/*
Theme Name: Merisen
Description: Merisen informational preview theme.
Version: 1.0.0
Text Domain: merisen
*/
html{scroll-behavior:smooth}img,video{max-width:100%;height:auto}main,.hero>div,.card{min-width:0}p,a,h1,h2,h3{overflow-wrap:break-word}a:focus-visible,summary:focus-visible{outline:3px solid #769a7d;outline-offset:4px}summary{min-height:44px}nav a{display:inline-flex;align-items:center;min-height:44px}

@media(min-width:701px) and (max-width:1024px){.hero{padding:65px 6%;gap:30px;grid-template-columns:1.3fr 1fr}.grid{gap:16px}.card{padding:20px}section.content{padding:50px 6%}}
@media(max-width:700px){header{flex-direction:column;align-items:stretch;padding:16px 6%;gap:8px}nav{justify-content:space-between;gap:8px}nav a{padding:4px 8px;font-size:15px}.hero{padding:40px 6%;gap:28px}h1{font-size:clamp(34px,10vw,48px);line-height:1.15;margin:18px 0}h2{font-size:28px;line-height:1.25}h3{font-size:20px;line-height:1.35}.visual{width:100%;max-width:280px;justify-self:center}section.content{padding:36px 6%}.grid{gap:16px}.card{padding:22px}.eyebrow{letter-spacing:2px}.button{min-height:48px;text-align:center}details{padding:16px 0}summary{display:list-item;padding:8px 0}footer{padding:24px 6%;font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
:root{--ink:#173c39;--accent:#b6d7ba;--paper:#fafbf7}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,sans-serif;line-height:1.6}a{color:inherit}header{display:flex;align-items:center;justify-content:space-between;padding:24px 6%;border-bottom:1px solid #dce6dc}.logo{font-size:28px;font-weight:700;letter-spacing:2px;text-decoration:none}nav{display:flex;gap:26px}nav a{text-decoration:none;font-size:14px}.hero{padding:100px 8%;background:#eaf1e6;display:grid;grid-template-columns:1.3fr 1fr;gap:60px;align-items:center}.eyebrow{font-size:12px;letter-spacing:3px;text-transform:uppercase}h1{font-size:clamp(42px,6vw,76px);line-height:1.08;font-weight:500;margin:24px 0}p{max-width:620px}.button{display:inline-block;padding:14px 24px;background:var(--ink);color:white;text-decoration:none;border-radius:6px;margin-top:18px}.visual{aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff 0,#d2e2cf 45%,#9abca6 100%);display:flex;align-items:center;justify-content:center;font-size:clamp(38px,5vw,70px);letter-spacing:3px;font-family:Georgia,serif}section.content{padding:70px 8%}h2{font-size:34px;font-weight:500}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{padding:30px;background:white;border:1px solid #dce6dc;border-radius:12px}.card span{font-size:12px;letter-spacing:2px}.notice{border-left:3px solid #769a7d;padding-left:20px;color:#52655d}details{border-bottom:1px solid #dce6dc;padding:20px 0}summary{cursor:pointer;font-weight:600}footer{padding:30px 8%;background:var(--ink);color:white;font-size:13px}@media(max-width:700px){header{align-items:flex-start;gap:20px}nav{gap:10px;flex-wrap:wrap}.hero{grid-template-columns:1fr;padding:60px 8%}.visual{max-width:280px}.grid{grid-template-columns:1fr}section.content{padding:45px 8%}}
.facility-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.facility-grid figure{margin:0;background:white;border:1px solid #dce6dc;border-radius:12px;overflow:hidden}.facility-grid img{display:block;width:100%;height:auto}.facility-grid figcaption{padding:14px 18px;font-size:14px}@media(max-width:1024px){.facility-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.facility-grid{grid-template-columns:1fr;gap:20px}}
.production-feature{display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:center;margin:32px 0}.video-stage{position:relative;aspect-ratio:16/9;background:#173c39;border-radius:12px;overflow:hidden}.video-stage video{width:100%;height:100%;display:block;object-fit:contain}.video-cover{position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;cursor:pointer;background:#173c39;color:white}.frame-window{display:block;position:relative;aspect-ratio:803/452;overflow:hidden}.frame-window img{position:absolute;left:0;top:-25.44%;width:100%;max-width:none;height:auto}.video-cover .frame-window{position:absolute;inset:0;height:100%;aspect-ratio:auto}.play-label{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#173c39e8;padding:14px 24px;border-radius:30px;white-space:nowrap;font-size:16px}.media-watermark{position:absolute;right:12px;bottom:52px;color:white;text-shadow:0 1px 3px #000;font-size:16px;font-weight:bold;pointer-events:none;z-index:2}.media-watermark-repeat{position:absolute;inset:12% 0;color:#ffffff65;text-shadow:0 1px 2px #0005;transform:rotate(-20deg);text-align:center;font-size:clamp(14px,2vw,24px);pointer-events:none;z-index:1;line-height:1.5}.production-detail{margin:0;border:1px solid #dce6dc;border-radius:12px;overflow:hidden;background:white}.production-detail figcaption{padding:14px 18px;font-size:14px}.production-detail .media-watermark{bottom:12px}@media(max-width:700px){.production-feature{grid-template-columns:1fr;gap:24px}.play-label{padding:12px 18px}.media-watermark{font-size:13px}}
