/* AI Consulting, Inc. — shared style (青基調 / Apple Chancery風) */
:root{
  --navy:#0A1F44; --navy-mid:#0F2D6B; --blue:#1E4FA3; --bright:#2E78D2;
  --sky:#7BB5F0; --ice:#E8F1FC; --cream:#F7FAFE; --white:#FFFFFF;
  --gold:#C9A961; --gold-light:#E1C988; --ink:#0B1530; --body:#2A3550; --muted:#6B7689;
  --shadow:0 12px 32px rgba(10,31,68,0.10);
  --chancery:"Apple Chancery","Monotype Corsiva","Lucida Calligraphy","Edwardian Script ITC","Snell Roundhand",cursive;
  --serif:"Palatino Linotype","Palatino","Hiragino Mincho ProN",serif;
  --jp:"Yu Gothic","游ゴシック","Hiragino Sans","ヒラギノ角ゴ ProN","Meiryo",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--jp);color:var(--body);background:var(--cream);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--bright)}

/* ===== Header ===== */
.site-header{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%);
  color:#fff;position:sticky;top:0;z-index:50;
  border-bottom:1px solid rgba(201,169,97,.4);
}
.site-header::after{content:"";display:block;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.nav{max-width:1200px;margin:0 auto;padding:18px 28px;display:flex;justify-content:space-between;align-items:center;gap:24px}
.brand{display:flex;flex-direction:column;line-height:1.1}
.brand .en{font-family:var(--chancery);font-style:italic;font-size:28px;color:#fff;letter-spacing:.5px}
.brand .jp{font-size:11px;color:var(--gold-light);letter-spacing:2px;margin-top:2px}
.nav ul{list-style:none;display:flex;gap:28px;align-items:center}
.nav ul a{color:rgba(255,255,255,.85);font-size:14px;font-weight:500;letter-spacing:.5px;position:relative;padding:6px 0}
.nav ul a:hover{color:var(--gold-light)}
.nav ul a.cta{background:var(--gold);color:var(--navy);padding:10px 18px;border-radius:4px;font-weight:600}
.nav ul a.cta:hover{background:var(--gold-light);color:var(--navy)}

/* ===== Hero ===== */
.hero{
  background:
    radial-gradient(ellipse at 80% 20%, rgba(46,120,210,.25), transparent 50%),
    radial-gradient(ellipse at 10% 80%, rgba(201,169,97,.10), transparent 50%),
    linear-gradient(160deg,var(--navy) 0%,var(--navy-mid) 70%,#162F7A 100%);
  color:#fff;padding:96px 28px 88px;text-align:center;
  border-bottom:1px solid rgba(201,169,97,.3);
  position:relative;
}
.hero h1{font-family:var(--chancery);font-style:italic;font-weight:400;font-size:64px;line-height:1.1;margin-bottom:10px;letter-spacing:.5px}
.hero .accent{display:inline-block;width:80px;height:2px;background:var(--gold);margin:18px auto 18px}
.hero .lede{font-family:var(--chancery);font-style:italic;color:var(--gold-light);font-size:20px;margin-bottom:18px}
.hero .jp-title{font-size:18px;color:rgba(255,255,255,.9);margin-bottom:14px;letter-spacing:2px}
.hero .sub{font-size:14px;color:rgba(255,255,255,.7);max-width:720px;margin:18px auto 0;line-height:1.8}

/* Hero with background image (Adobe Stock #2038743839 or fallback gradient marble) */
.hero-bg{
  background:
    /* dark veil on top so text stays readable */
    linear-gradient(135deg, rgba(10,31,68,.78) 0%, rgba(15,45,107,.72) 60%, rgba(22,47,122,.78) 100%),
    /* the actual photo */
    url("img/hero-bg.jpg") center/cover no-repeat,
    /* fallback gradient marble (still elegant if image missing) */
    radial-gradient(ellipse at 70% 30%, rgba(201,169,97,.22), transparent 55%),
    radial-gradient(ellipse at 20% 80%, rgba(46,120,210,.30), transparent 55%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-mid) 70%, #162F7A 100%);
  position:relative;overflow:hidden;
}
.hero-bg::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at center, transparent 30%, rgba(10,31,68,.5) 100%);
  pointer-events:none;
}
.hero-veil{
  position:absolute;inset:0;background:
    radial-gradient(circle at 25% 35%, rgba(46,120,210,.22), transparent 45%),
    radial-gradient(circle at 75% 65%, rgba(201,169,97,.12), transparent 45%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.hero-bg h1{text-shadow:0 4px 18px rgba(0,0,0,.5)}
.hero-bg .jp-title{text-shadow:0 2px 10px rgba(0,0,0,.4)}

