@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/ba9851c3c22cd980-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/21350d82a1f187e9-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/c5fe6dc8356a8c31-s.woff2) format("woff2");unicode-range:u+1f??}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/19cfc7226ec3afaa-s.woff2) format("woff2");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/df0a9ae256c0569c-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/8e9860b6e62d6359-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:400;font-display:swap;src:url(/_next/static/media/e4af272ccee01ff0-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/ba9851c3c22cd980-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/21350d82a1f187e9-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/c5fe6dc8356a8c31-s.woff2) format("woff2");unicode-range:u+1f??}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/19cfc7226ec3afaa-s.woff2) format("woff2");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/df0a9ae256c0569c-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/8e9860b6e62d6359-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:500;font-display:swap;src:url(/_next/static/media/e4af272ccee01ff0-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/ba9851c3c22cd980-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/21350d82a1f187e9-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/c5fe6dc8356a8c31-s.woff2) format("woff2");unicode-range:u+1f??}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/19cfc7226ec3afaa-s.woff2) format("woff2");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/df0a9ae256c0569c-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/8e9860b6e62d6359-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:600;font-display:swap;src:url(/_next/static/media/e4af272ccee01ff0-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/ba9851c3c22cd980-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/21350d82a1f187e9-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/c5fe6dc8356a8c31-s.woff2) format("woff2");unicode-range:u+1f??}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/19cfc7226ec3afaa-s.woff2) format("woff2");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/df0a9ae256c0569c-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/8e9860b6e62d6359-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:__Inter_8b3a0b;font-style:normal;font-weight:700;font-display:swap;src:url(/_next/static/media/e4af272ccee01ff0-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:__Inter_Fallback_8b3a0b;src:local("Arial");ascent-override:90.49%;descent-override:22.56%;line-gap-override:0.00%;size-adjust:107.06%}.__className_8b3a0b{font-family:__Inter_8b3a0b,__Inter_Fallback_8b3a0b;font-style:normal}.__variable_8b3a0b{--font-body-var:"__Inter_8b3a0b","__Inter_Fallback_8b3a0b"}:root{color-scheme:light;--paper:#fff;--paper-2:#f5f7f4;--paper-3:#e9eee8;--paper-card:#fff;--ink:#131916;--ink-2:#47524d;--ink-3:#79847e;--line:#e1e7df;--line-strong:#c3ccc3;--red:#fc3d32;--red-deep:#b4261e;--red-soft:#ffecea;--green:#007e3a;--green-deep:#00592a;--green-soft:#e6f3eb;--wood:#78350f;--wood-2:#a16207;--r-xs:6px;--r-sm:10px;--r:16px;--r-lg:24px;--r-xl:32px;--r-full:999px;--font-display:"Playfair Display",Georgia,serif;--font-serif:"Cormorant Garamond",Georgia,serif;--font-body:var(--font-body-var),Inter,system-ui,-apple-system,"Segoe