:root{--color-ink:#18202a;--color-ink-soft:#35404b;--color-muted:#69727a;--color-paper:#f4f2ec;--color-panel:#fffdf8;--color-panel-soft:#ece9df;--color-line:#d6d2c7;--color-line-strong:#b8b2a4;--color-accent:#c76424;--color-accent-dark:#8e3f12;--color-signal:#264e5b;--color-signal-soft:#dce7e7;--shadow-soft:0 22px 60px #18202a14;--shadow-card:0 10px 30px #18202a0e;--radius-lg:28px;--radius-md:18px;--max-width:1180px;color-scheme:light;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif}*{box-sizing:border-box}html{background:var(--color-paper);color:var(--color-ink);scroll-behavior:smooth}body{text-rendering:optimizelegibility;margin:0;font-size:17px;line-height:1.75}body:before{content:"";z-index:-1;pointer-events:none;background-image:linear-gradient(#18202a06 1px,#0000 1px),linear-gradient(90deg,#18202a05 1px,#0000 1px);background-size:48px 48px;position:fixed;inset:0;mask-image:linear-gradient(#000 0%,#0000 82%)}a{color:inherit;text-underline-offset:.18em;text-decoration-thickness:.08em}a:hover{color:var(--color-accent-dark)}img,svg{max-width:100%}button,input{font:inherit}::selection{color:var(--color-ink);background:#f0c39d}.skip-link{background:var(--color-ink);color:#fff;z-index:30;padding:.6rem 1rem;position:absolute;top:1rem;left:-999px}.skip-link:focus{left:1rem}.site-header{z-index:20;backdrop-filter:blur(18px);background:#f4f2eced;border-bottom:1px solid #b8b2a4b3;position:sticky;top:0}.site-header__inner{width:min(calc(100% - 2rem), var(--max-width));grid-template-columns:auto 1fr auto;align-items:center;gap:2rem;min-height:76px;margin:0 auto;display:grid}.site-logo{white-space:nowrap;align-items:baseline;gap:.65rem;text-decoration:none;display:inline-flex}.site-logo:hover{color:var(--color-ink)}.site-logo__name{letter-spacing:-.045em;font-family:ui-serif,Noto Serif TC,Source Han Serif TC,Songti TC,Georgia,serif;font-size:1.55rem;font-weight:760}.site-logo__descriptor{color:var(--color-muted);letter-spacing:.12em;text-transform:uppercase;font-size:.68rem;line-height:1}.site-nav{justify-content:flex-end;align-items:center;gap:.3rem;min-width:0;display:flex}.site-nav__link{color:var(--color-muted);white-space:nowrap;border-radius:999px;padding:.42rem .62rem;font-size:.88rem;font-weight:650;text-decoration:none;position:relative}.site-nav__link:hover{color:var(--color-ink);background:#ffffff94}.site-nav__link[aria-current=page]{color:var(--color-ink);background:var(--color-panel);box-shadow:inset 0 0 0 1px var(--color-line)}.header-cta{background:var(--color-ink);color:#fff;border-radius:999px;justify-content:center;align-items:center;min-height:40px;padding:.45rem .95rem;font-size:.88rem;font-weight:760;text-decoration:none;display:inline-flex}.header-cta:hover{color:#fff;background:var(--color-accent-dark)}.section{width:min(calc(100% - 2rem), var(--max-width));margin:0 auto;padding-block:clamp(3.4rem,7vw,6.5rem)}.section+.section{border-top:1px solid #b8b2a494}.section--muted{border:1px solid var(--color-line);border-radius:var(--radius-lg);background:#fffdf8ad;margin-block:2rem;padding-inline:clamp(1.25rem,4vw,3rem)}.section__header{max-width:760px;margin-bottom:2rem}.section__header--split{justify-content:space-between;align-items:end;gap:2rem;max-width:none;display:flex}.section__header h2,.principle-section h2,.discovery-section h2,.asset-section h2,.newsletter-band h2{letter-spacing:-.035em;margin:.25rem 0 .6rem;font-family:ui-serif,Noto Serif TC,Source Han Serif TC,Songti TC,Georgia,serif;font-size:clamp(2rem,4vw,3.5rem);line-height:1.12}.section__header p:last-child{color:var(--color-muted)}.eyebrow{color:var(--color-accent-dark);letter-spacing:.16em;text-transform:uppercase;margin:0 0 .6rem;font-size:.73rem;font-weight:800}.hero{grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);align-items:center;gap:clamp(2rem,5vw,5rem);min-height:calc(100svh - 76px);display:grid}.hero__content{max-width:760px}.hero h1,.page-hero h1,.article-hero h1{color:var(--color-ink);font-family:ui-serif,Noto