/* roulang page: index */
:root{
  --ink-900:#0E2439;--ink-700:#1B3A57;--ink-500:#445A72;--ink-300:#7B8CA0;
  --brand-700:#14477F;--brand-600:#1A5AA8;--brand-500:#2F7BE0;--brand-200:#C9DDF7;--brand-050:#EEF5FD;
  --accent-500:#E8A33D;--accent-050:#FDF3E2;
  --line:#E2E9F2;--bg:#F6F9FC;--card:#FFFFFF;
  --shadow-card:0 1px 2px rgba(14,36,57,.05),0 14px 30px -20px rgba(14,36,57,.35);
  --shadow-hover:0 2px 4px rgba(14,36,57,.06),0 22px 42px -22px rgba(14,36,57,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:6rem}
body{margin:0;font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei","Hiragino Sans",system-ui,sans-serif;background:var(--bg);color:var(--ink-700);line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:8px}
::selection{background:var(--brand-200);color:var(--ink-900)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#C4D2E2;border-radius:999px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#A9BCD2}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 1.25rem}
@media(min-width:640px){.wrap{padding:0 1.5rem}}
@media(min-width:1024px){.wrap{padding:0 2rem}}

.site-header{position:sticky;top:0;z-index:60;padding:.75rem 0;background:rgba(246,249,252,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.nav-card{display:flex;align-items:center;gap:.75rem;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);padding:.5rem .75rem}
.logo{display:inline-flex;align-items:center;gap:.625rem;flex:none}
.logo svg{width:30px;height:30px;flex:none}
.logo-text{font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap}
@media(min-width:1024px){.logo-text{font-size:16px}}
.nav-links{display:none;align-items:center;gap:.15rem;flex:1;justify-content:center}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-item{position:relative;display:inline-flex;align-items:center;gap:.45rem;padding:.55rem .8rem;border-radius:12px;font-size:14px;font-weight:500;color:var(--ink-500);transition:background .2s var(--ease),color .2s var(--ease);white-space:nowrap}
.nav-item svg{width:18px;height:18px;color:var(--ink-300);transition:color .2s var(--ease)}
.nav-item:hover{background:var(--brand-050);color:var(--brand-700)}
.nav-item:hover svg{color:var(--brand-600)}
.nav-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600}
.nav-item.is-active svg{color:var(--brand-600)}
.nav-item.is-active::after{content:"";position:absolute;left:50%;bottom:.15rem;transform:translateX(-50%);width:18px;height:2px;border-radius:2px;background:var(--brand-500)}
.hamburger{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink-700);transition:background .2s var(--ease),border-color .2s var(--ease)}
.hamburger:hover{background:var(--brand-050);border-color:var(--brand-200)}
@media(min-width:1024px){.hamburger{display:none}}
.mobile-panel{margin-top:.6rem;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);overflow:hidden}
.m-item{display:flex;align-items:center;gap:.6rem;padding:.8rem 1rem;border-radius:12px;font-size:15px;font-weight:500;color:var(--ink-500);transition:background .2s var(--ease),color .2s var(--ease)}
.m-item svg{width:18px;height:18px;color:var(--ink-300)}
.m-item:hover{background:var(--brand-050);color:var(--brand-700)}
.m-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600}
.m-item.is-active svg{color:var(--brand-600)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:10px;font-size:15px;font-weight:600;line-height:1.2;border:1px solid transparent;cursor:pointer;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 8px 18px -12px rgba(47,123,224,.95)}
.btn-primary:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(26,90,168,.95)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-secondary{background:#fff;color:var(--brand-700);border-color:var(--brand-200)}
.btn-secondary:hover{background:var(--brand-050);border-color:var(--brand-500);transform:translateY(-1px)}
.btn-secondary:active{transform:translateY(0) scale(.99)}
.btn-text{display:inline-flex;align-items:center;gap:.35rem;font-size:14px;font-weight:600;color:var(--brand-600);transition:color .2s var(--ease)}
.btn-text svg{width:15px;height:15px;transition:transform .2s var(--ease)}
.btn-text:hover{color:var(--brand-700)}
.btn-text:hover svg{transform:translateX(3px)}
.btn-text:hover span{text-decoration:underline;text-underline-offset:4px}

.chip{display:inline-flex;align-items:center;gap:.4rem;padding:.32rem .75rem;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--brand-050);color:var(--brand-700);border:1px solid var(--brand-200)}
.chip-accent{display:inline-flex;align-items:center;padding:.16rem .62rem;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em;color:#8A5A12;background:transparent;border:1px solid var(--accent-500)}

.sec{padding:3.5rem 0}
@media(min-width:640px){.sec{padding:4rem 0}}
@media(min-width:1024px){.sec{padding:6rem 0}}
.sec-title{font-size:1.5rem;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);margin:0}
@media(min-width:640px){.sec-title{font-size:1.75rem}}
@media(min-width:1024px){.sec-title{font-size:1.875rem}}
.sec-sub{margin:.65rem 0 0;font-size:15px;color:var(--ink-500);line-height:1.75;max-width:52ch}

.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.card-hover:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand-200)}
.card-hover:hover .card-img{transform:scale(1.03)}
.card-img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}

.hero{padding:2.5rem 0 3rem}
@media(min-width:768px){.hero{padding:3.5rem 0 4rem}}
@media(min-width:1024px){.hero{padding:4.5rem 0 5.5rem}}
.hero-title{font-size:clamp(1.75rem,4.6vw,3rem);line-height:1.2;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);margin:1rem 0 0}
.hero-sub{margin:1rem 0 0;font-size:16px;line-height:1.8;color:var(--ink-500);max-width:56ch}
@media(min-width:1024px){.hero-sub{font-size:17px}}
.hero-figure{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-card);border:1px solid var(--line);background:#fff}
.hero-figure img{width:100%;aspect-ratio:3/2;object-fit:cover}
.hero-float{position:absolute;right:.85rem;bottom:.85rem;background:#fff;border-radius:12px;border:1px solid var(--line);box-shadow:0 10px 26px -14px rgba(14,36,57,.45);padding:.6rem .85rem;display:flex;align-items:center;gap:.5rem;font-size:13px;font-weight:600;color:var(--ink-900);transition:transform .2s var(--ease),border-color .2s var(--ease)}
.hero-float:hover{transform:translateY(-2px);border-color:var(--brand-200)}
.hero-float svg{width:15px;height:15px;color:var(--brand-500)}
.metric{display:flex;flex-direction:column;gap:.1rem}
.metric-num{font-size:15px;font-weight:700;color:var(--accent-500);font-variant-numeric:tabular-nums;letter-spacing:.06em;line-height:1.2}
.metric-label{font-size:13px;color:var(--ink-500);white-space:nowrap}
.metric-divider{width:1px;height:30px;background:var(--line);flex:none}

.theme-rail{display:grid;grid-auto-flow:column;grid-auto-columns:82%;gap:1rem;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:.5rem;-webkit-overflow-scrolling:touch}
.theme-rail>*{scroll-snap-align:start}
@media(min-width:768px){.theme-rail{grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:repeat(3,1fr);overflow:visible;gap:1.5rem;padding-bottom:0}}
@media(min-width:1024px){.theme-rail{gap:2rem}}

