/* =========================================================
   illnoa-corp — UI/UX overhaul layer (v1.1)
   ========================================================= */

/* --- a11y / robustness --- */
html:not(.js) .rv{opacity:1!important;transform:none!important}
section{scroll-margin-top:82px}
::selection{background:var(--brass);color:#fff}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:2px}
a:focus-visible,button:focus-visible{outline-offset:4px}
.skip-link{position:fixed;top:-60px;left:16px;z-index:2000;background:var(--brass);color:#fff;padding:10px 18px;border-radius:2px;font-size:13px;letter-spacing:.06em;transition:.25s}
.skip-link:focus{top:14px}
html{scrollbar-color:#c8b48c var(--ivory)}
body::-webkit-scrollbar{width:11px}
body::-webkit-scrollbar-track{background:var(--ivory)}
body::-webkit-scrollbar-thumb{background:#c8b48c;border-radius:8px;border:3px solid var(--ivory)}
body::-webkit-scrollbar-thumb:hover{background:var(--brass)}
body.nav-lock{overflow:hidden}

/* --- nav active state --- */
nav a.active{color:var(--brass-l)}
nav a.active::after{width:100%}
header.solid nav a.active{color:var(--brass)}

/* --- hero enhancements --- */
.hero-grain{position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.5;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E")}
.hero-bg img{transition:transform .1s linear}
.hero-cta{display:flex;gap:16px;margin-top:40px;flex-wrap:wrap;opacity:0;animation:fadeUp 1.1s 1.45s forwards}
.btn-solid,.btn-ghost,.btn-outline{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-size:15px;letter-spacing:.08em;padding:14px 32px;border-radius:2px;transition:.4s;cursor:pointer}
.btn-solid{background:var(--brass);color:var(--navy);font-weight:600}
.btn-solid:hover{background:var(--brass-l);transform:translateY(-2px);box-shadow:0 16px 30px -14px rgba(180,137,78,.7)}
.btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{border-color:var(--brass-l);color:var(--brass-l);background:rgba(255,255,255,.05)}
.btn-outline{border:1px solid var(--line);color:var(--navy);margin-top:8px}
.btn-outline:hover{border-color:var(--brass);color:var(--brass)}
.scrolldot{cursor:pointer}
.scrolldot:hover{color:#fff}

/* --- pillar keys --- */
.pillar .pk{font-family:var(--serif);font-size:12px;color:var(--brass);letter-spacing:.16em;margin-bottom:12px;display:block}
.pillar{border-top:2px solid transparent}
.pillar:hover{border-top-color:var(--brass)}

/* --- MESSAGE --- */
#message{background:var(--ivory)}
.msg-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center;margin-top:10px}
.msg-portrait{text-align:center}
.msg-portrait .frame{position:relative;padding:14px;background:var(--ivory);border:1px solid var(--line);box-shadow:0 30px 70px -34px rgba(14,39,64,.35)}
.msg-portrait .frame::before{content:"";position:absolute;top:6px;left:6px;right:6px;bottom:6px;border:1px solid var(--brass);opacity:.4;pointer-events:none}
.msg-portrait img{width:100%;filter:grayscale(.12)}
.msg-portrait .cn{font-family:var(--mincho);font-size:18px;margin-top:22px;font-weight:600}
.msg-body .shead{margin-bottom:22px}
.msg-body p{font-size:15.5px;color:var(--ink);margin-top:18px;line-height:2.05}

/* --- BUSINESS visuals --- */
.biz-tag{margin:16px 8px 0 0}
.biz-visual{position:relative;overflow:hidden}
.biz-mark{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:var(--serif);font-size:34px;line-height:1.05;letter-spacing:.12em;color:rgba(255,255,255,.95);text-align:center;padding:20px;z-index:2}
.biz-mark em{display:block;font-style:italic;font-size:.62em;opacity:.85;margin-top:2px;letter-spacing:.04em}
.biz-visual::after{content:"";position:absolute;inset:0;opacity:.5;z-index:1;transition:.6s;background-image:radial-gradient(circle at 30% 30%,rgba(255,255,255,.12),transparent 60%)}
.biz:hover .biz-visual::after{opacity:.9}
.v-caviar{background:linear-gradient(140deg,#12324e,#0a1c2e)}
.v-cam{background:linear-gradient(140deg,#1c4a5e,#0e2b3a)}
.v-cos{background:linear-gradient(140deg,#3a2440,#1c1226)}
.v-jpin{background:linear-gradient(140deg,#123f3a,#0a231f)}
.biz-visual::before{content:"";position:absolute;inset:0;z-index:0;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:26px 26px;-webkit-mask-image:radial-gradient(circle at 70% 70%,#000,transparent 75%);mask-image:radial-gradient(circle at 70% 70%,#000,transparent 75%)}