Serif TC,Source Han Serif TC,Songti TC,Georgia,serif}.hero h1{letter-spacing:-.065em;text-wrap:balance;margin:.45rem 0 1.25rem;font-size:clamp(3.4rem,7.8vw,6.75rem);line-height:.98}.hero h1 span{color:var(--color-accent)}.hero__lede,.lede,.page-hero>p:not(.eyebrow){max-width:760px;color:var(--color-ink-soft);font-size:clamp(1.08rem,1.8vw,1.34rem);line-height:1.72}.hero__actions{flex-wrap:wrap;gap:.8rem;margin-top:2rem;display:flex}.hero__trust{color:var(--color-muted);flex-wrap:wrap;gap:.7rem 1rem;margin-top:1.7rem;font-size:.82rem;font-weight:650;display:flex}.hero__trust span{align-items:center;gap:.45rem;display:inline-flex}.hero__trust span:before{content:"";background:var(--color-signal);border-radius:999px;width:6px;height:6px}.signal-board{border:1px solid var(--color-line-strong);background:var(--color-panel);box-shadow:var(--shadow-soft);border-radius:24px;overflow:hidden}.signal-board__head{border-bottom:1px solid var(--color-line);background:#f9f6ef;justify-content:space-between;align-items:center;gap:1rem;padding:1.1rem 1.25rem;display:flex}.signal-board__head .eyebrow{margin:0}.status-dot{color:var(--color-signal);align-items:center;gap:.4rem;font-size:.75rem;font-weight:800;display:inline-flex}.status-dot:before{content:"";background:var(--color-signal);border-radius:999px;width:7px;height:7px;box-shadow:0 0 0 4px #264e5b1a}.signal-board__steps{margin:0;padding:0;list-style:none}.signal-board__steps li{border-bottom:1px solid var(--color-line);grid-template-columns:42px 1fr;gap:.8rem;padding:1rem 1.25rem;display:grid}.signal-board__steps li>span{color:var(--color-accent);letter-spacing:.08em;font-size:.72rem;font-weight:850}.signal-board__steps strong{font-size:.94rem;display:block}.signal-board__steps p{color:var(--color-muted);margin:.12rem 0 0;font-size:.86rem;line-height:1.5}.signal-board__note{color:var(--color-muted);background:var(--color-signal-soft);margin:0;padding:1rem 1.25rem;font-size:.82rem}.button{border:1px solid var(--color-ink);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;min-height:48px;padding:.72rem 1.2rem;font-weight:800;text-decoration:none;transition:transform .16s,background .16s,color .16s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button--primary{background:var(--color-ink);color:#fff}.button--primary:hover{background:var(--color-accent-dark);color:#fff;border-color:var(--color-accent-dark)}.button--secondary{color:var(--color-ink);background:0 0}.button--secondary:hover{background:var(--color-panel);color:var(--color-ink)}.text-link{color:var(--color-accent-dark);font-size:.9rem;font-weight:800}.card{border:1px solid var(--color-line);border-radius:var(--radius-lg);background:var(--color-panel);box-shadow:var(--shadow-card);padding:clamp(1.4rem,3.2vw,2.35rem);position:relative}.card:before{content:"";background:var(--color-accent);border-radius:999px;width:3px;position:absolute;top:1.4rem;bottom:1.4rem;left:0}.card h2{letter-spacing:-.025em;margin:.7rem 0 .75rem;font-family:ui-serif,Noto Serif TC,Source Han Serif TC,Georgia,serif;font-size:clamp(1.6rem,3vw,2.5rem);line-height:1.2}.card h2 a{text-decoration:none}.card>p{max-width:850px;color:var(--color-ink-soft);margin-bottom:1rem}.card__meta,.tag-list{color:var(--color-muted);flex-wrap:wrap;align-items:center;gap:.5rem;font-size:.78rem;display:flex}.tag{color:var(--color-accent-dark);background:#fbefe4;border:1px solid #ddc9b8;border-radius:999px;align-items:center;padding:.2rem .58rem;font-size:.74rem;font-weight:760;display:inline-flex}.tag--accent{background:var(--color-signal-soft);color:var(--color-signal);border-color:#b7cece}.card-list{gap:1.1rem;display:grid}.empty-state{border:1px dashed var(--color-line-strong);border-radius:var(--radius-md);color:var(--color-muted);padding:1.5rem}.principle-section{padding-block:clamp(4rem,8vw,7rem)}.principle-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;display:grid}.principle-grid article{border:1px solid