/* Restrained editorial layout: hierarchy comes from scale, spacing and alignment. */
body{background:#fff}
.section{padding:104px 0}
.header{position:fixed;inset:0 0 auto;height:72px;background:rgba(255,255,255,.94);border-bottom:1px solid #e4ece9;transform:translateY(0);transition:transform .24s ease}
.header.is-at-top{pointer-events:none;transform:translateY(-100%)}
.logo{width:184px;opacity:1;visibility:visible;transform:none;transition:none}
.nav{gap:30px}
.nav .nav-cta{padding:9px 16px;background:transparent}

.hero{padding:64px 0;background:#f7faf8}
.hero:before,.hero:after{display:none}
.hero-grid{display:grid;grid-template-columns:minmax(330px,.72fr) minmax(0,1.28fr);min-height:390px;gap:68px;align-items:center}
.hero-copy{display:block;max-width:460px;padding:0;margin:0}
.hero-logo{display:block;width:min(350px,92%);height:auto;margin:0 0 34px;transform:translateX(-5.4%)}
.hero h1{margin:0;font-size:clamp(50px,5.2vw,70px);font-weight:620;letter-spacing:-.055em;line-height:1.11}
.hero h1 span{color:var(--teal)}
.hero-copy>p{max-width:430px;margin:27px 0 0;color:#596e78;font-size:16px;line-height:1.9}
.hero-meta{display:flex;flex-wrap:wrap;gap:9px 20px;margin-top:29px;padding-top:19px;border-top:1px solid #d6e2df;color:#526b74;font-size:12px}
.hero-meta span{position:relative;padding-left:13px}
.hero-meta span:before{content:"";position:absolute;left:0;top:50%;width:4px;height:4px;border-radius:50%;background:var(--gold);transform:translateY(-50%)}
.hero-visual{overflow:hidden;width:100%;aspect-ratio:1138/456;padding:0;border:0;border-radius:16px;background:#dcebe7;box-shadow:0 18px 44px rgba(20,65,70,.1)}
.hero-product{width:100%;height:100%;object-fit:cover;object-position:center;border-radius:0}

.metrics{padding:0;background:#fff;color:var(--navy)}
.metrics-grid{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric{padding:30px 38px;border-right:1px solid var(--line);background:transparent}
.metric strong{color:var(--gold);font-size:34px}
.metric span{color:var(--muted)}

.overview{background:#fff}
.overview-layout{grid-template-columns:.82fr 1.18fr;gap:110px}
.overview-sticky{top:112px}
.overview-sticky .lead{max-width:470px}
.benefits{border-top:1px solid var(--line)}
.benefit{margin:0;padding:30px 0;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;box-shadow:none}
.benefit-num{font-size:24px}
.benefit h3{font-size:19px;font-weight:600}
.benefit p{max-width:620px}

.product-section{background:#f4f8f6}
.product-layout{grid-template-columns:1.08fr .92fr;gap:86px}
.product-frame{aspect-ratio:16/10;padding:10px;border:1px solid #d5e1de;border-radius:18px;background:#fff;box-shadow:0 20px 55px rgba(20,65,70,.09)}
.product-frame img{border-radius:11px}
.product-frame:after{right:22px;bottom:20px;border:1px solid #dac8ac;background:rgba(255,255,255,.92)}
.product-points{gap:0;margin-top:34px;border-top:1px solid #cbd9d5}
.product-point{min-height:118px;padding:20px 22px 20px 0;border:0;border-bottom:1px solid #cbd9d5;border-radius:0;background:transparent}
.product-point:nth-child(odd){padding-right:28px;border-right:1px solid #cbd9d5}
.product-point:nth-child(even){padding-left:28px}
.product-point b{font-size:15px;font-weight:600}

.technology{background:#0b304d}
.technology:after{display:none}
.tech-layout{grid-template-columns:.9fr 1.1fr;gap:90px;align-items:center}
.tech-figure{aspect-ratio:4/5;border:1px solid rgba(255,255,255,.16);border-radius:18px;box-shadow:none}
.tech-figure:after{left:22px;bottom:20px;padding:0;background:transparent}
.tech-item{grid-template-columns:48px 1fr;padding:22px 0}
.tech-item em{font-size:18px}
.retention{margin-top:26px;border:1px solid rgba(102,219,209,.22);background:rgba(32,183,170,.1)}

.evolution{background:#fff}
.evolution-track{position:relative;gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.evolution-track:before{content:"";position:absolute;left:0;right:0;top:67px;height:1px;background:#c8d7d3}
.generation{min-height:294px;padding:28px 24px;border:0;border-right:1px solid var(--line);border-radius:0;background:transparent;box-shadow:none}
.generation:last-child{border-right:0;background:#eef8f5}
.generation small{position:relative;z-index:1;display:inline-block;padding-right:10px;background:#fff}
.generation:last-child small{background:#eef8f5}
.generation h3{margin:60px 0 12px;font-size:19px}
.generation .tag{margin-top:18px;background:var(--teal)}

.comparison{background:#f4f8f6}
.comparison .section-head{margin-bottom:34px}
.comparison-details{overflow:visible;border:0;background:transparent}
.comparison-details>summary{display:flex;align-items:center;justify-content:space-between;min-height:70px;padding:20px 74px 20px 24px;border-radius:14px;background:var(--navy);color:#fff;font-size:17px;cursor:pointer;transition:background-color .2s ease}
.comparison-details>summary:hover{background:#0f4961}
.comparison-details>summary:focus-visible{outline:3px solid rgba(183,153,111,.65);outline-offset:3px}
.comparison-details>summary:after{display:grid;place-items:center;right:20px;top:17px;width:36px;height:36px;border:1px solid rgba(255,255,255,.35);border-radius:50%;color:#fff;font-size:24px;line-height:1}
.comparison-details>summary small{color:rgba(255,255,255,.68);font-size:12px;font-weight:400}
.comparison-details[open]>summary{border:0;border-radius:14px 14px 0 0;background:var(--teal-deep)}
.comparison-details .table-wrap{border:1px solid #c5d5d1;border-top:0;border-radius:0 0 14px 14px;box-shadow:none}

