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linear;position:fixed;top:0;left:0}.article-page{max-width:720px;margin:0 auto;padding:80px 0 120px}.article-back{letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);transition:color .3s ease, gap .3s var(--easing);align-items:center;gap:8px;margin-bottom:56px;font-family:Inter,sans-serif;font-size:12px;text-decoration:none;display:inline-flex}.article-back:hover{color:var(--ink);gap:14px}.article-meta{letter-spacing:.1em;color:var(--ink-3);text-transform:uppercase;align-items:baseline;gap:20px;margin-bottom:24px;font-family:Inter,sans-serif;font-size:12px;display:flex}.article-meta .tag{color:var(--accent);text-transform:none;letter-spacing:0;font-family:Fraunces,serif;font-size:14px;font-style:italic}.article-title{color:var(--ink);letter-spacing:.005em;margin-bottom:56px;font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:clamp(32px,4vw,44px);font-style:normal;font-weight:500;line-height:1.3}.article-body{color:var(--ink-2);font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:19px;font-style:normal;font-weight:400;line-height:1.8}.article-body p{margin-bottom:28px}.article-body p:last-child{margin-bottom:0}.article-body strong{color:var(--ink);font-family:Fraunces,serif;font-style:italic;font-weight:400}.article-body em{color:var(--ink);font-style:italic}.article-body h2{color:var(--ink);margin:56px 0 20px;font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:26px;font-weight:500;line-height:1.4}.article-body h3{color:var(--ink);margin:40px 0 16px;font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:21px;font-weight:500}.article-body a{color:var(--accent);border-bottom:1px solid #c8553d4d;text-decoration:none;transition:border-color .3s}.article-body a:hover{border-bottom-color:var(--accent)}.article-body blockquote{border-left:2px solid var(--accent);color:var(--ink);margin:32px 0;padding:4px 0 4px 24px;font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:21px;font-style:normal}.article-body ul,.article-body ol{margin:0 0 28px 24px;padding:0}.article-body li{margin-bottom:12px}.article-body code{background:var(--bg-warm);color:var(--ink);border-radius:3px;padding:2px 6px;font-family:JetBrains Mono,Menlo,monospace;font-size:.88em}.article-body pre{background:var(--bg-warm);border:1px solid var(--rule);border-radius:4px;margin:24px 0;padding:20px 24px;font-size:14px;line-height:1.6;overflow-x:auto}.article-body pre code{background:0 0;padding:0}.article-body hr{border:0;border-top:1px solid var(--rule);margin:48px 0}.article-pending{color:var(--ink-3);border-top:1px dashed var(--rule);border-bottom:1px dashed var(--rule);text-align:center;padding:32px 0;font-family:Fraunces,serif;font-size:16px;font-style:italic}.ask-link{z-index:150;-webkit-backdrop-filter:blur(10px);border:1px solid var(--rule-2);color:var(--ink);cursor:pointer;letter-spacing:0;transition:transform .4s var(--easing), border-color .4s ease, background .4s ease, box-shadow .4s var(--easing), opacity .3s ease;background:#faf8f3c7;border-radius:999px;align-items:center;gap:10px;padding:10px 16px 10px 14px;font-family:Fraunces,serif;font-size:15px;font-style:italic;font-weight:400;text-decoration:none;display:inline-flex;position:fixed;bottom:28px;right:32px}.ask-link:before{content:"";background:var(--accent);width:6px;height:6px;animation:ask-pulse 2.8s var(--easing) infinite;border-radius:50%;flex-shrink:0;box-shadow:0 0 #c8553d80}@keyframes ask-pulse{0%{box-shadow:0 0 #c8553d66}70%{box-shadow:0 0 0 8px #c8553d00}to{box-shadow:0 0 #c8553d00}}.ask-link .arrow{color:var(--ink-3);transition:transform .35s var(--easing), color .3s ease;font-family:Inter,sans-serif;font-size:14px;font-style:normal}.ask-link:hover{border-color:var(--ink);background:var(--bg);transform:translateY(-2px);box-shadow:0 1px #1a1a1a0a,0 10px 30px -12px #1a1a1a2e}.ask-link:hover .arrow{color:var(--ink);transform:translate(4px)}body.chat-open .ask-link{opacity:0;pointer-events:none;transform:scale(.95)}.ask-backdrop{-webkit-backdrop-filter:blur(2px);z-index:180;opacity:0;pointer-events:none;background:#1a16142e;transition:opacity .5s;position:fixed;inset:0}body.chat-open .ask-backdrop{opacity:1;pointer-events:auto}.ask-panel{background:var(--bg);border-left:1px solid var(--rule-2);z-index:200;width:460px;max-width:100vw;height:100vh;transition:transform .55s var(--easing);flex-direction:column;display:flex;position:fixed;top:0;right:0;transform:translate(100%);box-shadow:-40px 0 80px -40px #1a161426}body.chat-open .ask-panel{transform:translate(0)}.ask-panel-header{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:flex-start;gap:24px;padding:28px 32px 24px;display:flex}.ask-panel-title{color:var(--ink);margin-bottom:6px;font-family:Fraunces,serif;font-size:22px;font-style:italic;font-weight:400;line-height:1.2}.ask-panel-sub{color:var(--ink-3);letter-spacing:.05em;font-family:Inter,PingFang SC,sans-serif;font-size:12px}.ask-panel-close{cursor:pointer;color:var(--ink-3);transition:color .2s ease, transform .3s var(--easing);background:0 0;border:none;padding:4px 8px;font-family:Inter,sans-serif;font-size:22px;line-height:1}.ask-panel-close:hover{color:var(--ink);transform:rotate(90deg)}.ask-panel-body{flex-direction:column;flex:1;gap:20px;padding:28px 32px;display:flex;overflow-y:auto}.ask-section-label{letter-spacing:.22em;text-transform:uppercase;color:var(--ink-3);align-items:center;gap:10px;margin-bottom:4px;font-family:Inter,sans-serif;font-size:10px;display:flex}.ask-section-label:before{content:"";background:var(--ink-3);width:20px;height:1px}.topic-chips{flex-direction:column;gap:10px;display:flex}.topic-chip{text-align:left;background:var(--bg-warm);border:1px solid var(--rule);cursor:pointer;color:var(--ink);transition:transform .4s var(--easing), border-color .4s ease, background .4s ease;padding:16px 20px;font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:15px;font-style:normal;font-weight:400;line-height:1.5;position:relative;overflow:hidden}.topic-chip:before{content:"";background:var(--ink);width:0;height:2px;transition:width .5s var(--easing);position:absolute;top:-1px;left:-1px}.topic-chip:hover{border-color:var(--ink);background:var(--bg);transform:translate(4px)}.topic-chip:hover:before{width:calc(100% + 2px)}.topic-chip .q-mark{color:var(--accent);margin-right:6px;font-family:Fraunces,serif;font-style:italic}.ask-hint{color:var(--ink-3);text-align:center;padding:16px 0 4px;font-family:Fraunces,serif;font-size:13px;font-style:italic}.ask-draw-hint{color:var(--ink-3);text-align:center;letter-spacing:.01em;padding:4px 0 0;font-family:Inter,PingFang SC,sans-serif;font-size:12px}.ask-draw-hint code{background:var(--accent);font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:11.5px}@supports (color:color-mix(in lab, red, red)){.ask-draw-hint code{background:color-mix(in srgb, var(--accent) 8%, transparent)}}.ask-draw-hint code{color:var(--accent);border-radius:3px;padding:1px 6px}.ask-msg{white-space:pre-wrap;word-wrap:break-word;border-radius:4px;padding:14px 18px;font-family:Inter,PingFang SC,sans-serif;font-size:14px;line-height:1.65}.ask-msg.user{background:var(--ink);max-width:85%;color:var(--bg);align-self:flex-end}.ask-msg.assistant{background:var(--bg-warm);max-width:92%;color:var(--ink);align-self:flex-start;font-family:Fraunces,Noto Serif SC,Songti SC,serif;font-size:15px;font-style:normal;line-height:1.7}.ask-msg.assistant .cursor{background:var(--accent);vertical-align:-2px;width:7px;height:1em;margin-left:2px;animation:1s steps(2,end) infinite ask-blink;display:inline-block}@keyframes ask-blink{50%{opacity:0}}.ask-msg-image{flex-direction:column;gap:8px;margin:0;display:flex}.ask-msg-image img{aspect-ratio:1;object-fit:cover;background:var(--ink);border-radius:4px;width:100%;max-width:380px;height:auto;display:block}@supports (color:color-mix(in lab, red, red)){.ask-msg-image img{background:color-mix(in srgb, var(--ink) 6%, transparent)}}.ask-msg-image figcaption{color:var(--ink-3);padding:0 2px;font-family:Fraunces,serif;font-size:12.5px;font-style:italic;line-height:1.5}.ask-msg-drawing{color:var(--ink-2);align-items:center;gap:4px;font-family:Fraunces,serif;font-style:italic;display:inline-flex}.ask-error{color:var(--accent);border-left:2px solid var(--accent);background:var(--accent-soft);padding:10px 16px;font-family:Inter,sans-serif;font-size:13px}.ask-panel-input{border-top:1px solid var(--rule);padding:20px 32px 16px}.ask-input-row{border:1px solid var(--rule-2);background:var(--bg);align-items:center;gap:12px;padding:4px 4px 4px 16px;transition:border-color .3s;display:flex}.ask-input-row:focus-within{border-color:var(--ink)}.ask-input-row textarea{resize:none;color:var(--ink);background:0 0;border:none;outline:none;flex:1;max-height:100px;padding:12px 0;font-family:Inter,PingFang SC,sans-serif;font-size:14px;line-height:1.5}.ask-input-row textarea::placeholder{color:var(--ink-3);font-family:Fraunces,serif;font-style:italic}.ask-send-btn{background:var(--ink);color:var(--bg);cursor:pointer;border:none;align-self:stretch;align-items:center;padding:10px 14px;font-family:Inter,sans-serif;font-size:14px;line-height:1;transition:background .3s,transform .2s;display:flex}.ask-send-btn:hover:not(:disabled){background:var(--accent)}.ask-send-btn:disabled{opacity:.4;cursor:not-allowed}.ask-panel-footer{color:var(--ink-3);letter-spacing:.05em;justify-content:space-between;align-items:center;padding:12px 32px 20px;font-family:Inter,sans-serif;font-size:11px;display:flex}.ask-panel-footer .quota .num{color:var(--ink-2);font-weight:500}.ask-panel-footer .powered{font-family:Fraunces,serif;font-style:italic}@media (max-width:520px){.ask-panel{width:100vw}.ask-link{bottom:16px;right:16px}}.reader-welcome{z-index:110;border:1px solid var(--accent);background:#fff8ec;align-items:center;gap:16px;max-width:calc(100vw - 32px);padding:14px 20px 14px 22px;display:inline-flex;position:fixed;top:20px;left:50%}@supports (color:color-mix(in lab, red, red)){.reader-welcome{border:1px solid color-mix(in srgb, var(--accent) 30%, transparent)}}.reader-welcome{border-left:4px solid var(--accent,#c8553d);box-shadow:0 12px 32px -8px var(--accent), 0 2px 6px -2px #1a1a1a14}@supports (color:color-mix(in lab, red, red)){.reader-welcome{box-shadow:0 12px 32px -8px color-mix(in srgb, var(--accent) 22%, transparent), 0 2px 6px -2px #1a1a1a14}}.reader-welcome{letter-spacing:.01em;color:var(--ink,#1a1a1a);white-space:nowrap;opacity:0;transition:opacity .55s var(--easing), transform .55s var(--easing);pointer-events:none;font-family:Fraunces,Noto Serif SC,serif;font-size:17px;font-weight:400;transform:translate(-50%)translateY(-24px)scale(.96)}.reader-welcome.is-visible{opacity:1;pointer-events:auto;transform:translate(-50%)translateY(0)scale(1)}.reader-welcome-text{font-style:normal}html[lang=en] .reader-welcome-text{font-style:italic}.reader-welcome-num{color:var(--accent,#c8553d);letter-spacing:.01em;font-variant-numeric:tabular-nums;padding:0 2px;font-family:Fraunces,serif;font-size:28px;font-style:italic;font-weight:500;line-height:1;display:inline-block;transform:translateY(2px)}.reader-welcome-close{color:var(--ink);background:0 0;border:0;font-size:20px;line-height:1}@supports (color:color-mix(in lab, red, red)){.reader-welcome-close{color:color-mix(in srgb, var(--ink) 55%, transparent)}}.reader-welcome-close{cursor:pointer;transition:color .3s var(--easing);align-self:center;margin:-4px -10px -4px 4px;padding:4px 8px}.reader-welcome-close:hover{color:var(--ink)}@media (max-width:520px){.reader-welcome{white-space:normal;border-left-width:3px;gap:10px;padding:10px 14px 10px 16px;font-size:14px;top:12px}.reader-welcome-num{font-size:22px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}