/* Lumen Haru — site styles. Uses tokens from themes.css. */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
  transition:background .3s ease,color .3s ease;
}
:lang(ja){font-family:"Noto Sans JP","Be Vietnam Pro",sans-serif}
:lang(km){font-family:"Kantumruy Pro","Be Vietnam Pro",sans-serif}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.15;margin:0;font-weight:800;letter-spacing:-.01em}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;
  padding:13px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .2s ease,background .2s ease,color .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:var(--accent-ink);box-shadow:var(--shadow)}
.btn-primary:hover{background:var(--accent-2)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-text)}

/* top utility bar */
.topbar{background:var(--bg-alt);border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;height:38px}
.switchers{display:flex;gap:14px;align-items:center}
.switchers select{background:transparent;border:1px solid var(--line);border-radius:8px;
  color:var(--ink);padding:4px 8px;font-size:12px;font-family:inherit;cursor:pointer}

/* header */
.site-header{position:sticky;top:0;z-index:50;padding:0;background:color-mix(in srgb,var(--surface) 88%,transparent);
  backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:11px;font-weight:900;letter-spacing:.05em;font-size:19px;color:var(--ink)}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;
  border-radius:9px;background:var(--accent);color:var(--accent-ink);font-weight:900;font-size:15px;letter-spacing:.01em;flex:0 0 auto}
.nav{display:flex;gap:24px;margin-left:8px}
.nav a{font-weight:600;font-size:15px;color:var(--ink-soft);position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--accent);transition:width .25s ease}
.nav a:hover{color:var(--ink)}.nav a:hover::after{width:100%}
.header-cta{margin-left:auto;display:flex;align-items:center;gap:12px}
.menu-toggle{display:none;background:none;border:0;color:var(--ink);font-size:26px;cursor:pointer}

/* hero */
.hero{background:linear-gradient(160deg,var(--hero-from),var(--hero-to));border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:72px 24px}
.hero h1{font-size:clamp(34px,5vw,56px);margin:14px 0 16px}
.hero h1 .hl{color:var(--accent)}
.hero .lead{font-size:18px;color:var(--ink-soft);max-width:46ch}
.hero .cta{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-art{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);
  background:var(--surface);aspect-ratio:4/3}
.hero-art img{width:100%;height:100%;object-fit:cover}
.stats{display:flex;gap:34px;margin-top:34px}
.stats b{display:block;font-size:30px;color:var(--ink)}
.stats span{font-size:13px;color:var(--muted)}

/* sections */
section{padding:64px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:30px}
.section-head h2{font-size:clamp(24px,3vw,34px)}
.section-head p{color:var(--muted);margin:6px 0 0}
.more{color:var(--accent-text);font-weight:700;font-size:14px}

/* trust strip */
.trust{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:18px 24px}
.trust .item{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--ink-soft)}
.trust .item svg{width:22px;height:22px;stroke:var(--accent);fill:none;stroke-width:1.8}

/* brand strip */
.brands{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.brandcard{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:26px;
  display:flex;flex-direction:column;gap:10px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.brandcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--accent)}
.brandcard .logo{height:46px;display:flex;align-items:center}
.brandcard .logo img{height:100%;width:auto;object-fit:contain}
.brandcard .tag{font-size:14px;color:var(--muted)}
.brandcard .go{font-weight:700;font-size:13px;color:var(--accent-text);margin-top:auto}
.bn-hakudo{color:var(--hakudo)} .bn-kt{color:var(--king-tiger)} .bn-uni{color:var(--uni)}
[data-theme="black"] .bn-hakudo{color:#F2A024}

/* category cards */
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);
  background:var(--surface);min-height:230px;display:flex;align-items:flex-end;
  transition:transform .2s ease,box-shadow .2s ease}
.cat:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9;transition:transform .4s ease}
.cat:hover img{transform:scale(1.05)}
.cat .label{position:relative;z-index:2;width:100%;padding:18px 20px;
  background:linear-gradient(transparent,rgba(0,0,0,.72));color:#fff}
.cat .label h3{font-size:20px}.cat .label span{font-size:13px;opacity:.85}

