:root{--orange:#dc3517;--green:#2d7018;--deep:#245515;--ink:#17120e;--beige:#f2eee5;--line:#ded9cf;--muted:#7d776f;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;padding-top:72px;color:var(--ink);font-family:"Noto Sans JP","Hiragino Sans","Yu Gothic",Meiryo,sans-serif;line-height:1.8;background:#fff}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1260px,calc(100% - 80px));margin:auto}
.container-wide{width:min(1520px,100%);margin:auto}
.site-header{height:72px;padding:0 42px;display:flex;align-items:center;justify-content:space-between;background:rgba(24,70,17,.97);color:#fff;position:fixed;top:0;left:0;width:100%;z-index:1000;box-shadow:0 3px 16px rgba(0,0,0,.16)}
.brand{display:flex;gap:18px;align-items:center;font-weight:700}
.brand-logo{width:92px}
.site-header nav{display:flex;gap:28px;font-size:13px}
.site-header nav a{opacity:.9}
.hero{min-height:1120px;position:relative;background:url("assets/forest-main.png") center/cover no-repeat}
.hero:after{content:"";position:absolute;inset:auto 0 0;height:260px;background:linear-gradient(transparent,#fff)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.88),rgba(255,255,255,.35) 55%,rgba(255,255,255,.08))}
.hero-inner{position:relative;z-index:2;min-height:1060px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center}
.hero-copy{padding-top:30px}
.eyebrow{color:var(--orange);font-weight:800;letter-spacing:.12em;font-size:15px;margin:0 0 18px}
.eyebrow:before{content:"— "}
.eyebrow.dark{color:#342319}
.hero h1{font-size:118px;line-height:.92;margin:14px 0 12px;letter-spacing:-.05em}
.hero h1 span{color:var(--orange)}
.model{letter-spacing:.45em;font-size:15px}
.lead{font-weight:700;font-size:20px;line-height:2}
.hero-actions{display:flex;gap:28px;margin:42px 0}
.btn{min-width:240px;padding:20px 30px;text-align:center;font-weight:700}
.btn-green{background:var(--green);color:#fff}
.btn-light{background:#fff}
.play{color:var(--orange);margin-right:10px}
.hero-product{height:710px;justify-self:center;filter:drop-shadow(0 20px 22px rgba(0,0,0,.16))}
.hero-numbers{display:flex;gap:60px}
.hero-numbers div{display:flex;flex-direction:column}
.hero-numbers b{font-size:42px;color:var(--orange);line-height:1.1}
.hero-numbers span{font-size:13px}
.news{padding:75px 0 95px}
.section-title.compact{display:flex;gap:32px;align-items:baseline}
.section-title h2{font-size:40px;margin:0}
.section-title span{letter-spacing:.35em}
.news-list{list-style:none;padding:0;margin:20px 0}
.news-list li{border-bottom:1px solid #ddd;font-size:14px}
.news-list a{display:grid;grid-template-columns:130px 80px 1fr 28px;gap:18px;align-items:center;padding:17px 0;transition:color .25s ease}
.news-list a:hover{color:var(--green)}
.news-list p{margin:0}
.news-arrow{font-size:18px;text-align:right;transition:transform .25s ease}
.news-list a:hover .news-arrow{transform:translateX(4px)}
.tag{border-radius:20px;padding:2px 11px;text-align:center;font-size:11px}
.tag.blue{color:#287ecb;border:1px solid #74aee4;background:#eef7ff}
.tag.green{color:#298347;border:1px solid #7fc68e;background:#effbf1}
.tag.red{color:#e43c55;border:1px solid #ee8291;background:#fff1f3}
.section{padding:120px 0}
.beige{background:var(--beige)}
.headline{font-size:52px;line-height:1.3;margin:0 0 45px;letter-spacing:-.03em}
.feature-grid,.steps,.products,.voice-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.feature-grid{background:#ebe5da}
.feature-grid article{padding:48px 44px;border-right:1px solid #fff;min-height:460px}
.feature-grid article:last-child{border:0}
.icon{height:65px;display:flex;align-items:center}
.icon img{width:58px;height:58px;object-fit:contain}
.feature-grid h3{font-size:46px;margin:10px 0 0}
.feature-grid small{color:#999}
.feature-grid h4{margin-top:34px}
.feature-grid p,.story-copy p,.steps p,.products p,.voice-grid p{color:var(--muted);font-size:14px}
.story{display:grid;grid-template-columns:1fr 1fr;margin-top:130px}
.story-image{position:relative}
.story-image img{width:100%;height:100%;object-fit:cover}
.story-image span{position:absolute;bottom:16px;left:18px;background:#459328;color:#fff;padding:8px 20px}
.story-copy{padding:70px 70px 30px}
.story-copy h2{font-size:55px;line-height:1.3;margin:0 0 40px}
.story-copy em,.closing-copy em{color:var(--orange);font-style:normal}
.usage{background:#ece7dc}
.steps{grid-template-columns:repeat(4,1fr);background:#f7f2ea}
.steps article{padding:30px 28px 40px;border-right:1px solid #e5ddd0}
.steps b{display:block;font-size:56px;color:#f0cfc2;line-height:1}
.steps span{color:var(--orange);font-size:11px}
.steps h3{font-size:18px;min-height:60px}
