/* =========================================================
   KAMIMORI 神護 — Landing Page CSS
   日式高端 wellness 品牌 / 紅・米・墨・金
   ========================================================= */

:root{
  --cream:#f5f0e6;
  --paper:#fbf7ee;
  --paper-2:#f1ebde;
  --red:#7a131c;
  --red-2:#601017;
  --deep:#410a10;
  --ink:#2a221e;
  --ink-soft:#3a322c;
  --muted:#776a60;
  --muted-2:#9b8e80;
  --gold:#b08a4d;
  --gold-soft:#d9bc88;
  --line:#e3dccd;
  --line-soft:#ede6d4;
  --shadow-sm: 0 6px 18px rgba(44,32,22,.06);
  --shadow: 0 22px 50px rgba(44,32,22,.10);
  --shadow-lg: 0 38px 80px rgba(44,32,22,.16);
  --serif:"Noto Serif TC","Songti TC","Source Han Serif TC",serif;
  --sans:"Noto Sans TC","PingFang TC","Source Han Sans TC",sans-serif;
}

/* Japanese typography swap */
body[data-lang="ja"]{
  --serif:"Noto Serif JP","Yu Mincho","Hiragino Mincho ProN","Source Han Serif JP",serif;
  --sans:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic","Source Han Sans JP",sans-serif;
}
body[data-lang="ja"] .logo-title,
body[data-lang="ja"] .brand-zh,
body[data-lang="ja"] .drawer-title{
  letter-spacing:.04em;
}
body[data-lang="ja"] .vertical-text{letter-spacing:.4em}

/* ---------- Base ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--sans);
  line-height:1.78;
  font-feature-settings:"palt" 1;
  -webkit-font-smoothing:antialiased;
}

/* Paper-like ambient texture overlay */
body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:1;
  background:
    radial-gradient(circle at 88% 4%, rgba(122,19,28,.06), transparent 28%),
    radial-gradient(circle at 8% 22%, rgba(176,138,77,.05), transparent 32%),
    linear-gradient(120deg, rgba(255,255,255,.45), transparent 50%);
  mix-blend-mode:multiply;
}
body::after{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:1;
  background-image:
    radial-gradient(rgba(60,40,30,.05) 1px, transparent 1px);
  background-size:3px 3px;
  opacity:.45;
  mix-blend-mode:multiply;
}
main, .site-header, .footer{position:relative;z-index:2}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  height:78px;padding:0 6vw;
  display:flex;align-items:center;gap:30px;
  background:rgba(251,247,238,.82);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(1.1);
  -webkit-backdrop-filter:blur(16px) saturate(1.1);
}
.brand{margin-right:auto;display:flex;align-items:center;gap:12px}
.brand-logo{
  height:54px;width:auto;display:block;
  mix-blend-mode:multiply; /* drop the white background against the cream header */
}
.brand-zh{
  font-family:var(--serif);font-weight:700;
  font-size:28px;letter-spacing:.12em;color:var(--ink);
}
.brand-en{
  font-family:var(--serif);font-size:12px;
  letter-spacing:.32em;color:var(--muted);
}
.desktop-nav{display:flex;gap:34px;font-size:14px;color:var(--ink-soft)}
.desktop-nav a{position:relative;padding:6px 0;letter-spacing:.06em}
.desktop-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;
  height:1px;background:var(--red);
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.desktop-nav a:hover::after{transform:scaleX(1)}
.nav-cta{
  background:var(--red);color:#fff;
  padding:11px 22px;font-size:13.5px;letter-spacing:.12em;
  border:1px solid var(--red);
  transition:background .25s ease, transform .25s ease;
}
.nav-cta:hover{background:var(--red-2);transform:translateY(-1px)}
.menu-toggle{
  display:none;background:transparent;border:0;padding:0;cursor:pointer;
  width:44px;height:44px;position:relative;
}
.menu-toggle span{
  position:absolute;left:10px;right:10px;height:1.5px;background:var(--ink);
  transition:transform .35s ease, opacity .25s ease, top .35s ease;
}
.menu-toggle span:nth-child(1){top:15px}
.menu-toggle span:nth-child(2){top:21px;width:16px}
.menu-toggle span:nth-child(3){top:27px}
.menu-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* ---------- Language switcher ---------- */
.lang-switch{
  display:inline-flex;align-items:center;
  border:1px solid var(--line);
  background:rgba(255,253,247,.6);
  font-family:var(--serif);font-size:12px;letter-spacing:.18em;
  margin-right:4px;overflow:hidden;
}
.lang-switch button{
  background:transparent;border:0;cursor:pointer;
  padding:8px 12px;color:var(--muted);
  font-family:inherit;font-size:inherit;letter-spacing:inherit;
  transition:background .25s ease, color .25s ease;
  position:relative;
}
.lang-switch button + button::before{
  content:"";position:absolute;left:0;top:25%;bottom:25%;
  width:1px;background:var(--line);
}
.lang-switch button:hover{color:var(--ink)}
.lang-switch button.is-active{
  background:var(--ink);color:#f5f0e6;
}
.lang-switch button.is-active::before{display:none}

