:root{
  color-scheme: only light;
  --ink:#1A2530;
  --text:#333333;
  --text-soft:#6E6E6E;
  --blue:#1D5FA6;
  --blue-deep:#0E3A63;
  --blue-pale:#F0F6FB;
  --paper:#FFFFFF;
  --tint:#FAFAF8;
  --line:#EAEAE6;
  --line-strong:#DDDDD6;
  --shadow-xs: 0 1px 2px rgba(20,25,35,0.05);
  --shadow-sm: 0 1px 2px rgba(20,25,35,0.04), 0 3px 10px rgba(20,25,35,0.05);
  --shadow-md: 0 3px 8px rgba(20,25,35,0.05), 0 10px 28px rgba(20,25,35,0.09);
  --shadow-nav: 0 2px 14px rgba(20,25,35,0.07);
}

/* ---------------- SCROLL REVEAL ----------------
   Placed early in the cascade on purpose: this only sets the resting
   (in-view) transform back to translateY(0)/opacity:1. Component-specific
   :hover/:active transforms defined later in this stylesheet share the same
   specificity, so later-source-order correctly lets them win once an
   element has been revealed — otherwise hover/press lifts would silently
   get overridden back to translateY(0) by this rule. */
@media (prefers-reduced-motion: no-preference){
  .reveal-target{
    opacity:0; transform:translateY(22px);
    transition:opacity .7s cubic-bezier(.2,.6,.2,1), transform .7s cubic-bezier(.2,.6,.2,1);
    will-change:opacity, transform;
  }
  .reveal-target.in-view{opacity:1; transform:translateY(0);}
  /* staggered reveal for grid/list children */
  .mag-grid > .mag-item:nth-child(1){transition-delay:0s;}
  .mag-grid > .mag-item:nth-child(2){transition-delay:.06s;}
  .mag-grid > .mag-item:nth-child(3){transition-delay:.12s;}
  .mag-grid > .mag-item:nth-child(4){transition-delay:.18s;}
  .mag-grid > .mag-item:nth-child(5){transition-delay:.24s;}
  .mag-grid > .mag-item:nth-child(6){transition-delay:.3s;}
  .app-grid > .app-card:nth-child(1){transition-delay:0s;}
  .app-grid > .app-card:nth-child(2){transition-delay:.08s;}
  .app-grid > .app-card:nth-child(3){transition-delay:.16s;}
  .app-grid > .app-card:nth-child(4){transition-delay:.24s;}
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth; background:#FFFFFF;}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} }
html,body{margin:0;padding:0;}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Source Serif 4','Noto Serif TC',Georgia,serif;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
/* Belt-and-braces: some mobile webviews algorithmically re-color pages that
   don't explicitly opt out of dark mode. color-scheme:only light (above)
   is the correct signal, but in case a host app still injects its own dark
   theme, re-assert every token here so the visual result never changes. */
@media (prefers-color-scheme: dark){
  :root{
    --ink:#1A2530;
    --text:#333333;
    --text-soft:#6E6E6E;
    --blue:#1D5FA6;
    --blue-deep:#0E3A63;
    --blue-pale:#F0F6FB;
    --paper:#FFFFFF;
    --tint:#FAFAF8;
    --line:#EAEAE6;
    --line-strong:#DDDDD6;
  }
  html, body{background:#FFFFFF !important; color:#1A2530 !important;}
}
a{color:inherit;}
.en{font-family:'Inter','Noto Sans TC',-apple-system,sans-serif;}
img{max-width:100%;display:block;}

/* ---------------- GLOBAL NAV ---------------- */
.site-nav{
  position:sticky; top:0; z-index:100;
  background:#fff; border-bottom:1px solid var(--line);
  height:68px;
  transition:box-shadow .25s ease, border-color .25s ease;
}
.site-nav.is-scrolled{
  box-shadow:var(--shadow-nav);
  border-bottom-color:transparent;
}
.site-nav .nav-inner{
  max-width:1160px; margin:0 auto; height:100%;
  padding:0 28px;
  display:flex; align-items:center; justify-content:space-between;
  gap:20px;
}
.brand{
  font-family:'Source Serif 4','Noto Serif TC',serif;
  font-weight:700; font-size:20px; color:var(--ink);
  line-height:1.2; text-decoration:none; white-space:nowrap;
}
.brand small{
  display:block; font-family:'Inter',sans-serif; font-size:13px;
  color:var(--text-soft); font-weight:500; letter-spacing:0.03em;
  margin-top:3px;
}
.nav-links{
  display:flex; align-items:center; gap:30px;
  font-family:'Inter',sans-serif; font-size:14px;
  list-style:none; margin:0; padding:0;
}
.nav-links a{
  text-decoration:none; color:var(--text);
  padding:6px 0; border-bottom:1px solid transparent;
  transition:color .15s ease;
}
.nav-links a:hover, .nav-links a.active{color:var(--blue);}
.nav-actions{display:flex; align-items:center; gap:18px;}
.nav-icon-btn{
  background:none; border:none; cursor:pointer; padding:6px;
  color:var(--text); display:flex; align-items:center; justify-content:center;
}
.nav-icon-btn svg{width:18px; height:18px;}
.nav-hamburger{display:none; background:none; border:none; cursor:pointer; padding:6px;}
.nav-hamburger svg{width:20px; height:20px; color:var(--ink);}
.nav-mobile-panel{
  display:none;
  border-bottom:1px solid var(--line);
  background:#fff;
}
.nav-mobile-panel.open{display:block;}
.nav-mobile-panel ul{list-style:none; margin:0; padding:8px 28px 18px;}
.nav-mobile-panel a{
  display:block; padding:12px 0; font-family:'Inter',sans-serif; font-size:15px;
  color:var(--text); text-decoration:none; border-bottom:1px solid var(--line);
}
@media (max-width:760px){
  .nav-links{display:none;}
  .nav-hamburger{display:flex; align-items:center; justify-content:center;}
}

/* ---------------- FOOTER ---------------- */
.site-footer{
  border-top:1px solid var(--line);
  padding:48px 28px 56px;
}
.site-footer .footer-inner{
  max-width:1160px; margin:0 auto;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px;
}
.footer-brand{font-family:'Source Serif 4',serif; font-weight:700; font-size:19px; color:var(--ink);}
.footer-brand small{display:block; font-family:'Inter',sans-serif; font-size:13px; color:var(--text-soft); margin-top:4px; font-weight:500;}
.footer-cols{display:flex; gap:56px; flex-wrap:wrap;}
.footer-col{font-family:'Inter',sans-serif; font-size:13px;}
.footer-col .fc-title{color:var(--text-soft); font-size:13px; letter-spacing:0.05em; margin-bottom:12px;}
.footer-col a{display:block; color:var(--text); text-decoration:none; margin-bottom:9px;}
.footer-col a:hover{color:var(--blue);}
.footer-meta{
  max-width:1160px; margin:32px auto 0; padding-top:24px; border-top:1px solid var(--line);
  font-family:'Inter',sans-serif; font-size:12px; color:#9A9A90;
}