.toc{list-style:none;margin:0;padding:0}
.toc li+li{border-top:1px solid var(--line)}
.toc a{display:flex;align-items:center;gap:1rem;padding:1rem;border-radius:12px;transition:background .2s var(--ease)}
.toc a:hover{background:var(--brand-050)}
.toc a:hover .toc-num{color:var(--brand-600)}
.toc a:hover .toc-arrow{transform:translateX(3px);color:var(--brand-600)}
.toc-num{font-size:14px;font-weight:700;color:var(--accent-500);font-variant-numeric:tabular-nums;letter-spacing:.08em;min-width:2rem;line-height:1.2}
.toc-name{flex:1;font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.45}
.toc-arrow{width:16px;height:16px;color:var(--ink-300);flex:none;transition:transform .2s var(--ease),color .2s var(--ease)}
.mini-card{display:flex;gap:.85rem;align-items:center;padding:.75rem;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease)}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-200)}
.mini-thumb{width:64px;height:64px;border-radius:12px;overflow:hidden;flex:none;background:var(--brand-050)}
.mini-thumb img{width:100%;height:100%;object-fit:cover}

.cms-card{display:flex;flex-direction:column;padding:1.25rem}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.85rem;padding:3rem 1.5rem;border-radius:16px;background:#fff;border:1.5px dashed var(--line)}
.empty-state svg{width:38px;height:38px;color:var(--ink-300)}
.empty-state p{margin:0;font-size:15px;color:var(--ink-500)}
.empty-state .btn{margin-top:.25rem}

.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease)}
.faq-item+.faq-item{margin-top:.75rem}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.05rem 1.25rem;cursor:pointer;list-style:none;font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FBFDFF}
.faq-icon{position:relative;width:16px;height:16px;flex:none}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--accent-500);border-radius:2px;transition:transform .25s var(--ease),background .2s var(--ease)}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item[open]{border-color:var(--brand-200);background:#FBFDFF;box-shadow:var(--shadow-card)}
.faq-item[open] .faq-icon::after{transform:scaleY(0)}
.faq-item[open] .faq-icon::before{background:var(--brand-500)}
.faq-a{padding:0 1.25rem 1.15rem;font-size:15px;line-height:1.85;color:var(--ink-500)}

.cta-band{border-radius:20px;border:1px solid var(--line);background:linear-gradient(135deg,#EEF5FD 0%,#FFFFFF 100%);box-shadow:var(--shadow-card);padding:1.75rem}
@media(min-width:768px){.cta-band{padding:2.5rem}}

.foot-input{width:100%;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);padding:.72rem .9rem;color:#fff;font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease)}
.foot-input::placeholder{color:#8FA3B8}
.foot-input:focus{outline:none;border-color:var(--brand-500);background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(47,123,224,.28)}
.foot-input.is-error{border-color:#E4695E;box-shadow:0 0 0 3px rgba(228,105,94,.22)}
.foot-error{display:none;margin:.4rem 0 0;font-size:13px;color:#FFB4AC}
.foot-error.is-on{display:block}
.foot-link{display:inline-flex;align-items:center;gap:.4rem;font-size:14px;color:#C7D3E0;transition:color .2s var(--ease)}
.foot-link:hover{color:#fff}
.foot-link svg{width:14px;height:14px}

.prose-tc{font-size:16px;line-height:1.9;color:var(--ink-700)}
.prose-tc p{margin:0 0 1.1em}
.prose-tc h2{margin:2.2em 0 .8em;font-size:1.4rem;font-weight:800;color:var(--ink-900);line-height:1.35}
.prose-tc h3{margin:1.6em 0 .6em;font-size:1.15rem;font-weight:700;color:var(--ink-900)}
.prose-tc blockquote{margin:1.4em 0;padding:.9em 1.2em;border-left:3px solid var(--brand-500);background:var(--brand-050);border-radius:0 12px 12px 0;color:var(--ink-700)}
.prose-tc ul,.prose-tc ol{padding-left:1.3em;margin:0 0 1.1em}
.prose-tc li{margin:.35em 0}
.prose-tc ul{list-style:none;padding-left:1.1em}
.prose-tc ul>li{position:relative}
.prose-tc ul>li::before{content:"";position:absolute;left:-1.05em;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--accent-500)}
.prose-tc img{border-radius:12px;margin:1.2em 0}

@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.fade-up{animation:fadeUp .6s var(--ease) both}
.live-dot{width:7px;height:7px;border-radius:999px;background:var(--accent-500);animation:pulseDot 1.8s var(--ease) infinite}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* roulang page: article */
:root{
  --ink-900:#0E2439; --ink-700:#1B3A57; --ink-500:#445A72; --ink-300:#7B8CA0;
  --brand-700:#14477F; --brand-600:#1A5AA8; --brand-500:#2F7BE0; --brand-200:#C9DDF7; --brand-050:#EEF5FD;
  --accent-500:#E8A33D; --accent-050:#FDF3E2;
  --line:#E2E9F2; --bg:#F6F9FC; --card:#FFFFFF;
  --shadow-card:0 1px 2px rgba(14,36,57,.05), 0 14px 30px -20px rgba(14,36,57,.35);
  --shadow-lift:0 2px 4px rgba(14,36,57,.06), 0 20px 40px -26px rgba(14,36,57,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink-700);font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei","Hiragino Sans",system-ui,sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
::selection{background:var(--brand-200);color:var(--ink-900)}
.wrap{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:640px){.wrap{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.wrap{padding-left:32px;padding-right:32px}}
.wrap-narrow{max-width:820px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ---------- header / nav ---------- */
.site-head{position:sticky;top:0;z-index:60;padding:10px 0;background:rgba(246,249,252,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,233,242,.9)}
.nav-card{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);padding:10px 12px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;border-radius:12px;padding:2px 4px;transition:background-color .2s var(--ease)}
.brand:hover{background:var(--brand-050)}
.brand:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px}
.brand-text{font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-item{display:inline-flex;align-items:center;gap:7px;padding:8px 12px;border-radius:12px;font-size:14px;font-weight:600;color:var(--ink-500);white-space:nowrap;position:relative;transition:background-color .2s var(--ease),color .2s var(--ease)}
.nav-item svg{width:18px;height:18px;flex:0 0 auto}
.nav-item:hover{background:var(--brand-050);color:var(--brand-700)}
.nav-item.is-active{background:var(--brand-050);color:var(--brand-700)}
.nav-item.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;border-radius:2px;background:var(--brand-500)}
.nav-item:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.nav-cta{margin-left:auto;flex:0 0 auto}
@media(max-width:900px){
  .nav-card{flex-wrap:wrap;gap:8px;padding:8px 10px}
  .nav-links{order:3;width:100%;margin-left:0;padding-bottom:2px;scroll-snap-type:x proximity}
  .nav-item{scroll-snap-align:start}
  .nav-cta{margin-left:auto}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:10px;font-size:15px;font-weight:600;line-height:1.5;border:1px solid transparent;cursor:pointer;transition:transform .2s var(--ease),background-color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}
.btn svg{width:17px;height:17px;flex:0 0 auto}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 10px 22px -16px rgba(47,123,224,.95)}
.btn-primary:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(26,90,168,.9)}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-200)}
.btn-ghost:hover{background:var(--brand-050);border-color:var(--brand-500);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0) scale(.99)}
.btn:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
.btn.is-on{background:var(--accent-050);color:#8C5A14;border-color:rgba(232,163,61,.65);box-shadow:none}
.btn.is-on:hover{background:var(--accent-050);border-color:var(--accent-500)}
.link-btn{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-600);transition:color .2s var(--ease)}
.link-btn:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:4px}
.link-btn:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:4px}