/* ---------- Mobile drawer menu ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:60;
  pointer-events:none;
  opacity:0;transition:opacity .35s ease;
}
.mobile-drawer.is-open{opacity:1;pointer-events:auto}
.mobile-drawer .scrim{
  position:absolute;inset:0;
  background:rgba(26,18,14,.55);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
.mobile-drawer .panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(360px,88vw);
  background:linear-gradient(180deg,#fbf7ee 0%,#f0e9d8 100%);
  border-left:1px solid var(--line);
  box-shadow:-30px 0 60px rgba(40,28,20,.18);
  padding:88px 36px 40px;
  display:flex;flex-direction:column;
  transform:translateX(100%);
  transition:transform .42s cubic-bezier(.5,.05,.2,1);
  overflow-y:auto;
}
.mobile-drawer.is-open .panel{transform:translateX(0)}
.mobile-drawer::before{
  content:"";position:absolute;top:0;right:0;bottom:0;
  width:min(360px,88vw);pointer-events:none;
  background-image:radial-gradient(rgba(122,19,28,.05) 1px, transparent 1px);
  background-size:4px 4px;opacity:.6;
  transform:translateX(100%);
  transition:transform .42s cubic-bezier(.5,.05,.2,1);
}
.mobile-drawer.is-open::before{transform:translateX(0)}
.drawer-brand{
  font-family:var(--serif);font-size:13px;letter-spacing:.4em;
  color:var(--muted);margin-bottom:6px;
}
.drawer-title{
  font-family:var(--serif);font-size:34px;font-weight:600;
  color:var(--ink);letter-spacing:.12em;margin:0 0 38px;
  position:relative;
}
.drawer-title::after{
  content:"";display:block;width:42px;height:1px;
  background:var(--red);margin-top:18px;
}
.mobile-drawer nav{
  display:flex;flex-direction:column;
  border-top:1px solid var(--line);
}
.mobile-drawer nav a{
  display:flex;align-items:baseline;gap:16px;
  padding:18px 2px;
  font-family:var(--serif);font-size:17px;
  color:var(--ink);letter-spacing:.1em;
  border-bottom:1px solid var(--line);
  transition:color .25s ease, padding-left .35s ease;
  position:relative;
}
.mobile-drawer nav a::before{
  content:attr(data-num);
  font-family:var(--serif);font-size:11px;color:var(--gold);
  letter-spacing:.2em;min-width:22px;
}
.mobile-drawer nav a:hover{color:var(--red);padding-left:8px}
.drawer-lang{
  margin-top:24px;padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;align-items:center;gap:14px;
  font-family:var(--serif);font-size:11px;letter-spacing:.28em;color:var(--muted);
}
.drawer-lang .lang-switch{margin:0}
.drawer-cta{
  margin-top:auto;display:flex;flex-direction:column;gap:10px;
  padding-top:32px;
}
.drawer-cta .btn{width:100%;min-width:0}
.drawer-foot{
  margin-top:24px;font-family:var(--serif);font-size:10.5px;
  color:var(--muted-2);letter-spacing:.32em;text-align:center;
}

/* ---------- Layout helpers ---------- */
.section, .hero{padding-inline:6vw}
.section{padding-block:108px}
.section-head{margin-bottom:54px;max-width:1080px}
.section-head h2,
.product h2,
.contact h2{
  font-family:var(--serif);
  font-size:clamp(30px, 3.4vw, 46px);
  line-height:1.5;letter-spacing:.06em;
  color:var(--ink);margin:0;
  font-weight:600;
}
.section-head::after{
  content:"";display:block;width:64px;height:1px;
  background:var(--red);margin-top:28px;
}
.eyebrow{
  font-family:var(--serif);
  font-size:12px;font-weight:700;letter-spacing:.32em;
  color:var(--red);text-transform:uppercase;
  margin:0 0 18px;
}
.spaced{color:var(--muted);letter-spacing:.5em}