.notice{background:#edd0c2;border:1px solid #dfa88d;padding:20px 28px;margin-top:44px;font-size:13px;color:#8f5f4d;display:flex;align-items:center;gap:12px}
.notice img{width:27px}
.mountain-banner{height:505px;position:relative;overflow:hidden}
.mountain-banner:after{content:"";position:absolute;inset:0;background:rgba(0,60,80,.12)}
.mountain-banner img{width:100%;height:100%;object-fit:cover}
.mountain-banner h2{position:absolute;z-index:2;inset:0;display:grid;place-items:center;color:#fff;font-size:46px;text-shadow:0 2px 10px #223;margin:0}
.spec-section{background:#f8f5ef}
.spec-wrap{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:80px}
.spec-list{margin:0}
.spec-list div{display:grid;grid-template-columns:160px 1fr;border-bottom:1px solid #ddd;padding:15px 0}
.spec-list dt{color:#777}
.spec-list dd{text-align:right;margin:0;font-weight:600}
.spec-wrap>img{height:690px;justify-self:center}
.products article{background:#f8f4ed;border-right:1px solid #ddd;padding:30px;min-height:520px;display:flex;flex-direction:column}
.product-head{display:flex;justify-content:space-between}
.product-head b{font-size:24px}
.product-head span{font-size:12px;border:1px solid #d9d2c8;padding:3px 12px}
.products img{height:240px;width:auto;object-fit:contain;margin:auto}
.products small{border-top:1px solid #ddd;padding-top:12px;color:#888}
.voice-grid{background:#ece7dc}
.voice-grid article{padding:30px;border-right:1px solid #fff}
.stars{color:var(--orange);letter-spacing:.2em}
.voice-grid b,.voice-grid small{display:block}
.faq-list details{background:#fff;margin:10px 0;padding:0 32px}
.faq-list summary{cursor:pointer;padding:18px 0;list-style:none}
.faq-list summary:after{content:"⌄";float:right;font-size:24px}
.faq-list details p{padding-bottom:20px;color:#666}
.closing{height:505px;position:relative;background:url("assets/hike-collage.png") center/cover}
.closing-bg{position:absolute;inset:0;background:rgba(255,255,255,.58)}
.closing-copy{position:relative;z-index:1;text-align:center;max-width:900px;margin:auto;padding-top:85px}
.closing-copy h2{font-size:57px;line-height:1.25;margin:10px}
.closing-copy p:last-child{font-weight:600}
.official{padding:110px 20px;text-align:center;background:#f8f5ef}
.official a{display:inline-block;background:#08a0df;color:#fff;font-size:25px;padding:25px 65px;border-radius:6px}
footer{background:var(--deep);color:#fff;padding:65px 90px;display:flex;justify-content:space-between;align-items:end}
footer p,footer small{opacity:.8}
.footer-company{display:flex;flex-direction:column;align-items:flex-start}
.footer-logo{width:107px;margin-bottom:18px}
footer div small{max-width:500px;margin-top:24px}
.menu-toggle{display:none;width:46px;height:46px;padding:0;border:0;background:transparent;cursor:pointer;position:relative;z-index:12}
.menu-toggle span{position:absolute;left:10px;width:26px;height:2px;background:#fff;transition:.3s}
.menu-toggle span:nth-child(1){top:14px}
.menu-toggle span:nth-child(2){top:22px}
.menu-toggle span:nth-child(3){top:30px}
.menu-toggle[aria-expanded="true"] span:nth-child(1){top:22px;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){top:22px;transform:rotate(-45deg)}
.menu-backdrop{display:none}
main section[id]{scroll-margin-top:92px}
.site-header{transition:.25s}
.site-header.is-scrolled{background:rgba(24,70,17,.9);backdrop-filter:blur(12px);box-shadow:0 8px 28px rgba(0,0,0,.18)}
.site-header nav a{position:relative}
.site-header nav a::before{content:"";position:absolute;left:0;right:0;bottom:-7px;height:2px;background:#fff;transform:scaleX(0);transition:.22s}
.site-header nav a:hover::before,.site-header nav a.is-active::before{transform:scaleX(1)}
.btn,.official a{transition:.2s}
.btn:hover,.official a:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(0,0,0,.16)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #ffd257;outline-offset:4px}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s,transform .7s}
.reveal.is-visible{opacity:1;transform:none}
.hero-copy,.hero-product{animation:heroEnter .85s ease both}
.hero-product{animation-delay:.16s}
@keyframes heroEnter{
  from{opacity:0;transform:translateY(24px)}
  to{opacity:1;transform:none}
}
.back-to-top{position:fixed;right:28px;bottom:28px;width:64px;height:64px;border:0;border-radius:50%;background:var(--deep);color:#fff;display:grid;place-items:center;align-content:center;gap:2px;opacity:0;visibility:hidden;transform:translateY(12px);transition:.25s;z-index:900;cursor:pointer;box-shadow:0 8px 22px rgba(0,0,0,.2)}
.back-to-top.is-visible{opacity:1;visibility:visible;transform:none}
.back-to-top span{width:13px;height:13px;border-top:2px solid;border-left:2px solid;transform:rotate(45deg) translate(3px,3px)}
.back-to-top small{font-size:10px}