/* ---------- chips ---------- */
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;line-height:1.7;white-space:nowrap}
.chip-accent{background:var(--accent-050);border:1px solid rgba(232,163,61,.55);color:#8C5A14}
.chip-brand{background:var(--brand-050);border:1px solid var(--brand-200);color:var(--brand-700)}

/* ---------- breadcrumb ---------- */
.crumb-bar{padding-top:22px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-300);line-height:1.7}
.breadcrumb a{color:var(--ink-500);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px}
.breadcrumb a:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px;border-radius:4px}
.breadcrumb .sep{color:var(--ink-300);opacity:.7}
.breadcrumb .current{color:var(--ink-500);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}

/* ---------- article head ---------- */
.article-head{padding-top:20px;padding-bottom:6px}
.article-h1{margin-top:16px;font-size:30px;line-height:1.25;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);word-break:break-word}
@media(min-width:768px){.article-h1{font-size:38px}}
@media(min-width:1024px){.article-h1{font-size:44px}}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px;font-size:14px;color:var(--ink-300)}
.meta-row .dot{display:inline-block;width:4px;height:4px;border-radius:50%;background:var(--brand-200)}
.meta-row .cat{color:var(--brand-600);font-weight:600}

/* ---------- article body ---------- */
.article-card{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-card);padding:26px 20px;margin-top:22px}
@media(min-width:768px){.article-card{padding:42px 44px}}
.prose-tc{font-size:16.5px;line-height:1.9;color:var(--ink-700);word-break:break-word}
.prose-tc > *:first-child{margin-top:0}
.prose-tc h2{position:relative;font-size:24px;line-height:1.35;font-weight:800;color:var(--ink-900);letter-spacing:-.01em;margin:2.2em 0 .8em;padding-left:14px;border-left:4px solid var(--brand-500);border-radius:2px}
.prose-tc h3{font-size:19px;line-height:1.45;font-weight:700;color:var(--ink-900);margin:1.6em 0 .6em}
.prose-tc h4{font-size:17px;font-weight:700;color:var(--ink-900);margin:1.4em 0 .5em}
.prose-tc p{margin:0 0 1.1em}
.prose-tc strong{color:var(--ink-900);font-weight:700}
.prose-tc em{color:var(--ink-500)}
.prose-tc a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px;transition:color .2s var(--ease)}
.prose-tc a:hover{color:var(--brand-700)}
.prose-tc blockquote{margin:1.4em 0;padding:16px 20px;background:var(--brand-050);border-left:3px solid var(--brand-500);border-radius:0 12px 12px 0;color:var(--ink-700)}
.prose-tc blockquote p:last-child{margin-bottom:0}
.prose-tc ul,.prose-tc ol{list-style:none;margin:0 0 1.2em;padding-left:2px}
.prose-tc ul li,.prose-tc ol li{position:relative;padding-left:24px;margin-bottom:.55em}
.prose-tc ul li::before{content:"";position:absolute;left:4px;top:.78em;width:7px;height:7px;border-radius:2px;background:var(--accent-500)}
.prose-tc ol{counter-reset:pc}
.prose-tc ol li::before{counter-increment:pc;content:counter(pc);position:absolute;left:0;top:.42em;width:18px;height:18px;border-radius:6px;background:var(--accent-050);color:#8C5A14;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1}
.prose-tc img{border-radius:12px;margin:1.5em 0;width:100%;height:auto}
.prose-tc figure{margin:1.5em 0}
.prose-tc figcaption{font-size:13px;color:var(--ink-300);text-align:center;margin-top:10px}
.prose-tc table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;border-radius:12px;overflow:hidden}
.prose-tc th{background:var(--brand-050);color:var(--ink-900);font-weight:700}
.prose-tc th,.prose-tc td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose-tc tbody tr:nth-child(even){background:#F9FBFE}
.prose-tc hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.prose-tc code{background:var(--brand-050);border-radius:6px;padding:2px 6px;font-size:.92em;color:var(--brand-700)}

/* ---------- empty ---------- */
.empty-state{text-align:center;padding:56px 22px;border:1.5px dashed var(--line);border-radius:16px;background:#fff}
.empty-state .ico{width:52px;height:52px;margin:0 auto 16px;border-radius:14px;background:var(--brand-050);display:flex;align-items:center;justify-content:center;color:var(--brand-600)}
.empty-state h2{font-size:20px;font-weight:700;color:var(--ink-900)}
.empty-state p{margin-top:8px;font-size:15px;color:var(--ink-500)}
.empty-state .acts{margin-top:22px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

/* ---------- tag & action row ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.action-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
@media(max-width:520px){.action-row .btn{flex:1 1 100%}}

/* ---------- related ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:24px}
.sec-head h2{font-size:24px;font-weight:800;color:var(--ink-900);line-height:1.3;letter-spacing:-.01em}
@media(min-width:768px){.sec-head h2{font-size:28px}}
.sec-head .sub{margin-top:8px;font-size:15px;color:var(--ink-500)}
.rel-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:900px){.rel-grid{grid-template-columns:1.35fr 1fr}}
.rel-side{display:grid;gap:20px;align-content:start}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:var(--brand-200)}
.card:focus-visible{outline:2px solid var(--brand-500);outline-offset:3px}
.card img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover img{transform:scale(1.03)}
.rel-main .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-050)}
.rel-main .body{padding:20px 22px 24px}
.rel-main h3{margin-top:12px;font-size:21px;line-height:1.35;font-weight:800;color:var(--ink-900)}
@media(min-width:768px){.rel-main h3{font-size:23px}}
.rel-main p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-mini{display:flex;gap:14px;padding:14px;align-items:center}
.rel-mini .thumb{flex:0 0 96px;width:96px;height:96px;border-radius:12px;overflow:hidden;background:var(--brand-050)}
.rel-mini .body{min-width:0}
.rel-mini h3{font-size:16.5px;line-height:1.45;font-weight:700;color:var(--ink-900);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:520px){.rel-mini .thumb{flex:0 0 78px;width:78px;height:78px}}

/* ---------- cta band ---------- */
.cta-band{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;padding:32px 26px;border-radius:20px;border:1px solid var(--brand-200);background:linear-gradient(135deg,var(--brand-050) 0%,#FFFFFF 78%)}
@media(min-width:768px){.cta-band{padding:40px 44px}}
.cta-band h2{font-size:23px;font-weight:800;color:var(--ink-900);line-height:1.35;letter-spacing:-.01em}
@media(min-width:768px){.cta-band h2{font-size:26px}}
.cta-band p{margin-top:10px;font-size:15px;color:var(--ink-500)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media(max-width:520px){.cta-actions{width:100%}.cta-actions .btn{flex:1 1 100%}}
.back-row{margin-top:28px;display:flex;justify-content:center}

