@charset "UTF-8";:root{--navy-900: #0F1A33;--navy-800: #1A2744;--navy-700: #1E3A5F;--navy-600: #25406B;--navy-500: #3D5278;--amber: #B77A09;--amber-bright: #F5A623;--amber-soft: rgba(245, 166, 35, .14);--amber-glow: rgba(245, 166, 35, .28);--teal: #2F8475;--teal-bright: #3D9B8A;--teal-soft: rgba(61, 155, 138, .14);--paper: #F7F3EC;--paper-deep: #EFE8DA;--paper-soft: #FBF7EE;--paper-card: #FFFFFF;--ink: #1F2B45;--ink-soft: #2B3A52;--ink-muted: rgba(31, 43, 69, .62);--ink-subtle: rgba(31, 43, 69, .42);--steel: #6E84A6;--white: #FFFFFF;--bg: var(--paper);--bg-elev: var(--paper-card);--bg-elev-2: #FFFFFF;--bg-deep: var(--paper-deep);--bg-paper: var(--paper);--text: var(--ink-soft);--text-strong: var(--ink);--text-muted: var(--ink-muted);--text-subtle: var(--ink-subtle);--text-on-paper: var(--ink);--text-on-paper-muted: var(--ink-muted);--text-on-dark: #F7F3EC;--border: rgba(31, 43, 69, .1);--border-strong: rgba(31, 43, 69, .18);--border-warm: rgba(183, 122, 9, .28);--border-teal: rgba(61, 155, 138, .28);--accent: var(--amber);--accent-soft: var(--amber-soft);--data: var(--teal);--data-soft: var(--teal-soft);--font-display: "Fraunces", "Noto Serif TC", "Source Han Serif TC", Georgia, serif;--font-sans: "Inter", "Noto Sans TC", "Source Han Sans TC", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "IBM Plex Mono", "Cascadia Mono", monospace;--fs-display: clamp(2.75rem, 6.4vw, 5rem);--fs-h1: clamp(2rem, 4.8vw, 3.5rem);--fs-h2: clamp(1.6rem, 3.4vw, 2.5rem);--fs-h3: clamp(1.2rem, 2vw, 1.5rem);--fs-body: 1rem;--fs-body-lg: 1.0625rem;--fs-small: .875rem;--fs-xs: .75rem;--lh-tight: 1.15;--lh-snug: 1.35;--lh-normal: 1.6;--lh-relaxed: 1.75;--tracking-tight: 0;--tracking-normal: 0;--tracking-wide: .08em;--tracking-eyebrow: .16em;--nav-h: 72px;--container-w: 1240px;--container-px: clamp(20px, 4vw, 48px);--section-y: clamp(80px, 11vw, 160px);--section-y-tight: clamp(56px, 8vw, 112px);--r-xs: 4px;--r-sm: 8px;--r-md: 8px;--r-lg: 8px;--r-xl: 8px;--ease-out: cubic-bezier(.22, 1, .36, 1);--ease-in-out: cubic-bezier(.65, 0, .35, 1);--dur-fast: .2s;--dur-med: .42s;--dur-slow: .72s;--shadow-sm: 0 2px 8px rgba(31, 43, 69, .06);--shadow-md: 0 12px 32px rgba(31, 43, 69, .08);--shadow-lg: 0 24px 60px rgba(31, 43, 69, .12);--shadow-amber: 0 8px 28px rgba(245, 166, 35, .22);--shadow-teal: 0 8px 28px rgba(61, 155, 138, .22);--shadow-ink: 0 10px 32px rgba(26, 39, 68, .18)}.display-title{font-family:var(--font-display);font-size:var(--fs-display);font-weight:500;line-height:var(--lh-tight);letter-spacing:var(--tracking-tight);font-variation-settings:"opsz" 144,"SOFT" 30}.h1{font-family:var(--font-display);font-size:var(--fs-h1);font-weight:500;line-height:var(--lh-tight);letter-spacing:var(--tracking-tight)}.h2{font-family:var(--font-display);font-size:var(--fs-h2);font-weight:500;line-height:var(--lh-snug);letter-spacing:var(--tracking-tight)}.h3{font-family:var(--font-sans);font-size:var(--fs-h3);font-weight:600;line-height:var(--lh-snug)}.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:var(--fs-xs);font-weight:500;letter-spacing:var(--tracking-eyebrow);text-transform:uppercase;color:var(--amber)}.eyebrow:before{content:"";width:24px;height:1px;background:var(--amber);display:inline-block}.eyebrow--teal{color:var(--teal-bright)}.eyebrow--teal:before{background:var(--teal-bright)}.lede{font-family:var(--font-display);font-size:clamp(1.125rem,1.6vw,1.375rem);line-height:var(--lh-relaxed);color:var(--text);font-weight:400;letter-spacing:0}.body{font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-relaxed);color:var(--text-muted)}.mono{font-family:var(--font-mono);font-size:var(--fs-small);letter-spacing:0}.accent-word{color:var(--amber);font-style:italic}.container{width:100%;max-width:var(--container-w);margin:0 auto;padding-left:var(--container-px);padding-right:var(--container-px)}.section{padding-top:var(--section-y);padding-bottom:var(--section-y);position:relative}.section--tight{padding-top:var(--section-y-tight);padding-bottom:var(--section-y-tight)}.section--paper{background:var(--bg-paper);color:var(--text-on-paper)}.editorial-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(20px,2.5vw,40px)}.col-span-4{grid-column:span 4}.col-span-5{grid-column:span 5}.col-span-6{grid-column:span 6}.col-span-7{grid-column:span 7}.col-span-8{grid-column:span 8}.col-span-12{grid-column:span 12}@media (max-width: 860px){.col-span-4,.col-span-5,.col-span-6,.col-span-7,.col-span-8{grid-column:span 12}}.