/*==================================================
   テキストユーティリティ
==================================================*/
.text-nowrap{white-space:nowrap}
@media (max-width:900px){
  body{padding-top:64px}
  .site-header{height:64px;padding:0 18px}
  .brand{gap:10px;font-size:13px;z-index:12}
  .brand-logo{width:76px}
  .menu-toggle{display:block}
  .site-header .global-nav{display:flex;position:fixed;top:0;right:0;width:min(84vw,360px);height:100dvh;padding:100px 28px 40px;flex-direction:column;gap:0;background:var(--deep);transform:translateX(105%);visibility:hidden;transition:.32s;z-index:11}
  .site-header .global-nav.is-open{transform:none;visibility:visible}
  .site-header .global-nav a{padding:18px 4px;border-bottom:1px solid rgba(255,255,255,.18);font-size:16px;font-weight:700}
  .menu-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.48);opacity:0;visibility:hidden;transition:.3s;z-index:10}
  .menu-backdrop.is-open{opacity:1;visibility:visible}
  body.menu-open{overflow:hidden}
  .container{width:min(100% - 36px,720px)}
  .hero{min-height:940px}
  .hero-inner{grid-template-columns:1fr;min-height:900px;padding-top:40px}
  .hero h1{font-size:68px}
  .lead br{display:none}
  .hero-product{position:absolute;right:0;top:180px;height:480px;opacity:.85}
  .hero-copy{z-index:2}
  .hero-actions{flex-direction:column;width:240px;gap:12px}
  .hero-numbers{gap:25px}
  .hero-numbers b{font-size:30px}
  .news-list a{grid-template-columns:95px 70px 1fr 24px}
  .headline{font-size:38px}
  .feature-grid,.products,.voice-grid{grid-template-columns:1fr}
  .story{grid-template-columns:1fr}
  .story-copy{padding:45px 25px}
  .story-copy h2{font-size:40px}
  .steps{grid-template-columns:1fr 1fr}
  .mountain-banner h2{text-align:center;font-size:32px;padding:20px}
  .spec-wrap{grid-template-columns:1fr}
  .spec-wrap>img{height:460px;order:-1}
  .closing-copy h2{font-size:40px}
  footer{padding:45px 25px;display:block}
  footer>small{display:block;margin-top:30px}
  .official a{font-size:18px;padding:20px 28px}
}
@media (max-width:560px){
  .hero h1{font-size:54px}
  .hero-product{height:350px;top:220px;right:-15px}
  .lead{font-size:16px;width:65%}
  .hero-numbers{flex-wrap:wrap}
  .news-list a{grid-template-columns:1fr 70px 24px}
  .news-list p{grid-column:1/-1;padding-right:24px}
  .news-arrow{grid-column:3;grid-row:1/3;align-self:center}
  .section{padding:75px 0}
  .headline{font-size:31px}
  .steps{grid-template-columns:1fr}
  .spec-list div{grid-template-columns:105px 1fr}
  .spec-list dd{font-size:13px}
  .closing-copy{padding:60px 18px}
  .closing-copy h2{font-size:32px}
  .official{padding:70px 15px}
  .official a{width:100%}
  .back-to-top{right:16px;bottom:16px;width:56px;height:56px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,.hero-copy,.hero-product{opacity:1;transform:none;animation:none;transition:none}
}

