:root{
    --bg:#fbfaf7; --surface:#ffffff; --ink:#14141a; --muted:#5d5d6b; --line:#e7e4dc;
    --brand:#2f5bff; --brand-ink:#ffffff; --accent:#ffcf3f; --soft:#eef2ff; --ok:#0f9d58;
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#0e0f14; --surface:#171922; --ink:#f2f2f5; --muted:#a3a5b3; --line:#2a2d3a;
      --brand:#6f8cff; --brand-ink:#0e0f14; --accent:#ffd75e; --soft:#1c2140; --ok:#3ccf7f;
    }
  }
  :root[data-theme="dark"]{
    --bg:#0e0f14; --surface:#171922; --ink:#f2f2f5; --muted:#a3a5b3; --line:#2a2d3a;
    --brand:#6f8cff; --brand-ink:#0e0f14; --accent:#ffd75e; --soft:#1c2140; --ok:#3ccf7f;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{margin:0;background:var(--bg);color:var(--ink);font-family:"Plus Jakarta Sans",system-ui,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
  a{color:inherit}
  .wrap{max-width:1080px;margin:0 auto;padding:0 16px}
  .btn{display:inline-flex;align-items:center;gap:8px;padding:14px 22px;border-radius:12px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font:inherit;font-weight:700}
  .btn-primary{background:var(--brand);color:var(--brand-ink)}
  .btn-primary:hover{filter:brightness(1.08)}
  .btn-ghost{border-color:var(--line);background:var(--surface)}
  .tag{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--brand);background:var(--soft);padding:6px 12px;border-radius:99px}
  h1,h2,h3{line-height:1.15;margin:0 0 12px;letter-spacing:-.02em}
  h1{font-size:clamp(2.2rem,6vw,3.8rem);font-weight:800}
  h2{font-size:clamp(1.7rem,4vw,2.4rem);font-weight:800}
  h3{font-size:1.15rem}
  p{margin:0 0 12px}
  .muted{color:var(--muted)}
  section{padding:72px 0}

  /* nav */
  header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
  .logo{font-weight:800;text-decoration:none;font-size:1.05rem;white-space:nowrap}
  .logo span{color:var(--brand)}
  .nav-right{display:flex;align-items:center;gap:10px}
  .region{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--surface)}
  .region button{border:0;background:none;padding:8px 12px;font:inherit;font-weight:700;font-size:.85rem;cursor:pointer;color:var(--muted)}
  .region button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
  .nav .btn{padding:9px 16px}
  @media (max-width:560px){.nav .btn{display:none}}

  /* hero */
  .hero{padding:64px 0 56px}
  .hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}
  .hero p.lead{font-size:1.15rem;color:var(--muted);max-width:34ch}
  .hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
  .hero .trust{margin-top:20px;font-size:.9rem;color:var(--muted)}
  .hl{background:linear-gradient(transparent 62%,var(--accent) 62%);padding:0 4px}
  .price-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 20px 50px -30px rgba(0,0,0,.35);position:relative}
  .price-card .ribbon{position:absolute;top:-12px;right:20px;background:var(--accent);color:#14141a;font-weight:800;font-size:.8rem;padding:6px 12px;border-radius:8px}
  .price{font-size:3.4rem;font-weight:800;letter-spacing:-.03em;line-height:1}
  .price small{font-size:1rem;color:var(--muted);font-weight:500}
  .was{color:var(--muted);text-decoration:line-through;font-weight:600}
  ul.checks{list-style:none;padding:0;margin:18px 0}
  ul.checks li{padding:6px 0 6px 30px;position:relative}
  ul.checks li::before{content:"";position:absolute;left:0;top:10px;width:18px;height:18px;border-radius:50%;background:var(--ok);
    -webkit-mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 2a10 10 0 100 20 10 10 0 000-20zm-1.2 14.2l-4-4 1.4-1.4 2.6 2.6 5.6-5.6 1.4 1.4z"/></svg>') center/contain no-repeat;
            mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 2a10 10 0 100 20 10 10 0 000-20zm-1.2 14.2l-4-4 1.4-1.4 2.6 2.6 5.6-5.6 1.4 1.4z"/></svg>') center/contain no-repeat}
  .price-card .btn{width:100%;justify-content:center}
  @media (max-width:820px){.hero-grid{grid-template-columns:1fr}}

  /* cards */
  .grid{display:grid;gap:20px}
  .g2{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(4,1fr)}
  @media (max-width:900px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}}
  @media (max-width:620px){.g2,.g4{grid-template-columns:1fr}}
  .card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px}
  .card .ico{width:44px;height:44px;border-radius:12px;background:var(--soft);display:grid;place-items:center;margin-bottom:14px;font-size:1.3rem}
  .sec-head{max-width:640px;margin-bottom:36px}
  .alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .alt .card{background:var(--bg)}
  .step-n{font-weight:800;color:var(--brand);font-size:.9rem}
  .pill{font-size:.75rem;font-weight:700;padding:3px 9px;border-radius:99px;background:var(--soft);color:var(--brand);display:inline-block;margin-bottom:8px}
  .pill.soon{background:transparent;border:1px solid var(--line);color:var(--muted)}

