@font-face{font-family:__Inter_fcbcbf;font-style:normal;font-weight:100 900;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_fcbcbf;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/21350d82a1f187e9-s.p.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:__Inter_fcbcbf;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/c5fe6dc8356a8c31-s.woff2) format("woff2");unicode-range:u+1f??}@font-face{font-family:__Inter_fcbcbf;font-style:normal;font-weight:100 900;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_fcbcbf;font-style:normal;font-weight:100 900;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_fcbcbf;font-style:normal;font-weight:100 900;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_fcbcbf;font-style:normal;font-weight:100 900;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_fcbcbf;src:local("Arial");ascent-override:90.49%;descent-override:22.56%;line-gap-override:0.00%;size-adjust:107.06%}.__className_fcbcbf{font-family:__Inter_fcbcbf,__Inter_Fallback_fcbcbf;font-style:normal}.__variable_fcbcbf{--font-inter:"__Inter_fcbcbf","__Inter_Fallback_fcbcbf"}:root{--bg:#fff;--bg-elev:#f4f4f4;--bg-sidebar:#f9f9f9;--surface:#fff;--composer-bg:#fff;--border:rgba(0,0,0,.08);--border-strong:rgba(0,0,0,.12);--text:#0d0d0d;--text-dim:#5d5d5d;--text-faint:#8f8f8f;--accent:#10a37f;--accent-hover:#0e8f6f;--accent-soft:rgba(16,163,127,.1);--user-bubble:#f4f4f4;--hover:rgba(0,0,0,.05);--danger:#e02b2b;--code-bg:#f6f6f7;--glass-bg:hsla(0,0%,100%,.8);--glass-border:rgba(0,0,0,.07);--send-bg:#0d0d0d;--send-fg:#fff;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 2px 12px rgba(0,0,0,.08);--shadow-lg:0 20px 60px rgba(0,0,0,.16)}:root[data-theme=dark]{--bg:#212121;--bg-elev:#2f2f2f;--bg-sidebar:#171717;--surface:#2f2f2f;--composer-bg:#303030;--border:hsla(0,0%,100%,.1);--border-strong:hsla(0,0%,100%,.14);--text:#ececec;--text-dim:#b4b4b4;--text-faint:#8e8e8e;--accent:#10a37f;--accent-hover:#19bd94;--accent-soft:rgba(16,163,127,.16);--user-bubble:#303030;--hover:hsla(0,0%,100%,.08);--danger:#ff6b6b;--code-bg:#0d0d0d;--glass-bg:rgba(33,33,33,.8);--glass-border:hsla(0,0%,100%,.09);--send-bg:#fff;--send-fg:#0d0d0d;--shadow-sm:0 1px 2px rgba(0,0,0,.3);--shadow-md:0 2px 12px rgba(0,0,0,.35);--shadow-lg:0 20px 60px rgba(0,0,0,.6)}*{box-sizing:border-box}body,html{padding:0;margin:0;height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font-inter),ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:inherit}a{color:var(--accent);text-decoration:none}.glass{background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--glass-border)}.app{display:flex;height:100vh;height:100dvh;overflow:hidden}.sidebar-backdrop{position:fixed;inset:0;z-index:35;background:rgba(0,0,0,.45);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);display:none}.sidebar{width:260px;min-width:260px;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100%}.sidebar-top{padding:14px 14px 6px;display:flex;align-items:center;justify-content:space-between}.burger,.sidebar-close{display:none}.logo{display:inline-flex;align-items:center;gap:9px;color:var(--text)}.logo-name{font-size:16px;font-weight:600;letter-spacing:-.01em}.sidebar-actions{padding:6px 8px 8px}.side-row{display:flex;align-items:center;gap:10px;width:100%;background:transparent;border:none;color:var(--text);font-size:14px;padding:9px 10px;border-radius:10px;text-align:left}.side-row:hover{background:var(--hover)}.side-row svg{color:var(--text-dim);flex-shrink:0}.side-search{cursor:text}.side-search input{flex:1 1;min-width:0;background:transparent;border:none;outline:none;color:var(--text);font-size:14px}.side-search input::placeholder{color:var(--text-faint)}.sidebar-list{flex:1 1;overflow-y:auto;padding:0 8px 8px}.sidebar-empty{padding:8px 10px;font-size:13px}.sidebar-footer{padding:8px;border-top:1px solid var(--border);font-size:13px}.usage-block{padding:8px 10px 10px}.usage-line{display:flex;justify-content:space-between;font-size:12px;color:var(--text-dim)}.user-row{display:flex;align-items:center;gap:10px;width:100%;background:transparent;border:none;color:var(--text);padding:8px 