/*FAQ category tabs*/
.faq-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-bottom:42px;padding:6px;background:#dfe3ca}
.faq-tab{min-height:52px;padding:10px 14px;border:0;background:transparent;color:#47712c;font-weight:700;cursor:pointer;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease}
.faq-tab:hover{background:rgba(255,255,255,.5)}
.faq-tab.is-active{background:var(--green);color:#fff;box-shadow:0 5px 14px rgba(36,85,21,.18)}
.faq-panel[hidden]{display:none}
.faq-panel.is-active{animation:faqFade .25s ease}
@keyframes faqFade{
  from{opacity:0;transform:translateY(6px)}
  to{opacity:1;transform:none}
}
.faq-list details[open] summary:after{transform:rotate(180deg)}
.faq-list summary:after{transition:transform .2s ease}
.faq-list details p{margin-top:0}
@media (max-width:700px){
  .faq-tabs{grid-template-columns:1fr 1fr;margin-bottom:30px}
  .faq-tab{font-size:14px}
  .faq-list details{padding:0 20px}
}
@media (prefers-reduced-motion:reduce){
  .faq-panel.is-active{animation:none}
  .faq-tab,.faq-list summary:after{transition:none}
}

/*How-to video*/
.howto-video{background:#183f18;color:#fff;position:relative;overflow:hidden}
.howto-video:before{content:"";position:absolute;width:560px;height:560px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-180px;top:-250px}
.howto-video .eyebrow{color:#f06a49}
.howto-video .headline{margin-bottom:0;max-width:760px}
.video-heading{display:grid;grid-template-columns:1.4fr .6fr;gap:70px;align-items:end;margin-bottom:48px}
.video-heading>p{color:rgba(255,255,255,.72);margin:0}
.video-card{position:relative;aspect-ratio:16/9;background:#0b240d;box-shadow:0 25px 70px rgba(0,0,0,.28);overflow:hidden}
.video-card iframe{width:100%;height:100%;border:0}
.video-placeholder{height:100%;display:grid;place-items:center;align-content:center;text-align:center;background:radial-gradient(circle at 50% 35%,rgba(93,150,65,.45),transparent 35%),linear-gradient(135deg,#294f22,#102d12);position:relative}
.video-placeholder:after{content:"";position:absolute;inset:24px;border:1px solid rgba(255,255,255,.18)}
.video-placeholder strong{font-size:14px;letter-spacing:.42em;margin-top:24px}
.video-placeholder p{margin:6px 0 0;color:rgba(255,255,255,.7)}
.video-play{width:86px;height:86px;border-radius:50%;background:#fff;position:relative;box-shadow:0 0 0 12px rgba(255,255,255,.1)}
.video-play:after{content:"";position:absolute;left:35px;top:27px;border-left:24px solid var(--orange);border-top:16px solid transparent;border-bottom:16px solid transparent}
.video-notes{display:grid;grid-template-columns:repeat(3,1fr);margin-top:24px;border-top:1px solid rgba(255,255,255,.17);border-bottom:1px solid rgba(255,255,255,.17)}
.video-notes div{padding:22px 26px;border-right:1px solid rgba(255,255,255,.17);display:flex;gap:18px;align-items:center}
.video-notes div:last-child{border:0}
.video-notes b{font-size:28px;color:#ef6a4a}
.video-notes span{font-size:14px}

/*Development story*/
.development-story{background:#f7f3eb;position:relative}
.development-story:before{content:"STORY";position:absolute;right:3%;top:45px;font-size:150px;font-weight:900;letter-spacing:.04em;color:rgba(54,82,42,.045);line-height:1}
.development-intro{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:end;margin-bottom:64px;position:relative}
.development-intro .headline{margin-bottom:0}
.development-lead{font-size:16px;color:#6d675f;margin:0;border-left:3px solid var(--orange);padding-left:25px}
.interview-feature{display:grid;grid-template-columns:1.05fr .95fr;background:#fff;min-height:620px;box-shadow:0 18px 45px rgba(43,47,37,.08)}
.interview-photo{position:relative;min-height:620px;background:#d8d5cb}
.interview-photo>img{width:100%;height:100%;object-fit:cover}
.photo-placeholder{height:100%;min-height:620px;display:grid;place-items:center;align-content:center;gap:9px;background:linear-gradient(145deg,#c7c4b9,#e3e0d8);color:#6d6a61}
.photo-placeholder:before{content:"";width:110px;height:110px;border-radius:50%;border:1px solid rgba(70,70,60,.25);background:linear-gradient(#ddd9d0 45%,#b8b4aa 46%)}
.photo-placeholder span{font-size:12px;letter-spacing:.35em;font-weight:800}
.photo-placeholder small{font-size:12px}
.photo-caption{position:absolute;left:24px;bottom:20px;margin:0;background:rgba(29,67,24,.92);color:#fff;padding:9px 17px;font-size:12px}
.interview-copy{padding:70px 68px;display:flex;flex-direction:column;justify-content:center}
.interview-number{font-size:12px;font-weight:800;letter-spacing:.22em;color:var(--orange)}
.interview-copy h3{font-size:34px;line-height:1.5;margin:8px 0 28px}
.interview-copy>p{color:#69645d;font-size:14px}
.interview-copy blockquote{margin:30px 0;padding:5px 0 5px 25px;border-left:3px solid var(--green);font-size:21px;font-weight:700;line-height:1.7;color:#284a23}
.interview-copy .draft-note{font-size:11px;color:#9a948b;margin-top:25px}
.interview-points{display:grid;grid-template-columns:1fr 1fr;margin-top:28px}
.interview-points article{padding:38px 44px;background:#e9e5da;border-right:1px solid #fff}
.interview-points article:last-child{border:0}
.interview-points span{color:var(--orange);font-size:11px;font-weight:800;letter-spacing:.18em}
.interview-points h3{font-size:22px;margin:10px 0}
.interview-points p{font-size:13px;color:#6f6a62;margin:0}
@media (max-width:1050px){
  .site-header nav{gap:15px;font-size:11px}
}
@media (max-width:900px){
  .video-heading,.development-intro{grid-template-columns:1fr;gap:24px}
  .video-notes{grid-template-columns:1fr}
  .video-notes div{border-right:0;border-bottom:1px solid rgba(255,255,255,.17)}
  .video-notes div:last-child{border-bottom:0}
  .interview-feature{grid-template-columns:1fr}
  .interview-photo,.photo-placeholder{min-height:480px}
  .interview-copy{padding:48px 38px}
  .interview-points{grid-template-columns:1fr}
  .interview-points article{border-right:0;border-bottom:1px solid #fff}
  .interview-points article:last-child{border-bottom:0}
  .development-story:before{font-size:90px}
}
@media (max-width:560px){
  .video-placeholder:after{inset:12px}
  .video-play{width:64px;height:64px}
  .video-play:after{left:27px;top:20px;border-left-width:18px;border-top-width:12px;border-bottom-width:12px}
  .video-notes div{padding:17px 16px}
  .interview-photo,.photo-placeholder{min-height:360px}
  .interview-copy{padding:38px 24px}
  .interview-copy h3{font-size:26px}
  .interview-copy blockquote{font-size:18px}
  .interview-points article{padding:30px 24px}
  .development-story:before{display:none}
}