/* ---------------- SHARED TYPO / KICKER ---------------- */
.kicker{
  font-family:'Inter',sans-serif;
  font-size:13.5px; letter-spacing:0.06em; color:var(--blue);
  margin:0 0 11px; font-weight:600;
}
.hero-tagline{
  font-family:'Inter',sans-serif;
  font-size:clamp(15px,1.8vw,18px); letter-spacing:0.04em; color:var(--blue);
  margin:0 0 14px; font-weight:600;
}
.italic-blue{font-style:italic; color:var(--blue-deep); font-weight:500;}

/* ---------------- PAGE SECTIONS ---------------- */
.section{max-width:1160px; margin:0 auto; padding:88px 28px;}
.section-head{max-width:680px; margin-bottom:52px;}
.section-head h2{
  font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700;
  font-size:clamp(24px,3vw,32px); margin:0 0 14px; color:var(--ink); line-height:1.4;
}
.section-head p{font-size:16.5px; color:var(--text-soft); margin:0; line-height:1.8;}

/* ---------------- EDITORIAL INDEX GRID (How I Think) ---------------- */
.editorial-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:0 64px;
}
.editorial-item{
  padding:26px 0 28px;
  text-decoration:none; display:block; color:inherit;
}
.editorial-item .ei-num{font-family:'Inter',sans-serif; font-size:12.5px; font-weight:600; color:var(--blue);}
.editorial-item h3{
  font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:600; font-size:20px;
  margin:9px 0 8px; color:var(--ink); transition:color .15s ease;
}
.editorial-item:hover h3{color:var(--blue);}
.editorial-item p{font-size:15px; color:var(--text-soft); margin:0 0 8px; line-height:1.7;}
.editorial-item .ei-count{font-family:'Inter',sans-serif; font-size:13.5px; color:#9A9A90;}
@media (max-width:760px){ .editorial-grid{grid-template-columns:1fr;} }

/* ---------------- SIGNATURE / SIGNATURE LIST ---------------- */
.signature-list{list-style:none; margin:0; padding:0; border:1px solid var(--line-strong);}
.signature-list li{
  display:flex; gap:24px; padding:26px 24px; border-bottom:1px solid var(--line-strong);
  border-left:3px solid transparent;
  transition:border-left-color .2s ease, background .2s ease;
}
.signature-list li:nth-child(even){background:var(--tint);}
.signature-list li:last-child{border-bottom:none;}
.signature-list li:has(a[data-go]):hover{border-left-color:var(--blue);}
.sig-num{font-family:'Inter',sans-serif; font-size:13px; font-weight:600; color:var(--blue); min-width:26px; padding-top:3px;}
.sig-body{flex:1; min-width:0;}
.sig-cat{font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.05em; color:var(--text-soft); margin-bottom:6px;}
.sig-title-row{display:flex; align-items:baseline; justify-content:space-between; gap:16px; flex-wrap:wrap;}
.sig-title{font-family:'Source Serif 4','Noto Serif TC',serif; font-size:18.5px; font-weight:600; color:var(--ink);}
.sig-sub{font-family:'Source Serif 4',serif; font-style:italic; font-size:14.5px; color:var(--text-soft); margin-top:4px;}
.sig-meta{font-family:'Inter',sans-serif; font-size:13.5px; color:#9A9A90; white-space:nowrap;}
a.signature-row{text-decoration:none; color:inherit; display:flex; gap:24px; width:100%;}
a.signature-row:hover .sig-title{color:var(--blue);}
.sig-soon{opacity:0.62;}
.soon-tag{
  font-family:'Inter',sans-serif; font-size:12px; letter-spacing:0.04em; color:#6E6E68;
  border:1px solid var(--line-strong); background:#fff; padding:2px 7px; border-radius:2px; white-space:nowrap;
  box-shadow:var(--shadow-xs);
}

/* ---------------- KNOWLEDGE x APPLICATION DIAGRAM ---------------- */
.kx-wrap{
  background:var(--tint); border:1px solid var(--line);
  padding:48px 40px; display:flex; gap:40px; align-items:stretch; flex-wrap:wrap;
}
.kx-col{flex:1 1 260px;}
.kx-label{font-family:'Inter',sans-serif; font-size:13.5px; letter-spacing:0.06em; color:var(--blue); font-weight:600; margin-bottom:6px;}
.kx-title{font-family:'Source Serif 4',serif; font-size:19px; color:var(--ink); margin-bottom:18px;}
.kx-chip{
  display:inline-block; font-family:'Inter',sans-serif; font-size:12.5px;
  background:#fff; border:1px solid var(--line-strong); padding:7px 14px;
  margin:0 8px 8px 0; color:var(--text);
}
.kx-divider{
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  color:var(--line-strong); gap:6px; flex:0 0 auto; padding:0 6px;
}
.kx-divider .dot{width:5px; height:5px; border-radius:50%; background:var(--blue);}
.kx-divider .kx-line{width:1px; flex:1; background:var(--line-strong); min-height:24px;}
@media (max-width:760px){ .kx-wrap{padding:32px 24px;} .kx-divider{flex-direction:row; width:100%;} .kx-divider .kx-line{width:auto; flex:1; height:1px;} }

/* ---------------- APPLICATIONS / COMING SOON CARDS ---------------- */
.app-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:20px;}
.app-card{
  border:1px dashed var(--line-strong); padding:26px 24px; position:relative;
  background:#fff;
}
.app-card.published{
  border-style:solid; border-color:var(--line-strong); box-shadow:var(--shadow-xs);
  text-decoration:none; color:inherit; display:block; cursor:pointer;
  transition:border-color .2s ease, background .2s ease, transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s ease;
}
.app-card.published:hover{border-color:var(--blue); background:var(--blue-pale); transform:translateY(-3px); box-shadow:var(--shadow-md);}
.app-card.published:active{transform:translateY(-1px) scale(.99); box-shadow:var(--shadow-xs); transition-duration:.08s;}
.app-card .app-kicker{font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.05em; color:var(--text-soft); padding-right:88px;}
.app-card h3{font-family:'Source Serif 4',serif; font-size:19px; margin:10px 0 10px; color:var(--ink);}
.app-card p{font-size:14.5px; color:var(--text-soft); margin:0 0 16px; line-height:1.7;}
.app-card .app-tags{font-family:'Inter',sans-serif; font-size:13.5px; color:var(--blue);}
.soon-badge{
  position:absolute; top:22px; right:22px;
  font-family:'Inter',sans-serif; font-size:12px; letter-spacing:0.05em; font-weight:600;
  color:var(--text-soft); border:1px solid var(--line-strong); padding:3px 8px; border-radius:2px;
  background:#fff; box-shadow:var(--shadow-xs);
}
.read-badge{
  position:absolute; top:22px; right:22px;
  font-family:'Inter',sans-serif; font-size:12px; letter-spacing:0.05em; font-weight:700;
  color:#fff; background:var(--blue); padding:3px 8px; border-radius:2px; box-shadow:var(--shadow-sm);
}
.app-card.featured{grid-row:span 2;}
@media (max-width:900px){ .app-grid{grid-template-columns:1fr 1fr;} .app-card.featured{grid-column:span 2; grid-row:auto;} }
@media (max-width:640px){ .app-grid{grid-template-columns:1fr;} .app-card.featured{grid-column:auto;} }