/* ---------- Hero ---------- */
.hero{
  min-height:780px;padding-top:64px;padding-bottom:72px;
  display:grid;
  grid-template-columns:minmax(360px,1fr) minmax(540px,1.08fr);
  gap:48px;align-items:center;position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;left:-6vw;top:-40px;
  width:520px;height:520px;border:1px solid rgba(176,138,77,.18);
  border-radius:50%;pointer-events:none;
}
.hero-copy{position:relative;z-index:3}
.logo-title{
  font-family:var(--serif);font-weight:600;
  font-size:clamp(76px, 9vw, 116px);
  line-height:1;margin:0 0 26px;letter-spacing:.1em;
  color:var(--ink);
}
.logo-title .stamp{
  display:inline-block;vertical-align:middle;
  margin-left:18px;width:26px;height:26px;
  background:var(--red);color:#fff;
  font-family:var(--serif);font-size:13px;line-height:26px;
  text-align:center;letter-spacing:0;
}
.hero h2{
  font-family:var(--serif);
  font-size:clamp(26px,2.6vw,38px);
  line-height:1.55;margin:0;color:var(--ink);
  font-weight:500;letter-spacing:.05em;
}
.lead{
  max-width:520px;font-size:16.5px;color:var(--muted);
  margin:28px 0 36px;line-height:1.95;
}
.lead small{display:block;margin-top:10px;color:var(--muted-2);font-size:14.5px}
.button-row{display:flex;gap:16px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-width:158px;padding:14px 26px;
  font-size:14.5px;letter-spacing:.16em;
  border:1px solid transparent;
  transition:transform .25s ease, background .25s ease, color .25s ease;
}
.btn .arr{display:inline-block;transition:transform .25s ease}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:var(--red);color:#fff;border-color:var(--red)}
.btn-primary:hover{background:var(--red-2)}
.btn-outline{
  border-color:#c2b29c;background:rgba(255,255,255,.4);color:var(--ink);
}
.btn-outline:hover{background:rgba(255,255,255,.7)}
.btn-gold{background:var(--gold);color:#fff;border-color:var(--gold)}
.btn-gold:hover{background:#9c7a40}
.btn-dark-outline{border-color:rgba(217,188,136,.5);color:#f3e6cf}
.btn-dark-outline:hover{background:rgba(217,188,136,.12)}

/* Hero visual */
.hero-visual{position:relative;min-height:600px;display:flex;align-items:center;justify-content:center}
.hero-product{
  position:relative;
  width:min(640px,100%);
  filter:drop-shadow(0 36px 50px rgba(30,20,20,.22));
}
.vertical-text{
  position:absolute;right:14px;top:60px;
  writing-mode:vertical-rl;
  font-family:var(--serif);font-size:14px;
  letter-spacing:.7em;color:rgba(122,19,28,.55);
  margin:0;
}
.hero-tags{
  margin-top:64px;color:var(--muted);
  font-size:13.5px;letter-spacing:.18em;
  display:flex;gap:18px;flex-wrap:wrap;align-items:center;
}
.hero-tags span{display:inline-flex;gap:18px;align-items:center}
.hero-tags i{
  display:inline-block;width:3px;height:3px;border-radius:50%;
  background:var(--gold);
}

/* ---------- ORIGIN ---------- */
.origin-layout{
  display:grid;grid-template-columns:1fr 460px;
  gap:60px;align-items:start;
}
.origin-cards{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.card{
  background:rgba(255,253,247,.86);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  padding:34px 28px 32px;
  min-height:228px;
  position:relative;
  transition:transform .35s ease, box-shadow .35s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .icn{
  width:46px;height:46px;border-radius:50%;
  border:1px solid var(--red);
  display:grid;place-items:center;
  color:var(--red);margin-bottom:18px;
}
.card .num{
  position:absolute;right:24px;top:22px;
  font-family:var(--serif);color:var(--gold);font-size:14px;letter-spacing:.16em;
}
.card h3{
  font-family:var(--serif);font-weight:600;
  font-size:18.5px;margin:0 0 10px;color:var(--ink);
  letter-spacing:.06em;
}
.card p{color:var(--muted);margin:0;font-size:14.5px;line-height:1.85}
.origin-photo{
  width:100%;height:440px;object-fit:cover;object-position:center 25%;
  filter:contrast(1.04) saturate(.92);
  box-shadow:var(--shadow);
}