/* --- COMPANY (full width table) --- */
#company .co-table{margin-top:10px}
.co-table dl{transition:.3s}
.co-table dl:hover{background:rgba(180,137,78,.05)}
.co-table dd a{color:var(--brass);border-bottom:1px solid rgba(180,137,78,.35)}

/* --- ACCESS --- */
#access{background:var(--paper)}
.access-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:stretch;margin-top:10px}
.access-dl{margin:28px 0 8px}
.access-dl dt{font-family:var(--serif);font-size:13px;letter-spacing:.16em;color:var(--brass);margin-top:22px}
.access-dl dd{font-size:16px;color:var(--ink);line-height:1.8;margin-top:6px}
.access-map{min-height:360px;border:1px solid var(--line);overflow:hidden;box-shadow:0 30px 60px -34px rgba(14,39,64,.3)}
.access-map iframe{width:100%;height:100%;min-height:360px;border:0;display:block;filter:grayscale(.2) contrast(1.05)}

/* --- FAQ --- */
#faq{background:var(--ivory)}
.faq-list{margin-top:36px;max-width:920px}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:26px 44px 26px 0;position:relative;font-family:var(--mincho);font-size:17px;color:var(--navy);letter-spacing:.02em;line-height:1.6}
.faq-q .en,.faq-q .ja{display:inline}
.faq-q::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-family:var(--serif);font-size:26px;color:var(--brass);transition:.35s}
.faq-item.open .faq-q::after{transform:translateY(-50%) rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .45s cubic-bezier(.4,0,.2,1),padding .45s;font-size:14.5px;color:var(--ink-soft);line-height:1.95}
.faq-item.open .faq-a{max-height:500px;padding:0 44px 28px 0}

/* --- back to top --- */
#to-top{position:fixed;right:26px;bottom:26px;z-index:80;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:var(--paper);color:var(--navy);font-size:20px;cursor:pointer;opacity:0;transform:translateY(14px);pointer-events:none;transition:.4s;box-shadow:0 10px 30px -12px rgba(14,39,64,.4)}
#to-top.show{opacity:1;transform:none;pointer-events:auto}
#to-top:hover{background:var(--brass);color:#fff;border-color:var(--brass)}

/* --- image fade-in --- */
img[loading="lazy"]{opacity:0;transition:opacity .8s ease}
img[loading="lazy"].loaded{opacity:1}
html:not(.js) img[loading="lazy"]{opacity:1}

/* --- responsive additions --- */
@media(max-width:900px){
  .msg-grid,.access-grid{grid-template-columns:1fr;gap:36px}
  .msg-portrait .frame{max-width:300px;margin:0 auto}
  .hero-cta{margin-top:30px}
  .biz-tag{margin-top:12px}
  #to-top{right:16px;bottom:16px;width:44px;height:44px}
  .access-map,.access-map iframe{min-height:300px}
}

/* --- reduced motion --- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .beam,.hero-grain{display:none}
  .rv{opacity:1!important;transform:none!important}
  .hero-logo,.hero h1 span.l,.hero .sub,.hero-cta,.scrolldot{opacity:1!important;animation:none!important}
}

/* --- footer columns --- */
.foot-cols{display:flex;gap:64px;flex-wrap:wrap}
.foot-nav{display:flex;flex-direction:column;gap:12px}
.foot-h{font-family:var(--serif);font-size:13px;letter-spacing:.18em;color:var(--brass-l);margin-bottom:4px;text-transform:uppercase}
.foot-top{gap:50px}
@media(max-width:900px){.foot-cols{gap:36px}.foot-nav{gap:10px}}

/* =========================================================
   v1.2  image aspect-ratio fixes + mobile refinement
   ========================================================= */

/* --- fix: width/height HTML attrs were forcing one dimension and
       stretching logos / portrait. Force natural aspect. --- */
.hero-logo{width:auto;max-width:70vw}
.brand img{width:auto}
.foot-brand img{width:auto;max-width:220px}
/* CEO portrait: crop cleanly to a fixed ratio (never distort) */
.msg-portrait .frame{aspect-ratio:4/5}
.msg-portrait img{width:100%;height:100%;object-fit:cover;object-position:top center}
/* content images inside page-body keep natural aspect */
.page-body img{height:auto}

