:root{
  --bg:#0c0d10; --bg2:#14161b; --card:#1a1d23; --line:#2a2e36;
  --text:#f3f1ee; --muted:#a3a7b0; --ember:#ff6a1a; --ember2:#ffb347; --cold:#7cc4ff;
  --radius:18px; --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font:16px/1.6 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:Sora,Inter,sans-serif;line-height:1.1;letter-spacing:-.02em}
h2{font-size:clamp(28px,4.2vw,46px);margin-bottom:18px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
.center{text-align:center}
.eyebrow{font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ember2);margin-bottom:12px}
.ember{background:linear-gradient(90deg,var(--ember),var(--ember2));-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--muted);font-size:14px}
section{padding:96px 0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,var(--ember),#ff8a2b);color:#fff;font-weight:700;text-decoration:none;border:0;border-radius:999px;padding:14px 26px;cursor:pointer;box-shadow:0 10px 30px -8px rgba(255,106,26,.6);transition:transform .15s,box-shadow .15s;font-size:16px}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px -8px rgba(255,106,26,.75)}
.btn-lg{padding:18px 34px;font-size:18px}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.link{background:none;border:0;color:var(--ember2);text-decoration:underline;cursor:pointer;font:inherit;font-size:14px}

/* top */
.topbar{background:linear-gradient(90deg,#3a1606,#5a2208,#3a1606);text-align:center;font-size:13px;font-weight:600;padding:9px 16px}
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(20px,calc((100% - var(--max))/2 + 20px));background:rgba(12,13,16,.82);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.06)}
.logo{display:flex;align-items:center;gap:8px;font-family:Sora;font-weight:800;font-size:20px;text-decoration:none}
.logo svg{width:24px;height:24px;fill:var(--ember)}
.nav-links{display:flex;gap:28px;font-size:14px;color:var(--muted)}
.nav-links a{text-decoration:none}.nav-links a:hover{color:var(--text)}

/* hero */
.hero{position:relative;min-height:min(88vh,820px);display:flex;align-items:center;padding:80px 0;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 22%;animation:zoom 18s ease-out forwards}
@keyframes zoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,10,14,.92) 0%,rgba(8,10,14,.7) 38%,rgba(8,10,14,.1) 70%),linear-gradient(0deg,var(--bg) 0%,transparent 25%)}
.hero-inner{position:relative;max-width:var(--max);margin:0 auto;padding:0 20px;width:100%}
.hero h1{font-size:clamp(44px,7.4vw,92px);font-weight:800;margin-bottom:22px}
.lead{font-size:clamp(17px,1.6vw,20px);color:#d6d3cf;max-width:500px;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.hero-note{font-size:14px;color:var(--muted)}
.hero-stats{list-style:none;display:flex;gap:36px;margin-top:48px;flex-wrap:wrap}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats b{font-family:Sora;font-size:38px;color:var(--ember2);line-height:1}
.hero-stats span{font-size:13px;color:var(--muted);margin-top:6px}