.market{background:#fff}
.market-layout{grid-template-columns:.95fr 1.05fr;gap:88px}
.market-art{border:10px solid #f7f8f7;border-radius:18px;box-shadow:0 20px 55px rgba(20,65,70,.1)}
.market-art div{inset:auto 22px 22px;border-radius:12px;background:rgba(6,40,65,.8)}
.market-data{gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.market-data div{padding:22px 14px 22px 0;border:0;border-right:1px solid var(--line);border-radius:0;background:transparent}
.market-data div:last-child{border-right:0;padding-left:14px}
.market-data div:nth-child(2){padding-left:14px}
.signal{grid-template-columns:36px 1fr}

.faq-section{background:#eef8f5}
.faq-section details{border-color:#bfd2cd}
.faq-section summary:after{content:"";right:6px;top:50%;width:16px;height:1px;background:var(--teal-deep);transform:translateY(-50%);transition:none}
.faq-section summary:before{content:"";position:absolute;right:13.5px;top:50%;width:1px;height:16px;background:var(--teal-deep);transform:translateY(-50%) scaleY(1);transition:transform .24s cubic-bezier(.4,0,.2,1)}
.faq-section details[open] summary:after{content:"";transform:translateY(-50%)}
.faq-section details[open] summary:before{transform:translateY(-50%) scaleY(0)}
.faq-section details.is-closing summary:before{transform:translateY(-50%) scaleY(1)}
.closing{background:#0a2942}

.reveal-ready .reveal{opacity:0;transform:translateY(16px)}
.reveal-ready .reveal.is-visible{opacity:1;transform:translateY(0);transition:opacity .72s cubic-bezier(.2,.7,.2,1),transform .72s cubic-bezier(.2,.7,.2,1)}

@media(max-width:900px){
  .hero{background:#f7faf8}
  .hero-grid,.overview-layout,.product-layout,.tech-layout,.market-layout,.faq-layout{grid-template-columns:1fr}
  .hero-grid{min-height:0;gap:38px}
  .hero-copy{max-width:620px}
  .hero-visual{height:auto;min-height:0;aspect-ratio:1138/456}
  .overview-layout,.product-layout,.tech-layout,.market-layout,.faq-layout{gap:52px}
  .overview-sticky{position:static}
  .tech-figure{aspect-ratio:16/10}
}

@media(max-width:600px){
  .section{padding:72px 0}
  .header{height:64px}
  .logo{width:152px}
  .hero{padding:38px 0 42px;background:#f7faf8}
  .hero-grid{display:grid;gap:30px}
  .hero-logo{width:270px;max-width:82%;margin-bottom:26px}
  .hero h1{font-size:46px;line-height:1.12}
  .hero-copy>p{max-width:none;margin:20px 0 0;font-size:15px;line-height:1.8}
  .hero-meta{gap:8px 16px;margin-top:21px;padding-top:16px;font-size:11px}
  .hero-visual{aspect-ratio:1138/456;padding:0;border-radius:12px;box-shadow:0 12px 28px rgba(20,65,70,.09)}
  .hero-product{border-radius:0}
  .metrics-grid{grid-template-columns:1fr 1fr}
  .metric{padding:22px 16px}
  .metric:nth-child(2){border-right:0}
  .metric:last-child{grid-column:1/-1;border-top:1px solid var(--line)}
  .metric strong{font-size:28px}
  .overview-layout,.product-layout,.tech-layout,.market-layout,.faq-layout{gap:42px}
  .benefit{grid-template-columns:46px 1fr;padding:24px 0}
  .product-frame{padding:6px;border-radius:14px}
  .product-frame img{border-radius:9px}
  .product-points{grid-template-columns:1fr}
  .product-point:nth-child(n){min-height:auto;padding:20px 0;border-right:0}
  .tech-figure{aspect-ratio:16/10;border-radius:14px}
  .evolution-track{grid-template-columns:1fr}
  .evolution-track:before{display:none}
  .generation{min-height:auto;padding:26px 0;border-right:0;border-bottom:1px solid var(--line)!important}
  .generation:last-child{padding-inline:18px;border-bottom:0!important}
  .generation h3{margin:26px 0 10px}
  .comparison-details>summary{display:block;min-height:76px;padding:18px 64px 18px 18px;border-radius:12px}
  .comparison-details>summary small{display:block;margin-top:5px}
  .comparison-details>summary:after{right:14px;top:20px}
  .comparison-details[open]>summary{border-radius:12px 12px 0 0}
  .market-art{border-width:6px;border-radius:14px;box-shadow:0 14px 35px rgba(20,65,70,.1)}
  .market-art div{inset:auto 12px 12px;padding:14px}
  .market-data{grid-template-columns:repeat(3,1fr)}
  .market-data div:nth-child(n){padding:18px 8px;border-bottom:0;border-right:1px solid var(--line)}
  .market-data div:last-child{border-right:0}
  .market-data strong{font-size:19px;letter-spacing:-.04em;white-space:nowrap}
  .market-data span{font-size:10px}
}

@media(prefers-reduced-motion:reduce){
  .reveal-ready .reveal,.reveal-ready .reveal.is-visible{opacity:1;transform:none;transition:none}
}