/* product cards */
.prods{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ph{aspect-ratio:1/1;background:var(--bg-alt);display:flex;align-items:center;justify-content:center;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover}
.card .body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.badge{align-self:flex-start;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  padding:3px 8px;border-radius:6px;background:var(--bg-alt);color:var(--ink-soft)}
.card h4{font-size:15px;line-height:1.3}
.card .spec{font-size:12px;color:var(--muted)}
.card .price{font-weight:800;margin-top:auto;font-size:16px}
.card .price small{color:var(--muted);font-weight:600}
.card .quote{color:var(--accent-text);font-weight:800;font-size:14px;margin-top:auto}
.card .ph.ph-contain{background:#fff}
.card .ph.ph-contain img{object-fit:contain;padding:14px}

/* value props */
.values{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.vgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.val{display:flex;gap:14px}
.val .ic{flex:0 0 44px;height:44px;border-radius:10px;background:var(--surface);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center}
.val .ic svg{width:22px;height:22px;stroke:var(--accent);fill:none;stroke-width:1.8}
.val h4{font-size:16px;margin-bottom:4px}.val p{font-size:14px;color:var(--muted);margin:0}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--accent),var(--accent-2));color:var(--accent-ink)}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:46px 24px;flex-wrap:wrap}
.cta-band h2{font-size:28px}.cta-band p{margin:6px 0 0;opacity:.9}
.cta-band .btn-onink{background:var(--accent-ink);color:var(--accent)}

/* footer */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:54px 0 28px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.fcol h5{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.fcol a{display:block;color:var(--ink-soft);font-size:14px;padding:5px 0}
.fcol a:hover{color:var(--accent)}
.flogos{display:flex;gap:14px;align-items:center;margin-top:12px;opacity:.8}
.flogos img{height:26px;width:auto}
.fbot{margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted);flex-wrap:wrap}

/* scroll-reveal animation */
.reveal{transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1)}
.js-anim .reveal{opacity:0;transform:translateY(20px)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* responsive */
@media (max-width:980px){
  .hero .wrap{grid-template-columns:1fr;padding:48px 24px}
  .prods{grid-template-columns:repeat(2,1fr)}
  .brands,.cats,.vgrid{grid-template-columns:1fr}
  .trust .wrap{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  .nav{display:none}
  .menu-toggle{display:block}
  .nav.open{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;
    background:var(--surface);border-bottom:1px solid var(--line);padding:14px 24px;margin:0}
}
@media (max-width:520px){.prods{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr}.stats{flex-wrap:wrap;gap:20px}}

/* ===== Long-scroll homepage ===== */
.lx-hero{position:relative;min-height:84vh;display:flex;align-items:center;background:#14110a;overflow:hidden}
.lx-hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.lx-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,12,6,.88),rgba(15,12,6,.35))}
.lx-hero .wrap{position:relative;z-index:2}
.lx-hero .eyebrow{color:var(--accent-2)}
.lx-hero h1{color:#fff;font-size:clamp(40px,6vw,68px);line-height:1.02;max-width:15ch;margin:14px 0 18px;font-weight:900}
.lx-hero h1 .hl{color:var(--accent)}
.lx-hero p{color:#e8e3d7;font-size:18px;max-width:44ch;margin-bottom:28px}
.lx-hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.lx-band{padding:84px 0}
.lx-brands{background:var(--bg-alt);text-align:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.lx-brands h2{font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:30px}
.lx-brands .row{display:flex;justify-content:center;gap:64px;flex-wrap:wrap;align-items:center}
.lx-brands .row img{height:56px;width:auto;object-fit:contain}
.lx-feat .wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.lx-feat.alt .wrap{direction:rtl}.lx-feat.alt .wrap>*{direction:ltr}
.lx-feat .media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.lx-feat .media img{width:100%;aspect-ratio:5/4;object-fit:cover;transition:transform .5s ease}
.lx-feat .media:hover img{transform:scale(1.04)}
.lx-feat .eyebrow{color:var(--accent-text)}
.lx-feat h3{font-size:clamp(26px,3.4vw,38px);margin:12px 0 12px}
.lx-feat p{color:var(--muted);font-size:17px;max-width:42ch}
.lx-feat .more{display:inline-block;margin-top:16px;font-weight:700}
.lx-stats{background:#14110a;color:#fff}
.lx-stats .wrap{display:flex;justify-content:center;gap:90px;flex-wrap:wrap;text-align:center}
.lx-stats b{display:block;font-size:52px;color:var(--accent);line-height:1}
.lx-stats span{color:#c7c2b6;font-size:14px}
@media(max-width:880px){.lx-feat .wrap{grid-template-columns:1fr}.lx-stats .wrap{gap:36px}.lx-band{padding:60px 0}}