10px;border-radius:10px;font-size:14px;text-align:left}.user-row:hover{background:var(--hover)}.user-row svg{color:var(--text-faint);flex-shrink:0}.user-ava{width:26px;height:26px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-size:12px;font-weight:600;background:var(--accent);color:#fff}.user-email{flex:1 1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu-root{position:relative}.menu-panel{position:absolute;z-index:70;top:calc(100% + 6px);left:0;border-radius:14px;box-shadow:var(--shadow-lg);padding:6px;overflow:hidden}.menu-panel.align-right{left:auto;right:0}.menu-panel.side-top{top:auto;bottom:calc(100% + 6px)}.menu-item{display:flex;align-items:center;gap:10px;width:100%;background:transparent;border:none;color:var(--text);font-size:14px;padding:9px 10px;border-radius:9px;text-align:left}.menu-item:hover{background:var(--hover)}.menu-item.danger{color:var(--danger)}.menu-icon{display:inline-flex;color:var(--text-dim)}.menu-item.danger .menu-icon{color:var(--danger)}.menu-divider{height:1px;background:var(--border);margin:5px 2px}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px}::-webkit-scrollbar-track{background:transparent}.main{flex:1 1;display:flex;flex-direction:column;height:100%;min-width:0;position:relative}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:6px;padding:10px 16px;background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--border)}.topbar-spacer{flex:1 1}.main.hero{justify-content:center}.main.hero .composer{padding-bottom:12vh}.messages{flex:1 1;overflow-y:auto;padding:32px 0 12px}.msg-row{padding:10px 16px}.msg-inner{max-width:768px;margin:0 auto}.msg-body{min-width:0;overflow-wrap:anywhere}.msg-user .msg-inner{display:flex;justify-content:flex-end}.msg-user .msg-body{max-width:70%;background:var(--user-bubble);padding:10px 20px;border-radius:24px;white-space:pre-wrap}.composer{padding:10px 16px 22px;background:transparent}.composer-inner{max-width:768px;margin:0 auto}.composer-box{display:flex;align-items:flex-end;gap:4px;background:var(--composer-bg);border:1px solid var(--border-strong);border-radius:28px;padding:8px 10px 8px 8px;box-shadow:var(--shadow-md);transition:border-color .15s}:root[data-theme=dark] .composer-box{border-color:transparent;box-shadow:none}.composer-box:focus-within{border-color:var(--border-strong)}.composer textarea{flex:1 1;resize:none;border:none;outline:none;background:transparent;color:var(--text);max-height:200px;padding:9px 6px;line-height:1.55;font-size:16px}.composer textarea::placeholder{color:var(--text-faint)}.composer-hint{text-align:center;margin-top:10px}.chat-group-label,.composer-hint{font-size:12px;color:var(--text-faint)}.chat-group-label{font-weight:600;padding:14px 10px 6px}.btn{background:var(--text);color:var(--bg);border:none;border-radius:999px;padding:10px 18px;font-weight:500;transition:opacity .15s}.btn:hover{opacity:.85}.btn:disabled{opacity:.35;cursor:default}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover{background:var(--accent-hover);opacity:1}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border-strong);border-radius:999px;padding:9px 16px}.btn-ghost:hover{background:var(--bg-elev)}.btn-block{width:100%}.btn-sm{padding:6px 12px;font-size:13px}.btn-stop{background:var(--danger);color:#fff}.btn-stop:hover{background:var(--danger);opacity:.9}.icon-btn{background:transparent;border:none;color:var(--text-faint);padding:6px;border-radius:8px;line-height:1}.icon-btn:hover{background:var(--bg-elev);color:var(--text)}.round-btn{width:36px;height:36px;border-radius:50%;border:none;background:transparent;color:var(--text-dim);display:grid;place-items:center;font-size:15px;flex-shrink:0;transition:background .12s}.round-btn:hover{background:var(--hover);color:var(--text)}.round-btn.on{background:var(--accent-soft);color:var(--accent)}.round-btn.send{background:var(--send-bg);color:var(--send-fg);font-size:17px;font-weight:700}.round-btn.send:hover{opacity:.85;background:var(--send-bg)}.round-btn.send:disabled{opacity:.28;background:var(--send-bg);cursor:default}.round-btn.stop{background:var(--send-bg);color:var(--send-fg);font-size:13px}.input{background:var(--surface);color:var(--text);border:1px