UI",sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;--nav-h:66px;--wrap:1140px;--accent:var(--green);--accent-ink:var(--green-deep);--accent-soft:var(--green-soft);--on-accent:#fff;--curtain-a:var(--red);--curtain-b:var(--green);--font-quote:var(--font-serif)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){color-scheme:dark;--paper:#0d1210;--paper-2:#141b18;--paper-3:#1d2621;--paper-card:#131a17;--ink:#eef3f0;--ink-2:#c2ccc6;--ink-3:#8c968f;--line:#232d28;--line-strong:#364139;--red:#ff6259;--red-deep:#ff8a83;--red-soft:#2a1512;--green:#35c070;--green-deep:#7fdba4;--green-soft:#10241a;--accent-ink:var(--green-deep);--on-accent:#0d1210;--wood:#c99a63;--wood-2:#e0b87e}}:root[data-theme=dark]{color-scheme:dark;--paper:#0d1210;--paper-2:#141b18;--paper-3:#1d2621;--paper-card:#131a17;--ink:#eef3f0;--ink-2:#c2ccc6;--ink-3:#8c968f;--line:#232d28;--line-strong:#364139;--red:#ff6259;--red-deep:#ff8a83;--red-soft:#2a1512;--green:#35c070;--green-deep:#7fdba4;--green-soft:#10241a;--accent-ink:var(--green-deep);--on-accent:#0d1210;--wood:#c99a63;--wood-2:#e0b87e}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased}iframe,img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}ol,ul{list-style:none}::selection{background:var(--green-soft);color:var(--ink)}:focus-visible{outline:2px solid var(--green);outline-offset:2px;border-radius:var(--r-xs)}.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 clamp(18px,4vw,44px)}.narrow{max-width:940px;margin:0 auto}.section{padding:clamp(52px,8vh,104px) 0;border-top:1px solid var(--line)}.section-tint{background:var(--paper-2)}.section-ink{background:var(--green-deep);color:#fff;border-top:none}:root[data-theme=dark] .section-ink{background:#10241a}.section-ink h2,.section-ink h3{color:#fff}.snum{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:12.5px;color:var(--ink-3);margin-bottom:12px}.snum b{color:var(--ink);font-weight:500}.section-ink .snum{color:hsla(0,0%,100%,.68)}.section-ink .snum b{color:#fff}h1,h2,h3{font-family:var(--font-display);font-weight:600;letter-spacing:-.015em;line-height:1.1;color:var(--ink);text-wrap:balance}h1{font-size:clamp(2.3rem,6vw,4rem)}h2{font-size:clamp(1.8rem,4.2vw,2.9rem)}h3{font-size:clamp(1.12rem,2.3vw,1.38rem)}.lead{font-size:clamp(1rem,2.1vw,1.14rem);color:var(--ink-2);max-width:62ch}.section-ink .lead{color:hsla(0,0%,100%,.86)}.muted{color:var(--ink-3);font-size:.9rem;line-height:1.55}.mg{font-family:var(--font-serif);font-style:italic}.mark{box-shadow:inset 0 -.34em 0 var(--green-soft);padding:0 .1em;border-radius:var(--r-xs)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 24px;border:none;cursor:pointer;border-radius:var(--r-full);font-weight:600;font-size:.97rem;background:var(--green);color:#fff;transition:background-color .16s ease,transform .16s ease}:root[data-theme=dark] .btn:not(.btn-soft){color:#0d1210}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .btn:not(.btn-soft){color:#0d1210}}.btn:hover{background:var(--green-deep);transform:translateY(-1px)}.btn:disabled{background:var(--line-strong);color:var(--paper);cursor:not-allowed;transform:none}.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-deep)}.btn-soft{background:var(--paper-3);color:var(--ink)}.btn-soft:hover{background:var(--line)}.btn-sm{padding:9px 16px;font-size:.87rem}.panel{background:var(--paper-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(20px,3vw,32px);box-shadow:0 1px 2px rgba(19,25,22,.04),0 12px 30px rgba(19,25,22,.05)}.panel-tint,:root[data-theme=dark] .panel{box-shadow:none}.panel-tint{background:var(--paper-2)}.grid{display:grid;grid-gap:clamp(14px,1.8vw,20px);gap:clamp(14px,1.8vw,20px);align-items:stretch}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(244px,1fr))}.grid>*{min-width:0}.rule{height:1px;background:var(--line);border:none;margin:22px 