/* Hallmark · macrostructure: Island folio · tone: summer editorial · anchor hue: sky blue
 * custom: panoramic dust jacket and interleaved paper spreads; N9 directory; Ft5 statement
 * paper: oklch(98.9% .008 237); accent: oklch(75.3% .139 233)
 * display: Noto Serif SC; body: Noto Sans SC; axes: light / roman-serif / cool
 * pre-emit critique: P5 H5 E4 S5 R5 V4 */
*,:after,:before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgba(59,130,246,.5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgba(59,130,246,.5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }
/*! tailwindcss v3.4.17 | MIT License | https://tailwindcss.com*/*,:after,:before{box-sizing:border-box;border:0 solid #e5e7eb}:after,:before{--tw-content:""}:host,html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:var(--font-body);font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dd,dl,figure,h1,h2,h3,h4,h5,h6,hr,p,pre{margin:0}fieldset{margin:0}fieldset,legend{padding:0}menu,ol,ul{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.static{position:static}.hidden{display:none}.ordinal{--tw-ordinal:ordinal;font-variant-numeric:var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure) var(--tw-numeric-spacing) var(--tw-numeric-fraction)}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}body,html{overflow-x:clip}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;background:var(--color-paper);color:var(--color-ink);font-family:var(--font-body);font-size:var(--text-base);line-height:1.85}*{box-sizing:border-box}figure,h1,h2,h3,p{margin:0}h1,h2,h3{font-style:normal;overflow-wrap:anywhere;min-width:0}h1,h2{font-family:var(--font-display);font-weight:700;line-height:1.32}h2{font-size:clamp(1.8rem,3.4vw,3rem)}h3{font-size:var(--text-xl);line-height:1.5;font-weight:700}a{text-decoration:none}a,button{color:inherit}button{font:inherit;cursor:pointer}img{display:block;max-width:100%;height:auto}a,button,summary{-webkit-tap-highlight-color:var(--color-transparent)}:focus-visible{outline:3px solid var(--color-focus);outline-offset:5px;box-shadow:0 0 0 3px var(--color-paper)}a:active,button:active{transform:translateY(1px)}[aria-disabled=true],[disabled]{opacity:.5;cursor:not-allowed}[data-state=loading]{cursor:progress}[data-state=error]{outline:2px solid var(--color-red)}[data-state=success]{border-color:var(--color-success)}[hidden]{display:none!important}.wrap{width:min(1320px,100% - var(--page-gutter)*2);margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip{position:fixed;top:-100px;left:20px;z-index:200;background:var(--color-paper);padding:12px}.skip:focus{top:12px}.topbar{position:fixed;z-index:60;top:16px;left:var(--page-gutter);right:var(--page-gutter);height:72px;justify-content:space-between;gap:var(--space-md);padding:0 var(--space-lg);background:var(--color-washi);border:1px solid var(--color-rule);box-shadow:0 5px 20px var(--color-shadow)}.brand,.topbar{display:flex;align-items:center}.brand{gap:var(--space-sm);white-space:nowrap;font-family:var(--font-display);font-size:1.3rem;font-weight:700}.brand-mark{font-size:.8rem;line-height:1.25;border:1px solid var(--color-red);color:var(--color-red);padding:4px;letter-spacing:2px;writing-mode:vertical-rl}.brand small{display:block;font:10px/1.4 var(--font-body);letter-spacing:1px}.top-actions{gap:var(--space-lg)}.menu-toggle,.top-actions{display:flex;align-items:center}.menu-toggle{gap:12px;min-height:44px;font-size:var(--text-sm);border:0;background:none;white-space:nowrap}.menu-bars{width:22px;height:12px;border-block:1px solid currentColor;display:block}.directory{position:fixed;top:100px;right:var(--page-gutter);padding:24px;z-index:59;background:var(--color-washi);border:1px solid var(--color-rule);width:min(390px,calc(100% - 40px));box-shadow:0 12px 32px var(--color-shadow)}.directory a{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--color-rule);min-height:48px;white-space:nowrap}.directory a[aria-current=page]{font-weight:700}.directory small{color:var(--color-muted)}.btn{display:inline-flex;justify-content:center;align-items:center;gap:20px;min-height:52px;padding:12px 