solid var(--border-strong);border-radius:10px;padding:9px 12px;outline:none}.input:focus{border-color:var(--accent)}select{background:var(--surface);border:1px solid var(--border-strong);padding:8px 10px}.chat-item,select{color:var(--text);border-radius:10px}.chat-item{display:flex;align-items:center;gap:4px;padding:9px 10px;cursor:pointer;font-size:14px;margin-bottom:2px}.chat-item.active,.chat-item:hover{background:var(--bg-elev)}.chat-item .title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1 1}.chat-item .icon-btn{opacity:0}.chat-item.active .icon-btn,.chat-item:hover .icon-btn{opacity:1}.mp{position:relative}.mp-trigger{display:flex;align-items:center;gap:6px;background:transparent;border:none;color:var(--text);font-size:15px;font-weight:600;padding:6px 10px;border-radius:10px;max-width:340px}.mp-trigger:hover{background:var(--bg-elev)}.mp-trigger-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mp-caret{color:var(--text-faint);font-size:11px}.mp-panel{position:absolute;top:calc(100% + 8px);left:0;z-index:60;width:420px;max-width:88vw;border-radius:16px;box-shadow:var(--shadow-lg);overflow:hidden;display:flex;flex-direction:column}.mp-search{padding:10px;border-bottom:1px solid var(--border)}.mp-search-input{width:100%;background:var(--bg-elev);border:1px solid var(--border);border-radius:10px;padding:9px 12px;color:var(--text);outline:none}.mp-search-input:focus{border-color:var(--accent)}.mp-presets{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}.mp-presets button{background:var(--bg-elev);border:1px solid var(--border);color:var(--text-dim);font-size:12px;padding:5px 10px;border-radius:999px}.mp-presets button:hover{color:var(--text);border-color:var(--border-strong)}.mp-list{max-height:420px;overflow-y:auto;padding:6px}.mp-empty{padding:20px;text-align:center;color:var(--text-faint);font-size:14px}.mp-group{margin-bottom:6px}.mp-group-label{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-faint);padding:8px 10px 4px;font-weight:600}.mp-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:10px;cursor:pointer}.mp-item:hover{background:var(--bg-elev)}.mp-item.active{background:var(--accent-soft)}.mp-item-main{flex:1 1;min-width:0}.mp-item-name{font-size:14px;font-weight:500;display:flex;align-items:center;gap:6px}.mp-item-hint,.mp-item-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mp-item-hint{font-size:12px}.mp-item-hint,.mp-tag{color:var(--text-faint)}.mp-tag{font-size:10px;padding:1px 5px;border-radius:5px;background:var(--bg-elev);border:1px solid var(--border);text-transform:uppercase;letter-spacing:.3px}.mp-star{background:none;border:none;color:var(--border-strong);font-size:15px;padding:2px 4px;line-height:1}.mp-star:hover{color:var(--text-faint)}.mp-star.on{color:#f5a623}.mp-check{color:var(--accent);font-weight:700}.auth-wrap{display:flex;align-items:center;justify-content:center;height:100vh;padding:20px}.auth-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:32px;box-shadow:var(--shadow-md)}.auth-logo{display:flex;justify-content:center;margin-bottom:18px}.auth-card h1{margin:0 0 6px;font-size:26px;letter-spacing:-.02em}.auth-card h1,.auth-card p.sub{text-align:center}.auth-card p.sub{margin:0 0 22px;color:var(--text-dim);font-size:14px}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px}.field input{width:100%}.error{color:var(--danger);font-size:13px;margin:10px 0}.link-row{text-align:center;margin-top:18px;font-size:14px}.link-row a{cursor:pointer}.auth-email-row{display:flex;align-items:center;justify-content:space-between;gap:8px;background:var(--bg-elev);border:1px solid var(--border);border-radius:10px;padding:9px 8px 9px 12px;margin-bottom:14px;font-size:14px}.auth-email-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pass-wrap{position:relative}.pass-wrap .input{width:100%;padding-right:84px}.pass-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:transparent;border:none;color:var(--text-dim);font-size:13px;padding:4px 