var(--color-line);border-radius:var(--radius-md);background:#fffdf8b8;min-height:260px;padding:1.4rem}.principle-grid__number{color:var(--color-accent);letter-spacing:.12em;font-size:.74rem;font-weight:850}.principle-grid h3{margin:2.8rem 0 .6rem;font-family:ui-serif,Noto Serif TC,Georgia,serif;font-size:1.55rem}.principle-grid p{color:var(--color-muted);margin:0}.grid-2{grid-template-columns:minmax(0,.9fr) minmax(320px,1.1fr);align-items:start;gap:clamp(2rem,6vw,5rem);display:grid}.discovery-section>div:first-child{position:sticky;top:110px}.topic-list{border-top:1px solid var(--color-line-strong);display:grid}.topic-list a{border-bottom:1px solid var(--color-line);justify-content:space-between;align-items:baseline;gap:1rem;padding:1.1rem .2rem;text-decoration:none;display:flex}.topic-list a:hover{color:var(--color-accent-dark);padding-left:.55rem}.topic-list span{font-family:ui-serif,Noto Serif TC,Georgia,serif;font-size:1.18rem;font-weight:750}.topic-list small{color:var(--color-muted);text-align:right}.newsletter-band{border:1px solid var(--color-line-strong);border-radius:var(--radius-lg);background:var(--color-panel);box-shadow:var(--shadow-soft);grid-template-columns:minmax(0,.9fr) minmax(320px,1fr);align-items:center;gap:clamp(2rem,6vw,5rem);margin-bottom:4rem;padding-inline:clamp(1.4rem,4vw,3rem);display:grid}.newsletter-band>div>p:last-child{color:var(--color-muted)}.newsletter-form{width:100%}.newsletter-form__label{margin-bottom:.45rem;font-size:.84rem;font-weight:800;display:block}.newsletter-form__row{grid-template-columns:minmax(0,1fr) auto;gap:.65rem;display:grid}.newsletter-form__input{border:1px solid var(--color-line-strong);width:100%;min-height:50px;color:var(--color-ink);background:#fff;border-radius:999px;outline:none;padding:.7rem 1rem}.newsletter-form__input:focus{border-color:var(--color-signal);box-shadow:0 0 0 4px #264e5b17}.newsletter-form__note{color:var(--color-muted);margin:.6rem 0 0;font-size:.82rem}.newsletter-form--compact .newsletter-form__row{grid-template-columns:1fr}.page-hero{max-width:var(--max-width);padding-top:clamp(4rem,9vw,7rem);padding-bottom:2rem}.page-hero h1{letter-spacing:-.055em;margin:.25rem 0 1rem;font-size:clamp(3rem,7vw,5.4rem);line-height:1}.prose-block{max-width:790px}.prose-block h2{margin-top:2.5rem;font-family:ui-serif,Noto Serif TC,Georgia,serif;font-size:2rem}.article-shell{width:min(calc(100% - 2rem), var(--max-width));margin:0 auto;padding-block:clamp(3rem,7vw,6rem)}.article-shell--narrow{max-width:880px}.article-hero{max-width:920px;margin-bottom:3rem}.article-hero h1{letter-spacing:-.055em;text-wrap:balance;margin:.35rem 0 1rem;font-size:clamp(2.9rem,6vw,5.4rem);line-height:1.03}.article-meta{color:var(--color-muted);flex-wrap:wrap;gap:1rem;margin:1rem 0;font-size:.82rem;display:flex}.article-grid{grid-template-columns:minmax(220px,280px) minmax(0,1fr);align-items:start;gap:clamp(2rem,5vw,4rem);display:grid}.article-aside{gap:.9rem;display:grid;position:sticky;top:104px}.aside-card{border:1px solid var(--color-line);border-radius:var(--radius-md);color:var(--color-ink-soft);background:#fffdf8d1;padding:1rem;font-size:.9rem}.aside-card h2{letter-spacing:.08em;text-transform:uppercase;margin:0 0 .55rem;font-size:.82rem}.aside-card ul{margin:.4rem 0 0;padding-left:1.2rem}.aside-card--accent{background:var(--color-signal-soft);border-color:#bdcfd0}.article-content{min-width:0;max-width:780px}.article-content h2{letter-spacing:-.025em;margin-top:3rem;padding-top:.2rem;font-family:ui-serif,Noto Serif TC,Georgia,serif;font-size:clamp(1.7rem,3.5vw,2.45rem);line-height:1.18}.article-content h3{margin-top:2rem;font-size:1.28rem}.article-content p,.article-content li{color:var(--color-ink-soft)}.article-content blockquote{border-left:3px solid var(--color-accent);color:var(--color-ink);margin:1.8rem 0;padding:.2rem 0 .2rem 1.2rem}.article-content table{border-collapse:collapse;width:100%;margin:1.5rem 0;font-size:.9rem;display:block;overflow-x:auto}.article-content