24px;font-size:var(--text-base);font-weight:700;border:1px solid var(--color-ink);border-radius:var(--radius-sm);white-space:nowrap;position:relative;overflow:hidden;transition:transform var(--dur-fast) var(--ease-out)}.btn.primary{background:var(--color-yellow);color:var(--color-deep);border-color:var(--color-yellow)}.btn.primary:after{content:"";position:absolute;top:-35%;left:-35%;height:170%;width:18%;background:var(--color-white);opacity:.4;transform:translateX(-200%) rotate(23deg);pointer-events:none}.btn.primary:focus-visible:after,.btn.primary:hover:after{animation:glint .65s var(--ease-out) both}.btn.compact{min-height:42px;font-size:var(--text-sm);padding:8px 16px}.text-link{display:inline-flex;align-items:center;min-height:44px;gap:16px;border-bottom:1px solid;font-weight:500;white-space:nowrap}.hero{padding:132px 0 0}.hero-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;padding-bottom:var(--space-xl)}.hero-heading .edition{font-size:var(--text-xs);letter-spacing:2px}.hero-heading p:last-child{max-width:340px;font-size:var(--text-sm)}.hero-stage{display:flow-root;position:relative;min-height:620px;height:calc(100svh - 260px);max-height:760px;margin-inline:var(--page-gutter);background:var(--color-deep);isolation:isolate}.hero-stage>.hero-image{position:absolute;inset:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;-o-object-position:58% center;object-position:58% center;z-index:-2}.hero-stage:after{content:"";position:absolute;inset:0;background:var(--color-dim);z-index:-1}.hero-panel{position:relative;max-width:550px;min-height:100%;padding:var(--space-2xl);background:var(--color-overlay);color:var(--color-white);display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.hero-panel h1{font-size:var(--text-display);letter-spacing:.06em;line-height:1.2;white-space:nowrap}.hero-panel h1 span{display:block;font:400 .18em/2 var(--font-body);letter-spacing:.11em;margin-top:12px}.hero-panel .hero-line{font:500 clamp(1.3rem,2vw,1.7rem)/1.6 var(--font-display);margin:24px 0 12px}.hero-panel .hero-summary{font-size:var(--text-base);max-width:25em}.hero-panel .hero-ctas{margin-top:var(--space-xl);display:flex;gap:20px;align-items:center;flex-wrap:wrap}.hero-panel .text-link{font-size:var(--text-sm)}.tagline{display:flex;flex-wrap:wrap;gap:16px;font-size:var(--text-xs);margin-bottom:24px;letter-spacing:1px}.tagline span+span{border-left:1px solid;padding-left:16px}.hero-foot{position:absolute;right:28px;bottom:24px;font-size:var(--text-xs);background:var(--color-washi);padding:8px 16px}.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:32px 0;border-bottom:1px solid var(--color-rule)}.facts>div{padding:0 24px;border-right:1px solid var(--color-rule)}.facts>div:first-child{padding-left:0}.facts>div:last-child{border:0}.facts dt{font-size:var(--text-xs);color:var(--color-muted)}.facts dd{margin:8px 0 0;font-size:var(--text-lg);font-weight:500}.section{padding-block:var(--space-4xl)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:var(--space-2xl)}.section-heading.ordinal{display:block}.section-heading.ordinal>p{margin:16px 0 0 auto}.section-heading p{max-width:440px;font-size:var(--text-sm);color:var(--color-muted)}.chapter{font-size:var(--text-xs);letter-spacing:2px;margin-bottom:16px;font-family:var(--font-body);color:var(--color-muted)}.story-layout{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:var(--space-3xl);align-items:center}.story-visual{position:relative}.story-visual img{aspect-ratio:16/10;-o-object-fit:cover;object-fit:cover}.caption{font-size:var(--text-xs);margin-top:12px;display:flex;justify-content:space-between;gap:16px}.story-copy h2{margin-bottom:24px}.story-copy p+p{margin-top:20px}.story-copy .text-link{margin-top:24px}.paper-section{background:var(--color-washi);border-block:1px solid var(--color-rule)}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px}.feature{padding:28px 0;border-top:1px solid var(--color-rule);display:grid;grid-template-columns:56px minmax(0,1fr);gap:20px}.feature .number{font-size:var(--text-2xl);font-weight:300;line-height:1.3;color:var(--color-muted)}.feature