:root{--bg:#fff;--text:#111318;--muted:#626873;--soft:#f4f6f8;--accent:#d8ff3e;--dark:#111318;--line:#e2e6ea;--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}img{display:block;width:100%;height:100%;object-fit:cover}.container{width:min(1120px,calc(100% - 32px));margin:auto}.section{padding:76px 0}.section--soft{background:var(--soft)}.section--dark{background:var(--dark);color:#fff}.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.topbar__inner,.footer__inner{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}.hero{padding-top:54px}.hero__grid,.split,.order__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}.split--reverse>div:first-child{order:2}.split--reverse>div:last-child{order:1}.eyebrow{display:inline-block;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;margin-bottom:12px}.eyebrow--light{color:var(--accent)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.045em;margin-bottom:22px}h2{font-size:clamp(32px,4vw,50px);line-height:1.08;letter-spacing:-.035em;margin-bottom:22px}h3{font-size:20px;line-height:1.25}.lead{font-size:20px;color:var(--muted);max-width:700px}.section--dark p{color:#c9cdd3}.checks,.use-list{padding:0;margin:26px 0;list-style:none}.checks li,.use-list li{position:relative;padding-left:28px;margin:10px 0}.checks li:before{content:'✓';position:absolute;left:0;font-weight:900}.price{display:flex;flex-direction:column;margin:26px 0 18px}.price__label{font-size:14px;color:var(--muted);font-weight:600}.price strong{font-size:42px;line-height:1}.btn{display:inline-flex;justify-content:center;align-items:center;text-decoration:none;border:0;border-radius:999px;padding:16px 24px;background:#111;color:#fff;font-weight:800;cursor:pointer}.btn--primary{background:var(--accent);color:#111}.btn--small{padding:10px 17px;font-size:14px}.btn--full{width:100%}.note,.form-hint{font-size:13px;color:var(--muted);margin-top:14px}.media{position:relative;min-height:390px;border-radius:var(--radius);overflow:hidden;background:#e8ebee}.media--hero{aspect-ratio:4/5}.media--wide{margin-top:36px;aspect-ratio:3/2}.media__placeholder{display:none;position:absolute;inset:0;align-items:center;justify-content:center;text-align:center;color:#777;font-weight:700}.media--missing .media__placeholder{display:flex;flex-direction:column}.media__placeholder small{font-weight:500}.cards,.reviews{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}.cards article,.reviews article{padding:26px;border:1px solid var(--line);border-radius:20px;background:#fff}.reviews{grid-template-columns:repeat(3,1fr)}.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--accent);font-weight:800;margin-bottom:18px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:34px 0}.steps div{padding:22px;border:1px solid #34373d;border-radius:18px}.steps b{display:block;font-size:28px;color:var(--accent);margin-bottom:12px}.steps--light div{border-color:var(--line)}.steps--light b{color:#111}.featureline{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.featureline span{padding:11px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:700}.specs{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;margin-top:34px}.specs div{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid #30333a}.specs span{color:#9da3ac}.specs b{text-align:right}.warning{padding:18px 20px;background:#fff4d6;border-radius:16px;border:1px solid #f0d88c}.order{background:var(--soft)}.order-form{background:#fff;padding:30px;border-radius:24px;border:1px solid var(--line);box-shadow:0 18px 50px rgba(20,25,30,.08)}.order-form label{display:block;font-size:14px;font-weight:700;margin-bottom:16px}.order-form input{width:100%;margin-top:7px;padding:16px;border:1px solid #cfd4da;border-radius:14px;font:inherit;outline:none}.order-form input:focus{border-color:#111}.form-status{font-size:14px;margin:14px 0 0}.form-status.is-error{color:#b42318}.form-status.is-success{color:#067647}footer{border-top:1px solid var(--line);background:#fff}footer a{color:#111;font-weight:700}@media(max-width:820px){.section{padding:54px 0}.hero__grid,.split,.order__grid{grid-template-columns:1fr;gap:32px}.split--reverse>div:first-child,.split--reverse>div:last-child{order:initial}.cards{grid-template-columns:1fr 1fr}.reviews,.steps{grid-template-columns:1fr 1fr}.specs{grid-template-columns:1fr}.media{min-height:300px}}@media(max-width:520px){.container{width:min(100% - 24px,1120px)}h1{font-size:42px}.cards,.reviews,.steps{grid-template-columns:1fr}.section{padding:46px 0}.topbar__inner{min-height:58px}.topbar__inner b{font-size:14px}.media{min-height:270px}.order-form{padding:20px}.specs div{flex-direction:column;gap:3px}.specs b{text-align:left}}