/* home teaser: even columns, no featured-row-span behaviour */
.app-grid-teaser{grid-template-columns:repeat(4, 1fr);}
@media (max-width:900px){ .app-grid-teaser{grid-template-columns:1fr 1fr;} }
@media (max-width:640px){ .app-grid-teaser{grid-template-columns:1fr;} }
.app-card-more{
  border-style:dashed; border-color:var(--line-strong);
  text-decoration:none; color:inherit; display:flex; flex-direction:column; justify-content:flex-start; align-items:flex-start;
  cursor:pointer; transition:border-color .2s ease, background .2s ease, transform .22s cubic-bezier(.2,.7,.3,1);
}
.app-card-more:hover{border-color:var(--blue); background:var(--blue-pale); transform:translateY(-3px);}
.app-card-more:active{transform:translateY(-1px) scale(.99); transition-duration:.08s;}
.app-card-more .more-arrow{font-size:26px; color:var(--blue); margin-bottom:14px;}
.app-card-more h3{font-size:17px; margin:0;}
.app-card-more p{margin:8px 0 0;}


/* ---------------- HOME HERO ---------------- */
.home-hero{background:var(--tint); border-top:3px solid var(--blue); border-bottom:1px solid var(--line); padding:76px 28px 84px; position:relative; overflow:hidden;}
.home-hero-inner{max-width:1160px; margin:0 auto; position:relative;}
h1.home-title{
  font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700;
  font-size:clamp(32px,5.4vw,58px); line-height:1.32; margin:0; color:var(--ink); letter-spacing:-0.01em;
  max-width:820px;
}
h1.home-title .line2{display:block; font-style:italic; color:var(--blue-deep); font-weight:500; margin-top:8px;}
.home-lede{font-size:18.5px; color:var(--text); max-width:600px; margin:26px 0 0; line-height:1.85; position:relative;}
.home-cta-row{display:flex; gap:8px; margin-top:34px; font-family:'Inter',sans-serif; font-size:14.5px; flex-wrap:wrap; position:relative;}
.home-cta-row a{
  color:var(--blue); text-decoration:none; padding:8px 14px; margin:-8px 0;
  border-radius:3px; border-bottom:1px solid transparent;
  transition:background .18s ease, transform .12s ease, box-shadow .18s ease;
}
.home-cta-row a:hover{background:var(--blue-pale); box-shadow:var(--shadow-sm); border-bottom-color:transparent;}
.home-cta-row a:active{transform:scale(.97); box-shadow:var(--shadow-xs); transition-duration:.06s;}

/* ---------------- ABOUT TEASER CARD (home) ---------------- */
.about-card{
  display:flex; gap:28px; align-items:center; justify-content:space-between;
  padding:30px 34px; border:1px solid var(--line-strong); background:#fff;
  text-decoration:none; color:inherit;
  transition:border-color .2s ease, transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s ease;
}
.about-card:hover{border-color:var(--blue); transform:translateY(-3px); box-shadow:var(--shadow-md);}
.about-card:active{transform:translateY(-1px) scale(.99); box-shadow:var(--shadow-xs); transition-duration:.08s;}
.about-card .about-card-body{order:2;}
.about-card .about-photo-frame{order:1;}
.about-photo-frame{
  flex-shrink:0; padding:4px; border-radius:50%;
  border:1.5px solid var(--ink);
}
.about-photo{
  width:104px; height:104px; border-radius:50%; object-fit:cover; display:block;
  border:2px solid #fff;
}
.about-tags{font-family:'Inter',sans-serif; font-size:13.5px; color:var(--blue); letter-spacing:0.02em; margin:0 0 6px;}
.about-name{font-family:'Source Serif 4','Noto Serif TC',serif; font-size:20px; font-weight:700; color:var(--ink); margin:0 0 10px;}
.about-bio{font-size:14.5px; color:var(--text-soft); line-height:1.75; margin:0 0 12px;}
.about-more{font-family:'Inter',sans-serif; font-size:13px; font-weight:600; color:var(--blue);}
@media (max-width:520px){
  .about-card{flex-direction:column; gap:18px; align-items:flex-start;}
  .about-card .about-photo-frame{order:0;}
}
.about-hero-row{display:flex; align-items:center; gap:22px; margin-bottom:20px;}
.about-photo-lg{width:120px; height:120px;}
@media (max-width:480px){
  .about-hero-row{flex-direction:column; align-items:flex-start; gap:14px;}
}

/* magazine-style ghost quotation mark, bleeding off the hero edge */
.hero-ghost-quote{
  position:absolute; top:-140px; right:-30px;
  font-family:'Source Serif 4',serif; font-size:440px; line-height:1;
  color:var(--ink); opacity:0.045; z-index:0; pointer-events:none; user-select:none;
}
@media (max-width:900px){ .hero-ghost-quote{font-size:280px; top:-90px; right:-40px;} }

/* exaggerated headline scale for the magazine direction */
.mag-title{font-size:clamp(38px,7vw,84px); line-height:1.08;}
.mag-title .line2{font-size:0.52em; margin-top:18px;}