p{margin-top:12px;font-size:var(--text-base)}.gallery-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 24px}.gallery-grid.home-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.media-tile{min-width:0}.media-link{display:block;position:relative;overflow:hidden;background:var(--color-washi)}.media-link img{width:100%;aspect-ratio:16/9;-o-object-fit:cover;object-fit:cover;transition:transform var(--dur-normal) var(--ease-out)}.media-link:after{content:"放大查看 ↗";position:absolute;bottom:12px;right:12px;font-size:12px;padding:4px 8px;background:var(--color-paper);color:var(--color-ink);opacity:0;transition:opacity var(--dur-fast) var(--ease-out)}.media-link:focus-visible:after{opacity:1}.download-strip{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:48px;align-items:center;padding:40px;background:var(--color-deep);color:var(--color-white);margin-top:48px}.download-strip h3{font-family:var(--font-display);font-size:1.7rem}.download-strip p{font-size:var(--text-sm);margin-top:8px}.duet{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--space-3xl)}.duet h2{margin-bottom:32px}.audiences article{padding:24px 0;border-top:1px solid var(--color-rule)}.audiences h3{font-size:var(--text-lg)}.audiences p{margin-top:8px;font-size:var(--text-sm)}details{border-bottom:1px solid var(--color-rule)}summary{list-style:none;cursor:pointer;position:relative;min-height:56px;padding:20px 40px 20px 0;line-height:1.7;font-size:var(--text-base);font-weight:500}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:4px;top:18px;font-size:24px;line-height:1.3}details[open]>summary:after{content:"−"}details .answer{padding:0 36px 24px 0;line-height:1.9;font-size:var(--text-base)}.news-date{display:block;font-size:var(--text-xs);font-weight:400;color:var(--color-muted);margin-bottom:4px}.faq-layout{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:64px}.faq-layout .intro p{margin-top:20px;max-width:24em}.footer{background:var(--color-washi);padding:64px var(--page-gutter) 28px;border-top:1px solid var(--color-rule)}.footer-top{display:flex;justify-content:space-between;align-items:center;gap:32px;margin-bottom:40px}.footer-top .footer-statement{font:700 clamp(2rem,4vw,3.8rem)/1.5 var(--font-display)}.footer-top p{font-size:var(--text-sm);margin-top:12px}.footer-links{display:flex;flex-wrap:wrap;gap:8px 32px;margin:24px 0;padding-top:20px;border-top:1px solid var(--color-rule)}.footer-links a,.related a{font-size:var(--text-sm);min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}.related{display:flex;flex-wrap:wrap;gap:0 28px;margin-top:12px}.legal{font-size:var(--text-xs);color:var(--color-muted);margin-top:28px;border-top:1px solid var(--color-rule);padding-top:24px}.legal p+p{margin-top:8px}.mobile-dock{display:none}.back-top{position:fixed;bottom:24px;right:24px;z-index:40;background:var(--color-washi);border:1px solid var(--color-rule);width:44px;height:44px;display:grid;place-items:center}.page-intro{padding:152px 0 48px;border-bottom:1px solid var(--color-rule)}.breadcrumb{display:flex;gap:16px;margin-bottom:24px;font-size:var(--text-sm);flex-wrap:wrap}.breadcrumb a{min-height:44px;display:inline-flex;align-items:center}.page-intro h1{font-size:clamp(2.5rem,5.5vw,5.2rem);margin-bottom:24px;max-width:900px}.page-intro .lede{max-width:740px;font-size:var(--text-lg);line-height:1.9}.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}.filter{border:1px solid var(--color-rule);padding:8px 20px;min-height:44px;background:var(--color-transparent);font-size:var(--text-sm);white-space:nowrap}.filter[aria-pressed=true]{background:var(--color-ink);color:var(--color-paper);border-color:var(--color-ink)}.gallery-status{font-size:var(--text-sm);margin-bottom:24px}.download-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:64px;align-items:start}.download-cover{position:sticky;top:116px}.download-cover img{width:100%;aspect-ratio:16/9;-o-object-fit:cover;object-fit:cover}.download-card{border-top:3px solid var(--color-ink);padding:32px 0}.download-card h2{margin-bottom:12px}.download-card .btn{margin-top:24px;min-width:260px}.spec-list{margin-top:20px}.spec-list>div{display:grid;grid-template-columns:112px