/*=========================================================
   Section rhythm & visual guidance refinements
   =========================================================*/
:root{--space-section:clamp(92px,8vw,132px);--space-section-compact:clamp(72px,6vw,100px);--space-section-linked:clamp(58px,5vw,82px)}

/*Base vertical rhythm*/
.section{padding:var(--space-section) 0}
.eyebrow{margin-bottom:14px}
.headline{margin-bottom:clamp(34px,4vw,52px)}
.section>.container>.headline,.section>.container>div>.headline{max-width:960px}

/*Hero to news: keep the first information block visually connected*/
.hero{min-height:1060px}
.hero-inner{min-height:1000px}
.news{padding:58px 0 92px}
.news-list{margin-top:26px}

/*Features: strong chapter opening, tighter internal story connection*/
#features{padding-top:132px;padding-bottom:0}
#features .feature-grid{margin-top:6px}
#features .story{margin-top:112px}
.story-copy{padding-top:clamp(56px,6vw,84px);padding-bottom:clamp(52px,5vw,76px)}

/*Usage and video are one continuous journey*/
#usage{padding-top:118px;padding-bottom:76px}
#usage .headline{margin-bottom:42px}
#usage .notice{margin-top:36px;margin-bottom:0}
#howto-video{padding-top:82px;padding-bottom:112px}
#howto-video:after{content:"";position:absolute;left:50%;top:0;width:1px;height:42px;background:rgba(255,255,255,.35);transform:translateX(-50%)}
.video-heading{margin-bottom:42px}
.video-notes{margin-top:28px}

/*Scenic divider: give the eye a pause before technical information*/
.mountain-banner{height:470px}
.mountain-banner h2{max-width:900px;margin:auto;line-height:1.45}

/*Technical and lineup sections*/
#spec{padding-top:126px;padding-bottom:126px}
#lineup{padding-top:116px;padding-bottom:112px}
#lineup .products{margin-top:4px}
.voices{padding-top:108px;padding-bottom:118px}

/*Development story leads naturally into FAQ*/
#development-story{padding-top:130px;padding-bottom:88px}
.development-intro{margin-bottom:54px}
.interview-points{margin-bottom:0}
#faq{padding-top:86px;padding-bottom:124px;position:relative}
#faq:before{content:"";position:absolute;left:50%;top:0;width:min(1260px,calc(100% - 80px));height:1px;background:rgba(45,112,24,.18);transform:translateX(-50%)}
#faq .headline{margin-bottom:38px}
.faq-tabs{margin-bottom:34px}

/*Closing sequence*/
.closing{height:480px}
.closing-copy{padding-top:76px}
.official{padding:82px 20px 88px}

/*Subtle directional accents*/
#usage .container,#development-story .container,#faq .container{position:relative}
#usage .container:before,#development-story .container:before,#faq .container:before{content:"";position:absolute;left:-24px;top:4px;width:4px;height:54px;background:var(--orange)}
@media (max-width:900px){
  .hero{min-height:900px}
  .hero-inner{min-height:860px}
  .news{padding:52px 0 76px}
  #features{padding-top:96px}
  #features .story{margin-top:82px}
  #usage{padding-top:92px;padding-bottom:62px}
  #howto-video{padding-top:72px;padding-bottom:88px}
  .mountain-banner{height:420px}
  #spec,#lineup,.voices{padding-top:92px;padding-bottom:92px}
  #development-story{padding-top:96px;padding-bottom:72px}
  #faq{padding-top:72px;padding-bottom:96px}
  #faq:before{width:calc(100% - 36px)}
  #usage .container:before,#development-story .container:before,#faq .container:before{left:-10px;height:44px}
  .official{padding:70px 18px 76px}
}
@media (max-width:560px){
  .section{padding:76px 0}
  .headline{margin-bottom:30px}
  .hero{min-height:800px}
  .hero-inner{min-height:760px;padding-top:24px}
  .news{padding:42px 0 64px}
  #features{padding-top:78px}
  #features .story{margin-top:62px}
  .story-copy{padding-top:44px;padding-bottom:50px}
  #usage{padding-top:78px;padding-bottom:52px}
  #usage .notice{margin-top:28px}
  #howto-video{padding-top:62px;padding-bottom:76px}
  #howto-video:after{height:30px}
  .video-heading{margin-bottom:30px}
  .mountain-banner{height:350px}
  .mountain-banner h2{font-size:28px;line-height:1.5}
  #spec,#lineup,.voices{padding-top:78px;padding-bottom:78px}
  #development-story{padding-top:80px;padding-bottom:58px}
  .development-intro{margin-bottom:38px}
  #faq{padding-top:62px;padding-bottom:82px}
  #faq .headline{margin-bottom:28px}
  .faq-tabs{margin-bottom:26px}
  .closing{height:430px}
  .closing-copy{padding-top:60px}
  .official{padding:58px 15px 64px}
  #usage .container:before,#development-story .container:before,#faq .container:before{display:none}
}

/*=========================================================
   Purchase information & final public-release polish
   =========================================================*/
:root{--brand-blue:#00a0e9;--shadow-soft:0 22px 60px rgba(35,48,31,.10)}

/*Consistent button language*/
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid transparent;border-radius:3px;line-height:1.4;transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease}
.btn span{transition:transform .22s ease}
.btn:hover span{transform:translateX(5px)}
.btn-contact{background:var(--deep);color:#fff;min-width:0;width:max-content;margin-top:22px}
.btn-outline{color:#fff;border-color:rgba(255,255,255,.78);background:rgba(18,53,19,.2);backdrop-filter:blur(5px)}
.btn-outline:hover{background:#fff;color:var(--deep)}