/* ---------- PROBLEM ---------- */
.problem{background:linear-gradient(180deg, rgba(255,255,255,.4), rgba(255,255,255,0))}
.three-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
}
.image-card{
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .35s ease, box-shadow .35s ease;
}
.image-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.image-card>img{
  width:100%;height:210px;object-fit:cover;
  filter:grayscale(1) contrast(1.05) brightness(.95);
}
.image-card .body{padding:24px 26px 30px;position:relative}
.image-card .icn{
  position:absolute;right:24px;top:-22px;
  width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--red);
  display:grid;place-items:center;color:var(--red);
  box-shadow:var(--shadow-sm);
}
.image-card small{
  font-family:var(--serif);color:var(--red);
  font-size:13px;letter-spacing:.22em;
  display:block;margin-bottom:6px;
}
.image-card h3{
  font-family:var(--serif);font-weight:600;
  font-size:19px;margin:0 0 10px;letter-spacing:.05em;color:var(--ink);
}
.image-card p{color:var(--muted);margin:0;font-size:14.5px;line-height:1.85}

/* ---------- PRODUCT (red) ---------- */
.product{
  padding:120px 6vw 110px;
  background:var(--red);color:#f6e7d2;
  position:relative;overflow:hidden;
}
/* seigaiha 青海波 wave subtle pattern */
.product::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(circle at 50% 100%, transparent 30px, rgba(255,220,170,.07) 31px, rgba(255,220,170,.07) 32px, transparent 33px);
  background-size:60px 30px;
  background-position:0 0;
  opacity:.5;pointer-events:none;
}
.product::after{
  content:"";position:absolute;
  right:-160px;top:-160px;width:520px;height:520px;
  border:1px solid rgba(230,200,150,.18);border-radius:50%;
  pointer-events:none;
}
.product-inner{
  position:relative;display:grid;
  grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;
  max-width:1400px;margin:0 auto;
}
.product .eyebrow{color:var(--gold-soft)}
.product h2{
  color:#fff;font-size:clamp(30px,3vw,44px);
  line-height:1.55;
}
.product h2 .accent{color:var(--gold-soft)}
.feature-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:62px;
}
.feature{padding-right:18px;border-right:1px solid rgba(230,200,150,.22)}
.feature:last-child{border-right:0}
.feature .badge{
  display:grid;place-items:center;
  width:64px;height:64px;border-radius:50%;
  border:1px solid var(--gold-soft);
  font-family:var(--serif);font-size:26px;
  color:var(--gold-soft);margin-bottom:18px;
}
.feature h3{
  font-family:var(--serif);font-weight:600;
  font-size:19px;color:#fff;margin:0 0 8px;letter-spacing:.06em;
}
.feature p{color:#e7d4ba;font-size:13.5px;margin:0;line-height:1.8}
.product-visual{position:relative;text-align:center}
.product-visual img{
  width:min(540px,96%);margin:0 auto;
  filter:drop-shadow(0 26px 36px rgba(0,0,0,.35));
}
.product-quote{
  margin:40px auto 0;max-width:520px;
  background:rgba(60,8,12,.55);
  border:1px solid rgba(230,200,150,.32);
  padding:30px 34px;
  font-family:var(--serif);
  font-size:19px;line-height:1.95;
  color:#f3dab4;letter-spacing:.05em;
  text-align:center;
}
.product-quote .sig{
  display:block;margin-top:14px;
  font-size:11px;letter-spacing:.4em;color:var(--gold-soft);
}

/* ---------- SCENARIO ---------- */
.scenario-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
}
.scenario-dots{
  margin-top:42px;display:flex;justify-content:center;gap:8px;
}
.scenario-dots i{
  width:6px;height:6px;border-radius:50%;background:#cdbfae;display:block;
}
.scenario-dots i.active{background:var(--red);width:22px;border-radius:6px}