minmax(0,1fr);gap:16px;padding:16px 0;border-bottom:1px solid var(--color-rule)}.spec-list dt{font-size:var(--text-sm);color:var(--color-muted)}.spec-list dd{margin:0;font-size:var(--text-base)}.notice{margin-top:24px;font-size:var(--text-sm);color:var(--color-muted);line-height:1.9}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin-top:40px}.step{padding-top:24px;border-top:1px solid var(--color-rule)}.step>span{display:block;font-size:var(--text-sm);margin-bottom:16px}.step p{margin-top:12px}.index-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 40px;margin-top:40px}.index-card{border-top:1px solid var(--color-ink);padding:24px 0}.index-card h2,.index-card h3{font-size:var(--text-xl);font-family:var(--font-display)}.index-card p{margin-block:16px}.article-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:64px;align-items:start}.toc{position:sticky;top:120px;font-size:var(--text-sm);border-top:1px solid var(--color-ink);padding-top:20px}.toc a{display:block;padding:12px 0;min-height:44px;border-bottom:1px solid var(--color-rule);white-space:nowrap}.prose{max-width:820px}.prose section+section{margin-top:64px;padding-top:40px;border-top:1px solid var(--color-rule)}.prose h2{font-size:clamp(1.75rem,3vw,2.5rem);margin-bottom:24px}.prose h3{margin:28px 0 12px;font-size:var(--text-lg)}.prose p{margin-bottom:20px}.prose ol,.prose ul{padding-left:1.5em;margin-bottom:24px}.prose li{margin-bottom:12px}.prose figure{margin-block:32px}.prose table{width:100%;border-collapse:collapse;font-size:var(--text-sm);margin:24px 0}.prose td,.prose th{text-align:left;border-bottom:1px solid var(--color-rule);padding:16px 12px;vertical-align:top}.note,.prose th{background:var(--color-washi)}.note{padding:24px;margin-block:24px}.lightbox{padding:0;border:1px solid var(--color-rule);background:var(--color-deep);color:var(--color-paper);width:min(1400px,96vw);max-width:96vw;max-height:94dvh}.lightbox::backdrop{background:var(--color-overlay)}.lightbox-foot,.lightbox-head{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:12px 20px}.lightbox button{border:1px solid var(--color-rule);background:none;min-width:44px;min-height:44px;padding:6px 12px;white-space:nowrap}.lightbox-stage{position:relative;min-height:160px;display:grid;place-items:center}.lightbox-stage img{max-height:72dvh;width:100%;-o-object-fit:contain;object-fit:contain}.lightbox-status{position:absolute;padding:12px;background:var(--color-deep)}.lightbox-caption{font-size:var(--text-sm)}.lightbox .arrow-group{display:flex;gap:8px}.privacy p{max-width:760px}.small{font-size:var(--text-sm)}.desktop-only{display:block}@media(hover:hover){.btn:hover{transform:translateY(-2px)}.directory a:hover,.footer a:hover,.text-link:hover,.toc a:hover{text-decoration:underline;text-underline-offset:5px}.media-link:hover img{transform:scale(1.025)}.media-link:hover:after{opacity:1}.filter:hover{border-color:var(--color-ink)}}@keyframes glint{to{transform:translateX(900%) rotate(23deg)}}@media(min-width:1600px){.hero-panel{margin-left:3vw}.hero-stage{min-height:680px}.hero-panel h1{font-size:7rem}}@media(max-width:1023px){.hero-stage{min-height:580px}.hero-panel{max-width:460px;padding:32px}.hero-panel h1{font-size:4.5rem}.hero-foot{display:none}.download-layout,.story-layout{gap:32px}.duet{gap:40px}.gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:32px}.facts>div{padding-inline:16px}.facts dd{font-size:var(--text-base)}}@media(max-width:767px){html{scroll-padding-top:96px}.topbar{top:10px;height:64px;padding:0 16px}.brand{font-size:1.1rem}.brand small{font-size:8px}.top-actions{gap:16px}.top-actions .btn{display:none}.menu-toggle{font-size:13px}.hero{padding-top:108px}.hero-heading{gap:16px;padding-bottom:20px}.hero-heading p:last-child{max-width:170px;font-size:11px}.hero-heading .edition{font-size:10px;letter-spacing:1px}.hero-stage{height:auto;min-height:0;margin:0}.hero-stage>.hero-image{height:280px;-o-object-position:center;object-position:center}.hero-stage:after{height:280px}.hero-panel{padding:28px var(--page-gutter) 