/* buy */
.buy{max-width:var(--max);margin:0 auto;padding:80px 20px;display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:start}
.gallery{position:sticky;top:88px}
.gallery-main{border-radius:var(--radius);overflow:hidden;background:var(--card);aspect-ratio:1}
.gallery-main img{width:100%;height:100%;object-fit:cover}
.gallery-thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}
.gallery-thumbs button{border:2px solid transparent;border-radius:12px;overflow:hidden;padding:0;background:var(--card);cursor:pointer;aspect-ratio:1}
.gallery-thumbs button.on{border-color:var(--ember)}
.gallery-thumbs img{width:100%;height:100%;object-fit:cover}
.panel h2{font-size:clamp(30px,3.4vw,40px);margin-bottom:10px}
.sub{color:var(--muted);margin-bottom:20px}
.checks{list-style:none;display:grid;gap:10px;margin-bottom:28px}
.checks li{padding-left:30px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:rgba(255,106,26,.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' stroke='%23ff8a2b' stroke-width='2.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center/14px no-repeat}
.offers{border:0;display:grid;gap:12px;margin-bottom:24px}
.offers legend{font-weight:700;margin-bottom:12px}
.offer{position:relative;display:flex;align-items:center;gap:14px;padding:16px 18px;border:2px solid var(--line);border-radius:16px;background:var(--bg2);cursor:pointer;transition:border-color .15s,background .15s}
.offer:hover{border-color:#4a4f5a}
.offer.on{border-color:var(--ember);background:linear-gradient(135deg,rgba(255,106,26,.12),rgba(255,106,26,.03))}
.offer input{accent-color:var(--ember);width:20px;height:20px;flex:none}
.offer-txt{flex:1}
.offer-txt b{display:block}
.offer-txt small{color:var(--muted);font-size:13px}
.offer-price{font-family:Sora;font-weight:700;font-size:20px}
.badge{position:absolute;top:-11px;right:16px;background:var(--ember);color:#fff;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:999px}
.sizes{margin-bottom:22px}
.sizes-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.size-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.size-grid button{padding:11px 0;border-radius:10px;border:2px solid var(--line);background:var(--bg2);color:var(--text);font-weight:600;cursor:pointer}
.size-grid button.on{border-color:var(--ember);background:rgba(255,106,26,.12)}
.secure{text-align:center;font-size:13px;color:var(--muted);margin-top:12px}
.assure{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px}
.assure li{background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:14px;font-size:13px}
.assure b{display:block;font-size:14px;margin-bottom:2px}
.assure span{color:var(--muted)}

/* problem */
.problem{background:radial-gradient(ellipse at top,#122233 0%,var(--bg) 70%)}
.pains{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.pain{background:rgba(124,196,255,.05);border:1px solid rgba(124,196,255,.15);border-radius:var(--radius);padding:30px}
.pain-ico{font-size:34px}
.pain h3{font-size:20px;margin:14px 0 8px}
.pain p{color:var(--muted)}

/* how */
.how-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.how-img{border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5}
.how-img img{width:100%;height:100%;object-fit:cover}
.steps{list-style:none;counter-reset:s;display:grid;gap:22px;margin:28px 0 34px}
.steps li{counter-increment:s;padding-left:62px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-family:Sora;font-weight:800;background:linear-gradient(135deg,var(--ember),var(--ember2));color:#fff}
.steps b{display:block;font-size:19px;font-family:Sora}
.steps span{color:var(--muted)}

/* features */
.features{background:var(--bg2)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .2s,border-color .2s}
.feat:hover{transform:translateY(-4px);border-color:rgba(255,106,26,.5)}
.feat b{font-family:Sora;font-size:24px;color:var(--ember2);display:block;margin-bottom:8px}
.feat p{color:var(--muted)}

/* lifestyle */
.life-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.life-grid figure{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5}
.life-grid img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.life-grid figure:hover img{transform:scale(1.05)}
.life-grid figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 20px 18px;background:linear-gradient(transparent,rgba(0,0,0,.75));font-family:Sora;font-weight:700;font-size:20px}

/* compare */
.table-wrap{overflow-x:auto;margin-top:34px}
.compare table{width:100%;max-width:820px;margin:0 auto;border-collapse:collapse;min-width:480px}
.compare th,.compare td{padding:16px 18px;border-bottom:1px solid var(--line);text-align:left}
.compare th{font-family:Sora}
.compare td:first-child{color:var(--muted)}
.compare .us{background:rgba(255,106,26,.08);color:var(--text);font-weight:600}
.compare thead .us{color:var(--ember2);border-radius:12px 12px 0 0}

/* gift */
.gift,.final{position:relative;min-height:560px;display:flex;align-items:center;overflow:hidden}
.gift>img,.final>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.gift::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 30%,rgba(10,10,12,.88) 70%);z-index:1}
.gift-inner{position:relative;z-index:2;margin-left:auto;margin-right:max(0px,calc((100% - var(--max))/2));width:min(540px,100%);padding:0 20px}
.gift-inner p:not(.eyebrow){color:#d6d3cf;margin-bottom:26px}