/* ---------- TRUST ---------- */
.trust-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:14px;
}
.trust-grid article{
  background:rgba(255,253,247,.86);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  text-align:center;padding:30px 16px 28px;
  transition:transform .3s ease, box-shadow .3s ease;
}
.trust-grid article:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.trust-icn{
  display:grid;place-items:center;
  width:48px;height:48px;margin:0 auto 16px;
  border:1px solid var(--gold);border-radius:6px;
  color:var(--gold);
}
.trust-grid h3{
  font-family:var(--serif);font-weight:600;
  font-size:14.5px;margin:0 0 8px;letter-spacing:.04em;color:var(--ink);
}
.trust-grid p{font-size:12px;color:var(--muted);margin:0;line-height:1.7}

/* ---------- VISION ---------- */
.vision-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.vision-grid article{
  background:rgba(255,253,247,.86);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  overflow:hidden;padding-bottom:30px;
  transition:transform .3s ease, box-shadow .3s ease;
}
.vision-grid article:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.vision-illu{
  height:170px;position:relative;overflow:hidden;
  background:linear-gradient(180deg,#ebe5d7,#dcd5c4);
}
.vision-illu svg{
  position:absolute;left:50%;bottom:0;
  transform:translateX(-50%);
  width:100%;height:100%;
}
.vision-meta{
  padding:18px 28px 0;
  display:flex;align-items:center;gap:12px;
}
.vision-meta .tag{
  display:inline-block;background:var(--red);color:#fff;
  font-family:var(--serif);font-size:13px;letter-spacing:.16em;
  padding:4px 14px;
}
.vision-grid h3{
  font-family:var(--serif);font-weight:600;
  font-size:18.5px;margin:0;color:var(--ink);letter-spacing:.08em;
}
.vision-grid p{padding:14px 28px 0;color:var(--muted);font-size:14px;margin:0;line-height:1.85}

.positioning{
  border:1px solid rgba(122,19,28,.4);
  padding:24px 36px;text-align:center;
  margin:54px auto 0;max-width:1080px;
  background:rgba(255,253,247,.7);
  font-family:var(--serif);font-size:17px;line-height:1.85;letter-spacing:.05em;
  color:var(--ink-soft);
  position:relative;
}
.positioning::before,.positioning::after{
  content:"";position:absolute;width:12px;height:12px;
  border:1px solid var(--red);
}
.positioning::before{left:-1px;top:-1px;border-right:0;border-bottom:0}
.positioning::after{right:-1px;bottom:-1px;border-left:0;border-top:0}

/* ---------- CONTACT ---------- */
.contact{
  padding:88px 6vw;
  background:var(--deep);color:#f4e7d0;
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center;
}
/* Seigaiha wave pattern */
.contact::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(circle at 20px 20px, transparent 14px, rgba(217,188,136,.10) 15px, rgba(217,188,136,.10) 16px, transparent 17px),
    radial-gradient(circle at 40px 20px, transparent 14px, rgba(217,188,136,.10) 15px, rgba(217,188,136,.10) 16px, transparent 17px),
    radial-gradient(circle at 0 20px, transparent 14px, rgba(217,188,136,.10) 15px, rgba(217,188,136,.10) 16px, transparent 17px),
    radial-gradient(circle at 60px 20px, transparent 14px, rgba(217,188,136,.10) 15px, rgba(217,188,136,.10) 16px, transparent 17px);
  background-size:40px 20px;
  pointer-events:none;opacity:.55;
}
.contact>*{position:relative}
.contact h2{
  color:#fff;font-size:clamp(28px,2.6vw,38px);
  line-height:1.55;letter-spacing:.06em;
  font-weight:500;
}
.contact .lead{color:#e3d3bb;max-width:560px;margin:24px 0 0}
.contact .button-row{margin-top:34px}