/* ---------------- MAGAZINE ASYMMETRIC GRID (How I Think) ---------------- */
.mag-grid{
  display:grid; grid-template-columns:1fr; gap:18px;
}
.mag-item{
  position:relative; overflow:hidden;
  background:#fff; text-decoration:none; color:inherit;
  padding:36px 30px 32px; display:flex; flex-direction:column; justify-content:flex-end;
  min-height:204px; border-radius:8px; border:1px solid var(--line);
  box-shadow:var(--shadow-xs);
  transition:background .2s ease, transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s ease, border-color .2s ease;
}
.mag-item::before{
  content:''; position:absolute; left:0; top:0; bottom:0; width:3px;
  background:var(--blue); transform:scaleY(0); transform-origin:bottom;
  transition:transform .28s cubic-bezier(.2,.7,.3,1);
}
.mag-item:hover{background:var(--tint); transform:translateY(-5px); box-shadow:var(--shadow-md); border-color:var(--line-strong); z-index:2;}
.mag-item:hover::before{transform:scaleY(1); transform-origin:top;}
.mag-item:active{transform:translateY(-2px) scale(.99); box-shadow:var(--shadow-xs); transition-duration:.08s;}
.mag-ghost{
  position:absolute; top:-14px; right:-6px; font-family:'Source Serif 4',serif; font-weight:700;
  font-size:104px; line-height:1; color:var(--ink); opacity:0.055; pointer-events:none;
  text-shadow:3px 4px 0 rgba(29,95,166,0.05);
}
.mag-cat{font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.06em; color:var(--blue); font-weight:600; margin-bottom:10px; position:relative; max-width:calc(100% - 64px);}
.mag-item h3{
  font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700; font-size:25px; line-height:1.35;
  color:var(--ink); margin:0 0 8px; position:relative; max-width:calc(100% - 64px);
}
.mag-item .mag-sub{
  font-size:13.5px; line-height:1.6; color:var(--text-soft);
  display:block; margin:0 0 14px; position:relative; max-width:calc(100% - 64px);
}
.mag-item .ei-count{font-family:'Inter',sans-serif; font-size:13.5px; color:#9A9A90; position:relative;}
@media (min-width:761px){
  .mag-grid{grid-template-columns:1fr 1fr; gap:24px;}
}

/* how-i-think tiles (legacy, kept for other uses) */
.editorial-item{
  border:1px solid var(--line-strong);
  background:#fff;
  padding:24px 22px 26px;
  transition:border-color .2s ease, background .2s ease;
}
.editorial-item:hover{border-color:var(--ink); background:var(--tint);}


/* generic simple hero (about / applications / knowledge library) */
.page-hero{background:var(--tint); border-top:3px solid var(--blue); border-bottom:1px solid var(--line); padding:64px 28px 56px;}
.page-hero-inner{max-width:1160px; margin:0 auto;}
.page-hero .breadcrumb{font-family:'Inter',sans-serif; font-size:12px; letter-spacing:0.06em; color:#6B7D90; margin-bottom:22px;}
h1.page-title{font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700; font-size:clamp(28px,4.4vw,42px); margin:0 0 16px; color:var(--ink); line-height:1.35;}
.page-sub{font-family:'Source Serif 4',serif; font-style:italic; color:var(--blue-deep); font-size:19px; margin:0 0 20px;}
.page-desc{font-size:16.5px; color:var(--text); max-width:680px; margin:0; line-height:1.85;}

/* ---------------- KNOWLEDGE LIBRARY LAYOUT ---------------- */
.lib-layout{max-width:1160px; margin:0 auto; padding:60px 28px 100px; display:flex; gap:64px; align-items:flex-start;}
.lib-sidebar{flex:0 0 220px; position:sticky; top:88px;}
.lib-sidebar ul{list-style:none; margin:0; padding:0;}
.lib-sidebar li{border-left:2px solid transparent;}
.lib-sidebar a{
  display:block; padding:10px 0 10px 16px; font-family:'Inter',sans-serif; font-size:13.5px;
  color:var(--text-soft); text-decoration:none; transition:color .15s ease;
}
.lib-sidebar a .lc-num{color:#B5B5AC; margin-right:8px;}
.lib-sidebar li.active{border-left-color:var(--blue);}
.lib-sidebar li.active a{color:var(--blue); font-weight:600;}
.lib-sidebar a:hover{color:var(--blue);}
.lib-tabs{display:none;}
.lib-main{flex:1; min-width:0;}
.lib-category{padding-bottom:80px; margin-bottom:8px; border-bottom:1px solid var(--line); scroll-margin-top:90px;}
.lib-category:last-child{border-bottom:none;}
.lib-category .cat-kicker{font-family:'Inter',sans-serif; font-size:12px; letter-spacing:0.06em; color:var(--blue); font-weight:600; margin-bottom:10px;}
.lib-category h2{font-family:'Source Serif 4',serif; font-size:28px; margin:0 0 16px; color:var(--ink);}
.lib-category .cat-thesis{font-size:15.5px; color:var(--text-soft); max-width:680px; margin:0 0 32px; line-height:1.8;}
.kp-list{list-style:none; margin:0; padding:0;}
.kp-row{
  display:flex; gap:20px; padding:22px 0; border-top:1px solid var(--line); align-items:baseline;
  text-decoration:none; color:inherit;
}
.kp-row:last-child{border-bottom:1px solid var(--line);}
.kp-num{font-family:'Inter',sans-serif; font-size:13px; color:var(--blue); min-width:22px; font-weight:600;}
.kp-body{flex:1; min-width:0;}
.kp-title{font-family:'Source Serif 4',serif; font-size:16.5px; font-weight:600; color:var(--ink); transition:color .15s ease;}
.kp-desc{font-family:'Source Serif 4',serif; font-size:14.5px; color:var(--text-soft); margin-top:3px;}
a.kp-row:hover .kp-title{color:var(--blue);}
.kp-row.disabled{cursor:default;}
.kp-row.disabled .kp-title{color:#8B8B82;}
.kp-meta{font-family:'Inter',sans-serif; font-size:13.5px; color:#9A9A90; white-space:nowrap; padding-top:2px;}
@media (max-width:900px){
  .lib-layout{flex-direction:column; gap:0;}
  .lib-sidebar{display:none;}
  .lib-tabs{
    display:flex; gap:22px; overflow-x:auto; -webkit-overflow-scrolling:touch;
    padding:0 28px 16px; margin:0 -28px 40px; border-bottom:1px solid var(--line);
    font-family:'Inter',sans-serif; font-size:13px; white-space:nowrap;
  }
  .lib-tabs a{color:var(--text-soft); text-decoration:none; padding-bottom:12px; border-bottom:2px solid transparent;}
  .lib-tabs a.active{color:var(--blue); border-bottom-color:var(--blue);}
}