0}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:var(--paper);border-bottom:1px solid var(--line)}.nav-in{justify-content:space-between;gap:16px;height:var(--nav-h)}.nav-in,.nav-links{display:flex;align-items:center}.nav-links{gap:20px}.nav-links a{font-size:.92rem;color:var(--ink-2);padding:6px 2px;border-bottom:2px solid transparent}.nav-links a:hover{color:var(--ink);border-bottom-color:var(--red)}@media (max-width:900px){.nav-links a{display:none}}.langs{display:inline-flex;border:1px solid var(--line-strong);border-radius:var(--r-full);overflow:hidden}.langs button{padding:7px 13px;background:transparent;border:none;cursor:pointer;font-size:.8rem;font-family:var(--font-mono);color:var(--ink-3)}.langs button+button{border-left:1px solid var(--line-strong)}.langs button[aria-pressed=true]{background:var(--ink);color:var(--paper)}.oh{border-left:4px solid var(--green);padding-left:20px}.oh-mg{font-family:var(--font-serif);font-style:italic;font-size:clamp(1.2rem,2.7vw,1.62rem);line-height:1.38;color:var(--ink)}.oh-fr{font-size:.97rem;color:var(--ink-2)}.oh-fr,.oh-src{margin-top:10px}.oh-src{font-family:var(--font-mono);font-size:.74rem;color:var(--ink-3)}.section-ink .oh{border-left-color:#fff}.section-ink .oh-mg{color:#fff}.section-ink .oh-fr{color:hsla(0,0%,100%,.82)}.section-ink .oh-src{color:hsla(0,0%,100%,.6)}.app{display:grid;grid-template-columns:288px minmax(0,1fr);height:calc(100svh - var(--nav-h));min-height:520px;border-bottom:1px solid var(--line);background:var(--paper)}.side{min-height:0;background:var(--paper-2);border-right:1px solid var(--line)}.side,.side-head{display:flex;flex-direction:column}.side-head{padding:16px 16px 12px;gap:12px}.side-new{width:100%;justify-content:flex-start}.side-title{font-family:var(--font-mono);font-size:.73rem;color:var(--ink-3);padding:0 4px}.side-list{flex:1 1;min-height:0;overflow-y:auto;padding:0 10px 14px;display:flex;flex-direction:column;gap:4px}.side-item{display:flex;align-items:center;gap:8px;padding:10px 12px;border:none;border-radius:var(--r);cursor:pointer;background:transparent;color:var(--ink-2);font-size:.9rem;text-align:left;width:100%}.side-item:hover{background:var(--paper-3);color:var(--ink)}.side-item[aria-current=true]{background:var(--accent-soft);color:var(--ink);font-weight:600}.side-item span{flex:1 1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-del{flex-shrink:0;width:26px;height:26px;display:grid;place-items:center;border:none;background:transparent;border-radius:var(--r-sm);cursor:pointer;color:var(--ink-3);opacity:0;transition:opacity .14s ease}.side-del:focus-visible,.side-item:hover .side-del{opacity:1}.side-del:hover{background:var(--line);color:var(--ink)}.side-foot{padding:12px 16px 16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:6px}.side-foot a{font-size:.85rem;color:var(--ink-2);padding:5px 4px}.side-foot a:hover{color:var(--ink)}.side-empty{padding:14px;color:var(--ink-3);font-size:.85rem;line-height:1.5}.pane{flex-direction:column;min-width:0;background:var(--paper)}.pane,.thread{display:flex;min-height:0}.thread{flex:1 1;overflow-y:auto;padding:clamp(20px,3vw,34px) clamp(16px,3vw,30px)}.thread,.thread-in{flex-direction:column;gap:18px}.thread-in{width:100%;max-width:780px;margin:0 auto;display:flex}.msg{max-width:86%;padding:14px 18px;font-size:1rem;line-height:1.6;white-space:pre-wrap}.msg-you{align-self:flex-end;background:var(--accent);color:var(--on-accent);border-radius:var(--r-lg) var(--r-lg) var(--r-xs) var(--r-lg)}.msg-ai{align-self:flex-start;background:var(--paper-2);color:var(--ink);border-radius:var(--r-lg) var(--r-lg) var(--r-lg) var(--r-xs);font-family:var(--font-quote);font-size:1.1rem;line-height:1.56}.intro{display:flex;flex-direction:column;gap:20px;padding:clamp(4px,2vh,20px) 