/* ---------- footer ---------- */
.foot-link{color:#AFC0D2;font-size:14px;transition:color .2s var(--ease)}
.foot-link:hover{color:#FFFFFF;text-decoration:underline;text-underline-offset:3px}
.foot-link:focus-visible{outline:2px solid #7FB2EE;outline-offset:3px;border-radius:4px}
.foot-input{width:100%;padding:12px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease)}
.foot-input::placeholder{color:#7E93A8}
.foot-input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(47,123,224,.25);background:rgba(255,255,255,.1)}
.foot-input.is-error{border-color:#E8837B;box-shadow:0 0 0 3px rgba(232,131,123,.2)}
.foot-input.is-ok{border-color:#5FBF86;box-shadow:0 0 0 3px rgba(95,191,134,.18)}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.article-head,.article-card{animation:fadeUp .5s var(--ease) both}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* roulang page: category1 */
:root{
    --ink-900:#0E2439;
    --ink-700:#1B3A57;
    --ink-500:#445A72;
    --ink-300:#7B8CA0;
    --brand-700:#14477F;
    --brand-600:#1A5AA8;
    --brand-500:#2F7BE0;
    --brand-200:#C9DDF7;
    --brand-050:#EEF5FD;
    --accent-500:#E8A33D;
    --accent-050:#FDF3E2;
    --line:#E2E9F2;
    --bg:#F6F9FC;
    --card:#FFFFFF;
    --shadow:0 1px 2px rgba(14,36,57,.05), 0 14px 30px -20px rgba(14,36,57,.35);
    --shadow-lift:0 2px 4px rgba(14,36,57,.06), 0 22px 42px -24px rgba(14,36,57,.45);
    --ease:cubic-bezier(.2,.8,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei","Hiragino Sans",system-ui,sans-serif;
    background:var(--bg);
    color:var(--ink-700);
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none}
  button{font:inherit;cursor:pointer}
  h1,h2,h3,h4,p{margin:0}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px}
  .wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
  @media (min-width:640px){.wrap{padding-left:24px;padding-right:24px}}
  @media (min-width:1024px){.wrap{padding-left:32px;padding-right:32px}}

  /* ---------- 導覽 ---------- */
  .nav-shell{
    position:sticky;top:0;z-index:50;
    background:rgba(246,249,252,.88);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
  }
  .nav-card{
    display:flex;align-items:center;gap:12px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:16px;
    box-shadow:var(--shadow);
    padding:10px 12px;
  }
  @media (min-width:1024px){.nav-card{padding:10px 16px;gap:16px}}
  .logo{display:flex;align-items:center;gap:10px;flex:none}
  .logo svg{width:30px;height:30px;flex:none}
  .logo-text{font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap}
  .logo-accent{color:var(--brand-600)}
  @media (max-width:520px){
    .logo-text{font-size:13.5px;white-space:normal;line-height:1.35;max-width:132px}
    .logo svg{width:28px;height:28px}
  }
  .nav-links{display:none;flex:1;align-items:center;justify-content:center;gap:4px}
  @media (min-width:1024px){.nav-links{display:flex}}
  .nav-item{
    position:relative;
    display:inline-flex;align-items:center;gap:7px;
    padding:8px 12px;border-radius:12px;
    font-size:14px;font-weight:600;color:var(--ink-500);
    transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
  }
  .nav-item svg{width:18px;height:18px;flex:none;opacity:.85}
  .nav-item:hover{background:var(--brand-050);color:var(--brand-700)}
  .nav-item.is-active{background:var(--brand-050);color:var(--brand-700)}
  .nav-item.is-active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-500);
  }
  .nav-actions{display:flex;align-items:center;gap:8px;margin-left:auto;flex:none}
  .nav-burger{
    display:inline-flex;align-items:center;justify-content:center;
    width:42px;height:42px;border-radius:12px;
    border:1px solid var(--line);background:#fff;color:var(--ink-700);
    transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .nav-burger:hover{background:var(--brand-050);border-color:var(--brand-200);color:var(--brand-700)}
  .nav-burger svg{width:20px;height:20px}
  @media (min-width:1024px){.nav-burger{display:none}}
  .nav-drawer{
    display:none;margin-top:10px;padding:12px;
    background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  }
  .nav-drawer.is-open{display:block;animation:dropIn .24s var(--ease) both}
  @media (min-width:1024px){.nav-drawer,.nav-drawer.is-open{display:none}}
  .drawer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .drawer-card{
    display:flex;align-items:center;gap:8px;
    padding:10px 12px;border-radius:12px;
    border:1px solid var(--line);
    font-size:14px;font-weight:600;color:var(--ink-700);
    transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .drawer-card svg{width:17px;height:17px;flex:none;opacity:.8}
  .drawer-card:hover{background:var(--brand-050);border-color:var(--brand-200);color:var(--brand-700)}
  .drawer-card.is-active{background:var(--brand-050);border-color:var(--brand-200);color:var(--brand-700)}
  .drawer-cta{margin-top:10px;display:block;text-align:center}

  /* ---------- 按鈕 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:10px;padding:12px 24px;
    font-size:15px;font-weight:600;border:1px solid transparent;line-height:1.2;
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),
               transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 10px 22px -14px rgba(47,123,224,.9)}
  .btn-primary:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 16px 28px -16px rgba(26,90,168,.9)}
  .btn-primary:active{transform:translateY(0) scale(.99)}
  .btn-ghost{background:#fff;border-color:var(--brand-200);color:var(--brand-700)}
  .btn-ghost:hover{background:var(--brand-050);border-color:var(--brand-500);transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(0) scale(.99)}
  .btn-sm{padding:10px 16px;font-size:14px}
  .btn-block{width:100%}
  .link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-600)}
  .link-arrow svg{width:16px;height:16px;transition:transform .2s var(--ease)}
  .link-arrow:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:4px}
  .link-arrow:hover svg{transform:translateX(3px)}

  /* ---------- 標籤 / 標題 ---------- */
  .chip{
    display:inline-flex;align-items:center;gap:6px;
    border-radius:999px;padding:5px 12px;
    font-size:12.5px;font-weight:600;letter-spacing:.01em;
    border:1px solid var(--brand-200);color:var(--brand-700);background:#fff;
  }
  .chip-accent{border-color:#EFC98B;color:#94610F;background:var(--accent-050)}
  .chip-solid{background:var(--brand-050);border-color:var(--brand-200);color:var(--brand-700)}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-600);
  }
  .eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--accent-500)}
  .sec-title{
    margin-top:10px;
    font-size:clamp(22px,2.4vw,30px);line-height:1.32;font-weight:800;
    letter-spacing:-.01em;color:var(--ink-900);
  }
  .sec-sub{margin-top:10px;font-size:15px;line-height:1.8;color:var(--ink-500)}

  /* ---------- 卡片 ---------- */
  .card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
  .hero-band{position:relative;background:linear-gradient(180deg,#FFFFFF 0%,var(--brand-050) 100%)}
  .hero-figure{position:relative}
  .hero-figure img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow)}
  .float-card{
    position:absolute;right:14px;bottom:14px;
    display:flex;align-items:center;gap:8px;
    background:#fff;border:1px solid var(--line);border-radius:12px;
    padding:10px 14px;font-size:13px;font-weight:600;color:var(--ink-700);
    box-shadow:0 18px 34px -22px rgba(14,36,57,.6);
    transition:transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .float-card svg{width:16px;height:16px;color:var(--brand-500)}
  .float-card:hover{transform:translateY(-2px);box-shadow:0 22px 40px -22px rgba(14,36,57,.65)}
  .metric-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 0;margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}
  .metric{padding-right:20px;margin-right:20px;border-right:1px solid var(--line)}
  .metric:last-child{border-right:0;margin-right:0;padding-right:0}
  .metric b{display:block;font-size:20px;font-weight:800;color:var(--accent-500);font-variant-numeric:tabular-nums;line-height:1.2}
  .metric span{font-size:13px;color:var(--ink-500)}