/* ---------------- THINKING MAP (category page) ---------------- */
.thinking-map{
  display:flex; align-items:stretch; flex-wrap:wrap;
  background:#fff; border:1px solid var(--line-strong); box-shadow:0 1px 3px rgba(20,20,10,0.04);
}
.tm-node{
  flex:1 1 120px; min-width:110px; position:relative;
  padding:20px 12px; text-align:center;
  border-right:1px solid var(--line);
  display:flex; flex-direction:column; align-items:center; gap:8px;
}
.tm-node:last-child{border-right:none;}
.tm-node .tm-num{
  width:26px; height:26px; border-radius:50%; border:1.5px solid var(--line-strong);
  display:flex; align-items:center; justify-content:center; font-family:'Inter',sans-serif; font-size:12.5px; color:var(--text-soft);
}
.tm-node .tm-label{font-family:'Inter',sans-serif; font-size:12px; font-weight:500; color:var(--ink);}
.tm-node::after{
  content:""; position:absolute; right:-1px; top:50%; transform:translate(50%,-50%) rotate(45deg);
  width:6px; height:6px; border-top:1px solid var(--line-strong); border-right:1px solid var(--line-strong);
  background:#fff; z-index:2;
}
.tm-node:last-child::after{display:none;}
@media (max-width:640px){
  .thinking-map{flex-direction:column;}
  .tm-node{flex-direction:row; text-align:left; border-right:none; border-bottom:1px solid var(--line);}
  .tm-node::after{right:auto; left:50%; top:auto; bottom:-1px; transform:translate(-50%,50%) rotate(135deg);}
  .tm-node:last-child{border-bottom:none;}
}

/* focus visibility */
a:focus-visible, button:focus-visible{outline:2px solid var(--blue); outline-offset:2px;}
[data-go]{cursor:pointer;}
[data-go]:focus-visible{outline:2px solid var(--blue); outline-offset:2px;}


.page { display:none; }
#page-home { display:block; }
.nav-links a.active, .nav-mobile-panel a.active { color:var(--blue); }

.kp-page :root {
    color-scheme: only light;
    --ink:#1A2530;
    --text:#333333;
    --text-soft:#6E6E6E;
    --blue:#1D5FA6;
    --blue-deep:#0E3A63;
    --blue-pale:#F0F6FB;
    --paper:#FFFFFF;
    --tint:#FAFAF8;
    --line:#EAEAE6;
    --line-strong:#DDDDD6;
  }
.kp-page * {box-sizing:border-box;}
.kp-page html, .kp-page body {margin:0;padding:0;}
.kp-page body {
    background:var(--paper);
    color:var(--ink);
    font-family:'Source Serif 4','Noto Serif TC',Georgia,serif;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
.kp-page .en {font-family:'Inter','Noto Sans TC',-apple-system,sans-serif;}
.kp-page .hero {
    background:var(--tint);
    border-top:3px solid var(--blue);
    border-bottom:1px solid var(--line);
    padding:60px 28px 58px;
  }
.kp-page .hero-inner {max-width:700px; margin:0 auto;}
.kp-page .breadcrumb {
    font-family:'Inter',sans-serif;
    font-size:12px;
    letter-spacing:0.07em;
    color:#93938A;
    display:flex; align-items:center; gap:8px;
    margin-bottom:32px;
  }
.kp-page .breadcrumb .dot {width:3px;height:3px;background:#B8B8AE;border-radius:50%;}
.kp-page .point-tag {
    display:inline-flex; align-items:center; gap:10px;
    font-family:'Inter',sans-serif;
    font-size:12.5px; letter-spacing:0.03em;
    color:var(--blue);
    background:#fff;
    border:1px solid var(--blue);
    padding:4px 12px 4px 4px;
    border-radius:2px;
    margin-bottom:24px;
    box-shadow:var(--shadow-sm);
  }
.kp-page .point-tag .num {
    font-weight:600; color:#fff; background:var(--blue);
    padding:2px 8px; border-radius:1px; font-size:12px;
  }
.kp-page h1.title {
    font-family:'Source Serif 4','Noto Serif TC',serif;
    font-weight:700;
    font-size:clamp(30px, 4.6vw, 44px);
    line-height:1.36;
    margin:0 0 22px;
    color:var(--ink);
    letter-spacing:-0.01em;
  }
.kp-page h1.title .accent {
    color:var(--blue-deep);
    font-style:italic;
    font-weight:500;
    display:block;
    margin-top:4px;
  }
.kp-page .lede {
    font-size:19px;
    color:var(--text);
    max-width:600px;
    line-height:1.85;
    margin:0;
    font-weight:400;
  }
.kp-page .lede b {color:var(--ink); font-weight:600; font-style:italic;}
.kp-page .diagram-wrap {margin-top:48px;}
.kp-page .diagram-label {
    font-family:'Inter',sans-serif;
    font-size:13px; letter-spacing:0.06em; color:#8B8B82;
    margin-bottom:14px;
    display:flex; justify-content:space-between; align-items:baseline;
    gap:12px; flex-wrap:wrap;
  }
.kp-page .diagram-hint {
    color:#A0A098; font-size:12.5px; letter-spacing:0.02em;
    display:flex; align-items:center; gap:6px;
  }
.kp-page .diagram-hint svg {width:11px; height:11px; opacity:0.85;}
.kp-page .diagram {
    display:flex; align-items:stretch;
    flex-wrap:wrap;
    background:#fff;
    border:1px solid var(--line-strong);
    box-shadow:var(--shadow-sm);
  }
.kp-page .dnode {
    flex:1 1 100px;
    min-width:92px;
    position:relative;
    appearance:none; -webkit-appearance:none;
    background:#fff;
    border:none;
    border-right:1px solid var(--line);
    border-bottom:3px solid transparent;
    padding:16px 8px 13px;
    display:flex; flex-direction:column; align-items:center; text-align:center;
    gap:9px;
    cursor:pointer;
    font:inherit; color:inherit;
    -webkit-tap-highlight-color:transparent;
    transition:background 0.22s ease, border-color 0.22s ease, transform 0.18s cubic-bezier(.2,.7,.3,1);
  }
.kp-page .dnode:last-child {border-right:none;}
.kp-page .dnode:hover {background:var(--blue-pale); transform:translateY(-2px);}
.kp-page .dnode:active {transform:translateY(0) scale(.97); transition-duration:.08s;}
.kp-page .dnode:focus-visible {outline:2px solid var(--blue); outline-offset:-2px; z-index:3;}
.kp-page .dnode.active {
    background:var(--blue-pale);
    border-bottom-color:var(--blue);
  }
.kp-page .dn-circle {
    width:30px; height:30px; border-radius:50%;
    border:1.5px solid var(--line-strong);
    display:flex; align-items:center; justify-content:center;
    font-family:'Inter',sans-serif;
    font-size:13px; color:var(--text-soft);
    transition:all 0.22s ease;
    background:#fff;
  }
.kp-page .dnode.active .dn-circle {
    border-color:var(--blue);
    background:var(--blue);
    color:#fff;
    font-weight:600;
    box-shadow:var(--shadow-sm);
  }
.kp-page .dnode .dn-label {
    font-family:'Inter','Noto Sans TC',sans-serif; font-size:13px; font-weight:500; color:var(--text-soft);
    line-height:1.4;
  }
.kp-page .dnode .dn-tag {
    font-family:'Inter','Noto Sans TC',sans-serif; font-size:12px; color:var(--blue);
    opacity:0.75; margin-top:1px; display:block;
  }
.kp-page .dnode.active .dn-tag {opacity:1;}
.kp-page .dnode .dn-en {
    font-family:'Inter',sans-serif; font-size:12.5px; font-weight:600; color:var(--blue);
    letter-spacing:0.03em; opacity:0.8; margin-top:1px; display:block;
  }
.kp-page .dnode.active .dn-en {opacity:1;}
.kp-page .dnode .dn-subtitle {
    font-family:'Inter','Noto Sans TC',sans-serif; font-size:12.5px; color:var(--text-soft);
    margin-top:3px; display:block; line-height:1.3;
  }
.kp-page .dnode.active .dn-subtitle {color:var(--blue);}
.kp-page .dnode.active .dn-label {color:var(--ink); font-weight:600;}
.kp-page .dnode::after {
    content:"";
    position:absolute; right:-1px; top:50%; transform:translate(50%,-50%) rotate(45deg);
    width:6px; height:6px;
    border-top:1px solid var(--line-strong);
    border-right:1px solid var(--line-strong);
    z-index:2; background:#fff;
  }
.kp-page .dnode:last-child::after {display:none;}
@media (max-width:640px) {
.kp-page .diagram {flex-direction:column;}
.kp-page .dnode {
      flex:1 1 auto; width:100%; min-width:0;
      flex-direction:row; justify-content:flex-start; text-align:left;
      gap:14px; padding:13px 16px;
      border-right:none; border-bottom:1px solid var(--line);
    }
.kp-page .dnode.active {border-left:3px solid var(--blue); border-bottom:1px solid var(--line);}
.kp-page .dnode .dn-label {text-align:left;}
.kp-page .dnode::after {
      right:auto; left:50%; top:auto; bottom:-1px;
      transform:translate(-50%,50%) rotate(135deg);
    }
.kp-page .dnode:last-child {border-bottom:none;}
.kp-page .dnode:last-child::after {display:none;}