/* ===== Hero split (navy top + white bottom) ===== */
.hero-split{display:flex;flex-direction:column;border-bottom:1px solid rgba(201,169,97,.3)}
.hero-top{
  padding:80px 28px 56px;
  text-align:center;
  color:#fff;
  border-bottom:2px solid var(--gold);
}
.hero-top h1{font-family:var(--chancery);font-style:italic;font-weight:400;font-size:64px;line-height:1.1;margin-bottom:10px;letter-spacing:.5px;color:#fff}
.hero-top .accent{display:inline-block;width:80px;height:2px;background:var(--gold);margin:18px auto}
.hero-top .lede{font-family:var(--chancery);font-style:italic;color:var(--gold-light);font-size:22px;letter-spacing:.5px}

.hero-bottom{
  background:#fff;
  padding:72px 28px 80px;
  text-align:center;
  position:relative;
}
/* subtle gold hairline at top of white panel */
.hero-bottom::before{
  content:"";position:absolute;left:50%;top:0;transform:translate(-50%,-1px);
  width:120px;height:3px;background:linear-gradient(90deg,transparent,var(--gold),transparent);
}
.hero-bottom-inner{max-width:880px;margin:0 auto}
.hero-bottom .jp-title{
  color:var(--navy);
  font-family:var(--jp);
  font-size:34px;
  font-weight:700;
  letter-spacing:3px;
  margin-bottom:28px;
  line-height:1.3;
}
.hero-bottom .sub-light{
  color:var(--navy);
  font-size:16px;
  line-height:2.1;
  letter-spacing:.5px;
  font-weight:400;
}
.hero-bottom .imf-mark{
  margin-top:36px;
  font-size:13px;
  color:var(--muted);
  letter-spacing:2px;
}
.hero-bottom .imf-mark .it{
  font-family:var(--chancery);
  font-style:italic;
  color:var(--gold);
  font-size:20px;
  letter-spacing:0;
}
.hero-bottom .imf-mark .rest{color:var(--navy)}

/* ===== Content ===== */
.container{max-width:1180px;margin:0 auto;padding:0 28px}
.section{padding:88px 0}
.section.alt{background:var(--white)}
.section h2{
  font-family:var(--jp);font-size:32px;color:var(--navy);font-weight:700;
  margin-bottom:8px;letter-spacing:.5px;
}
.section h2 + .en-sub{
  font-family:var(--chancery);font-style:italic;color:var(--blue);
  font-size:16px;margin-bottom:36px;display:block;
}
.section h2 + .en-sub::before{content:"";display:inline-block;width:40px;height:2px;background:var(--gold);margin:0 14px 4px 0;vertical-align:middle}

.lead{font-size:16px;color:var(--body);margin-bottom:36px;max-width:880px;line-height:1.9}

/* ===== Card grid ===== */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-top:28px}
.card{background:var(--white);border:1px solid var(--ice);border-radius:8px;padding:32px 28px;position:relative;overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 44px rgba(10,31,68,.13)}
.card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--blue)}
.card .num{font-family:var(--chancery);font-style:italic;color:var(--gold);font-size:44px;line-height:1;margin-bottom:18px;display:block}
.card h3{color:var(--navy);font-size:19px;margin-bottom:6px;font-weight:700}
.card .en{font-family:var(--chancery);font-style:italic;color:var(--blue);font-size:13px;margin-bottom:16px;display:block}
.card p{font-size:14px;color:var(--body);line-height:1.8}

/* ===== Quote band ===== */
.quote-band{background:var(--navy);color:#fff;padding:60px 28px;text-align:center;margin:0;position:relative;overflow:hidden}
.quote-band::before{content:"";position:absolute;left:0;top:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.quote-band::after{content:"";position:absolute;left:0;bottom:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.quote-band .q{font-family:var(--chancery);font-style:italic;color:var(--gold-light);font-size:34px;margin-bottom:10px}
.quote-band .t{color:var(--ice);font-size:15px;letter-spacing:2px}