  .ep-grid{display:grid;gap:24px;grid-template-columns:1fr}
  @media (min-width:768px){.ep-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  .ep-card{
    display:flex;flex-direction:column;overflow:hidden;
    transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  }
  .ep-card:hover{transform:translateY(-3px);border-color:var(--brand-200);box-shadow:var(--shadow-lift)}
  .ep-thumb{position:relative;overflow:hidden;background:var(--brand-050)}
  .ep-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s var(--ease)}
  .ep-card:hover .ep-thumb img{transform:scale(1.03)}
  .ep-tag{position:absolute;left:14px;top:14px;box-shadow:0 8px 18px -14px rgba(14,36,57,.7)}
  .ep-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
  .ep-body h3{font-size:19px;line-height:1.45;font-weight:700;color:var(--ink-900);letter-spacing:-.005em}
  .ep-card:hover .ep-body h3{color:var(--brand-700)}
  .ep-body p{font-size:14.5px;line-height:1.8;color:var(--ink-500)}
  .ep-meta{
    display:flex;align-items:center;gap:8px;margin-top:auto;padding-top:12px;
    font-size:13px;color:var(--ink-300);
    border-top:1px solid var(--line);
  }
  .ep-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--brand-200)}

  .step-list{display:grid;gap:16px;grid-template-columns:1fr}
  @media (min-width:768px){.step-list{grid-template-columns:repeat(3,minmax(0,1fr))}}
  .step{position:relative;padding:22px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);transition:border-color .2s var(--ease),transform .2s var(--ease)}
  .step:hover{border-color:var(--brand-200);transform:translateY(-2px)}
  .step-num{
    font-size:13px;font-weight:800;letter-spacing:.14em;
    color:var(--accent-500);font-variant-numeric:tabular-nums;
  }
  .step h3{margin-top:8px;font-size:17px;font-weight:700;color:var(--ink-900)}
  .step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-500)}

  .related-grid{display:grid;gap:20px;grid-template-columns:1fr}
  @media (min-width:640px){.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
  .rel-card{display:flex;gap:16px;align-items:flex-start;padding:16px;transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)}
  .rel-card:hover{border-color:var(--brand-200);transform:translateY(-3px);box-shadow:var(--shadow-lift)}
  .rel-card img{width:88px;height:88px;border-radius:12px;object-fit:cover;flex:none}
  .rel-card h3{font-size:16.5px;font-weight:700;color:var(--ink-900)}
  .rel-card p{margin-top:6px;font-size:13.5px;line-height:1.75;color:var(--ink-500)}
  .rel-card .link-arrow{margin-top:10px}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:820px}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
    transition:border-color .2s var(--ease),background .2s var(--ease);
  }
  .faq-item + .faq-item{margin-top:12px}
  .faq-item:hover{border-color:var(--brand-200)}
  .faq-item.is-open{border-color:var(--brand-200);background:#FBFDFF}
  .faq-q{
    display:flex;width:100%;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;text-align:left;background:none;border:0;
    font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.55;
  }
  .faq-q .ic{width:20px;height:20px;flex:none;color:var(--accent-500);transition:transform .25s var(--ease),color .2s var(--ease)}
  .faq-item.is-open .faq-q .ic{color:var(--brand-500);transform:rotate(45deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
  .faq-a p{padding:0 20px 18px;font-size:15px;line-height:1.85;color:var(--ink-500)}

  /* ---------- CTA ---------- */
  .cta-bar{
    background:linear-gradient(120deg,var(--brand-050) 0%,#FFFFFF 78%);
    border:1px solid var(--line);border-radius:20px;
    box-shadow:var(--shadow);
    padding:28px;
  }
  @media (min-width:1024px){.cta-bar{padding:36px 40px}}
  .cta-bar h2{font-size:clamp(21px,2.2vw,26px);font-weight:800;color:var(--ink-900);line-height:1.35;letter-spacing:-.01em}
  .cta-bar p{margin-top:10px;font-size:15px;color:var(--ink-500);line-height:1.8;max-width:560px}

  /* ---------- 表單 ---------- */
  .lab{display:block;font-size:14px;font-weight:600;color:#DCE6F1;margin-bottom:8px}
  .field{
    width:100%;border-radius:10px;padding:12px 14px;font-size:14px;
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.06);color:#fff;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
  }
  .field::placeholder{color:#7B8CA0}
  .field:focus{outline:none;border-color:#7FB2EE;background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(127,178,238,.22)}
  .field.is-error{border-color:#E06A6A;box-shadow:0 0 0 3px rgba(224,106,106,.18)}
  .err-msg{display:none;margin-top:6px;font-size:13px;color:#F19A9A}
  .err-msg.show{display:block}
  .ok-msg{display:none;margin-top:10px;font-size:13px;color:#8FD3A8}
  .ok-msg.show{display:block}

  /* ---------- 頁腳 ---------- */
  .foot-link{font-size:14px;color:#AFC0D2;transition:color .2s var(--ease)}
  .foot-link:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}

  @keyframes dropIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
  @keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
  .fade-up{animation:fadeUp .5s var(--ease) both}
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  }

/* roulang page: category2 */
:root{
    --ink-900:#0E2439;--ink-700:#1B3A57;--ink-500:#445A72;--ink-300:#7B8CA0;
    --brand-700:#14477F;--brand-600:#1A5AA8;--brand-500:#2F7BE0;--brand-200:#C9DDF7;--brand-050:#EEF5FD;
    --accent-500:#E8A33D;--accent-050:#FDF3E2;
    --line:#E2E9F2;--bg:#F6F9FC;--card:#FFFFFF;
    --shadow-card:0 1px 2px rgba(14,36,57,.05),0 14px 30px -20px rgba(14,36,57,.35);
    --ease:cubic-bezier(.2,.8,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei","Hiragino Sans",system-ui,sans-serif;
    background:var(--bg);color:var(--ink-700);line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em;color:var(--ink-900)}
  p{margin:0}
  ul,ol{margin:0;padding:0;list-style:none}
  a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
  img{display:block;max-width:100%;height:auto}
  button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:8px}

  .wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
  @media(min-width:640px){.wrap{padding-left:24px;padding-right:24px}}
  @media(min-width:1024px){.wrap{padding-left:32px;padding-right:32px}}

  /* ---------- header / nav ---------- */
  .site-header{position:sticky;top:0;z-index:80;padding:12px 0;background:rgba(246,249,252,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
  .nav-shell{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);padding:9px 12px}
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding:4px 6px;border-radius:12px;transition:background .2s var(--ease)}
  .brand:hover{background:var(--brand-050)}
  .brand-text{font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);white-space:nowrap}
  .nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0}
  .nav-item{position:relative;display:inline-flex;align-items:center;gap:8px;padding:9px 12px 11px;border-radius:12px;font-size:14px;font-weight:600;color:var(--ink-500);white-space:nowrap;transition:background .2s var(--ease),color .2s var(--ease)}
  .nav-item svg{width:18px;height:18px;flex:0 0 auto}
  .nav-item:hover{background:var(--brand-050);color:var(--brand-700)}
  .nav-item.is-active{background:var(--brand-050);color:var(--brand-700)}
  .nav-item.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;background:var(--brand-500)}
  .nav-cta{display:flex;align-items:center;gap:8px;margin-left:auto}
  .nav-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink-700);transition:background .2s var(--ease),color .2s var(--ease)}
  .nav-toggle:hover{background:var(--brand-050);color:var(--brand-700)}
  .drawer{display:none;margin-top:10px;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);padding:10px}
  .drawer.is-open{display:block}
  .drawer .d-link{display:flex;align-items:center;gap:10px;padding:12px;border-radius:12px;font-size:15px;font-weight:600;color:var(--ink-700);transition:background .2s var(--ease),color .2s var(--ease)}
  .drawer .d-link svg{width:18px;height:18px}
  .drawer .d-link:hover,.drawer .d-link.is-active{background:var(--brand-050);color:var(--brand-700)}
  @media(max-width:1023px){.nav-links{display:none}.nav-toggle{display:inline-flex}}
  @media(min-width:1024px){.drawer{display:none!important}}