/*Purchase section*/
.purchase-section{position:relative;overflow:hidden;background:#f8f5ef;padding-top:112px;padding-bottom:124px}
.purchase-section:before{content:"BUY";position:absolute;right:2.5%;top:18px;font-size:clamp(90px,13vw,190px);font-weight:900;line-height:1;color:rgba(0,160,233,.045);letter-spacing:.04em}
.purchase-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:48px;position:relative}
.purchase-heading .headline{margin-bottom:0}
.purchase-logo{width:150px;height:auto;margin-bottom:10px}
.purchase-grid{display:grid;grid-template-columns:.9fr 1.1fr;box-shadow:var(--shadow-soft)}
.purchase-card{position:relative;padding:clamp(42px,5vw,72px);min-height:500px;display:flex;flex-direction:column;align-items:flex-start;overflow:hidden}
.purchase-card-retail{background:#fff}
.purchase-card-contact{background:var(--deep);color:#fff}
.purchase-card:after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;right:-105px;bottom:-105px;border:1px solid currentColor;opacity:.08}
.purchase-icon{width:62px;height:62px;display:grid;place-items:center;margin-bottom:30px;border-radius:50%;background:#eef8fc;color:var(--brand-blue)}
.purchase-card-contact .purchase-icon{background:rgba(255,255,255,.1);color:#fff}
.purchase-icon svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.purchase-label{font-size:11px;font-weight:800;letter-spacing:.24em;color:var(--brand-blue);margin:0 0 8px}
.purchase-card-contact .purchase-label{color:#8fd8f5}
.purchase-card h3{font-size:clamp(25px,2.4vw,36px);line-height:1.5;margin:0 0 24px;letter-spacing:-.02em}
.purchase-card>p:not(.purchase-label):not(.business-note){font-size:15px;color:#6b665f;margin:0;max-width:620px}
.purchase-card-contact>p:not(.purchase-label):not(.business-note){color:rgba(255,255,255,.76)}
.purchase-card small{display:block;margin-top:auto;padding-top:44px;color:#8b857d;font-size:12px}
.business-note{width:100%;margin:34px 0 0;padding-top:25px;border-top:1px solid rgba(255,255,255,.18);font-size:13px;color:#fff}
.business-note strong{font-weight:600}

/*=========================================================
   Final emotional CTA — photo visibility refinement
   =========================================================*/
.closing-cta{min-height:590px;height:auto;display:grid;place-items:center;overflow:hidden;background-color:#163a2a;background-position:center 38%;background-size:cover;background-repeat:no-repeat}
.closing-cta .closing-bg{background:linear-gradient( rgba(22,58,42,.42),rgba(22,58,42,.42) )}
.closing-cta .closing-copy{max-width:980px;padding:100px 30px;color:#fff}
.closing-cta .eyebrow{color:#ffc0ac}
.closing-cta .closing-copy h2{font-size:clamp(42px,5vw,67px);text-shadow:0 2px 10px rgba(0,0,0,.30)}
.closing-cta .closing-copy p{text-shadow:0 2px 8px rgba(0,0,0,.28)}
.closing-cta .closing-copy p:last-of-type{max-width:760px;margin:26px auto 0;color:rgba(255,255,255,.92);font-weight:500}
.closing-actions{display:flex;justify-content:center;gap:18px;margin-top:42px}
.closing-actions .btn{min-width:260px}

/*Official site link*/
.official{padding:58px 20px;background:#fff}
.official a{display:inline-flex;align-items:center;gap:24px;background:transparent;color:var(--ink);font-size:15px;padding:12px 0;border-radius:0;border-bottom:1px solid #d9d9d9;box-shadow:none}
.official a:hover{box-shadow:none;transform:none;border-color:var(--brand-blue);color:var(--brand-blue)}
.official img{width:94px}
.official b{font-size:20px;font-weight:500;transition:transform .2s}
.official a:hover b{transform:translateX(5px)}

/*Refined cards and reveal timing*/
.feature-grid article,.steps article,.products article,.voice-grid article,.faq-list details{transition:transform .22s ease,box-shadow .22s ease}
@media (hover:hover){
  .feature-grid article:hover,.products article:hover{transform:translateY(-4px);box-shadow:0 18px 35px rgba(35,48,31,.08);position:relative;z-index:1}
  .faq-list details:hover{box-shadow:0 8px 24px rgba(35,48,31,.07)}
}
@media (max-width:900px){
  .purchase-section{padding-top:92px;padding-bottom:96px}
  .purchase-heading{align-items:center}
  .purchase-logo{width:115px}
  .purchase-grid{grid-template-columns:1fr}
  .purchase-card{min-height:0}
  .closing-actions{flex-direction:column;align-items:center}
  .closing-actions .btn{width:min(100%,340px)}
}
@media (max-width:560px){
  .purchase-section{padding-top:76px;padding-bottom:78px}
  .purchase-heading{display:block;margin-bottom:32px}
  .purchase-logo{width:105px;margin:24px 0 0}
  .purchase-card{padding:38px 24px}
  .purchase-card h3{font-size:24px}
  .purchase-card small{padding-top:30px}
  .btn-contact{width:100%;padding-left:18px;padding-right:18px}
  .closing-cta{min-height:560px;background-position:center center;background-size:cover}
  .closing-cta .closing-copy{padding:72px 18px}
  .closing-cta .closing-copy h2{font-size:36px}
  .closing-actions{margin-top:34px}
  .closing-actions .btn{min-width:0;width:100%}
  .official{padding:45px 18px}
  .official a{gap:14px;font-size:13px}
  .official img{width:76px}
}
@media (prefers-reduced-motion:reduce){
  .btn span,.official b,.feature-grid article,.steps article,.products article,.voice-grid article,.faq-list details{transition:none}
}