/* ===== Footer ===== */
.site-footer{background:var(--navy);color:rgba(255,255,255,.85);padding:64px 28px 28px;border-top:2px solid var(--gold)}
.site-footer .inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:2px;margin-bottom:16px;font-weight:600}
.site-footer h4::before{content:"";display:inline-block;width:18px;height:1.5px;background:var(--gold);margin-right:10px;vertical-align:middle}
.site-footer .brand-block .en{font-family:var(--chancery);font-style:italic;color:#fff;font-size:26px;display:block;margin-bottom:6px}
.site-footer .brand-block .jp{color:var(--gold-light);font-size:13px;letter-spacing:2px}
.site-footer p,.site-footer a{font-size:13px;color:rgba(255,255,255,.75);line-height:1.9}
.site-footer a:hover{color:var(--gold-light)}
.site-footer .copy{max-width:1180px;margin:48px auto 0;padding-top:24px;border-top:1px solid rgba(255,255,255,.15);text-align:center;font-size:12px;color:rgba(255,255,255,.55)}
.site-footer .copy .c{font-family:var(--chancery);font-style:italic;color:var(--gold);font-size:14px}

/* ===== Page hero (smaller, used on subpages) ===== */
.page-hero{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-mid) 100%);
  color:#fff;padding:80px 28px 56px;border-bottom:1px solid rgba(201,169,97,.3);
}
.page-hero .inner{max-width:1180px;margin:0 auto}
.page-hero .crumbs{color:rgba(255,255,255,.6);font-size:12px;letter-spacing:1.5px;margin-bottom:14px}
.page-hero .crumbs a{color:var(--gold-light)}
.page-hero h1{font-family:var(--jp);font-size:38px;font-weight:700;letter-spacing:.5px;line-height:1.2;margin-bottom:8px}
.page-hero .en{font-family:var(--chancery);font-style:italic;color:var(--gold-light);font-size:18px}
.page-hero .en::before{content:"";display:inline-block;width:36px;height:2px;background:var(--gold);margin:0 14px 4px 0;vertical-align:middle}

/* ===== Two-col info ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.split .label{font-family:var(--chancery);font-style:italic;color:var(--gold);font-size:14px;letter-spacing:1px;margin-bottom:4px}
.split h3{color:var(--navy);font-size:24px;margin-bottom:14px;font-weight:700}

.info-table{background:var(--white);border:1px solid var(--ice);border-radius:8px;box-shadow:var(--shadow);overflow:hidden}
.info-table dl{display:grid;grid-template-columns:200px 1fr;gap:0;font-size:14px}
.info-table dt,.info-table dd{padding:18px 24px;border-bottom:1px solid var(--ice)}
.info-table dt{background:var(--cream);color:var(--navy);font-weight:600;letter-spacing:.5px}
.info-table dd{color:var(--body)}
.info-table dt:last-of-type,.info-table dd:last-of-type{border-bottom:0}

/* ===== Form ===== */
.form-card{background:var(--white);border:1px solid var(--ice);border-radius:8px;box-shadow:var(--shadow);padding:36px}
.form-grid{display:grid;gap:18px}
.form-grid label{display:block;font-size:13px;color:var(--navy);font-weight:600;margin-bottom:6px;letter-spacing:.3px}
.form-grid label .en{font-family:var(--chancery);font-style:italic;color:var(--gold);font-size:12px;margin-left:8px;font-weight:400}
.form-grid input,.form-grid textarea,.form-grid select{width:100%;padding:12px 14px;border:1px solid var(--ice);border-radius:4px;font-family:inherit;font-size:14px;color:var(--body);background:var(--cream);transition:border-color .2s,background .2s}
.form-grid input:focus,.form-grid textarea:focus,.form-grid select:focus{outline:none;border-color:var(--blue);background:#fff}
.form-grid textarea{min-height:150px;resize:vertical}
.btn{display:inline-block;padding:14px 32px;background:var(--navy);color:#fff;border:1px solid var(--navy);border-radius:4px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s,color .2s;letter-spacing:.5px}
.btn:hover{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.gold{background:var(--gold);color:var(--navy);border-color:var(--gold)}
.btn.gold:hover{background:var(--gold-light);color:var(--navy);border-color:var(--gold-light)}