}
.kp-page .diagram-progress {
    height:2px; background:var(--line); position:relative;
  }
.kp-page .diagram-progress-fill {
    height:100%; width:16.6667%; background:var(--blue);
    transition:width 0.45s cubic-bezier(.4,0,.2,1);
  }
.kp-page .diagram-detail {
    margin-top:0;
    border:1px solid var(--line-strong); border-top:none;
    border-top:2px solid var(--blue);
    background:#fff;
    padding:18px 22px 20px;
    position:relative;
    box-shadow:var(--shadow-sm);
  }
.kp-page .diagram-detail .dd-step {
    font-family:'Inter',sans-serif; font-size:12.5px; letter-spacing:0.06em;
    color:var(--blue); display:block; margin-bottom:8px; font-weight:600;
    transition:opacity 0.18s ease;
  }
.kp-page .diagram-detail .dd-text {
    font-family:'Source Serif 4','Noto Serif TC',serif; font-size:15.5px; color:var(--text);
    line-height:1.75; margin:0;
    transition:opacity 0.18s ease, transform 0.18s ease;
  }
.kp-page .diagram-detail.swap .dd-step, .kp-page .diagram-detail.swap .dd-text {opacity:0; transform:translateY(3px);}
@media (prefers-reduced-motion: reduce) {
.kp-page .dnode, .kp-page .diagram-progress-fill, .kp-page .diagram-detail .dd-step, .kp-page .diagram-detail .dd-text {transition:none !important;}

}
.kp-page main {max-width:680px; margin:0 auto; padding:64px 28px 40px;}
.kp-page .kicker {
    font-family:'Inter',sans-serif;
    font-size:13.5px; letter-spacing:0.06em; color:var(--blue);
    margin:0 0 11px; font-weight:600;
  }
.kp-page h2 {
    font-family:'Source Serif 4','Noto Serif TC',serif;
    font-weight:700;
    font-size:24px;
    color:var(--ink);
    margin:0 0 19px;
    line-height:1.48;
  }
.kp-page section.block {margin-bottom:54px;}
.kp-page p {font-size:17.5px; color:var(--text); margin:0 0 19px;}
.kp-page p:last-child {margin-bottom:0;}
.kp-page strong {color:var(--ink); font-weight:600;}
.kp-page .example-row {
    display:flex; gap:18px; margin:24px 0 26px;
    flex-wrap:wrap;
  }
.kp-page .example-card {
    flex:1 1 220px;
    background:#fff;
    border:1px solid var(--line);
    box-shadow:0 1px 3px rgba(20,20,10,0.03);
    padding:18px 20px;
  }
.kp-page .example-card .ec-title {
    font-family:'Inter',sans-serif; font-size:13.5px;
    letter-spacing:0.04em; color:var(--blue); margin-bottom:9px; font-weight:600;
  }
.kp-page .example-card .ec-body {font-family:'Source Serif 4','Noto Serif TC',serif; font-size:15.5px; color:var(--text); line-height:1.75;}
.kp-page .flowline {
    font-family:'Inter',sans-serif;
    font-size:12.5px;
    color:var(--blue-deep);
    background:var(--tint);
    border:1px solid var(--line-strong);
    border-left:3px solid var(--blue);
    padding:17px 20px;
    line-height:2;
    margin:0 0 30px;
  }
.kp-page .steps {list-style:none; margin:0; padding:0;}
.kp-page .steps li {
    display:flex; gap:18px;
    padding:19px 0;
    border-bottom:1px solid var(--line);
  }
.kp-page .steps li:first-child {border-top:1px solid var(--line);}
.kp-page .step-num {
    font-family:'Inter',sans-serif;
    font-size:12.5px; font-weight:600; color:var(--blue);
    min-width:24px; padding-top:3px;
  }
.kp-page .step-body {font-family:'Source Serif 4','Noto Serif TC',serif; font-size:16.5px; color:var(--text); line-height:1.78;}
.kp-page .step-body b {color:var(--ink); font-weight:600;}
.kp-page .callout {
    background:transparent;
    border-left:3px solid var(--blue);
    padding:4px 0 4px 24px;
    margin:32px 0 34px;
  }
.kp-page .callout .co-label {
    font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.05em;
    color:var(--text-soft); margin-bottom:10px; font-weight:600;
  }
.kp-page .callout p {
    font-family:'Source Serif 4','Noto Serif TC',serif;
    font-size:16px; color:var(--ink); margin:0; font-style:italic;
  }
.kp-page .callout .en-line {
    font-family:'Source Serif 4',serif; font-size:20px; color:var(--ink); display:block;
    margin-bottom:10px; font-weight:500; font-style:italic; line-height:1.5;
  }
.kp-page .case {
    background:#fff;
    border:1px solid var(--line-strong);
    box-shadow:var(--shadow-sm);
    margin:8px 0 12px;
  }
.kp-page .case-head {
    background:var(--ink);
    color:#EAF0F5;
    padding:16px 22px;
    font-family:'Inter',sans-serif;
    font-size:12.5px; letter-spacing:0.02em; font-weight:600;
    display:flex; justify-content:space-between; align-items:center;
    gap:8px 16px; flex-wrap:wrap;
  }
.kp-page .case-head .tag {color:#9FB6CC; font-weight:400;}
@media (max-width:460px) {
.kp-page .case-head {flex-direction:column; align-items:flex-start;}