  /* ---------- buttons / chips ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:12px 24px;font-size:15px;font-weight:600;line-height:1.4;border:1px solid transparent;transition:all .2s var(--ease)}
  .btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 10px 20px -12px rgba(47,123,224,.95)}
  .btn-primary:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 16px 28px -14px rgba(26,90,168,.95)}
  .btn-primary:active{transform:translateY(0) scale(.99)}
  .btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-200)}
  .btn-ghost:hover{background:var(--brand-050);border-color:var(--brand-500);transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(0) scale(.99)}
  .btn-sm{padding:9px 16px;font-size:14px}
  .chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:5px 12px;font-size:12.5px;font-weight:600;border:1px solid var(--brand-200);color:var(--brand-700);background:#fff}
  .chip-accent{border-color:#F0CFA0;background:var(--accent-050);color:#9A6516}
  .dot{width:6px;height:6px;border-radius:999px;background:var(--brand-500);display:inline-block;animation:pulseDot 2.2s var(--ease) infinite}
  .tag{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid #F0CFA0;background:var(--accent-050);color:#9A6516;white-space:nowrap}

  /* ---------- card base ---------- */
  .card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card)}

  /* ---------- crumbs ---------- */
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-300)}
  .crumb a{color:var(--ink-500)}
  .crumb a:hover{color:var(--brand-600);text-decoration:underline}
  .crumb .sep{color:var(--ink-300)}
  .crumb .current{color:var(--ink-500);font-weight:600}

  /* ---------- hero ---------- */
  .hero-media{margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);background:#fff}
  .hero-media img{width:100%;aspect-ratio:3/2;object-fit:cover}
  @media(max-width:767px){.hero-media img{aspect-ratio:16/10}}
  .stat-row{display:flex;flex-wrap:wrap;margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}
  .stat-row>div{flex:1 1 0;min-width:108px;padding-right:16px;margin-right:16px;border-right:1px solid var(--line)}
  .stat-row>div:last-child{border-right:0;margin-right:0;padding-right:0}
  .stat-row dt{font-size:13px;color:var(--ink-500)}
  .stat-row dd{margin:2px 0 0;font-size:26px;font-weight:800;line-height:1.2;color:var(--accent-500);font-variant-numeric:tabular-nums;letter-spacing:-.02em}

  /* ---------- section titles ---------- */
  .sec-title{font-size:24px;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);line-height:1.3}
  @media(min-width:640px){.sec-title{font-size:28px}}
  .sec-sub{margin-top:10px;font-size:15px;line-height:1.85;color:var(--ink-500);max-width:700px}

  /* ---------- role cards ---------- */
  .role-card{overflow:hidden;transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease)}
  .role-card:hover{transform:translateY(-3px);border-color:var(--brand-200);box-shadow:0 2px 4px rgba(14,36,57,.06),0 22px 40px -22px rgba(14,36,57,.42)}
  .role-media{overflow:hidden}
  .role-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease)}
  .role-card:hover .role-media img{transform:scale(1.03)}

  /* ---------- position list ---------- */
  .pos-list{display:grid;gap:12px;margin-top:24px}
  .pos-item{display:grid;grid-template-columns:auto 1fr;gap:14px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:12px;transition:border-color .2s var(--ease),background .2s var(--ease)}
  .pos-item:hover{border-color:var(--brand-200);background:#FBFDFF}
  .pos-num{font-variant-numeric:tabular-nums;font-weight:800;font-size:14px;color:var(--accent-500);letter-spacing:.04em;padding-top:3px}

  /* ---------- switch cards ---------- */
  .switch-card{display:flex;align-items:center;gap:16px;padding:16px;transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease)}
  .switch-card:hover{transform:translateY(-3px);border-color:var(--brand-200);box-shadow:0 2px 4px rgba(14,36,57,.06),0 22px 40px -22px rgba(14,36,57,.42)}
  .switch-card img{width:88px;height:88px;border-radius:12px;object-fit:cover;flex:0 0 auto}

  /* ---------- FAQ ---------- */
  .faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:border-color .2s var(--ease),background .2s var(--ease)}
  .faq-item[open]{border-color:var(--brand-200);background:#FBFDFF}
  .faq-q{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:18px 20px;font-size:17px;font-weight:600;color:var(--ink-900);cursor:pointer;list-style:none}
  .faq-q::-webkit-details-marker{display:none}
  .faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;margin-top:3px;color:var(--brand-500);transition:transform .25s var(--ease)}
  .faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--accent-500)}
  .faq-icon::before,.faq-icon::after{content:"";position:absolute;background:currentColor;border-radius:2px}
  .faq-icon::before{left:0;right:0;top:10px;height:2px}
  .faq-icon::after{top:0;bottom:0;left:10px;width:2px}
  .faq-a{padding:0 20px 20px;font-size:15px;line-height:1.9;color:var(--ink-500)}

  /* ---------- CTA ---------- */
  .cta-bar{display:flex;flex-direction:column;gap:22px;border-radius:20px;border:1px solid var(--brand-200);background:linear-gradient(135deg,var(--brand-050) 0%,#FFFFFF 72%);padding:30px;box-shadow:var(--shadow-card)}
  @media(min-width:768px){.cta-bar{flex-direction:row;align-items:center;justify-content:space-between;padding:40px}}

  /* ---------- footer ---------- */
  .foot-link{font-size:14px;color:#AFC0D2;transition:color .2s var(--ease)}
  .foot-link:hover{color:#fff}
  .foot-input{width:100%;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;padding:11px 14px;font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
  .foot-input::placeholder{color:var(--ink-300)}
  .foot-input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(47,123,224,.28)}

  .rise{animation:rise .6s var(--ease) both}
  @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
  @keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.3}}
  @media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* roulang page: category3 */
:root{
    --ink-900:#0E2439;
    --ink-700:#1B3A57;
    --ink-500:#445A72;
    --ink-300:#7B8CA0;
    --brand-700:#14477F;
    --brand-600:#1A5AA8;
    --brand-500:#2F7BE0;
    --brand-200:#C9DDF7;
    --brand-050:#EEF5FD;
    --accent-500:#E8A33D;
    --accent-050:#FDF3E2;
    --line:#E2E9F2;
    --bg:#F6F9FC;
    --card:#FFFFFF;
    --shadow-card:0 1px 2px rgba(14,36,57,.05), 0 14px 30px -20px rgba(14,36,57,.35);
    --shadow-hover:0 2px 4px rgba(14,36,57,.06), 0 22px 40px -24px rgba(14,36,57,.45);
    --ease:cubic-bezier(.2,.8,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei","Hiragino Sans",system-ui,sans-serif;
    background:var(--bg);
    color:var(--ink-700);
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%}
  a{color:inherit;text-decoration:none}
  button{font:inherit}
  h1,h2,h3,h4,p,ul,ol{margin:0}
  ul,ol{padding:0;list-style:none}
  ::selection{background:var(--brand-200);color:var(--ink-900)}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}