/* (Removed legacy .brain-section block — consolidated into single definition below) */

/* ===== Solution rows (IX / DX / IL with images) ===== */
.solution-row{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;
  align-items:center;margin-top:48px;
  background:var(--white);border:1px solid var(--ice);border-radius:10px;
  padding:36px 40px;box-shadow:var(--shadow);
}
.solution-row.flip .solution-text{order:2}
.solution-row.flip .solution-img{order:1}
.solution-text .solution-mark{
  display:inline-block;
  font-family:var(--chancery);font-style:italic;color:var(--gold);
  font-size:48px;line-height:1;margin-bottom:8px;
}
.solution-text h3{
  color:var(--navy);font-size:26px;font-weight:700;margin-bottom:6px;
}
.solution-text .en{
  font-family:var(--chancery);font-style:italic;color:var(--blue);
  font-size:14px;margin-bottom:18px;display:block;
}
.solution-text p{color:var(--body);font-size:14.5px;line-height:1.95}
.solution-img img{
  width:100%;height:auto;display:block;
  border-radius:8px;box-shadow:0 8px 22px rgba(10,31,68,.10);
}
.solution-img-dark{background:var(--navy);border-radius:8px;padding:0;overflow:hidden}
.solution-img-dark img{box-shadow:none;border-radius:0}

/* ===== Brain = AI hero (between Quote band and Core Services) ===== */
.brain-section{
  position:relative;
  overflow:hidden;
  color:#fff;
  isolation:isolate;
  min-height:480px;
  border-bottom:1px solid rgba(201,169,97,.3);
}
.brain-img-wrap{
  position:absolute;inset:0;z-index:0;
  background:var(--navy);
}
.brain-img{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;object-position:center;
  opacity:0;
  /* much more muted: heavy desat + low brightness + bigger blur so dashboard details just hint */
  filter:grayscale(70%) brightness(.25) contrast(.75) blur(4px);
  transition:opacity 1.2s ease-in-out;
  animation:brain-slide 24s infinite;
  will-change:opacity;
}
/* 4-image rotation: each visible 6s, crossfade ~1.2s. Cycle 24s. */
.brain-img-1{animation-delay:0s}
.brain-img-2{animation-delay:6s}
.brain-img-3{animation-delay:12s}
.brain-img-4{animation-delay:18s}
@keyframes brain-slide{
  0%        {opacity:0}
  2%, 23%   {opacity:1}
  27%, 100% {opacity:0}
}
/* Overlay: heavier dark navy so text always stays primary */
.brain-overlay{
  position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(201,169,97,.08), transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(46,120,210,.12), transparent 55%),
    linear-gradient(135deg, rgba(10,31,68,.94) 0%, rgba(15,45,107,.90) 50%, rgba(10,31,68,.96) 100%);
  pointer-events:none;
}
.brain-text{position:relative;z-index:2;padding:96px 28px 88px}
.brain-tagline{
  display:inline-block;
  font-family:var(--chancery);font-style:italic;
  color:var(--gold-light);font-size:18px;letter-spacing:1px;
  margin-bottom:18px;
  padding:4px 14px;border:1px solid rgba(201,169,97,.45);border-radius:20px;
  background:rgba(10,31,68,.35);
}
.brain-h2{
  font-family:var(--jp);font-weight:700;
  color:#fff;font-size:34px;line-height:1.5;letter-spacing:.5px;
  margin-bottom:24px;
  text-shadow:0 4px 18px rgba(0,0,0,.4);
  max-width:920px;
}
.brain-body{
  color:rgba(255,255,255,.88);
  font-size:15.5px;line-height:2;
  max-width:760px;
  text-shadow:0 2px 10px rgba(0,0,0,.35);
}
/* Subtle indicator dots showing the slide cycle */
.brain-section::after{
  content:"";
  position:absolute;
  left:50%;bottom:24px;transform:translateX(-50%);
  z-index:2;
  width:64px;height:2px;
  background:linear-gradient(90deg,transparent,rgba(201,169,97,.6),transparent);
  pointer-events:none;
}
/* Accessibility: respect reduced-motion */
@media (prefers-reduced-motion: reduce){
  .brain-img{animation:none}
  .brain-img-1{opacity:1}
}