/*Product lineup — layout refinement*/
#lineup .products{margin-top:38px;border:1px solid #e3ddd3;background:#f8f4ed}
#lineup .product-card{min-height:480px;padding:34px 36px 30px;background:#f8f4ed;display:flex;flex-direction:column}
#lineup .product-head{min-height:50px;padding-bottom:22px;margin-bottom:26px;border-bottom:1px solid #d9d1c6;display:flex;align-items:center;justify-content:space-between;gap:18px}
#lineup .product-head b{font-family:Impact,Haettenschweiler,"Arial Narrow Bold",sans-serif;font-size:34px;line-height:1;font-weight:400;letter-spacing:.015em;color:#090705;white-space:nowrap}
#lineup .product-label{min-width:128px;height:36px;padding:0 16px;border:1px solid #d5cec4;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;font-size:14px;line-height:1;color:#6e675d;background:transparent;white-space:nowrap}
#lineup .product-label-primary{min-width:72px;border-color:#e64012;background:#e64012;color:#fff;font-weight:700}
#lineup .product-body{flex:1;min-height:265px;display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:18px;align-items:start}
#lineup .product-copy h3{margin:0 0 26px;font-size:22px;line-height:1.45;color:#6c665d}
#lineup .product-copy p{margin:0;font-size:14px;line-height:2.05;color:#686157}
#lineup .product-image{height:280px;display:flex;align-items:center;justify-content:center;align-self:center}
#lineup .product-image img{width:100%;max-width:120px;height:100%;margin:0;object-fit:contain}
#lineup .product-card:nth-child(3) .product-image img{max-width:150px}
#lineup .product-card small{min-height:62px;margin-top:18px;padding-top:16px;border-top:1px solid #d9d1c6;display:block;font-size:13px;line-height:1.8;color:#777066}
@media (max-width:1080px) and (min-width:761px){
  #lineup .product-card{padding:28px 24px 26px}
  #lineup .product-head{gap:10px}
  #lineup .product-head b{font-size:28px}
  #lineup .product-label{min-width:104px;padding:0 10px;font-size:12px}
  #lineup .product-label-primary{min-width:64px}
  #lineup .product-body{grid-template-columns:minmax(0,1fr) 92px;gap:10px}
  #lineup .product-image{height:235px}
}
@media (max-width:760px){
  #lineup .products{margin-top:28px;border-bottom:0}
  #lineup .product-card{min-height:0;padding:28px 24px 26px;border-right:0;border-bottom:1px solid #ddd5ca}
  #lineup .product-head{min-height:44px;padding-bottom:18px;margin-bottom:22px}
  #lineup .product-head b{font-size:31px}
  #lineup .product-label{height:34px;min-width:116px;font-size:13px}
  #lineup .product-label-primary{min-width:68px}
  #lineup .product-body{min-height:0;grid-template-columns:minmax(0,1fr) 105px;gap:14px}
  #lineup .product-copy h3{margin-bottom:18px;font-size:20px}
  #lineup .product-copy p{font-size:13px;line-height:1.9}
  #lineup .product-image{height:225px}
  #lineup .product-image img{max-width:105px}
  #lineup .product-card:nth-child(3) .product-image img{max-width:125px}
  #lineup .product-card small{min-height:0;margin-top:16px;padding-top:14px}
}
@media (max-width:420px){
  #lineup .product-card{padding-left:18px;padding-right:18px}
  #lineup .product-head b{font-size:27px}
  #lineup .product-label{min-width:102px;padding:0 10px;font-size:12px}
  #lineup .product-label-primary{min-width:62px}
  #lineup .product-body{grid-template-columns:minmax(0,1fr) 88px;gap:10px}
  #lineup .product-image{height:205px}
}