32px;max-width:none;min-height:auto;margin-top:240px;background:var(--color-deep)}.hero-panel h1{font-size:3.7rem}.hero-panel h1 span{font-size:14px}.hero-panel .hero-line{font-size:1.3rem;margin-top:20px}.hero-panel .hero-summary{font-size:15px;max-width:none}.tagline{font-size:11px;margin-bottom:20px}.hero-panel .hero-ctas{margin-top:24px;gap:20px}.hero-panel .btn{font-size:14px;padding:12px 20px}.hero-foot{display:none}.facts{grid-template-columns:repeat(2,minmax(0,1fr));padding:12px 0}.facts>div{padding:16px 0;border-right:0}.facts>div:nth-child(2n){padding-left:20px}.facts dt{font-size:11px}.facts dd{font-size:14px}.section{padding-block:56px}.section-heading{display:block;margin-bottom:28px}.section-heading p{margin-top:16px}.download-layout,.duet,.faq-layout,.story-layout{grid-template-columns:minmax(0,1fr);gap:32px}.story-copy{order:-1}.feature-list{grid-template-columns:minmax(0,1fr)}.feature{grid-template-columns:40px minmax(0,1fr);gap:16px;padding:24px 0}.feature h3{font-size:1.25rem}.feature p{font-size:15px}.gallery-grid,.gallery-grid.home-grid{gap:24px 16px}.caption{font-size:11px}.caption>span:last-child{display:none}.download-strip{grid-template-columns:minmax(0,1fr);padding:28px 24px;gap:24px}.download-strip .btn{width:100%}.duet{gap:48px}.faq-layout .intro p{max-width:none}.footer{padding:48px var(--page-gutter) 116px}.footer-top{display:block;margin-bottom:32px}.footer-top .btn{margin-top:24px}.footer-statement{font-size:2rem}.footer-links{gap:4px 24px}.related{display:grid;grid-template-columns:minmax(0,1fr);gap:0}.related a{font-size:13px}.legal{font-size:11px}.mobile-dock{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:55;align-items:center;justify-content:space-between;gap:12px;background:var(--color-washi);border-top:1px solid var(--color-rule);padding:12px 20px calc(12px + env(safe-area-inset-bottom))}.mobile-dock strong{font:700 16px/1.5 var(--font-display)}.mobile-dock span{display:block;font-size:10px}.mobile-dock .btn{font-size:14px;min-height:44px;padding:8px 20px}.back-top{bottom:88px;right:16px}.page-intro{padding-top:112px;padding-bottom:32px}.page-intro .lede{font-size:16px}.page-intro h1{font-size:2.65rem}.breadcrumb{font-size:12px;margin-bottom:16px}.filters{gap:8px}.filter{padding:8px 16px}.download-cover{position:static}.download-card{padding-bottom:0}.download-card .btn{min-width:0;width:100%}.steps{grid-template-columns:minmax(0,1fr);gap:24px}.step{display:grid;grid-template-columns:32px minmax(0,1fr);-moz-column-gap:16px;column-gap:16px}.step p{grid-column:2}.step h3{font-size:1.3rem}.index-grid{gap:16px 24px}.index-card h2,.index-card h3{font-size:1.25rem}.index-card p{font-size:14px}.article-layout{display:block}.toc{position:static;margin-bottom:40px;display:flex;flex-wrap:wrap;gap:4px 20px}.toc p{width:100%}.toc a{border:0}.prose section+section{margin-top:40px;padding-top:32px}.prose table{font-size:12px}.prose td,.prose th{padding:12px 8px}.lightbox-foot,.lightbox-head{padding:8px 12px;gap:12px}.lightbox-caption{font-size:12px}.desktop-only{display:none}}@media(max-width:639px){.gallery-grid,.gallery-grid.home-grid,.index-grid{grid-template-columns:minmax(0,1fr)}.caption{font-size:12px}.hero-panel h1{font-size:clamp(3rem,14vw,4.4rem)}.hero-heading p:last-child{max-width:138px}.hero-panel .hero-ctas{gap:12px}.hero-panel .text-link{font-size:13px}.hero-panel .btn{gap:12px}.lightbox-foot{align-items:flex-start}.lightbox-caption{max-width:65%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{animation:none!important;transition:none!important}.btn:hover,.media-link:hover img,a:active,button:active{transform:none}}.trailer-layout{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:48px;align-items:center;margin-top:64px;padding-top:40px;border-top:1px solid var(--color-rule)}.trailer-layout p:last-child{margin-top:24px}.trailer-layout video{width:100%;height:auto;aspect-ratio:16/9;background:var(--color-deep)}@media(max-width:767px){.trailer-layout{grid-template-columns:minmax(0,1fr);gap:24px}}.footer,.paper-section{background-image:url(../images/gudaoqiyuan-paper-01.webp);background-repeat:repeat}summary:active{transform:translateY(1px)}