0}.intro h1{font-size:clamp(1.9rem,4.4vw,2.9rem)}.intro .lead{font-size:clamp(.99rem,2vw,1.1rem)}.intro-card{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--paper-2);padding:clamp(16px,2.4vw,24px);display:flex;gap:18px;align-items:center}@media (max-width:560px){.intro-card{flex-direction:column;align-items:flex-start;gap:14px}}.attach{align-self:flex-start;width:min(100%,600px);border:1px solid var(--line-strong);border-radius:var(--r-lg);background:var(--paper);overflow:hidden}.attach-head{display:flex;align-items:center;gap:10px;padding:11px 16px;background:var(--accent-soft);font-family:var(--font-mono);font-size:.75rem;color:var(--accent-ink)}.attach-body{padding:18px;display:flex;flex-direction:column;gap:16px}.attach-sep{height:1px;background:var(--line);border:none}.talk{gap:10px}.talk,.talk-item{display:flex;flex-direction:column}.talk-item{gap:3px;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper-2)}.talk-item b{font-size:.92rem}.talk-item span{font-family:var(--font-mono);font-size:.74rem;color:var(--ink-3)}.talk-item a{font-size:.86rem;color:var(--accent-ink);text-decoration:underline;text-underline-offset:3px}.suggest{border-top:1px solid var(--line);padding:16px clamp(16px,3vw,30px) 0;background:var(--paper)}.suggest-in{width:100%;max-width:780px;margin:0 auto}.suggest-label{font-family:var(--font-mono);font-size:.74rem;color:var(--ink-3);margin-bottom:9px}.chips{display:flex;flex-wrap:wrap;gap:7px}.chip{padding:7px 14px;background:var(--paper-3);border:none;border-radius:var(--r-full);cursor:pointer;font-size:.85rem;color:var(--ink-2);transition:background-color .14s ease,color .14s ease}.chip:hover{background:var(--line);color:var(--ink)}.chip[aria-pressed=true]{background:var(--accent);color:var(--on-accent)}.prompts{display:grid;grid-gap:9px;gap:9px;margin-top:12px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}.prompt{text-align:left;cursor:pointer;padding:12px 15px;background:var(--paper);border:1px solid var(--line-strong);border-radius:var(--r);font-size:.9rem;line-height:1.42;color:var(--ink-2);transition:border-color .14s ease,background-color .14s ease,transform .14s ease}.prompt:hover{border-color:var(--accent);background:var(--accent-soft);color:var(--ink);transform:translateY(-1px)}.prompt:disabled{opacity:.55;cursor:not-allowed;transform:none}.chat-foot{padding:16px clamp(16px,3vw,30px) clamp(16px,2.4vw,22px);background:var(--paper)}.chat-form{width:100%;max-width:780px;margin:0 auto;display:flex;gap:12px;align-items:flex-end}.chat-form textarea{flex:1 1;min-height:56px;max-height:180px;resize:vertical;padding:15px 18px;background:var(--paper-2);border:1px solid var(--line-strong);border-radius:var(--r-lg);font-size:1rem}.chat-form textarea:focus{outline:none;border-color:var(--accent);background:var(--paper)}.send{width:56px;height:56px;flex-shrink:0;padding:0}.typing{display:inline-flex;gap:8px;align-items:center;color:var(--ink-3);font-size:.88rem;font-family:var(--font-mono)}.scrim,.side-toggle{display:none}@media (max-width:880px){.app{grid-template-columns:minmax(0,1fr)}.side{position:fixed;z-index:60;inset:var(--nav-h) auto 0 0;width:min(84vw,300px);transform:translateX(-102%);transition:transform .2s ease;border-right:1px solid var(--line-strong)}.side[data-open=true]{transform:none}.scrim{display:block;position:fixed;inset:var(--nav-h) 0 0 