th,.article-content td{border:1px solid var(--color-line);text-align:left;padding:.72rem}.article-content th{background:#ece9df}.article-content code{background:#e9e5da;border-radius:.35rem;padding:.1rem .3rem}.article-content pre{color:#f8f5ec;background:#18202a;border-radius:16px;padding:1rem;overflow-x:auto}.faq-section details{border:1px solid var(--color-line);background:var(--color-panel);border-radius:14px;margin:.7rem 0;padding:.85rem 1rem}.faq-section summary{cursor:pointer;font-weight:800}.sources-section{border-top:1px solid var(--color-line-strong);margin-top:3rem;padding-top:1rem}.sources-section li{margin-bottom:.5rem}.newsletter-inline{border:1px solid var(--color-line-strong);border-radius:var(--radius-md);background:var(--color-panel);margin-top:3.5rem;padding:1.5rem}.newsletter-inline h2{margin-top:0}.method-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:.8rem;display:grid}.method-grid article{border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--color-panel);min-height:180px;padding:1rem}.newsletter-prompt[hidden]{display:none}.newsletter-prompt__backdrop{z-index:40;background:#18202a9e;position:fixed;inset:0}.newsletter-prompt__dialog{z-index:41;background:var(--color-panel);border:1px solid var(--color-line);border-radius:22px;width:min(92vw,560px);padding:clamp(1.25rem,4vw,2rem);position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 30px 90px #0000003d}.newsletter-prompt__dialog h2{margin:.2rem 0 1rem;font-family:ui-serif,Noto Serif TC,Georgia,serif;font-size:clamp(1.7rem,4vw,2.35rem);line-height:1.1}.newsletter-prompt__close{color:var(--color-muted);cursor:pointer;background:0 0;border:0;font-size:2rem;position:absolute;top:.75rem;right:.9rem}.has-newsletter-prompt{overflow:hidden}.site-footer{width:min(calc(100% - 2rem), var(--max-width));border-top:1px solid var(--color-line-strong);color:var(--color-muted);justify-content:space-between;gap:2rem;margin:0 auto;padding-block:2.5rem 3rem;font-size:.86rem;display:flex}.site-footer__brand{max-width:460px}.site-footer__brand strong{color:var(--color-ink);font-family:ui-serif,Noto Serif TC,Georgia,serif;font-size:1.2rem}.site-footer__brand p{margin:.35rem 0 0}.site-footer__meta{text-align:right}.site-footer__principle{color:var(--color-ink-soft);margin:0 0 .65rem}.site-footer nav{flex-wrap:wrap;justify-content:flex-end;gap:.8rem 1rem;display:flex}@media (width<=1050px){.site-header__inner{grid-template-columns:auto 1fr;gap:.8rem 1rem;padding-block:.75rem}.site-nav{grid-column:1/-1;justify-content:flex-start;padding-bottom:.1rem;overflow-x:auto}.header-cta{grid-area:1/2;justify-self:end}.hero{min-height:auto;padding-top:5rem}}@media (width<=900px){.hero,.grid-2,.newsletter-band,.article-grid{grid-template-columns:1fr}.hero{gap:2.5rem}.signal-board{max-width:640px}.discovery-section>div:first-child,.article-aside{position:static}.principle-grid{grid-template-columns:1fr}.principle-grid article{min-height:0}.principle-grid h3{margin-top:1.4rem}.method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=680px){body{font-size:16px}body:before{background-size:36px 36px}.site-header__inner{width:min(calc(100% - 1.2rem), var(--max-width))}.site-logo__descriptor{display:none}.site-nav{gap:.15rem}.site-nav__link{padding-inline:.52rem;font-size:.82rem}.section,.article-shell,.site-footer{width:min(calc(100% - 1.4rem), var(--max-width))}.hero{padding-top:3.7rem}.hero h1{font-size:clamp(3rem,15vw,4.6rem)}.hero__trust{gap:.45rem;display:grid}.section__header--split{display:block}.section__header--split .text-link{margin-top:.8rem;display:inline-block}.newsletter-form__row{grid-template-columns:1fr}.topic-list a{gap:.2rem;display:grid}.topic-list small{text-align:left}.site-footer{flex-direction:column}.site-footer__meta{text-align:left}.site-footer nav{justify-content:flex-start}.method-grid{grid-template-columns:1fr}.newsletter-prompt__dialog{border-radius:22px 22px 0 0;width:100%;inset:auto 0 0;transform:none}}