/* ===== Members ===== */
.members{display:grid;grid-template-columns:1fr;gap:32px;margin-top:32px}
.member-card{
  display:grid;grid-template-columns:260px 1fr;gap:36px;align-items:start;
  background:var(--white);border:1px solid var(--ice);border-radius:10px;
  padding:36px;box-shadow:var(--shadow);
  transition:transform .25s,box-shadow .25s;
}
.member-card:hover{transform:translateY(-3px);box-shadow:0 18px 44px rgba(10,31,68,.13)}
.member-photo{position:relative;width:100%;aspect-ratio:1/1;background:var(--navy);border-radius:8px;overflow:hidden;border:2px solid var(--gold)}
.member-photo img{width:100%;height:100%;object-fit:cover;display:block}
.member-photo::after{content:"";position:absolute;inset:0;box-shadow:inset 0 -40px 60px rgba(10,31,68,.3);pointer-events:none}
.member-role{font-family:var(--chancery);font-style:italic;color:var(--gold);font-size:14px;letter-spacing:.5px;display:block;margin-bottom:4px}
.member-name{color:var(--navy);font-size:26px;font-weight:700;margin-bottom:6px;line-height:1.2}
.member-name .en{font-family:var(--chancery);font-style:italic;color:var(--blue);font-size:18px;font-weight:400;margin-left:8px;letter-spacing:.3px}
.member-bio{color:var(--body);font-size:14.5px;line-height:1.9;margin-top:16px}
.member-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.m-tag{background:var(--ice);color:var(--navy);padding:6px 12px;border-radius:14px;font-size:12px;font-weight:600;letter-spacing:.3px}

/* ===== Demo cards (clickable) ===== */
.demo-card,.blog-card{display:flex;flex-direction:column;cursor:pointer}
.demo-card:hover,.blog-card:hover{transform:translateY(-3px);box-shadow:0 18px 44px rgba(10,31,68,.13)}
.demo-cta{margin-top:auto;color:var(--blue);font-size:13px;font-weight:600;letter-spacing:.5px;padding-top:14px}
.demo-card:hover .demo-cta{color:var(--bright)}

/* Demo cards with thumbnails */
.demo-cards-img .card.has-thumb{padding:0;overflow:hidden}
.demo-cards-img .card.has-thumb::before{display:none}
.demo-thumb{
  width:100%;aspect-ratio:16/9;overflow:hidden;background:var(--navy);
  border-bottom:2px solid var(--gold);position:relative;
}
.demo-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s}
.has-thumb:hover .demo-thumb img{transform:scale(1.04)}
.demo-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, transparent 60%, rgba(10,31,68,.45) 100%);
  pointer-events:none;
}
.demo-body{padding:24px 28px 28px;display:flex;flex-direction:column;flex:1}
.demo-body .num{
  font-family:var(--chancery);font-style:italic;color:var(--gold);
  font-size:32px;line-height:1;margin-bottom:10px;display:block;
}
.demo-body h3{color:var(--navy);font-size:18px;font-weight:700;margin-bottom:4px}
.demo-body .en{
  font-family:var(--chancery);font-style:italic;color:var(--blue);
  font-size:12px;display:block;margin-bottom:12px;
}
.demo-body p{color:var(--body);font-size:13.5px;line-height:1.8;margin-bottom:auto}
.demo-body .demo-cta{padding-top:14px;margin-top:14px;border-top:1px solid var(--ice)}
.blog-tag{display:inline-block;background:var(--navy);color:var(--gold-light);padding:4px 10px;border-radius:12px;font-size:11px;letter-spacing:1px;font-family:var(--chancery);font-style:italic;margin-bottom:14px;align-self:flex-start}
.btn-link{display:inline-block;color:var(--gold);font-family:var(--chancery);font-style:italic;font-size:16px;border-bottom:1px solid var(--gold);padding-bottom:2px;transition:color .2s,border-color .2s}
.btn-link:hover{color:var(--bright);border-color:var(--bright)}