/* guarantee */
.guarantee-inner{display:flex;gap:40px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:28px;padding:44px}
.seal{flex:none;width:132px;height:132px;border-radius:50%;border:3px dashed var(--ember2);display:grid;place-content:center;text-align:center}
.seal b{font-family:Sora;font-size:46px;line-height:1;color:var(--ember2)}
.seal span{font-size:12px;letter-spacing:.2em;font-weight:700}
.guarantee h2{font-size:clamp(24px,3vw,32px);margin-bottom:10px}
.guarantee p{color:var(--muted)}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{font-weight:600;font-size:18px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--ember2);font-size:24px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin-top:12px}
.faq .center{margin-bottom:24px}

/* final */
.final::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,10,14,.85) 0%,rgba(8,10,14,.35) 55%,rgba(8,10,14,.2) 100%);z-index:1}
.final{align-items:flex-start;min-height:0;height:min(56.25vw,860px)}
.final>img{object-position:center 100%}
.final-inner{position:relative;z-index:2;text-align:center;width:100%;padding:70px 20px 0}
.final h2{font-size:clamp(34px,5.4vw,64px);margin-bottom:28px}
.final .hero-note{margin-top:18px}

/* footer */
.foot{border-top:1px solid var(--line);padding:40px 0 110px;font-size:14px;color:var(--muted)}
.foot-inner{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.foot nav{display:flex;gap:20px;flex-wrap:wrap}
.foot a{text-decoration:none}

/* sticky */
.sticky{position:fixed;left:12px;right:12px;bottom:12px;z-index:30;display:none;align-items:center;justify-content:space-between;gap:12px;background:rgba(26,29,35,.96);backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:18px;padding:12px 12px 12px 18px;transform:translateY(140%);transition:transform .3s}
.sticky.show{transform:none}
.sticky b{display:block;font-size:14px}
.sticky span{font-size:12px;color:var(--muted)}

/* dialog + toast */
dialog{margin:auto;background:var(--card);color:var(--text);border:1px solid var(--line);border-radius:20px;padding:28px;max-width:440px;width:calc(100% - 32px)}
dialog::backdrop{background:rgba(0,0,0,.7)}
dialog h3{margin-bottom:16px}
dialog table{width:100%;border-collapse:collapse;margin-bottom:12px}
dialog th,dialog td{padding:8px;border-bottom:1px solid var(--line);text-align:center}
dialog .btn{margin-top:14px}
.toast{position:fixed;left:50%;top:24px;transform:translate(-50%,-150%);background:var(--card);border:1px solid var(--ember);padding:12px 20px;border-radius:12px;z-index:50;transition:transform .3s;font-size:14px;max-width:calc(100% - 32px)}
.toast.show{transform:translate(-50%,0)}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

@media (max-width:900px){
  section{padding:68px 0}
  .nav-links{display:none}
  .buy{grid-template-columns:1fr;gap:28px;padding:48px 16px}
  .gallery{position:static}
  .how-grid{grid-template-columns:1fr;gap:32px}
  .pains,.feat-grid,.life-grid{grid-template-columns:1fr}
  .life-grid figure{aspect-ratio:4/3}
  .hero{min-height:auto;padding:120px 0 64px}
  .hero-bg{object-position:72% center}
  .hero-shade{background:linear-gradient(0deg,var(--bg) 0%,rgba(8,10,14,.82) 45%,rgba(8,10,14,.35) 100%)}
  .hero-stats{gap:24px}
  .gift::before{background:linear-gradient(0deg,rgba(10,10,12,.92) 45%,transparent 85%)}
  .gift{align-items:flex-end;padding:260px 0 48px}
  .gift>img{object-position:22% center}
  .gift-inner{margin:0;padding:0 16px;width:100%}
  .final{height:auto;min-height:560px}
  .final>img{object-position:50% 100%}
  .guarantee-inner{flex-direction:column;text-align:center;padding:32px 22px}
  .assure{grid-template-columns:1fr}
  .sticky{display:flex}
  .wrap{padding:0 16px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}