/* Brand credo / signature block under the CTAs */
.contact-credo{
  margin-top:54px;
  display:flex;align-items:center;gap:22px;
  padding-top:30px;
  border-top:1px solid rgba(217,188,136,.22);
  max-width:560px;
}
.contact-credo .credo-seal{
  flex:0 0 56px;width:56px;height:56px;
  display:grid;place-items:center;
  background:var(--red-2);color:#f3dab4;
  font-family:var(--serif);font-size:24px;font-weight:600;
  letter-spacing:0;border:1px solid rgba(217,188,136,.5);
}
.contact-credo .credo-text{display:flex;flex-direction:column;gap:6px;line-height:1.4}
.contact-credo .credo-kanji{
  margin:0;color:#f3dab4;
  font-family:var(--serif);font-size:16px;letter-spacing:.18em;
}
.contact-credo .credo-sig{
  margin:0;color:var(--gold-soft);
  font-family:var(--serif);font-size:11px;letter-spacing:.42em;
}
.contact-info{
  margin-top:36px;display:flex;flex-wrap:wrap;gap:30px;
  font-size:14px;color:#dcc8a8;letter-spacing:.05em;
}
.contact-info span{display:flex;align-items:center;gap:10px}
.contact-info a{color:inherit;border-bottom:1px solid transparent;transition:border-color .2s}
.contact-info a:hover{border-color:var(--gold-soft)}
.contact-info svg{opacity:.7}
.contact-info .ic-web{display:none}
body[data-lang="ja"] .contact-info .ic-phone{display:none}
body[data-lang="ja"] .contact-info .ic-web{display:inline-block}

/* ---------- Contact card (company namecard style) ---------- */
.contact-card{
  margin-top:38px;max-width:560px;
  border:1px solid rgba(217,188,136,.28);
  background:linear-gradient(180deg, rgba(255,250,236,.04), rgba(255,250,236,.015));
  padding:30px 34px 28px;
  position:relative;
}
.contact-card::before,.contact-card::after{
  content:"";position:absolute;width:14px;height:14px;
  border:1px solid var(--gold-soft);
}
.contact-card::before{left:-1px;top:-1px;border-right:0;border-bottom:0}
.contact-card::after{right:-1px;bottom:-1px;border-left:0;border-top:0}

.contact-card-head{
  padding-bottom:18px;margin-bottom:18px;
  border-bottom:1px solid rgba(217,188,136,.22);
}
.contact-card .company-zh{
  font-family:var(--serif);font-weight:600;
  font-size:22px;letter-spacing:.12em;color:#fff;
  margin:0 0 4px;
}
.contact-card .company-en{
  font-family:var(--serif);font-size:13px;
  letter-spacing:.22em;color:var(--gold-soft);
  margin:0;
}
.contact-card .company-en .region{
  color:#b8a07a;font-size:12px;letter-spacing:.2em;
}
.contact-card .zip{
  display:inline-block;margin-right:8px;
  font-family:var(--serif);font-size:12px;letter-spacing:.18em;
  color:var(--gold-soft);
  border:1px solid rgba(217,188,136,.4);
  padding:1px 8px;vertical-align:middle;
}
.contact-lines{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:1fr;gap:10px;
  font-family:var(--sans);font-size:14px;
  color:#e3d3bb;letter-spacing:.04em;line-height:1.7;
}
.contact-lines li{
  display:flex;gap:14px;align-items:baseline;
}
.contact-lines a{
  color:#f0dbb4;border-bottom:1px solid transparent;
  transition:border-color .2s ease;
}
.contact-lines a:hover{border-color:var(--gold-soft)}
.contact-lines .ico{
  display:inline-grid;place-items:center;
  width:22px;height:22px;flex:0 0 22px;
  border:1px solid rgba(217,188,136,.55);
  font-family:var(--serif);font-size:11px;letter-spacing:0;
  color:var(--gold-soft);transform:translateY(2px);
}
.contact-lines .en{
  display:block;color:#a89378;font-size:12.5px;
  letter-spacing:.06em;margin-top:2px;
}

/* ---------- FOOTER ---------- */
.footer{
  padding:48px 6vw 22px;
  background:#181614;color:#bbb1a0;
  display:grid;grid-template-columns:1fr auto;gap:48px;
  align-items:flex-start;font-size:13.5px;
  border-top:1px solid #2c2622;
}
.footer-contact{display:flex;flex-direction:column;gap:14px;max-width:520px}
.footer-company{
  margin:0;color:#d6c6a8;
  font-family:var(--serif);font-size:14.5px;letter-spacing:.16em;font-weight:500;
}
.footer-contact-list{
  list-style:none;padding:0;margin:0;
  display:flex;flex-direction:column;gap:8px;
  font-size:13px;color:#9d9180;letter-spacing:.04em;line-height:1.6;
}
.footer-contact-list li{display:flex;gap:10px;align-items:flex-start}
.footer-contact-list svg{flex:0 0 14px;margin-top:4px;opacity:.55}
.footer-contact-list a{color:inherit;border-bottom:1px solid transparent;transition:border-color .2s}
.footer-contact-list a:hover{border-color:var(--gold-soft)}
.footer-contact-list .ic-web{display:none}
body[data-lang="ja"] .footer-contact-list .ic-phone{display:none}
body[data-lang="ja"] .footer-contact-list .ic-web{display:inline-block}