8px;border-radius:7px}.pass-toggle:hover{background:var(--hover);color:var(--text)}.pass-hint{font-size:12px;color:var(--text-faint);margin-top:6px}.pass-hint.bad{color:var(--danger)}.auth-divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--text-faint);font-size:13px}.auth-divider:after,.auth-divider:before{content:"";flex:1 1;height:1px;background:var(--border)}.auth-social{display:flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;padding:11px 16px}.g-mark{border-radius:50%;place-items:center;background:#fff;color:#4285f4;border:1px solid var(--border)}.g-mark,.ya-mark{width:18px;height:18px;display:grid;font-weight:700;font-size:12px}.ya-mark{border-radius:50%;place-items:center;background:#fc3f1d;color:#fff}.auth-tabs{display:flex;gap:4px;padding:4px;margin-bottom:18px;background:var(--bg-elev);border-radius:12px}.auth-tabs button{flex:1 1;background:transparent;border:none;color:var(--text-dim);padding:9px 12px;border-radius:9px;font-size:14px;font-weight:500}.auth-tabs button.on{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}.code-input{width:100%;text-align:center;font-size:24px;letter-spacing:10px;font-weight:600;padding:12px;text-indent:10px}.md p{margin:0 0 14px}.md p:last-child{margin-bottom:0}.md pre{padding:14px 16px;border-radius:12px;overflow-x:auto;margin:0 0 14px;border:1px solid var(--border);position:relative}.md code,.md pre{background:var(--code-bg)}.md code{padding:2px 6px;border-radius:6px;font-size:13px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.md pre code{background:transparent;padding:0}.md ol,.md ul{margin:0 0 14px;padding-left:24px}.md li{margin-bottom:4px}.md h1,.md h2,.md h3{margin:20px 0 10px;line-height:1.3;letter-spacing:-.01em}.md table{border-collapse:collapse;margin-bottom:14px;display:block;overflow-x:auto}.md td,.md th{border:1px solid var(--border);padding:8px 12px}.md img{max-width:100%;border-radius:12px}.md a{text-decoration:underline}.md blockquote{border-left:3px solid var(--border-strong);margin:0 0 14px;padding-left:14px;color:var(--text-dim)}.code-copy{position:absolute;top:8px;right:8px;font-size:11px;padding:4px 9px;background:var(--surface);color:var(--text-dim);border:1px solid var(--border);border-radius:7px;opacity:0;transition:opacity .15s}.md pre:hover .code-copy{opacity:1}.code-copy:hover{color:var(--text)}.badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;padding:3px 9px;border-radius:999px;background:var(--bg-elev);border:1px solid var(--border)}.badge,.muted{color:var(--text-dim)}.usage-bar{height:5px;background:var(--border);border-radius:999px;overflow:hidden;margin-top:6px}.usage-bar>span{display:block;height:100%;background:var(--accent);border-radius:999px}.spinner{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--text-dim);animation:pulse 1.1s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.25;transform:scale(.85)}50%{opacity:1;transform:scale(1)}}.center-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-dim);gap:10px;text-align:center;padding:20px 20px 8px}.center-empty h2{color:var(--text);font-size:30px;letter-spacing:-.02em;margin:0;font-weight:600}.center-empty .sub{font-size:15px;color:var(--text-faint)}.limit-banner{background:var(--accent-soft);color:var(--text);border-bottom:1px solid var(--border);padding:9px 16px;font-size:13px;text-align:center}.limit-banner a{cursor:pointer;text-decoration:underline}.msg-actions{display:flex;gap:2px;margin-top:8px;opacity:0;transition:opacity .15s}.msg-row:hover .msg-actions{opacity:1}.msg-user .msg-actions{justify-content:flex-end}.msg-act{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:transparent;border:none;color:var(--text-faint);font-size:12px;padding:6px;border-radius:8px}.msg-act:hover{background:var(--hover);color:var(--text)}.topbar-share{gap:7px}.icon-btn,.topbar-share{display:inline-flex;align-items:center}.icon-btn{justify-content:center}.icon-btn.pinned{color:var(--text)}.round-btn.rec{background:var(--danger);color:#fff}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:80;padding:20px}.modal{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:28px;max-width:560px;width:100%;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.modal h2{letter-spacing:-.02em}.