/* ===== Blog list ===== */
.blog-list{display:grid;grid-template-columns:1fr;gap:24px;margin-top:28px}
.blog-list-card{background:var(--white);border:1px solid var(--ice);border-radius:8px;padding:32px 36px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;display:block}
.blog-list-card:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(10,31,68,.10)}
.blog-list-card .meta{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.blog-list-card .meta .date{color:var(--muted);font-size:12px;letter-spacing:1px;font-family:var(--chancery);font-style:italic}
.blog-list-card h3{color:var(--navy);font-size:22px;font-weight:700;margin-bottom:8px}
.blog-list-card p{color:var(--body);font-size:14px;line-height:1.8}

/* ===== Article body ===== */
.article{max-width:760px;margin:0 auto;padding:0 28px}
.article > p,.article > h2,.article > h3,.article > ul,.article > ol,.article > blockquote,.article > pre,.article > figure,.article > hr{margin-bottom:1.2em}
.article h2{color:var(--navy);font-size:26px;font-weight:700;margin-top:2em;margin-bottom:.8em;padding-bottom:.4em;border-bottom:1px solid var(--ice)}
.article h3{color:var(--navy);font-size:19px;font-weight:700;margin-top:1.8em;margin-bottom:.6em}
.article p{color:var(--body);font-size:15.5px;line-height:1.95}
.article ul,.article ol{padding-left:1.6em;color:var(--body)}
.article li{margin-bottom:.5em;line-height:1.85}
.article blockquote{border-left:3px solid var(--gold);padding:14px 22px;background:var(--cream);color:var(--body);font-style:italic}
.article code{background:var(--ice);padding:2px 7px;border-radius:3px;font-family:Consolas,Menlo,monospace;font-size:.9em;color:var(--navy)}
.article pre{background:var(--navy);color:#E8F1FC;padding:18px 22px;border-radius:6px;overflow-x:auto;font-family:Consolas,Menlo,monospace;font-size:13px;line-height:1.6}
.article pre code{background:transparent;color:inherit;padding:0}
.article img{border-radius:6px;box-shadow:var(--shadow);margin:1em 0}
.article a{color:var(--blue);border-bottom:1px solid rgba(30,79,163,.3)}
.article a:hover{color:var(--bright);border-color:var(--bright)}

.article-meta{display:flex;align-items:center;gap:16px;margin-bottom:32px;padding-bottom:18px;border-bottom:1px solid var(--ice)}
.article-meta .date{color:var(--muted);font-size:13px;font-family:var(--chancery);font-style:italic}
.article-meta .author{color:var(--blue);font-size:13px}

.back-link{display:inline-block;color:var(--muted);font-size:13px;margin-bottom:18px}
.back-link::before{content:"← "}
.back-link:hover{color:var(--blue)}

/* ===== Responsive ===== */
@media (max-width:780px){
  .hero h1{font-size:42px}
  .nav ul{display:none}
  .split{grid-template-columns:1fr}
  .site-footer .inner{grid-template-columns:1fr;gap:32px}
  .info-table dl{grid-template-columns:1fr}
  .info-table dt{border-bottom:0;padding-bottom:0}
  .info-table dd{padding-top:8px}
  .member-card{grid-template-columns:1fr;gap:20px;padding:24px}
  .member-photo{max-width:240px;margin:0 auto}
  .hero-bg{padding:72px 20px 64px}
  .hero-top{padding:56px 20px 40px}
  .hero-top h1{font-size:42px}
  .hero-bottom{padding:48px 20px 56px}
  .hero-bottom .jp-title{font-size:24px;letter-spacing:2px}
  .hero-bottom .sub-light{font-size:14.5px;line-height:2}
  .brain-text{padding:64px 20px 56px}
  .brain-h2{font-size:24px;line-height:1.55}
  .brain-body{font-size:14.5px;line-height:1.95}
  .brain-section{min-height:380px}
  .solution-row{grid-template-columns:1fr;gap:24px;padding:24px}
  .solution-row.flip .solution-text{order:1}
  .solution-row.flip .solution-img{order:2}
  .brain-h2{font-size:22px}
  .brain-tagline{font-size:18px}
  .brain-text{padding:32px 0 56px;margin-top:-80px}
  .brain-img-wrap{padding-bottom:60%}
  .page-hero h1{font-size:28px}
}