.footer-right{
  display:flex;flex-direction:column;align-items:flex-end;gap:18px;
}
.footer .brand{margin:0;display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.footer .brand-zh{color:#e7dcc8;font-size:26px;letter-spacing:.32em;line-height:1}
.footer .brand-en{color:#8a8074;letter-spacing:.42em;font-size:11px}
.footer .links{
  display:flex;gap:26px;color:#9a8f80;
  font-family:var(--serif);font-size:13px;letter-spacing:.18em;
}
.footer .links a{transition:color .2s}
.footer .links a:hover{color:var(--gold-soft)}

.footer-bottom{
  grid-column:1/-1;display:flex;justify-content:space-between;align-items:center;gap:18px;
  border-top:1px solid #2c2622;padding-top:18px;margin-top:14px;
  color:#7a7165;font-size:12px;letter-spacing:.06em;
}
.footer-bottom .footer-tag{
  color:#8a7f70;text-align:center;flex:1;letter-spacing:.08em;
}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s ease, transform .8s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}
.delay-1{transition-delay:.08s}
.delay-2{transition-delay:.16s}
.delay-3{transition-delay:.24s}

/* ---------- Responsive ---------- */
@media (max-width: 1100px){
  .hero{grid-template-columns:1fr;min-height:auto}
  .hero-visual{min-height:480px}
  .origin-layout{grid-template-columns:1fr}
  .origin-photo{height:400px}
  .product-inner{grid-template-columns:1fr}
  .scenario-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(3,1fr)}
  .vision-grid{grid-template-columns:1fr}
}
@media (max-width: 760px){
  .desktop-nav,.nav-cta,.site-header > .lang-switch{display:none}
  .menu-toggle{display:block}
  .site-header{padding-inline:22px;height:68px}
  .section,.hero,.product{padding-inline:22px}
  .section{padding-block:72px}
  .hero{padding-top:48px;padding-bottom:60px}
  .logo-title{font-size:78px;margin-bottom:18px}
  .origin-cards,.three-grid,.scenario-grid{grid-template-columns:1fr}
  .feature-row{grid-template-columns:repeat(2,1fr)}
  .feature{border-right:0;border-bottom:1px solid rgba(230,200,150,.18);padding-bottom:18px}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .contact{grid-template-columns:1fr;padding:60px 22px}
  .footer{
    grid-template-columns:1fr;text-align:center;justify-items:center;
    gap:28px;padding:38px 22px 22px;
  }
  .footer-contact{align-items:center;text-align:center;max-width:none}
  .footer-contact-list{align-items:center}
  .footer-contact-list li{justify-content:center}
  .footer-right{align-items:center}
  .footer .brand{align-items:center}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .footer-bottom .footer-tag{order:-1}
  .vertical-text{display:none}
  .hero::before{display:none}

  /* ----- Mobile typography refinements ----- */
  .section-head h2,.product h2{font-size:26px;line-height:1.6;letter-spacing:.04em}
  .section-head{margin-bottom:36px}
  .hero h2{font-size:21px;line-height:1.65;letter-spacing:.03em}
  .lead{font-size:15.5px;line-height:1.9;margin:22px 0 28px}

  /* ----- Mobile contact ----- */
  .contact h2{font-size:24px !important;line-height:1.65;letter-spacing:.03em}
  .contact{padding:54px 22px 60px;text-align:left}
  .contact .lead{margin-top:18px;font-size:15px}
  .contact-info{
    margin-top:24px;gap:12px;
    flex-direction:column;align-items:flex-start;font-size:13.5px;
  }
  .contact-info span{gap:10px;letter-spacing:0}
  .contact .button-row{margin-top:26px;flex-direction:column;align-items:stretch;gap:12px}
  .contact .btn{width:100%;min-width:0}
  /* the product image at the bottom of the contact column */
  .contact > div:last-child img{width:min(70%,260px) !important;margin:24px auto 0}

  .positioning{font-size:14.5px;padding:20px 22px;line-height:1.85}
  .product-quote{font-size:16px;padding:24px}
  .br-mobile-hide{display:none}
}