/* ============ INNER PAGES ============ */
/* compact page hero (gold gradient) */
.page-hero{background:linear-gradient(160deg,var(--hero-from),var(--hero-to));border-bottom:1px solid var(--line)}
.page-hero .wrap{padding:72px 24px 64px}
.page-hero .eyebrow{margin-bottom:10px}
.page-hero h1{font-size:clamp(32px,5vw,52px);max-width:18ch}
.page-hero p{color:var(--ink-soft);font-size:18px;max-width:56ch;margin:14px 0 0}

/* prose (about, certifications) */
.prose{max-width:760px}
.prose h2{font-size:clamp(22px,3vw,30px);margin:40px 0 12px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--ink-soft);font-size:17px;margin:0 0 14px}

/* product detail */
.pd{padding:56px 24px}
.pd>.more{display:inline-block;margin-bottom:22px}
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.pd-media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow);background:var(--bg-alt)}
.pd-media img{width:100%;aspect-ratio:1/1;object-fit:cover}
.pd-info .eyebrow{margin-bottom:8px}
.pd-info h1{font-size:clamp(26px,3.4vw,38px);margin:6px 0 10px}
.pd-spec{color:var(--ink-soft);font-size:16px;margin:0 0 6px}
.pd-price{font-weight:800;font-size:28px;margin:18px 0}
.pd-price small{color:var(--muted);font-weight:600;font-size:16px}
.pd-price .spec{font-size:13px;color:var(--muted);font-weight:600;margin-top:2px}
.pd-price.quote{color:var(--accent-text)}
.pd-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.pd-media.pd-contain{background:#fff}
.pd-media.pd-contain img{object-fit:contain;padding:18px}
@media(max-width:880px){.pd-grid{grid-template-columns:1fr}}
/* per-line pillars strip (under the H1) */
.pd-pillars{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 18px}
.pd-pillar{display:inline-flex;align-items:center;font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  padding:6px 11px;border:1px solid color-mix(in srgb,var(--p-accent,var(--accent)) 55%,var(--line));
  color:var(--p-accent,var(--accent-text));border-radius:999px;
  background:color-mix(in srgb,var(--p-accent,var(--accent)) 6%,transparent)}
[data-theme="black"] .pd-pillar{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 60%,var(--line));background:color-mix(in srgb,var(--accent) 10%,transparent)}

/* per-line signature feature block (below the hero) */
.pd-feature{max-width:980px;margin:48px 0 0}
.pd-feature h3{font-size:18px;margin:0 0 14px;color:var(--p-accent,var(--ink))}
[data-theme="black"] .pd-feature h3{color:var(--accent)}
/* callout variant */
.pd-feat-callout{border-left:4px solid var(--p-accent,var(--accent));background:var(--bg-alt);padding:18px 22px;border-radius:0 12px 12px 0}
.pd-feat-callout p{margin:0;color:var(--ink-soft);font-size:15px;line-height:1.65}
.pd-feat-callout.is-warn{border-left-color:#C2141B}
.pd-feat-callout.is-warn h3{color:#C2141B}
[data-theme="black"] .pd-feat-callout.is-warn h3{color:#EF6A6F}
/* table variant */
.pd-feat-table table{width:100%;border-collapse:collapse;font-size:14px}
.pd-feat-table th,.pd-feat-table td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.pd-feat-table thead th{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border-bottom:2px solid var(--line);font-weight:700}
.pd-feat-table tbody td:first-child{font-weight:700;color:var(--ink)}
.pd-feat-table tbody tr:hover{background:var(--bg-alt)}
/* list variant */
.pd-feat-list ol{margin:0;padding-left:24px;font-size:15px;color:var(--ink-soft);counter-reset:flist}
.pd-feat-list li{margin-bottom:10px;line-height:1.55}
.pd-feat-list li::marker{font-weight:800;color:var(--p-accent,var(--accent-text))}
[data-theme="black"] .pd-feat-list li::marker{color:var(--accent)}