0;z-index:50;background:rgba(0,0,0,.38);border:none}.side-toggle{display:inline-flex}.msg{max-width:92%}}@media (prefers-reduced-motion:reduce){.side{transition:none}}@media (max-width:880px){.chips{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}.chips::-webkit-scrollbar{display:none}.chip{flex-shrink:0}.prompts{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:76%;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}.prompts::-webkit-scrollbar{display:none}.suggest{padding-top:12px}.thread{padding-top:16px}}.videos{display:grid;grid-gap:18px;gap:18px;grid-template-columns:repeat(auto-fit,minmax(262px,1fr));align-items:stretch}.video{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--paper-card,var(--paper));display:flex;flex-direction:column;overflow:hidden}.video-thumb{position:relative;aspect-ratio:16/9;width:100%;background:var(--paper-3);border:none;padding:0;cursor:pointer;overflow:hidden;display:block}.video-thumb img{width:100%;height:100%;object-fit:cover}.curtain{position:absolute;inset:0;pointer-events:none}.curtain i{position:absolute;top:0;bottom:0;width:50.5%;transition:transform .42s cubic-bezier(.22,.8,.2,1)}.curtain i:first-child{left:0;background:var(--curtain-a)}.curtain i:last-child{right:0;background:var(--curtain-b)}.video-thumb:focus-visible .curtain i:first-child,.video-thumb:hover .curtain i:first-child{transform:translateX(-101%)}.video-thumb:focus-visible .curtain i:last-child,.video-thumb:hover .curtain i:last-child{transform:translateX(101%)}.curtain-txt{position:absolute;inset:0;z-index:2;pointer-events:none;display:flex;flex-direction:column;justify-content:flex-end;gap:8px;padding:14px 16px;color:#fff;text-align:left;transition:opacity .28s ease}.curtain-txt b{font-size:.95rem;font-weight:700;line-height:1.28;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.curtain-txt em{font-family:var(--font-mono);font-size:.7rem;font-style:normal;opacity:.82}.video-thumb:focus-visible .curtain-txt,.video-thumb:hover .curtain-txt{opacity:0}.curtain-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;width:52px;height:52px;border-radius:var(--r-full);background:#fff;color:var(--accent-ink);display:grid;place-items:center;pointer-events:none;box-shadow:0 4px 16px rgba(0,0,0,.28)}@media (prefers-reduced-motion:reduce){.curtain i,.curtain-txt{transition:none}}.video iframe{aspect-ratio:16/9;width:100%;border:none}.video-meta{padding:14px 16px 16px;display:flex;flex-direction:column;gap:4px;flex:1 1}.video-meta b{font-size:.92rem;font-weight:600;line-height:1.32}.video-meta span{font-family:var(--font-mono);font-size:.73rem;color:var(--ink-3)}.video-meta p{font-size:.86rem;color:var(--ink-2);margin-top:2px}.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg)}table.tbl{width:100%;border-collapse:collapse;font-size:.92rem}table.tbl td,table.tbl th{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top}table.tbl tbody tr:last-child td{border-bottom:none}table.tbl th{font-family:var(--font-mono);font-size:.74rem;font-weight:500;color:var(--ink-3)}table.tbl tbody tr:nth-child(2n),table.tbl th{background:var(--paper-2)}.foot{padding:46px 0 62px;border-top:1px solid var(--line);color:var(--ink-3);font-size:.86rem;line-height:1.62}.foot a{text-decoration:underline;text-underline-offset:3px}.foot-grid{display:grid;grid-gap:22px;gap:22px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin-bottom:26px}.foot h4{font-family:var(--font-body);font-size:.79rem;font-weight:600;color:var(--ink-2);margin-bottom:7px}.rise{animation:rise .6s cubic-bezier(.2,.8,.2,1) both}@keyframes rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.rise{animation:none}}