  /* faq */
  details{border-bottom:1px solid var(--line);padding:16px 0}
  summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
  summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--brand)}
  details[open] summary::after{content:"–"}
  details p{margin-top:10px;color:var(--muted)}

  /* form */
  form{display:grid;gap:14px}
  label{font-weight:700;font-size:.9rem;display:grid;gap:6px}
  input,select,textarea{font:inherit;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--ink);width:100%}
  input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:1px}
  .row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  @media (max-width:620px){.row2{grid-template-columns:1fr}}
  .form-msg{padding:14px;border-radius:10px;background:var(--soft);display:none}
  .pay-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
  .pay-list span{border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:.85rem;font-weight:700;background:var(--bg)}

  footer{padding:40px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
  .foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}

/* ---------- product pages ---------- */
.crumb{font-size:.9rem;color:var(--muted);margin-bottom:14px}
.crumb a{text-decoration:none}
.video{position:relative;aspect-ratio:16/9;border-radius:18px;overflow:hidden;background:#000;border:1px solid var(--line);box-shadow:0 20px 50px -30px rgba(0,0,0,.45)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video .ph{position:absolute;inset:0;display:grid;place-items:center;text-align:center;color:#fff;background:linear-gradient(135deg,#1d2b6b,#2f5bff);padding:16px}
.video .ph button{all:unset;cursor:pointer;width:76px;height:76px;border-radius:50%;background:#fff;display:grid;place-items:center;margin:0 auto 12px}
.video .ph button::after{content:"";border-left:22px solid #2f5bff;border-top:14px solid transparent;border-bottom:14px solid transparent;margin-left:6px}
ol.flow{margin:18px 0 0;padding:0;list-style:none;counter-reset:f;display:grid;gap:14px}
ol.flow li{counter-increment:f;position:relative;padding-left:46px}
ol.flow li::before{content:counter(f);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:10px;background:var(--soft);color:var(--brand);font-weight:800;display:grid;place-items:center}
[hidden]{display:none!important}
.buybar{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px}
.buybar .price{font-size:2.4rem}
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.shots .shot{aspect-ratio:4/3;border-radius:14px;border:1px dashed var(--line);background:var(--soft);display:grid;place-items:center;color:var(--muted);font-size:.85rem;text-align:center;padding:10px;overflow:hidden}
.shots .shot img{width:100%;height:100%;object-fit:cover}
@media (max-width:620px){.shots{grid-template-columns:1fr}}
.sticky-buy{position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--surface);border-top:1px solid var(--line);padding:10px 16px;display:none;align-items:center;justify-content:space-between;gap:12px}
.sticky-buy .btn{padding:10px 18px}
@media (max-width:620px){.sticky-buy{display:flex} body.has-sticky{padding-bottom:70px}}

/* ---------- homepage store ---------- */
.nav-links{display:flex;gap:22px;font-weight:600;font-size:.95rem}
.nav-links a{text-decoration:none;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
@media (max-width:900px){.nav-links{display:none}}
.stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:28px}
.stats div{display:flex;flex-direction:column}
.stats b{font-size:1.9rem;font-weight:800;line-height:1.1}
.stats span{font-size:.85rem;color:var(--muted)}
.hero-store{text-align:left}
.hero-tiles{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hero-tiles .card{padding:18px}
.hero-tiles .card h3{font-size:1rem;margin:8px 0 4px}
.hero-tiles .card p{font-size:.85rem;margin:0}
.hero-tiles a{text-decoration:none}
.hero-tiles a.card:hover{border-color:var(--brand)}
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.tabs button{font:inherit;font-weight:700;font-size:.9rem;border:1px solid var(--line);background:var(--surface);color:var(--muted);padding:8px 14px;border-radius:99px;cursor:pointer}
.tabs button span{opacity:.6;margin-left:4px}
.tabs button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.card.product{display:flex;flex-direction:column}
.product-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}
.product-top .ico{margin:0}
.product-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.product-foot .btn{padding:9px 14px}
.card.is-soon{opacity:.75}
.featured{display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;background:var(--surface);border:2px solid var(--brand);border-radius:22px;padding:32px}
.featured-art{font-size:clamp(5rem,12vw,9rem);text-align:center;background:var(--soft);border-radius:18px;aspect-ratio:1;display:grid;place-items:center}
@media (max-width:760px){.featured{grid-template-columns:1fr;padding:22px}.featured-art{display:none}}
.cta-band{background:var(--ink);color:var(--bg);border-radius:22px;padding:32px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.cta-band p{margin:0;opacity:.8}