/*=========================================================
   Usage STEP cards — typography-only refinement
   Explanatory text remains unchanged in index.html.
   =========================================================*/
#usage .steps{background:transparent;gap:1px;border:1px solid rgba(62,73,58,.13);overflow:visible}
#usage .steps article{position:relative;min-height:330px;padding:42px 34px 48px;border-right:1px solid rgba(62,73,58,.13);background:#f8f4ec;display:flex;flex-direction:column;transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease}
#usage .steps article:last-child{border-right:0}
#usage .steps article::after{content:"";position:absolute;left:34px;right:34px;bottom:0;height:3px;background:var(--orange);transform:scaleX(.32);transform-origin:left center;transition:transform .24s ease}
#usage .steps b{display:block;margin:0 0 12px;color:#f0cfc2;font-family:Impact,Haettenschweiler,"Arial Narrow Bold",sans-serif;font-size:clamp(66px,5.2vw,86px);font-weight:400;line-height:.82;letter-spacing:.015em}
#usage .steps span{display:block;width:max-content;margin:0 0 26px;color:var(--orange);font-size:12px;font-weight:800;line-height:1;letter-spacing:.34em;text-indent:.34em}
#usage .steps h3{min-height:0;margin:0 0 22px;padding-top:24px;border-top:1px solid rgba(62,73,58,.18);color:var(--ink);font-size:clamp(19px,1.55vw,23px);font-weight:800;line-height:1.55;letter-spacing:.015em}
#usage .steps p{margin:auto 0 0;color:var(--muted);font-size:14px;line-height:2}
@media (hover:hover){
  #usage .steps article:hover{z-index:1;transform:translateY(-5px);background:#fff;box-shadow:0 18px 36px rgba(38,52,35,.09)}
  #usage .steps article:hover::after{transform:scaleX(1)}
}
@media (max-width:900px){
  #usage .steps{gap:0}
  #usage .steps article{min-height:300px;padding:38px 30px 44px}
  #usage .steps article:nth-child(2){border-right:0}
  #usage .steps article:nth-child(-n/**/+2){border-bottom:1px solid rgba(62,73,58,.13)}
  #usage .steps article::after{left:30px;right:30px}
}
@media (max-width:560px){
  #usage .steps{border-bottom:0}
  #usage .steps article{min-height:0;padding:34px 26px 40px;border-right:0;border-bottom:1px solid rgba(62,73,58,.13)}
  #usage .steps article:nth-child(-n/**/+2){border-bottom:1px solid rgba(62,73,58,.13)}
  #usage .steps article::after{left:26px;right:26px;height:2px;transform:scaleX(.22)}
  #usage .steps b{font-size:68px;margin-bottom:10px}
  #usage .steps span{margin-bottom:22px;font-size:11px;letter-spacing:.32em;text-indent:.32em}
  #usage .steps h3{padding-top:20px;margin-bottom:16px;font-size:20px}
  #usage .steps p{margin:0;font-size:13px;line-height:1.95}
}
@media (prefers-reduced-motion:reduce){
  #usage .steps article,#usage .steps article::after{transition:none}
}

/*==================================================
   ファーストビュー　最終調整
==================================================*/
.hero{overflow:hidden}
.hero-inner{grid-template-columns:1.15fr 0.85fr}
.hero h1{font-size:102px;line-height:1.08;letter-spacing:-0.045em;margin-top:12px;margin-bottom:18px}
.hero-product{height:680px;margin-top:34px;margin-left:54px;align-self:center}
@media (max-width:1100px) and (min-width:901px){
  .hero h1{font-size:88px}
  .hero-product{height:610px;margin-left:24px}
}
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero h1{font-size:66px;line-height:1.12;letter-spacing:-0.035em}
  .hero-product{margin-top:0;margin-left:0}
}
@media (max-width:560px){
  .hero h1{font-size:50px;line-height:1.16}
}

/*==================================================
   ファーストビュー　完成版
==================================================*/
.hero-copy .lead{max-width:710px;font-weight:400;line-height:2.05;letter-spacing:0.035em}
.hero-numbers{align-items:flex-start}
.hero-numbers div{gap:8px}
.hero-numbers span{font-size:13px;font-weight:600;line-height:1.5;letter-spacing:0.1em}
.hero-product{height:700px;margin-top:54px;margin-left:36px;transform:translateX(10px);filter:drop-shadow(0 24px 26px rgba(0,0,0,0.18))}
@media (max-width:1100px) and (min-width:901px){
  .hero-copy .lead{max-width:620px;font-size:18px}
  .hero-numbers{gap:42px}
  .hero-product{height:625px;margin-top:42px;margin-left:10px;transform:translateX(4px)}
}
@media (max-width:900px){
  .hero-copy .lead{max-width:600px;font-size:17px;line-height:1.95}
  .hero-numbers span{font-size:12px;letter-spacing:0.08em}
  .hero-product{height:460px;margin-top:0;margin-left:0;transform:none}
}
@media (max-width:560px){
  .hero-copy .lead{font-size:15px;line-height:1.9;letter-spacing:0.02em}
  .hero-copy .lead br{display:none}
  .hero-numbers{gap:20px 28px}
  .hero-numbers div{gap:5px}
  .hero-numbers span{font-size:11px;letter-spacing:0.07em}
  .hero-product{height:340px}
}

/*==================================================
   ファーストビュー　MADE IN JAPAN
==================================================*/
.hero-made-in-japan{display:flex;align-items:center;gap:18px;margin:0 0 22px}
.hero-made-in-japan img{display:block;width:76px;height:auto;box-shadow:0 5px 14px rgba(0,0,0,.18)}
.hero-made-in-japan span{color:var(--ink);font-size:21px;font-weight:700;line-height:1;letter-spacing:.055em}
@media (max-width:900px){
  .hero-made-in-japan{gap:15px;margin-bottom:18px}
  .hero-made-in-japan img{width:66px}
  .hero-made-in-japan span{font-size:18px}
}
@media (max-width:560px){
  .hero-made-in-japan{gap:12px;margin-bottom:16px}
  .hero-made-in-japan img{width:56px}
  .hero-made-in-japan span{font-size:15px;letter-spacing:.04em}
}