/* rich detail copy */
.pd-lead{color:var(--ink-soft);font-size:17px;line-height:1.6;margin:0 0 18px}
.pd-apps{margin:0 0 18px}
.pd-apps h4{font-size:13px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
.pd-apps ul{margin:0;padding-left:18px;columns:2;column-gap:28px}
.pd-apps li{font-size:14px;color:var(--ink-soft);margin-bottom:5px;break-inside:avoid}
.pd-meta{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:0 0 22px;font-size:14px}
.pd-meta dt{font-weight:700;color:var(--muted)}
.pd-meta dd{margin:0;color:var(--ink-soft)}
.pd-note{margin-top:40px;max-width:760px;border-left:3px solid var(--accent);padding:4px 0 4px 18px}
.pd-note h3{font-size:16px;margin-bottom:8px}
.pd-note p{color:var(--ink-soft);font-size:15px;margin:0;line-height:1.6}
@media(max-width:560px){.pd-apps ul{columns:1}}

/* variant / size-price table */
.pd-table{margin-top:48px}
.pd-table h3{font-size:20px;margin-bottom:14px}
.pd-variants{width:100%;border-collapse:collapse;font-size:14px}
.pd-variants th,.pd-variants td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line)}
.pd-variants thead th{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);border-bottom:2px solid var(--line)}
.pd-variants td:first-child{font-weight:700;white-space:nowrap}
.pd-variants .vspec{color:var(--muted)}
.pd-variants .vprice{text-align:right;font-weight:700;white-space:nowrap}
.pd-variants .vprice small{color:var(--muted);font-weight:600}
.pd-variants .vq{color:var(--accent-text);font-weight:700}
.pd-variants tbody tr:hover{background:var(--bg-alt)}

/* forms (quote, contact) */
.lx-form{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:680px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1 / -1}
.field label{font-size:13px;font-weight:700;color:var(--ink-soft)}
.field input,.field select,.field textarea{width:100%;font:inherit;color:var(--ink);background:var(--surface);
  border:1px solid var(--line);border-radius:10px;padding:11px 13px;transition:border-color .2s ease}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field textarea{min-height:120px;resize:vertical}
.form-note{grid-column:1 / -1;color:var(--muted);font-size:13px;margin-top:2px}
.form-actions{grid-column:1 / -1}
.form-status{grid-column:1 / -1;padding:12px 14px;border-radius:8px;font-size:14px;line-height:1.5;border:1px solid var(--line)}
.form-status--success{background:color-mix(in srgb, #1e9c52 8%, var(--surface));border-color:color-mix(in srgb, #1e9c52 35%, var(--line));color:#0f6a35}
.form-status--error{background:color-mix(in srgb, #c2141b 8%, var(--surface));border-color:color-mix(in srgb, #c2141b 35%, var(--line));color:#8c0e13}
.form-status[hidden]{display:none}
button[disabled]{opacity:.6;cursor:not-allowed}
@media(max-width:680px){.lx-form{grid-template-columns:1fr}}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
.office{border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:14px;background:var(--surface)}
.office h4{font-size:15px;margin-bottom:6px}
.office p{color:var(--ink-soft);font-size:14px;margin:2px 0}
@media(max-width:880px){.contact-grid{grid-template-columns:1fr}}

/* download / simple cards */
.dlcard{border:1px solid var(--line);border-radius:14px;padding:24px;background:var(--surface);display:flex;flex-direction:column;gap:8px}
.dlcard h3{font-size:18px}
.dlcard p{color:var(--muted);font-size:14px;margin:0;flex:1}
.dlcard .more{margin-top:8px}

/* shop: empty category note */
.shop-empty{color:var(--muted);font-size:15px;background:var(--bg-alt);border:1px dashed var(--line);border-radius:12px;padding:22px 24px}
.shop-empty .more{margin-left:6px}

/* footer legal row */
.flegal{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.flegal a{color:var(--muted);font-size:13px}
.flegal a:hover{color:var(--accent)}
.fmkt{color:var(--muted)}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}

/* theme toggle (dark/light) in the top bar */
.theme-toggle{background:transparent;border:1px solid var(--line);border-radius:8px;color:var(--ink);
  width:32px;height:27px;padding:0;font-size:14px;line-height:1;cursor:pointer;display:inline-flex;
  align-items:center;justify-content:center;transition:border-color .2s,color .2s,background .2s}
.theme-toggle:hover{border-color:var(--accent);color:var(-