}
.kp-page .case-body {padding:24px 26px 8px;}
.kp-page .timeline {
    display:flex; gap:0; margin:6px 0 26px; flex-wrap:wrap;
  }
.kp-page .tl-node {
    flex:1 1 160px; min-width:150px;
    padding:15px 17px;
    background:#fff;
    border:1px solid var(--line);
    border-top:2px solid transparent;
    position:relative;
    transition:border-top-color 0.22s ease, background 0.22s ease, transform 0.22s ease;
  }
.kp-page .tl-node:hover {
    border-top-color:var(--blue);
    background:var(--blue-pale);
    transform:translateY(-2px);
    box-shadow:var(--shadow-sm);
  }
.kp-page .tl-node + .tl-node {border-left:none;}
.kp-page .tl-node .tl-stage {
    font-family:'Inter',sans-serif; font-size:12.5px; color:var(--blue); letter-spacing:0.04em; margin-bottom:6px; font-weight:600;
  }
.kp-page .tl-node .tl-text {font-family:'Source Serif 4','Noto Serif TC',serif; font-size:14px; color:var(--text); line-height:1.65;}
@media (prefers-reduced-motion: reduce) {
.kp-page .tl-node {transition:none;}

}
@media (max-width:640px) {
.kp-page .tl-node {border-left:1px solid var(--line); border-top:none !important;}
.kp-page .tl-node + .tl-node {border-top:none; border-left:1px solid var(--line);}
.kp-page .tl-node:hover {border-left-color:var(--blue);}

}
.kp-page .formula-block {
    margin:64px 0 56px;
    background:var(--ink);
    color:#EAF0F5;
    padding:44px 36px;
    position:relative;
  }
.kp-page .formula-eyebrow {
    font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.07em;
    color:#8FAFCF; margin-bottom:20px; position:relative; font-weight:600;
  }
.kp-page .formula-eq {
    font-family:'Source Serif 4','Noto Serif TC',serif;
    font-style:italic;
    font-size:clamp(19px, 3.6vw, 26px);
    font-weight:500;
    line-height:1.55;
    color:#FAFCFE;
    margin:0 0 22px;
    position:relative;
  }
.kp-page .formula-eq .op {color:#7FA8D6; font-style:normal; margin:0 8px;}
.kp-page .formula-note {
    font-family:'Source Serif 4','Noto Serif TC',serif;
    font-size:15px;
    color:#B4C4D6;
    line-height:1.8;
    max-width:520px;
    position:relative;
    margin:0;
  }
.kp-page .related {margin-top:8px;}
.kp-page .related-list {list-style:none; margin:0; padding:0;}
.kp-page .related-list li {
    display:flex; gap:14px;
    padding:15px 0;
    border-bottom:1px solid var(--line);
  }
.kp-page .related-list li:first-child {border-top:1px solid var(--line);}
.kp-page .rl-num {
    font-family:'Inter',sans-serif; font-size:12.5px; color:var(--blue); min-width:22px; font-weight:600; padding-top:2px;
  }
.kp-page .rl-text {font-family:'Source Serif 4','Noto Serif TC',serif; font-size:15.5px; color:var(--text); line-height:1.65;}
.kp-page .rl-text b {color:var(--ink); font-weight:600;}
.kp-page footer {
    max-width:680px; margin:0 auto; padding:8px 28px 70px;
    font-family:'Inter',sans-serif;
    font-size:12px; color:#9A9A90;
    border-top:1px solid var(--line);
    padding-top:24px;
  }
.kp-page footer .src {margin-bottom:6px; color:#7A7A70;}

/* data tables — clean, no spreadsheet look */
.kp-page .kp-table-wrap{overflow-x:auto; margin:0 0 30px; border:1px solid var(--line-strong);}

/* def-grid: card-based alternative to small comparison tables */
.kp-page .def-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
  gap:1px; background:var(--line-strong); border:1px solid var(--line-strong);
  margin:0 0 30px;
}
.kp-page .def-card{background:#fff; padding:20px 20px 22px;}
.kp-page .def-term{
  font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700; font-size:15.5px;
  color:var(--ink); margin:0 0 14px; line-height:1.4;
}
.kp-page .def-row{margin-bottom:12px;}
.kp-page .def-row:last-child{margin-bottom:0;}
.kp-page .def-label{
  display:block; font-family:'Inter',sans-serif; font-size:12px; letter-spacing:0.04em;
  color:var(--blue); font-weight:600; margin-bottom:4px;
}
.kp-page .def-value{font-size:13.5px; color:var(--text); line-height:1.65;}
.kp-page .def-grid.def-narrow{grid-template-columns:repeat(auto-fit,minmax(170px,1fr));}
.kp-page .def-card:last-child:nth-child(odd){grid-column:1 / -1;}

/* vertical career timeline */
.kp-page .career-timeline{position:relative; padding-left:30px; margin:0 0 8px;}
.kp-page .career-timeline::before{content:''; position:absolute; left:5px; top:5px; bottom:5px; width:1px; background:var(--line-strong);}
.kp-page .career-timeline-item{position:relative; padding-bottom:26px;}
.kp-page .career-timeline-item:last-child{padding-bottom:0;}
.kp-page .career-timeline-dot{
  position:absolute; left:-30px; top:3px; width:11px; height:11px; border-radius:50%;
  background:#fff; border:2px solid var(--blue); box-shadow:0 0 0 3px #fff;
}
.kp-page .career-timeline-period{font-family:'Inter',sans-serif; font-size:13.5px; color:var(--blue); font-weight:600; letter-spacing:0.02em; margin-bottom:4px;}
.kp-page .career-timeline-role{font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700; font-size:16.5px; color:var(--ink);}
.kp-page .career-timeline-org{font-size:13.5px; color:var(--text-soft); margin-top:2px;}

