:root{color-scheme:light;--color-canvas:oklch(98.5% .006 255);--color-surface:oklch(97.2% .01 255);--color-white:oklch(100% 0 0);--color-primary:oklch(39% .12 255);--color-primary-deep:oklch(33% .11 255);--color-ink:oklch(28.5% .07 255);--color-muted:oklch(47% .045 255);--color-sky:oklch(78% .1 235);--color-line:oklch(85% .03 255);--color-leaf:oklch(60% .085 145);--color-gold:oklch(78% .09 75);--font-display:"Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, SimSun, serif;--font-sans:"Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;--text-page-title:clamp(2rem, 3.4vw, 3.25rem);--text-feature-title:1.5rem;--text-content-title:1.125rem;--text-body:1rem;--text-label:.875rem;--space-xs:.25rem;--space-sm:.5rem;--space-md:.75rem;--space-lg:1rem;--space-xl:1.5rem;--space-2xl:2rem;--space-3xl:3rem;--space-4xl:4rem;--radius-compact:8px;--radius-control:10px;--radius-panel:14px;--shadow-low:0 2px 8px oklch(28.5% .07 255/.1);--shadow-lift:0 4px 8px oklch(28.5% .07 255/.14);--focus-ring:0 0 0 3px var(--color-primary);--ease-out:cubic-bezier(.25, 1, .5, 1);--ease-out-quint:cubic-bezier(.22, 1, .36, 1);--ease-out-expo:cubic-bezier(.16, 1, .3, 1);--ease-in-page:cubic-bezier(.55, 0, 1, .45);--z-sticky:20;--z-modal-backdrop:30;--z-modal:40;--z-page-transition:50;--scene-height:100svh;--header-height:clamp(68px, 4.79vw, 80px);--footer-height:80px}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--color-canvas);min-width:320px;min-height:100%;overflow-x:hidden}body{background:var(--color-canvas);min-height:100%;color:var(--color-ink);font-family:var(--font-sans);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;font-size:1rem;line-height:1.75;overflow-x:hidden}body:after{content:"";z-index:var(--z-page-transition);background:var(--color-canvas);opacity:0;pointer-events:none;position:fixed;inset:0}html[data-motion-entry=pending] body:after{animation:page-cover-reveal .36s var(--ease-out-quint) both}html[data-motion=on].is-page-leaving body:after{pointer-events:auto;animation:page-cover-hide .17s var(--ease-in-page) both}html.home-page,body.home-page{overscroll-behavior:none;height:100%;overflow:hidden}button,input,textarea,select{font:inherit}a{color:inherit}button,a{-webkit-tap-highlight-color:transparent}:focus-visible{box-shadow:var(--focus-ring);outline:none}.sr-only{clip:rect(0, 0, 0, 0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}.skip-link{top:var(--space-md);left:var(--space-md);z-index:calc(var(--z-modal) + 1);border-radius:var(--radius-compact);padding:var(--space-md) var(--space-lg);background:var(--color-primary);color:var(--color-white);transition:translate .16s var(--ease-out);text-decoration:none;position:fixed;translate:0 -160%}.skip-link:focus{translate:0}.site-scene{isolation:isolate;z-index:1;width:100%;height:var(--scene-height);background:0 0;margin-inline:0;position:relative;overflow:hidden}.scene-backdrop{z-index:0;pointer-events:none;background:var(--color-canvas);width:100%;margin-inline:0;position:fixed;inset:0;overflow:hidden}.scene-background{width:max(100vw,189.784svh);max-width:none;height:auto;position:absolute;top:0;left:50%;transform:translate(-50%,-6.3762%)}.site-header{--header-inline-padding:clamp(var(--space-lg), 2.75vw, var(--space-3xl));isolation:isolate;z-index:var(--z-sticky);min-height:var(--header-height);padding-inline:var(--header-inline-padding);background:0 0;grid-template-columns:minmax(0,1fr) max-content minmax(0,1fr);align-items:center;display:grid;position:relative}.header-primary{display:contents}.brand{justify-self:start;align-items:center;gap:var(--space-sm);min-height:44px;color:var(--color-primary-deep);font-family:var(--font-display);grid-area:1/1;font-size:clamp(1.25rem,1.5vw,1.5rem);font-weight:600;line-height:1;text-decoration:none;display:inline-flex}.brand-mark{flex:0 0 24px;width:24px;height:44px;display:block;position:relative}.brand-mark img,.hero-mark