  .wrap{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
  @media(min-width:640px){.wrap{padding-left:24px;padding-right:24px}}
  @media(min-width:1024px){.wrap{padding-left:32px;padding-right:32px}}

  /* 導航 */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(246,249,252,.86);
    -webkit-backdrop-filter:blur(10px);
    backdrop-filter:blur(10px);
    border-bottom:1px solid rgba(226,233,242,.9);
  }
  .nav-panel{
    display:flex;align-items:center;gap:10px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:16px;
    box-shadow:var(--shadow-card);
    padding:9px 12px;
  }
  .logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .logo svg{width:30px;height:30px;flex:0 0 30px}
  .logo-text{font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink-900);line-height:1.2}
  .logo-text span{color:var(--brand-700)}
  .nav-links{display:flex;align-items:center;gap:4px;margin-left:12px}
  .nav-item{
    position:relative;display:inline-flex;align-items:center;gap:7px;
    padding:8px 12px;border-radius:12px;
    font-size:14px;color:var(--ink-500);
    transition:background .2s var(--ease),color .2s var(--ease);
    white-space:nowrap;
  }
  .nav-item svg{width:18px;height:18px;flex:0 0 18px}
  .nav-item:hover{background:var(--brand-050);color:var(--brand-700)}
  .nav-item.is-active{background:var(--brand-050);color:var(--brand-700);font-weight:600}
  .nav-item.is-active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
    background:var(--brand-500);border-radius:2px;
  }
  .nav-right{margin-left:auto;display:flex;align-items:center;gap:8px}
  .nav-burger{
    display:none;align-items:center;justify-content:center;
    width:42px;height:42px;border-radius:12px;
    border:1px solid var(--line);background:#fff;color:var(--ink-700);
    cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease);
  }
  .nav-burger:hover{background:var(--brand-050);border-color:var(--brand-200)}
  .nav-burger svg{width:20px;height:20px}
  .nav-drawer{display:none;padding-top:10px}
  .nav-drawer.is-open{display:block}
  .drawer-card{
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-card);padding:10px;
    display:grid;gap:6px;
  }
  .drawer-card .nav-item{width:100%;padding:12px 14px;border-radius:12px}
  .drawer-card .nav-item.is-active::after{display:none}
  .drawer-cta{margin-top:4px}

  /* 按鈕 */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:10px;
    font-size:15px;font-weight:600;line-height:1.2;
    border:1px solid transparent;cursor:pointer;
    transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
  }
  .btn svg{width:17px;height:17px}
  .btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 10px 22px -14px rgba(47,123,224,.9)}
  .btn-primary:hover{background:var(--brand-600);transform:translateY(-1px);box-shadow:0 16px 28px -14px rgba(26,90,168,.85)}
  .btn-primary:active{transform:translateY(0) scale(.99)}
  .btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-200)}
  .btn-ghost:hover{background:var(--brand-050);border-color:var(--brand-500);transform:translateY(-1px)}
  .btn-ghost:active{transform:translateY(0) scale(.99)}
  .btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
  .btn-block{width:100%}
  .link-more{
    display:inline-flex;align-items:center;gap:6px;
    font-size:14px;font-weight:600;color:var(--brand-600);
    transition:color .2s var(--ease);
  }
  .link-more svg{width:15px;height:15px;transition:transform .2s var(--ease)}
  .link-more:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:4px}
  .link-more:hover svg{transform:translateX(3px)}

  /* chip / 標籤 */
  .chip{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    font-size:12.5px;font-weight:600;letter-spacing:.01em;
    background:var(--brand-050);color:var(--brand-700);border:1px solid var(--brand-200);
  }
  .chip-amber{background:var(--accent-050);color:#8A5A12;border-color:#F2D5A6}
  .chip-plain{background:#fff;border-color:var(--line);color:var(--ink-500);font-weight:500}

  /* 分類頁首 */
  .cat-hero{padding:36px 0 8px}
  .cat-hero-grid{display:grid;gap:28px;align-items:center}
  @media(min-width:1024px){
    .cat-hero-grid{grid-template-columns:7fr 5fr;gap:40px}
    .cat-hero{padding:52px 0 12px}
  }
  .breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-300);margin-bottom:18px}
  .breadcrumb a{color:var(--ink-500);transition:color .2s var(--ease)}
  .breadcrumb a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px}
  .breadcrumb .sep{color:var(--ink-300)}
  .breadcrumb .current{color:var(--ink-500);font-weight:600}
  .cat-h1{
    font-size:30px;line-height:1.25;font-weight:800;letter-spacing:-.01em;
    color:var(--ink-900);margin-top:14px;
  }
  .cat-h1 em{font-style:normal;color:var(--brand-700)}
  @media(min-width:640px){.cat-h1{font-size:36px}}
  @media(min-width:1024px){.cat-h1{font-size:44px}}
  .cat-lead{margin-top:16px;font-size:16.5px;line-height:1.9;color:var(--ink-500);max-width:34em}
  @media(min-width:1024px){.cat-lead{font-size:17.5px}}
  .cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
  .cat-media{position:relative}
  .cat-media img{
    width:100%;aspect-ratio:16/11;object-fit:cover;
    border-radius:18px;border:1px solid var(--line);
    box-shadow:var(--shadow-card);
  }
  .float-card{
    position:absolute;right:14px;bottom:-18px;
    display:flex;align-items:center;gap:10px;
    background:#fff;border:1px solid var(--line);border-radius:12px;
    padding:10px 14px;box-shadow:0 2px 6px rgba(14,36,57,.08),0 18px 34px -18px rgba(14,36,57,.5);
  }
  .float-card .dot{width:8px;height:8px;border-radius:999px;background:var(--accent-500);flex:0 0 8px}
  .float-card span{font-size:13px;font-weight:600;color:var(--ink-900)}
  .float-card small{display:block;font-size:11.5px;font-weight:500;color:var(--ink-300);line-height:1.4}

  /* 指標列 */
  .metrics{
    display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;
    background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;
    margin-top:34px;
  }
  @media(min-width:768px){.metrics{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .metric{background:#fff;padding:16px 18px}
  .metric dt{font-size:12.5px;color:var(--ink-300);font-weight:500;letter-spacing:.02em}
  .metric dd{margin:4px 0 0;font-size:19px;font-weight:700;color:var(--ink-900);font-variant-numeric:tabular-nums}
  .metric dd b{color:var(--accent-500);font-weight:700}

  /* 板塊 */
  .section{padding:56px 0}
  @media(min-width:768px){.section{padding:68px 0}}
  @media(min-width:1024px){.section{padding:88px 0}}
  .section-head{max-width:720px;margin-bottom:30px}
  .section-head h2{
    font-size:25px;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:var(--ink-900);
    display:flex;align-items:center;gap:12px;
  }
  .section-head h2::before{
    content:"";width:4px;height:22px;border-radius:3px;background:var(--brand-500);flex:0 0 4px;
  }
  @media(min-width:768px){.section-head h2{font-size:29px}}
  .section-head p{margin-top:10px;font-size:15px;color:var(--ink-500);line-height:1.85}