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.bento__cell{grid-column:span 6;background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--r-lg);padding:clamp(24px,3vw,36px);transition:border-color var(--dur-med) var(--ease-out),transform var(--dur-med) var(--ease-out),box-shadow var(--dur-med) var(--ease-out)}.bento__cell--wide{grid-column:span 8}.bento__cell--narrow{grid-column:span 4}.bento__cell--full{grid-column:span 12}@media (max-width: 860px){.bento__cell,.bento__cell--wide,.bento__cell--narrow{grid-column:span 12}}.section-head{display:flex;flex-direction:column;gap:18px;max-width:760px;margin-bottom:clamp(48px,6vw,80px)}.section-head__lede{font-family:var(--font-display);font-size:clamp(1.1rem,1.5vw,1.25rem);color:var(--text-muted);line-height:var(--lh-relaxed);font-weight:400}.section--paper .section-head__lede{color:var(--text-on-paper-muted)}@keyframes rise-fade{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.rise{opacity:0;animation:rise-fade var(--dur-slow) var(--ease-out) forwards}.rise--d1{animation-delay:80ms}.rise--d2{animation-delay:.16s}.rise--d3{animation-delay:.24s}.rise--d4{animation-delay:.32s}.rise--d5{animation-delay:.4s}.rise--d6{animation-delay:.48s}@keyframes math-drift{0%{transform:translateZ(0)}50%{transform:translate3d(8px,-10px,0)}to{transform:translateZ(0)}}@keyframes ember-pulse{0%,to{opacity:.55}50%{opacity:1}}@keyframes line-sweep{0%{transform:translate(-100%)}to{transform:translate(100%)}}@keyframes spin-slow{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes spin-reverse{0%{transform:rotate(360deg)}to{transform:rotate(0)}}@keyframes orbit{0%{transform:rotate(0) translate(var(--orbit-r, 60px)) rotate(0)}to{transform:rotate(360deg) translate(var(--orbit-r, 60px)) rotate(-360deg)}}@keyframes triangle-float{0%,to{transform:translate(0) rotate(0)}33%{transform:translate(8px,-12px) rotate(8deg)}66%{transform:translate(-6px,8px) rotate(-6deg)}}@keyframes square-tumble{0%,to{transform:rotate(0)}50%{transform:rotate(45deg)}}@keyframes dash-flow{to{stroke-dashoffset:-100}}@keyframes node-pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.15);opacity:.7}}@keyframes draw-line{0%{stroke-dashoffset:var(--length, 200)}to{stroke-dashoffset:0}}@keyframes ripple-out{0%{transform:scale(.6);opacity:.8}to{transform:scale(1.8);opacity:0}}.geo-spin{animation:spin-slow 40s linear infinite;transform-origin:center}.geo-spin-rev{animation:spin-reverse 60s linear infinite;transform-origin:center}.geo-tumble{animation:square-tumble 12s ease-in-out infinite;transform-origin:center}.geo-float-tri{animation:triangle-float 9s ease-in-out infinite}.geo-dash-flow{stroke-dasharray:6 6;animation:dash-flow 4s linear infinite}.geo-pulse-dot{animation:node-pulse 2.4s ease-in-out infinite;transform-origin:center}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font-sans);background:var(--paper);color:var(--ink-soft);line-height:var(--lh-normal);overflow-x:hidden;font-feature-settings:"ss01","cv11"}a{color:inherit;text-decoration:none;transition:color var(--dur-fast) var(--ease-out)}button{font-family:inherit;background:none;border:none;cursor:pointer;color:inherit}img,svg{max-width:100%;display:block}ul,ol{list-style:none}input,textarea,select{font-family:inherit;font-size:inherit}::selection{background:var(--ink);color:var(--paper)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--paper-deep)}::-webkit-scrollbar-thumb{background:rgba(31,43,69,.22);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:rgba(31,43,69,.45)}.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;font-family:var(--font-sans);font-size:.95rem;font-weight:500;letter-spacing:.01em;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:all var(--dur-med) var(--ease-out);position:relative;overflow:hidden;white-space:nowrap}.btn .btn__arrow{transition:transform var(--dur-med) var(--ease-out)}.btn:hover .btn__arrow{transform:translate(4px)}.btn--primary{background:var(--ink);color:var(--paper)}.btn--primary:hover{background:var(--navy-900);box-shadow:var(--shadow-ink);transform:translateY(-1px)}.btn--ghost{background:transparent;color:var(--ink);border-color:#1f2b4547}.btn--ghost:hover{border-color:var(--amber);color:var(--amber)}.btn--accent{background:var(--amber-bright);color:var(--ink)}.btn--accent:hover{background:var(--amber);color:var(--paper);box-shadow:var(--shadow-amber);transform:translateY(-1px)}.section--paper{background:var(--paper);color:var(--ink)}.section--elev{background:linear-gradient(180deg,var(--paper-soft) 0%,var(--paper) 100%)}.site-footer{background:var(--paper-deep);border-top:1px solid var(--border);padding:40px var(--container-px);color:var(--ink-muted);font-size:var(--fs-small)}.site-footer .footer-inner{max-width:var(--container-w);margin:0 auto;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}.site-footer .footer-mark{font-family:var(--font-display);color:var(--ink);letter-spacing:0}.site-footer .footer-meta{font-family:var(--font-mono);font-size:var(--fs-xs);letter-spacing:var(--tracking-wide)}.page-outlet{min-height:calc(100vh - var(--nav-h))}