img{object-fit:contain;pointer-events:none;max-width:none;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.brand-mark img{width:60px;height:60px}.desktop-nav{--nav-carrier-color:oklch(100% 0 0/.88);--nav-carrier-run:var(--space-lg);isolation:isolate;height:max(48px, calc(var(--header-height) - 20px));justify-content:center;place-self:start center;align-items:stretch;gap:calc(var(--space-2xl) - 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env(safe-area-inset-bottom));justify-content:center;align-items:center;gap:var(--space-sm);border-radius:var(--radius-control);min-width:5.5rem;min-height:44px;padding:var(--space-sm) var(--space-md);color:var(--color-white);box-shadow:var(--shadow-low);cursor:pointer;backdrop-filter:blur(6px);transition:background .16s var(--ease-out), transform .16s var(--ease-out), opacity .16s var(--ease-out);background:oklch(33% .11 255/.9);border:0;font-size:.8125rem;font-weight:600;line-height:1;display:inline-flex;position:fixed}.motion-toggle:hover{background:var(--color-primary);transform:translateY(-2px)}.motion-toggle:active{transform:translateY(0)scale(.97)}.motion-toggle:disabled{opacity:.74;cursor:not-allowed;transform:none}.motion-toggle-icon{place-items:center;display:inline-grid}.motion-toggle-icon-off,.motion-toggle[aria-pressed=false] .motion-toggle-icon-on{display:none}.motion-toggle[aria-pressed=false] 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auto;grid-template-columns:minmax(168px,12.6fr) minmax(0,56.8fr) minmax(360px,30.6fr);min-height:0;display:grid}.brand-plaque{align-items:center;gap:var(--space-2xl);min-width:0;padding:clamp(4.5rem, 10vh, 7rem) var(--space-xl) var(--space-3xl);color:oklch(94% .025 245);flex-direction:column;grid-area:1/1/span 2;display:flex}.brand-plaque p{max-height:19rem;font-family:var(--font-display);letter-spacing:.16em;writing-mode:vertical-rl;text-orientation:upright;margin:0;font-size:clamp(.9rem,1.05vw,1.05rem);line-height:1.8}.plaque-star{font-size:1.1rem}.hero-region{min-width:0;padding:clamp(var(--space-3xl), 7vh, 6rem) clamp(var(--space-2xl), 5vw, 6rem);grid-area:1/2;align-items:center;display:flex}.hero-content{width:min(31rem,100%)}.hero-title-row{align-items:center;gap:var(--space-md);color:var(--color-primary-deep);display:flex}.hero-mark{flex:0 0 44px;width:44px;height:88px;position:relative}.hero-mark img{width:118px;height:118px}.hero-title-row h1{font-family:var(--font-display);letter-spacing:-.02em;text-wrap:balance;margin:0;font-size:clamp(3rem,4vw,4rem);font-weight:500;line-height:1}.title-spark{margin-top:var(--space-sm);color:var(--color-gold);align-self:flex-start}.hero-subtitle{align-items:center;gap:var(--space-lg);margin:var(--space-xl) 0;color:var(--color-ink);font-family:var(--font-display);letter-spacing:.28em;white-space:nowrap;font-size:clamp(.85rem,1.2vw,1rem);display:flex}.hero-subtitle-line{background:var(--color-line);width:clamp(28px,3vw,54px);height:1px}.hero-description{max-width:31rem;color:var(--color-ink);font-family:var(--font-display);text-wrap:pretty;margin:0;font-size:1rem;line-height:1.85}.hero-actions{gap:var(--space-2xl);margin-top:clamp(var(--space-xl), 4vh, var(--space-2xl));flex-wrap:wrap;display:flex}.home-runtime-state{align-items:center;gap:var(--space-md);margin-top:var(--space-lg);color:var(--color-muted);font-size:var(--text-label);display:flex}.home-runtime-state[hidden]{display:none}.home-runtime-state button{align-items:center;gap:var(--space-xs);border-radius:var(--radius-compact);min-height:44px;padding-inline:var(--space-md);background:var(--color-surface);color:var(--color-primary);cursor:pointer;border:0;display:inline-flex}[data-home-plaque][data-loading],[data-home-hero-title][data-loading],[data-home-hero-subtitle][data-loading],[data-home-hero-description][data-loading],[data-home-thought-chinese][data-loading],[data-home-thought-english][data-loading]{border-radius:var(--radius-compact);background:var(--color-line)}[data-home-plaque][data-loading]{width:1rem;min-height:12rem}[data-home-hero-title][data-loading]{width:min(13rem,48vw);height:1em}[data-home-hero-subtitle][data-loading]{width:min(12rem,40vw);height:1.25rem}[data-home-hero-description][data-loading]{width:min(29rem,100%);min-height:3.7rem}.hero-actions [data-loading]{color:#0000;pointer-events:none}[data-home-feature-frame][data-loading]{background:var(--color-surface)}[data-home-thought-chinese][data-loading],[data-home-thought-english][data-loading]{width:min(24rem,72vw);min-height:1.4rem;margin-inline:auto}[data-home-thought-english][data-loading]{width:min(19rem,64vw);margin-top:var(--space-sm)}.button{justify-content:center;align-items:center;gap:var(--space-sm);border-radius:var(--radius-control);min-width:9.5rem;min-height:46px;padding:var(--space-md) var(--space-xl);transition:background .16s var(--ease-out), color .16s var(--ease-out), transform .16s var(--ease-out), box-shadow .16s var(--ease-out);font-weight:600;line-height:1.2;text-decoration:none;display:inline-flex}.button-primary{background:var(--color-primary);color:var(--color-white);box-shadow:var(--shadow-low);border:0}.button-secondary{border:1px solid var(--color-primary);background:var(--color-surface);color:var(--color-primary)}.button:hover{transform:translateY(-2px)}.button-primary:hover{background:var(--color-primary-deep);box-shadow:var(--shadow-lift)}.button-secondary:hover{background:var(--color-white)}.right-rail{grid-area:1/3/span 2;grid-template-rows:clamp(116px, 8.85vw, 148px) clamp(var(--space-2xl), 2.81vw, 47px) clamp(300px, 19.32vw, 323px) clamp(var(--space-lg), 1.08vw, 18px) minmax(11rem, 1fr);min-width:0;padding:2px clamp(var(--space-3xl), 4.3vw, 72px) var(--space-lg) clamp(var(--space-2xl), 2.87vw, var(--space-3xl));align-content:start;gap:0;display:grid}.nest-photo{grid-row:1;margin:0}@media (width>=1280px){.desktop-nav{--nav-carrier-run:var(--space-2xl);gap:calc(var(--space-3xl) - 10px)}.nest-photo{width:auto;height:100%;aspect-ratio:1672/941;place-self:stretch start;margin-inline-start:clamp(var(--space-lg), 2.4vw, 40px)}}@media (width>=1440px){.desktop-nav{--nav-carrier-run:var(--space-3xl)}}@media (width>=1600px){.desktop-nav{--nav-carrier-run:var(--space-4xl);gap:calc(var(--space-4xl) - 10px)}}.recent-panel{grid-row:3}.announcement-panel .panel-heading button{align-items:center;gap:var(--space-xs);min-height:44px;color:var(--color-muted);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;font-size:.875rem;display:inline-flex}.announcement-panel .panel-heading button:hover{color:var(--color-primary)}.announcement-panel .panel-heading button:disabled{opacity:.48;cursor:default}.announcement-preview-list,.announcement-dialog-list{margin:0;padding:0;list-style:none}.announcement-preview-list li+li,.announcement-dialog-list li+li{border-top:1px solid var(--color-line)}.announcement-preview-button,.announcement-list-button{align-items:center;gap:var(--space-md);width:100%;padding:var(--space-sm) 0;color:inherit;font:inherit;text-align:start;cursor:pointer;background:0 0;border:0;grid-template-columns:42px minmax(0,1fr) auto;display:grid}.announcement-marker{border-radius:var(--radius-compact);background:var(--color-surface);width:42px;height:42px;color:var(--color-primary);letter-spacing:.04em;place-items:center;font-size:.75rem;font-weight:700;display:grid}.announcement-copy{gap:.1rem;min-width:0;display:grid}.announcement-copy strong,.announcement-excerpt{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.announcement-copy strong{color:var(--color-ink);font-size:.875rem;font-weight:600;line-height:1.4}.announcement-excerpt,.announcement-copy time{color:var(--color-muted);font-size:.75rem;line-height:1.4}.announcement-preview-button .announcement-copy time{display:none}.announcement-preview-button>svg,.announcement-list-button>svg{color:var(--color-primary);transition:transform .16s var(--ease-out)}.announcement-preview-button:hover .announcement-marker,.announcement-list-button:hover .announcement-marker{background:var(--color-primary);color:var(--color-white)}.announcement-preview-button:hover>svg,.announcement-list-button:hover>svg{transform:translate(2px)}.announcement-dialog{width:min(44rem, calc(100% - 2 * var(--space-xl)));max-width:none;max-height:min(46rem, calc(100dvh - 2 * var(--space-xl)));border-radius:var(--radius-panel);color:var(--color-ink);opacity:0;transition:opacity .18s var(--ease-out), transform .18s var(--ease-out), overlay .18s allow-discrete, display .18s allow-discrete;background:0 0;border:0;margin:auto;padding:0;overflow:hidden;transform:translateY(10px)scale(.985)}.announcement-dialog[open]{opacity:1;transform:translateY(0)scale(1)}@starting-style{.announcement-dialog[open]{opacity:0;transform:translateY(10px)scale(.985)}}.announcement-dialog::backdrop{backdrop-filter:blur(5px);background:oklch(22% .045 255/.34)}.announcement-dialog-shell{max-height:min(46rem, calc(100dvh - 2 * var(--space-xl)));border-radius:inherit;box-shadow:var(--shadow-lift);background:oklch(98.5% .006 255/.985);border:1px solid oklch(82% .035 250/.8);grid-template-rows:auto minmax(0,1fr);display:grid;overflow:hidden}.announcement-dialog-header{align-items:center;gap:var(--space-md);border-bottom:1px solid var(--color-line);padding:var(--space-lg) var(--space-xl);background:oklch(98.5% .006 255/.98);grid-template-columns:minmax(44px,1fr) minmax(0,2fr) minmax(44px,1fr);display:grid}.announcement-dialog-header>div{text-align:center;min-width:0}.announcement-dialog-header [data-announcement-kicker]{align-items:center;gap:var(--space-xs);color:var(--color-primary);font-size:var(--text-label);font-weight:600;display:inline-flex}.announcement-dialog-header h2{margin:var(--space-xs) 0 0;overflow-wrap:anywhere;color:var(--color-primary-deep);font-family:var(--font-display);font-size:var(--text-feature-title);text-wrap:balance;line-height:1.35}.announcement-dialog-header time{margin-top:var(--space-xs);color:var(--color-muted);font-size:var(--text-label);display:block}.announcement-dialog-back,.announcement-dialog-close{border-radius:var(--radius-control);background:var(--color-surface);min-height:44px;color:var(--color-primary);font:inherit;cursor:pointer;border:0;justify-content:center;align-items:center;display:inline-flex}.announcement-dialog-back{justify-self:start;gap:var(--space-xs);padding-inline:var(--space-md);font-size:var(--text-label);font-weight:600}.announcement-dialog-close{border-radius:50%;justify-self:end;width:44px;padding:0}.announcement-dialog-back:hover,.announcement-dialog-close:hover{background:var(--color-primary);color:var(--color-white)}.announcement-dialog-content{overscroll-behavior-y:contain;min-height:0;padding:var(--space-xl);overflow-y:auto}.announcement-dialog-intro,.announcement-dialog-empty{margin:0 0 var(--space-md);color:var(--color-muted);font-size:var(--text-label)}.announcement-dialog-list{border-top:1px solid var(--color-line);border-bottom:1px solid var(--color-line)}.announcement-list-button{padding:var(--space-md)}.announcement-list-button .announcement-excerpt{white-space:normal;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box}.announcement-dialog-detail{max-width:38rem;margin-inline:auto}.announcement-dialog-detail p{color:var(--color-ink);font-family:var(--font-display);font-size:var(--text-body);overflow-wrap:anywhere;white-space:pre-wrap;margin:0;line-height:1.9}.tools-panel{grid-row:5}.rail-panel,.thought-panel{border-radius:var(--radius-panel);box-shadow:var(--shadow-low);background:oklch(98.5% .006 255/.94)}.nest-photo{border:3px solid var(--color-white);border-radius:var(--radius-panel);outline:1px solid var(--color-line);outline-offset:-1px;background:var(--color-white);min-width:0;min-height:116px;box-shadow:var(--shadow-low);position:relative;overflow:hidden}.nest-photo>img{object-fit:cover;object-position:68% 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