/* v2: vertical landing structure */
.hero-single, .content-block { max-width: 920px; margin: 0 auto; }
.hero-single { text-align: center; }
.hero-single .media--hero { max-width: 760px; margin: 26px auto 24px; }
.hero-bullets { max-width: 560px; margin: 0 auto 22px; text-align: left; }
.price--compare { display: flex; flex-direction: column; align-items: center; gap: 4px; margin: 18px 0; }
.old-price { opacity: .65; font-size: 18px; }
.content-block > h2 { margin-bottom: 24px; }
.content-block > .media { margin: 0 auto 26px; }
.content-block .block-text { max-width: 800px; margin: 0 auto; }
.content-block .cards, .content-block .steps, .content-block .specs, .content-block .reviews, .content-block .use-list, .content-block .featureline { margin-top: 24px; }


/* v3: hero price/CTA based on supplied reference */
.hero-price-box{display:grid;grid-template-columns:1fr 1fr;margin:26px auto 30px;max-width:760px;border-radius:30px;overflow:hidden;border:1px solid #e3e7e9;background:#f4f6f7}
.hero-price-old,.hero-price-today{min-height:176px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:22px 18px}
.hero-price-old{color:#91a1a2;background:#f3f5f6}
.hero-price-old span,.hero-price-today span{font-size:25px;line-height:1.15;font-weight:800;margin-bottom:8px}
.hero-price-old strong{font-size:48px;line-height:1;color:#9eacad}
.hero-price-today{background:#23752c;color:#fff}
.hero-price-today div{display:flex;align-items:baseline;justify-content:center;gap:8px}
.hero-price-today strong{font-size:68px;line-height:.95}
.hero-price-today b{font-size:25px}
.pay-after{max-width:610px;margin:0 auto 28px;padding:24px 34px;background:#fff;border-radius:34px;box-shadow:0 12px 35px rgba(20,25,30,.09);display:flex;align-items:center;gap:24px;text-align:left}
.pay-check{flex:0 0 68px;width:68px;height:68px;border-radius:50%;background:#00bf63;color:#fff;display:grid;place-items:center;font-size:42px;font-weight:900;line-height:1}
.pay-after strong{display:block;font-size:25px;line-height:1.15;color:#292929}
.pay-after p{margin:7px 0 0;color:#777;font-size:18px;line-height:1.35}
.hero-order-btn{display:flex;max-width:610px;min-height:116px;margin:0 auto;align-items:center;justify-content:center;background:#dc211f;color:#fff;text-decoration:none;border-radius:30px;font-size:46px;line-height:1;font-weight:900;letter-spacing:.01em}
@media(max-width:600px){.hero-price-box{border-radius:22px}.hero-price-old,.hero-price-today{min-height:128px;padding:16px 8px}.hero-price-old span,.hero-price-today span{font-size:15px}.hero-price-old strong{font-size:32px}.hero-price-today strong{font-size:48px}.hero-price-today b{font-size:18px}.pay-after{padding:18px;gap:14px;border-radius:24px}.pay-check{flex-basis:52px;width:52px;height:52px;font-size:30px}.pay-after strong{font-size:18px}.pay-after p{font-size:14px}.hero-order-btn{min-height:86px;border-radius:24px;font-size:34px}}

.form-hint a{color:#111;font-weight:700}
.btn:disabled{opacity:.6;cursor:not-allowed}