[hidden]{display:none!important}
.product-page{max-width:1440px;margin:auto;padding:24px 6% 60px}.breadcrumb{font-size:13px;color:#647970;margin-bottom:30px}.product-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:60px;align-items:start}.product-photo{position:relative;background:linear-gradient(145deg,#fff,#edf2ed);border:1px solid #dce6dc;border-radius:18px;padding:30px;min-width:0}.product-photo img{display:block;width:100%;height:auto}.product-watermark{position:absolute;bottom:16px;right:18px;font-size:15px;color:#173c39a6;pointer-events:none}.product-info h1{font-size:48px;margin:16px 0}.product-subtitle{color:#647970}.product-price{font-size:24px;border-bottom:1px solid #dce6dc;padding-bottom:20px}.spec-label{font-weight:bold;margin:24px 0 12px}.spec-option{display:inline-flex;gap:35px;align-items:center;border:2px solid #173c39;border-radius:6px;padding:12px 20px;font-weight:bold}.spec-note,.product-status{font-size:13px;color:#647970}.unavailable-button{display:block;width:100%;padding:17px;background:#dce6dc;border:0;border-radius:6px;font-size:16px;color:#4e6558;margin:24px 0 10px;cursor:not-allowed}.packaging-note{background:#fff4e4;padding:18px 20px;border-radius:8px;margin-top:24px;font-size:14px;color:#665138}.packaging-note p{margin-bottom:0}.product-description{margin-top:64px;padding-top:35px;border-top:1px solid #dce6dc}@media(max-width:900px){.product-layout{gap:30px}.product-info h1{font-size:38px}}@media(max-width:700px){.product-page{padding:20px 6% 40px}.product-layout{grid-template-columns:1fr;gap:28px}.product-photo{padding:16px}.product-info h1{font-size:36px}.product-description{margin-top:40px}}
.product-story{margin-top:56px;padding:36px;border-radius:16px;background:#eaf1e6}.product-story h2{margin:14px 0 24px}.product-story h3{font-size:22px}.product-story p{line-height:1.9}.design-story{margin-top:28px;padding-top:20px;border-top:1px solid #ceddcb}.story-closing{font-weight:600;margin-top:26px}@media(max-width:700px){.product-story{margin-top:36px;padding:24px 20px}.product-story h3{font-size:20px}.product-story br{display:none}}
body{font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif}.hero h1{font-size:clamp(34px,4.4vw,62px);line-height:1.3}.product-info h1{line-height:1.3}@media(max-width:700px){.hero h1{font-size:clamp(28px,7.5vw,42px)}}
.detail-layout{margin-top:60px;border-top:1px solid #dce6dc}.detail-tabs{display:flex;justify-content:center;gap:34px;border-bottom:1px solid #dce6dc;margin-bottom:36px}.detail-tabs button{padding:20px 12px;border:0;border-bottom:3px solid transparent;background:none;color:#647970;font-size:17px;min-height:60px}.detail-tabs button[aria-selected=true]{color:#173c39;border-bottom-color:#173c39;font-weight:bold}.detail-tabs button:focus-visible{outline:2px solid #769a7d}.long-description{max-width:1000px;margin:auto}.description-heading{padding:24px 0;text-align:center}.description-heading h2{font-size:38px;margin:12px 0}.description-heading p{max-width:none}.description-strength{font-size:24px;color:#9a651c}.description-photo{margin:15px auto 35px;max-width:720px;text-align:center}.description-photo img{display:block;width:100%;height:auto}.description-photo figcaption{font-size:13px;color:#647970;margin:12px 0}.chapter-title{font-size:23px;border-left:4px solid #173c39;padding-left:15px;margin:38px 0 20px}.product-facts{width:100%;border-collapse:collapse;background:white;font-size:15px}.product-facts th,.product-facts td{border:1px solid #dce6dc;padding:16px 20px;text-align:left;overflow-wrap:anywhere}.product-facts th{width:28%;background:#f1f5ef;font-weight:600}.long-description .product-story{background:transparent;border-radius:0;padding:0;margin:0}.long-description .product-story h2{font-size:28px}.long-description .product-description{border:0;margin:0;padding:0}.long-description .grid{grid-template-columns:1fr;gap:16px}.long-description .card{border:0;border-bottom:1px solid #dce6dc;border-radius:0;padding:12px 0 20px}.long-description .card h3{font-size:20px;margin:8px 0}.long-description p{max-width:none}.description-footnote{padding:24px;margin-top:32px;background:#f1f5ef;border-radius:8px;font-size:14px}.sr-only-product{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@media(max-width:700px){.detail-layout{margin-top:36px}.detail-tabs{gap:12px;justify-content:space-between;margin-bottom:20px}.detail-tabs button{font-size:15px;padding:16px 8px}.description-heading h2{font-size:28px}.description-strength{font-size:20px}.chapter-title{font-size:20px}.product-facts th,.product-facts td{padding:12px;font-size:14px}.product-facts th{width:34%}.long-description .product-story h2{font-size:25px}}