/* stat highlight row — for application case studies */
/* layer connector — visual link between stacked diagram-wraps */
.kp-page .layer-connector{display:flex; flex-direction:column; align-items:center; gap:6px; margin:2px 0 22px; color:var(--blue);}
.kp-page .layer-connector svg{width:38px; height:22px;}
.kp-page .layer-connector-label{font-family:'Inter',sans-serif; font-size:12.5px; letter-spacing:0.05em; color:var(--text-soft);}

/* progress-chart — X/Y axis scatter chart, matches original Medium article's diagram style */
.kp-page .progress-chart{border:1px solid var(--line-strong); background:#fff; padding:20px 20px 18px; margin:20px 0 30px; box-shadow:var(--shadow-sm);}
.kp-page .chart-label{font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.05em; color:var(--text-soft); margin-bottom:10px;}
.kp-page .chart-svg-wrap{width:100%;}
.kp-page .chart-svg{width:100%; height:auto; display:block; overflow:visible;}
.kp-page .chart-point-label, .kp-page .chart-cat-label, .kp-page .chart-axis-label, .kp-page .chart-axis-title{font-family:'Inter','Noto Sans TC',sans-serif;}
.kp-page .chart-legend{list-style:none; margin:16px 0 0; padding:14px 0 0; border-top:1px solid var(--line); display:grid; grid-template-columns:1fr; gap:9px;}

/* clickable SVG diagram nodes (hub-spoke, pyramid) + their detail panel */
.kp-page .hub-node{cursor:pointer;}
.kp-page .hub-node .hub-box{transition:stroke .18s ease, stroke-width .18s ease;}
.kp-page .hub-node:hover .hub-box{stroke:var(--blue);}
.kp-page .hub-node.active .hub-box{stroke:var(--blue); stroke-width:2.5;}
.kp-page .hub-node .hub-badge{transition:stroke .18s ease, fill .18s ease;}
.kp-page .hub-node.active .hub-badge{fill:var(--blue); stroke:var(--blue);}
.kp-page .hub-node.active .hub-badge-text{fill:#fff;}
.kp-page .hub-node:focus-visible .hub-box{outline:2px solid var(--blue); outline-offset:2px;}
.kp-page .chart-detail{
  border-top:2px solid var(--blue); background:#fff; padding:16px 20px 18px; margin-top:14px;
}
.kp-page .chart-detail .cd-step{
  font-family:'Inter',sans-serif; font-size:12.5px; letter-spacing:0.06em; color:var(--blue);
  display:block; margin-bottom:8px; font-weight:600;
}
.kp-page .chart-detail .cd-text{font-size:14.5px; color:var(--text); margin:0; line-height:1.7;}
.kp-page .chart-detail .cd-step, .kp-page .chart-detail .cd-text{transition:opacity .14s ease, transform .14s ease;}
.kp-page .chart-detail.swap .cd-step, .kp-page .chart-detail.swap .cd-text{opacity:0; transform:translateY(3px);}
.kp-page .chart-legend li{display:flex; gap:10px; font-size:13px; color:var(--text-soft); line-height:1.6;}
.kp-page .chart-legend .cl-num{font-family:'Inter','Noto Sans TC',sans-serif; font-size:13.5px; font-weight:600; color:var(--blue); min-width:20px; padding-top:1px; white-space:nowrap; flex-shrink:0;}
.kp-page .chart-legend .cl-text b{color:var(--ink); font-weight:700; font-family:'Inter',sans-serif;}
@media (min-width:600px){ .kp-page .chart-legend{grid-template-columns:1fr 1fr;} }

.kp-page .stat-row{display:flex; gap:1px; background:var(--line-strong); border:1px solid var(--line-strong); margin:0 0 30px; flex-wrap:wrap;}
.kp-page .stat{flex:1 1 160px; background:#fff; padding:22px 20px; text-align:left;}
.kp-page .stat-label{font-family:'Inter',sans-serif; font-size:13px; letter-spacing:0.04em; color:var(--text-soft); margin-bottom:8px;}
.kp-page .stat-value{font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:700; font-size:26px; color:var(--ink); line-height:1.2;}
.kp-page .stat-value .arrow{color:var(--blue); font-weight:400; margin:0 6px; font-size:0.7em;}
.kp-page .stat-sub{font-family:'Inter',sans-serif; font-size:13.5px; color:var(--blue); margin-top:6px;}

/* application byline row */
.kp-page .app-byline{
  font-family:'Inter',sans-serif; font-size:13px; color:var(--text-soft);
  display:flex; gap:10px; align-items:center; flex-wrap:wrap; margin:22px 0 0;
}
.kp-page .app-byline .dot{width:3px; height:3px; border-radius:50%; background:var(--text-soft);}
.kp-page table.kp-table{width:100%; border-collapse:collapse; font-size:13.5px; min-width:520px;}
.kp-page table.kp-table th{
  background:var(--tint); text-align:left; font-family:'Inter',sans-serif; font-weight:600;
  font-size:13.5px; letter-spacing:0.02em; color:var(--text-soft); padding:12px 16px;
  border-bottom:1px solid var(--line-strong); white-space:nowrap;
}
.kp-page table.kp-table td{
  padding:13px 16px; border-bottom:1px solid var(--line); color:var(--text);
  font-family:'Source Serif 4','Noto Serif TC',serif; line-height:1.6; vertical-align:top;
}
.kp-page table.kp-table tr:last-child td{border-bottom:none;}
.kp-page table.kp-table td:first-child, .kp-page table.kp-table th:first-child{
  font-weight:600; color:var(--ink); white-space:nowrap;
}
.kp-page table.kp-table.narrow{min-width:0;}

/* h3 sub-heading inside body sections */
.kp-page section.block h3.sub{
  font-family:'Source Serif 4','Noto Serif TC',serif; font-weight:600; font-size:18px;
  color:var(--ink); margin:34px 0 14px;
}
.kp-page section.block h3.sub:first-child{margin-top:0;}


/* Independent-document routing: this is the only page in this response. */
.page { display:block; }

/* Keep the supplied horizontal category tabs inside the phone viewport. */
@media(max-width:900px){.lib-tabs{width:calc(100% + 56px);max-width:calc(100% + 56px);min-width:0;}.lib-tabs a{flex-shrink:0;}}

/* Fit the approved site subtitle into the existing navigation. */
.brand{min-width:0;}.brand small{white-space:normal;max-width:420px;}
@media(max-width:640px){.brand small{font-size:11px;line-height:1.3;max-width:calc(100vw - 112px);}}