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));grid-gap:12px;gap:12px;margin-top:16px}.plan-card{border:1px solid var(--border);border-radius:16px;padding:18px;text-align:center;background:var(--bg-elev)}.plan-card.current{border-color:var(--accent);background:var(--accent-soft)}table.admin{width:100%;border-collapse:collapse;font-size:14px}table.admin td,table.admin th{border-bottom:1px solid var(--border);padding:10px;text-align:left}table.admin th{color:var(--text-dim);font-weight:500;font-size:13px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));grid-gap:12px;gap:12px}.stat-card{border:1px solid var(--border);border-radius:16px;padding:18px;background:var(--bg-elev)}.stat-num{font-size:26px;font-weight:600;margin-bottom:2px;letter-spacing:-.02em}.landing{max-width:1040px;margin:0 auto;padding:0 24px}.lp-nav{display:flex;justify-content:space-between;align-items:center;padding:22px 0}.lp-logo{font-size:19px;font-weight:700;letter-spacing:-.02em}.lp-hero{text-align:center;padding:84px 0 52px}.lp-hero h1{font-size:56px;line-height:1.05;margin:0 0 20px;letter-spacing:-.035em;font-weight:600}.lp-sub{font-size:19px;color:var(--text-dim);max-width:620px;margin:0 auto 32px}.lp-cta{display:flex;gap:12px;justify-content:center;align-items:center}.lp-cta .btn,.lp-cta .btn-ghost{text-decoration:none;padding:13px 26px;font-size:15px}.lp-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:16px;gap:16px;padding:40px 0}.lp-card{border:1px solid var(--glass-border);border-radius:18px;padding:24px;background:var(--glass-bg);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);transition:transform .18s,box-shadow .18s}.lp-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.lp-icon{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:11px;background:var(--bg-elev);color:var(--text);border:1px solid var(--border)}.lp-card h3{margin:14px 0 6px;font-size:17px;letter-spacing:-.01em}.lp-card p{margin:0;font-size:14px}.lp-pricing{text-align:center;padding:56px 0}.lp-pricing h2{font-size:36px;margin:0 0 8px;letter-spacing:-.03em;font-weight:600}.lp-plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:14px;gap:14px;margin-top:28px}.lp-footer{display:flex;justify-content:space-between;align-items:center;padding:32px 0;border-top:1px solid var(--border);color:var(--text-dim);font-size:14px;margin-top:24px}.lp-footer a{text-decoration:none}@media (max-width:1024px){.sidebar{width:240px;min-width:240px}}@media (max-width:860px){.sidebar{position:fixed;left:0;top:0;z-index:45;width:84vw;max-width:320px;min-width:0;height:100dvh;transform:translateX(-100%);transition:transform .22s ease;box-shadow:var(--shadow-lg)}.sidebar.open{transform:translateX(0)}.sidebar-backdrop{display:block}.burger,.sidebar-close{display:inline-flex}.topbar{padding:8px 10px;gap:4px}.topbar-share{display:none}.mp-trigger{font-size:15px;max-width:46vw;padding:6px 8px}.mp{position:static}.mp-panel{position:fixed;top:58px;left:8px;right:8px;width:auto;max-width:none}.mp-list{max-height:60dvh}.menu-panel{max-width:88vw}.msg-row{padding:8px 12px}.msg-user .msg-body{max-width:86%}.messages{padding:18px 0 8px}.composer{padding:8px 10px calc(14px + env(safe-area-inset-bottom))}.composer-box{border-radius:24px;padding:6px 6px 6px 4px}.round-btn{width:34px;height:34px}.composer-hint{display:none}.main.hero .composer{padding-bottom:calc(8vh + env(safe-area-inset-bottom))}.center-empty h2{font-size:24px}.chat-item .icon-btn,.code-copy,.msg-actions{opacity:1}.modal-backdrop{padding:0;align-items:flex-end}.modal{max-width:100%;max-height:92dvh;padding:22px 18px;border-radius:20px 20px 0 0;border-bottom:none}.modal .cmp-grid{grid-template-columns:1fr!important}.auth-card{padding:24px 20px;border-radius:16px}.lp-hero h1{font-size:34px}.lp-hero{padding:44px 0 30px}.lp-sub{font-size:16px}.lp-pricing h2{font-size:26px}.lp-cta{flex-direction:column}.lp-cta .btn,.lp-cta .btn-ghost{width:100%;text-align:center}.landing{padding:0 16px}.lp-footer{flex-direction:column;gap:10px;text-align:center}}@media (max-width:380px){.mp-trigger{max-width:38vw}.logo-name{display:none}.stat-grid{grid-template-columns:1fr 1fr}}