display:none}
  .phones .phone:nth-child(2){margin-top:28px}
}

/* example rows with browser frame */
.browser-wrap{position:relative;padding-bottom:34px}
.browser{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#0d0e12;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.browser .bar{display:flex;gap:7px;padding:12px 14px;background:#1b1e26;border-bottom:1px solid var(--line)}
.browser .bar i{width:10px;height:10px;border-radius:50%;background:#3a3f4c;display:block}
.browser img{display:block;width:100%;height:auto}
.browser-wrap .phone{position:absolute;right:-14px;bottom:0;--s:.4}
.sample-row,.sample-row.flip{grid-template-columns:1.25fr 1fr;gap:64px}
.sample-row.flip{grid-template-columns:1fr 1.25fr}
.sample-row.flip .browser-wrap{order:2}
.sample-row .phone{--s:.4}
@media (max-width:980px){
 .sample-row,.sample-row.flip{grid-template-columns:1fr;gap:28px}
 .sample-row.flip .browser-wrap{order:0}
 .browser-wrap .phone{right:6px;--s:.3}
}
@media (max-width:980px){.browser-wrap .phone{display:none}.browser-wrap{padding-bottom:0}}

.band-phones{--s:.5}
.wa-float{display:none}
@media (max-width:720px){
  .band-phones{--s:.38}
  .hero{padding:40px 0 20px}
  .hero-cta .btn{width:100%;justify-content:center}
  h1{font-size:clamp(36px,11vw,52px)}
  .wa-float{display:flex;align-items:center;justify-content:center;gap:10px;position:fixed;left:14px;right:14px;bottom:14px;z-index:60;background:var(--accent);color:var(--accent-ink);font-weight:800;font-size:17px;padding:15px 20px;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.45)}
  .wa-float svg{width:22px;height:22px}
  body{padding-bottom:84px}
  .hero-grid>*{min-width:0}
}
@media (max-width:720px){
  .hero-chips{display:none}
  .hero-phones{--s:.38;gap:12px}
  .hero-phones .phone{--s:.38}
  .hero .phones .phone:nth-child(2){margin-top:30px}
  .band-phones{--s:.66;justify-content:flex-start;overflow-x:auto;scroll-snap-type:x mandatory;gap:16px;padding:6px 24px 26px;margin:0 -24px;-webkit-overflow-scrolling:touch}
  .band-phones .phone{scroll-snap-align:center;display:block!important;margin-top:0!important}
  .band-phones::-webkit-scrollbar{display:none}
  .browser-wrap .phone{display:block!important;position:relative;right:auto;bottom:auto;margin:-70px auto 0;--s:.62}
  .browser-wrap{padding-bottom:0}
  .sample-row{padding:40px 0}
}