/* --- mobile refinement (<=640) --- */
@media(max-width:640px){
  .wrap{padding:0 20px}
  /* hero */
  .hero{min-height:88vh}
  .hero-logo{height:52px;margin-bottom:26px}
  .hero h1{font-size:25px;line-height:1.5}
  .hero h1 .en{font-size:26px;line-height:1.35}
  .hero .sub{font-size:14px;margin-top:22px}
  .hero-cta{gap:12px;margin-top:26px}
  .btn-solid,.btn-ghost,.btn-outline{padding:13px 24px;font-size:14px}
  .scrolldot{display:none}
  /* section rhythm */
  section{padding:66px 0}
  .shead{font-size:23px;line-height:1.55}
  .lead{font-size:15px}
  .eyebrow{margin-bottom:22px}
  .eyebrow .rule{max-width:60px}
  /* concept */
  .concept-top{gap:34px}
  .concept-poem{font-size:16px;line-height:2.1}
  .pillar .ph{height:190px}
  /* philosophy */
  .quote{font-size:22px;line-height:1.85}
  .etymo .row{font-size:17px;flex-wrap:wrap;gap:8px}
  .etymo .eq{font-size:22px}
  /* message */
  .msg-body .shead{font-size:23px}
  .msg-body p{font-size:15px}
  /* business */
  .biz{padding:34px 0}
  .biz-main h3{font-size:26px}
  .biz-visual{height:150px}
  .biz-mark{font-size:27px}
  .biz-tag{font-size:10px;padding:4px 10px}
  /* company table -> stacked rows */
  .co-table dl{grid-template-columns:1fr;gap:4px;padding:16px 2px}
  .co-table dt{font-size:12px;letter-spacing:.12em}
  .co-table dd{font-size:14.5px}
  /* faq */
  .faq-q{font-size:15.5px;padding:22px 40px 22px 0}
  .faq-item.open .faq-a{padding:0 40px 24px 0}
  /* contact */
  .ct-mail{font-size:19px}
  .submit{width:100%;justify-self:stretch;text-align:center;justify-content:center}
  /* footer */
  .foot-top{flex-direction:column;gap:34px}
  .foot-cols{gap:30px}
  /* camweara */
  .cam-hero h1{font-size:28px}
  .cam-metrics strong{font-size:36px}
  .cam-video{padding-top:56%}
}

/* very small phones */
@media(max-width:380px){
  .hero h1{font-size:22px}
  .biz-main h3{font-size:23px}
  .shead{font-size:21px}
}

/* --- contact: form-guidance (replaces published email) --- */
.ct-formnote{margin-top:30px;font-family:var(--mincho);font-size:18px;line-height:1.8;color:#fff;letter-spacing:.03em;padding-left:16px;border-left:2px solid var(--brass)}
.co-table dd a[href="#contact"]{color:var(--brass);border-bottom:1px solid rgba(180,137,78,.35)}

/* --- MESSAGE (photo-free editorial, v1.3) --- */
.msg2{display:grid;grid-template-columns:.82fr 1.18fr;gap:72px;align-items:start;margin-top:12px}
.msg2-head{position:relative}
.msg2-head::before{content:"";display:block;width:46px;height:2px;background:var(--brass);margin-bottom:26px}
.msg2-head .shead{font-size:clamp(23px,2.7vw,35px);line-height:1.55}
.msg-sign{margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.msg-sign .role{display:block;font-family:var(--serif);font-size:13px;letter-spacing:.14em;color:var(--ink-soft)}
.msg-sign .name{display:block;font-family:var(--mincho);font-size:26px;font-weight:600;color:var(--navy);letter-spacing:.1em;margin-top:8px}
.msg2-body p{font-size:16px;line-height:2.15;color:var(--ink);margin-bottom:22px}
.msg2-body p:last-child{margin-bottom:0}
.msg2-body p:first-child::first-letter{font-family:var(--mincho);font-size:1.05em;color:var(--brass)}
@media(max-width:900px){.msg2{grid-template-columns:1fr;gap:30px}}
@media(max-width:640px){.msg2-head .shead{font-size:22px}.msg2-body p{font-size:15px;line-height:2.05}.msg-sign .name{font-size:23px}}