  /* 三種看法卡 */
  .way-grid{display:grid;gap:16px}
  @media(min-width:768px){.way-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}}
  .way-card{
    background:var(--card);border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow-card);padding:22px;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .way-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand-200)}
  .way-num{
    font-size:13px;font-weight:700;color:var(--accent-500);
    font-variant-numeric:tabular-nums;letter-spacing:.08em;
  }
  .way-card h3{margin-top:8px;font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.4}
  .way-card p{margin-top:8px;font-size:14.5px;color:var(--ink-500);line-height:1.85}

  /* 條目卡（左圖右文橫排） */
  .route-list{display:grid;gap:16px}
  @media(min-width:900px){.route-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
  .route-card{
    display:flex;gap:0;background:var(--card);
    border:1px solid var(--line);border-radius:16px;overflow:hidden;
    box-shadow:var(--shadow-card);
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .route-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand-200)}
  .route-thumb{
    flex:0 0 132px;overflow:hidden;background:var(--brand-050);
  }
  .route-thumb img{
    width:100%;height:100%;aspect-ratio:1/1;object-fit:cover;
    transition:transform .3s var(--ease);
  }
  .route-card:hover .route-thumb img{transform:scale(1.04)}
  @media(min-width:640px){.route-thumb{flex:0 0 168px}}
  .route-body{padding:16px 18px;display:flex;flex-direction:column;gap:8px;min-width:0}
  .route-body h3{font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.4}
  @media(min-width:640px){.route-body h3{font-size:18.5px}}
  .route-body p{font-size:14px;color:var(--ink-500);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .route-meta{
    margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:12.5px;color:var(--ink-300);font-weight:500;
  }
  .route-meta .dot{width:3px;height:3px;border-radius:999px;background:var(--ink-300)}

  /* 流程 */
  .flow-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .flow-grid{display:grid;gap:16px}
  @media(min-width:768px){.flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
  @media(min-width:1024px){.flow-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .flow-step{
    position:relative;background:var(--bg);border:1px solid var(--line);border-radius:14px;
    padding:20px 18px;transition:border-color .2s var(--ease),background .2s var(--ease);
  }
  .flow-step:hover{border-color:var(--brand-200);background:var(--brand-050)}
  .flow-step span{font-size:13px;font-weight:700;color:var(--accent-500);font-variant-numeric:tabular-nums;letter-spacing:.08em}
  .flow-step h3{margin-top:8px;font-size:16.5px;font-weight:700;color:var(--ink-900)}
  .flow-step p{margin-top:7px;font-size:14px;color:var(--ink-500);line-height:1.8}

  /* FAQ */
  .faq-wrap{max-width:820px}
  .faq-list{display:grid;gap:12px}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
    transition:border-color .2s var(--ease),background .2s var(--ease);
  }
  .faq-item:hover{border-color:var(--brand-200)}
  .faq-item[open]{border-color:var(--brand-200);background:#FBFDFF}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 20px;font-size:16.5px;font-weight:600;color:var(--ink-900);line-height:1.5;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:var(--brand-700)}
  .faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px;color:var(--accent-500)}
  .faq-icon i{position:absolute;left:0;right:0;top:50%;height:2px;background:currentColor;border-radius:2px;transform:translateY(-50%)}
  .faq-icon i:last-child{transform:translateY(-50%) rotate(90deg);transition:transform .2s var(--ease)}
  .faq-item[open] .faq-icon i:last-child{transform:translateY(-50%) rotate(0)}
  .faq-answer{padding:0 20px 20px;font-size:15px;color:var(--ink-500);line-height:1.85}

  /* 切換分類卡 */
  .switch-grid{display:grid;gap:16px}
  @media(min-width:768px){.switch-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
  .switch-card{
    display:flex;align-items:center;gap:16px;
    background:var(--card);border:1px solid var(--line);border-radius:16px;
    padding:14px;box-shadow:var(--shadow-card);
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  }
  .switch-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--brand-200)}
  .switch-card img{width:72px;height:72px;flex:0 0 72px;border-radius:12px;object-fit:cover}
  .switch-card h3{font-size:17px;font-weight:700;color:var(--ink-900)}
  .switch-card p{margin-top:4px;font-size:13.5px;color:var(--ink-500);line-height:1.7}
  .switch-card .arrow{margin-left:auto;color:var(--brand-600);flex:0 0 auto}
  .switch-card .arrow svg{width:20px;height:20px;transition:transform .2s var(--ease)}
  .switch-card:hover .arrow svg{transform:translateX(4px)}

  /* CTA 條 */
  .cta-band{
    background:linear-gradient(180deg,var(--brand-050) 0%,#FFFFFF 100%);
    border:1px solid var(--brand-200);border-radius:20px;
    padding:28px 24px;box-shadow:var(--shadow-card);
    display:grid;gap:20px;align-items:center;
  }
  @media(min-width:900px){.cta-band{grid-template-columns:1fr auto;padding:34px 36px}}
  .cta-band h2{font-size:24px;font-weight:800;color:var(--ink-900);line-height:1.35;letter-spacing:-.01em}
  .cta-band p{margin-top:8px;font-size:15px;color:var(--ink-500);line-height:1.8}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px}
  @media(max-width:899px){.cta-actions .btn{width:100%}}

  /* 頁腳 */
  .site-footer{background:var(--ink-900);color:#C7D3E0;margin-top:8px}
  .foot-link{color:#AFC0D2;font-size:14px;transition:color .2s var(--ease)}
  .foot-link:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
  .foot-bottom{
    border-top:1px solid rgba(255,255,255,.12);
    padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
    justify-content:space-between;align-items:center;
    font-size:13px;color:#8FA3B8;
  }
  .foot-bottom a{color:#AFC0D2}
  .foot-bottom a:hover{color:#fff}
  .field-label{display:block;font-size:13.5px;font-weight:600;color:#DCE7F2;margin-bottom:8px}
  .field-input{
    width:100%;border-radius:10px;border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.06);color:#fff;
    padding:12px 16px;font-size:14.5px;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
  }
  .field-input::placeholder{color:#7B8CA0}
  .field-input:focus{
    outline:none;border-color:var(--brand-500);
    background:rgba(255,255,255,.1);
    box-shadow:0 0 0 3px rgba(47,123,224,.28);
  }
  .field-input.is-invalid{border-color:#E4635A;box-shadow:0 0 0 3px rgba(228,99,90,.22)}
  .form-msg{font-size:13px;margin-top:8px;line-height:1.6;display:none}
  .form-msg.is-error{display:block;color:#FFB1A9}
  .form-msg.is-ok{display:block;color:#9ED9B4}
  .top-link{
    display:inline-flex;align-items:center;gap:8px;
    border:1px solid rgba(255,255,255,.18);border-radius:10px;
    padding:9px 16px;font-size:13.5px;color:#DCE7F2;
    transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .top-link:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.35);color:#fff}
  .top-link svg{width:15px;height:15px}

  @media(max-width:1023px){
    .nav-links{display:none}
    .nav-cta-desktop{display:none}
    .nav-burger{display:inline-flex}
  }
  @media(max-width:639px){
    .route-card{flex-direction:row}
    .route-thumb{flex:0 0 112px}
    .route-body{padding:14px}
    .cat-h1{font-size:26px}
    .cat-lead{font-size:15.5px}
    .float-card{right:10px;bottom:-16px;padding:8px 12px}
  }
  @media(prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important}
    html{scroll-behavior:auto}
  }