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var(--ease-out)}.tag-add:hover{color:var(--accent);border-color:var(--accent-soft)}.section-label{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-faint);font-weight:600;margin:36px 0 14px}.detail-prose{font-size:15.5px;line-height:1.7;color:var(--ink)}.detail-prose p{margin:0 0 14px}.detail-prose code{font-family:var(--font-mono);font-size:13px;padding:2px 6px;background:var(--bg-sunken);color:var(--accent);border-radius:4px}.constraints{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-md);padding:14px 18px;margin:0;font-family:var(--font-mono);font-size:13px;color:var(--ink-soft);line-height:1.85}.constraints li{margin-left:12px}.note-block{background:var(--accent-tint);border-left:3px solid var(--accent);padding:16px 20px;border-radius:0 var(--r-md) var(--r-md) 0;font-style:italic;font-size:14.5px;line-height:1.6;color:var(--ink)}.note-block .label{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin-right:6px;font-style:normal}.code-block{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-soft);overflow:hidden}.code-tabs{display:flex;align-items:center;background:var(--bg-sunken);border-bottom:1px solid var(--line);padding:0 8px;position:relative}.code-tab{padding:12px 16px;font-family:var(--font-mono);font-size:12.5px;color:var(--ink-faint);cursor:pointer;transition:color .18s var(--ease-out);position:relative}.code-tab.active{color:var(--ink)}.code-tab-indicator{position:absolute;bottom:0;height:2px;background:var(--accent);border-radius:2px 2px 0 0;transition:left .36s var(--ease-spring),width .36s var(--ease-spring)}.code-actions{margin-left:auto;margin-right:4px;display:flex;align-items:center;gap:4px}.code-action{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);padding:6px 10px;border-radius:var(--r-sm);border:0;background:transparent;cursor:pointer;transition:background .18s var(--ease-out),color .18s var(--ease-out)}.code-action:hover{background:var(--bg-elev);color:var(--ink)}.code-copy.copied,.code-edit:hover{color:var(--accent)}.code-cancel:hover{color:var(--ink-soft)}.code-save{color:var(--accent);border:1px solid var(--accent-soft)}.code-save:hover{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.code-edit-area{width:100%;min-height:240px;font-family:var(--font-mono);font-size:13px;line-height:1.65;padding:20px 22px;margin:0;border:0;border-top:1px solid var(--line);background:var(--bg-elev);color:var(--ink);resize:vertical;outline:none;box-sizing:border-box}.code-edit-area:focus{background:var(--bg)}.code-pre{font-family:var(--font-mono);font-size:13px;line-height:1.65;padding:20px 22px;margin:0;overflow-x:auto;color:var(--ink)}.tok-kw{color:var(--accent);font-weight:500}.tok-fn{color:#6e84b8}[data-theme=dark] .tok-fn{color:#8fa4d4}.tok-str{color:var(--easy)}.tok-num{color:var(--medium)}.tok-com{color:var(--ink-faint);font-style:italic}.tok-cls{color:var(--hard)}[data-theme=dark] .tok-cls{color:#d49191}.contract{max-width:880px;margin:0 auto;padding:64px clamp(24px,5vw,64px) 120px}.contract .badge{display:inline-block;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:var(--accent-tint);color:var(--accent);padding:4px 10px;border-radius:999px;margin-bottom:18px}.contract 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.desc{font-size:13.5px;color:var(--ink-soft);line-height:1.55}.grid-2{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}.ref-card{background:var(--bg-elev);border:1px solid var(--line);padding:16px 18px;border-radius:var(--r-md)}.ref-card-tag{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;padding:2px 8px;border-radius:999px;background:var(--bg-sunken);color:var(--ink-soft);display:inline-block;margin-bottom:8px}.ref-card .name{font-family:var(--font-mono);font-size:13px;font-weight:500;color:var(--ink);margin-bottom:4px}.ref-card .desc{font-size:12.5px;line-height:1.55;color:var(--ink-soft)}.empty-state{padding:48px 0;text-align:center;color:var(--ink-faint);font-size:14px;font-family:var(--font-display);font-style:italic}.layout-shell{display:flex;min-height:100vh;align-items:stretch}.layout-main{flex:1 1 auto;min-width:0}.chat-panel{flex:0 0 420px;width:420px;background:var(--bg-elev);border-left:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:background .36s var(--ease-out),border-color .36s var(--ease-out)}.chat-panel-resizer{position:absolute;top:0;left:-3px;width:6px;height:100%;cursor:ew-resize;z-index:10;background:transparent;transition:background .16s var(--ease-out)}.chat-panel-resizer:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:2px;height:36px;border-radius:2px;background:var(--line);opacity:0;transition:opacity .16s var(--ease-out),background .16s var(--ease-out)}.chat-panel-resizer:hover:after,.chat-panel-resizing .chat-panel-resizer:after{opacity:1;background:var(--accent)}.chat-panel-resizing{-webkit-user-select:none;user-select:none}.chat-panel-resizing *{-webkit-user-select:none!important;user-select:none!important;cursor:ew-resize!important}.chat-panel-head{display:flex;align-items:center;justify-content:space-between;padding:calc(16px + env(safe-area-inset-top)) 20px 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var(--ease-out)}.tool-card-head{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px}.tool-card-icon{color:var(--accent)}.tool-card-name{flex:1;color:var(--ink)}.tool-card-time,.tool-card-status{color:var(--ink-faint)}.tool-card-ok .tool-card-status{color:var(--easy)}.tool-card-error .tool-card-status{color:var(--hard)}.tool-card-body{margin-top:8px;padding-top:8px;border-top:1px dashed var(--line);font-family:var(--font-mono);font-size:11.5px}.tool-card-body pre{background:var(--bg-sunken);padding:6px 8px;border-radius:4px;margin:4px 0;overflow-x:auto;max-height:200px}.chat-panel-foot{border-top:1px solid var(--line);padding:12px 20px calc(12px + env(safe-area-inset-bottom));display:flex;gap:8px;align-items:flex-end}.chat-panel-foot textarea{flex:1;min-height:40px;max-height:160px;padding:8px 10px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg);color:var(--ink);font-family:var(--font-mono);font-size:13px;resize:vertical;outline:none}.chat-panel-foot textarea:focus{border-color:var(--accent-soft);box-shadow:0 0 0 3px var(--accent-tint)}.chat-panel-head-actions{display:flex;align-items:center;gap:6px}.chat-panel-close{font-size:22px;line-height:1;color:var(--ink-soft);padding:2px 10px;border-radius:var(--r-sm);background:transparent;border:0;cursor:pointer}.chat-panel-close:hover{background:var(--bg-sunken);color:var(--ink)}.chat-fab{position:fixed;right:calc(20px + env(safe-area-inset-right));bottom:calc(20px + env(safe-area-inset-bottom));width:56px;height:56px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-size:22px;border:0;cursor:pointer;z-index:200;box-shadow:var(--shadow-pop);display:grid;place-items:center;transition:transform .18s var(--ease-spring),background .22s var(--ease-out)}.chat-fab:hover{transform:scale(1.06)}@media (max-width: 900px){.chat-panel-overlay{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100vh;z-index:250;border-left:none;border-top:none;flex:none;animation:drawerFadeIn .2s var(--ease-out)}@keyframes drawerFadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}}@media (min-width: 901px){.chat-fab{display:none}}.auth{min-height:100vh;display:grid;grid-template-columns:1.05fr 1fr;background:var(--bg);color:var(--ink)}@media (max-width: 920px){.auth{grid-template-columns:1fr}.auth-aside{display:none}}.auth-aside{position:relative;background:var(--bg-sunken);padding:56px clamp(40px,5vw,80px);display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;transition:background .36s var(--ease-out)}.auth-aside .brand{position:relative;z-index:2;display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-size:18px;font-weight:500;letter-spacing:-.01em}.auth-aside .brand-mark{width:36px;height:36px;border-radius:8px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-family:var(--font-display);font-size:22px;font-weight:500;line-height:1}.auth-pull{position:relative;z-index:2;max-width:460px}.auth-pull h1{font-family:var(--font-display);font-weight:500;font-size:clamp(40px,4.6vw,64px);line-height:1.05;letter-spacing:-.025em;margin:0 0 24px}.auth-pull h1 em{color:var(--accent);font-style:italic;font-weight:500;transition:color .36s var(--ease-out)}.auth-pull p{font-size:15.5px;line-height:1.7;color:var(--ink-soft);margin:0;max-width:420px}.auth-foot{position:relative;z-index:2;font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);display:flex;justify-content:space-between}.auth-foot a{color:inherit;text-decoration:none;transition:color .18s var(--ease-out)}.auth-foot a:hover{color:var(--ink)}.auth-mark{position:absolute;right:clamp(40px,5vw,80px);top:56px;width:8px;height:8px;border-radius:50%;background:var(--accent);opacity:.5}.auth-main{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:56px clamp(24px,5vw,80px);position:relative}.auth-topbar{position:absolute;top:24px;right:28px;font-size:13px;color:var(--ink-soft);display:flex;align-items:center;gap:12px}.auth-topbar .switch-link{color:var(--accent);text-decoration:none;font-weight:500;transition:color .18s var(--ease-out)}.auth-topbar .switch-link:hover{color:var(--accent-soft)}.auth-card{width:100%;max-width:400px}.auth-card .title{font-family:var(--font-display);font-weight:500;font-size:36px;letter-spacing:-.02em;line-height:1.1;margin:0 0 8px}.auth-card .subtitle{font-size:14px;color:var(--ink-soft);margin:0 0 28px}.auth-stage{position:relative}.auth-pane{animation:paneIn .38s var(--ease-out)}@keyframes paneIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.auth-form-error{font-family:var(--font-mono);font-size:11.5px;color:var(--hard);background:#9e57571a;border:1px solid rgba(158,87,87,.25);border-radius:var(--r-sm);padding:8px 12px;margin-bottom:14px;line-height:1.5}.auth-form-info{font-family:var(--font-mono);font-size:11.5px;color:var(--easy);background:#7a84711a;border:1px solid rgba(122,132,113,.25);border-radius:var(--r-sm);padding:8px 12px;margin-bottom:14px}.btn-google{width:100%;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 16px;border:1px solid var(--line-strong);background:var(--bg-elev);color:var(--ink);border-radius:var(--r-sm);font-size:13.5px;font-weight:500;cursor:pointer;position:relative;overflow:hidden;transition:background .18s var(--ease-out),border-color .18s var(--ease-out),transform .14s var(--ease-out)}.btn-google:hover{background:var(--bg-sunken);border-color:var(--ink-faint);transform:translateY(-1px)}.btn-google:active{transform:translateY(0)}.or{display:flex;align-items:center;gap:12px;margin:18px 0;font-family:var(--font-mono);font-size:11px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.12em}.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}.field{position:relative;margin-bottom:14px}.field input{width:100%;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-sm);padding:18px 14px 8px;font-size:14px;outline:none;transition:border-color .18s var(--ease-out),background .36s var(--ease-out),box-shadow .18s var(--ease-out)}.field input:hover{border-color:var(--line-strong)}.field input:focus{border-color:var(--accent-soft);box-shadow:0 0 0 4px var(--accent-tint)}.field label{position:absolute;left:14px;top:13px;font-size:13.5px;color:var(--ink-faint);pointer-events:none;transition:top .18s var(--ease-out),font-size .18s var(--ease-out),color .18s var(--ease-out);background:transparent;padding:0 2px}.field input:focus+label,.field.has-value label{top:4px;font-size:10.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft)}.field input:focus+label{color:var(--accent)}.field.error input{border-color:var(--hard)}.field.error input:focus{box-shadow:0 0 0 4px #9e575724}.field-error{font-family:var(--font-mono);font-size:11px;color:var(--hard);margin-top:6px;padding-left:2px;animation:errorSlide .22s var(--ease-out)}@keyframes errorSlide{0%{opacity:0;transform:translateY(-2px)}to{opacity:1;transform:translateY(0)}}.field .toggle-eye{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:28px;height:28px;display:grid;place-items:center;border-radius:4px;color:var(--ink-faint);cursor:pointer;transition:background .14s var(--ease-out),color .14s var(--ease-out);background:transparent;border:0}.field .toggle-eye:hover{background:var(--bg-sunken);color:var(--ink-soft)}.strength{margin-top:8px;display:grid;grid-template-columns:repeat(4,1fr);gap:4px}.strength-bar{height:3px;background:var(--bg-sunken);border-radius:2px;transition:background .36s var(--ease-out)}.strength.lvl1 .strength-bar:nth-child(-n+1){background:var(--hard)}.strength.lvl2 .strength-bar:nth-child(-n+2){background:var(--medium)}.strength.lvl3 .strength-bar:nth-child(-n+3){background:var(--accent-soft)}.strength.lvl4 .strength-bar:nth-child(-n+4){background:var(--easy)}.strength-label{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-faint);margin-top:5px;text-transform:uppercase;letter-spacing:.06em}.row-between{display:flex;align-items:center;justify-content:space-between;margin:6px 0 18px}.checkbox{display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:13px;color:var(--ink-soft);-webkit-user-select:none;user-select:none}.checkbox input{display:none}.checkbox .box{width:16px;height:16px;border:1px solid var(--line-strong);border-radius:4px;display:grid;place-items:center;background:var(--bg-elev);transition:background .18s var(--ease-out),border-color .18s var(--ease-out)}.checkbox input:checked+.box{background:var(--accent);border-color:var(--accent)}.checkbox .box svg{opacity:0;transition:opacity .18s var(--ease-out);color:var(--accent-ink)}.checkbox input:checked+.box svg{opacity:1}.link-quiet{background:none;border:0;padding:0;font-size:13px;color:var(--ink-soft);cursor:pointer;font-family:inherit;transition:color .18s var(--ease-out)}.link-quiet:hover{color:var(--accent)}.btn-block{width:100%;justify-content:center;padding:12px 16px;font-size:14px;position:relative;overflow:hidden}.btn-block .spinner{width:14px;height:14px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:spin .7s linear infinite;display:inline-block;margin-right:8px;vertical-align:-2px}@keyframes spin{to{transform:rotate(360deg)}}.tos{font-size:11.5px;color:var(--ink-faint);margin-top:16px;line-height:1.5;text-align:center}.tos a{color:var(--ink-soft);text-decoration:none;border-bottom:1px solid var(--line);transition:color .18s var(--ease-out),border-color .18s var(--ease-out)}.tos a:hover{color:var(--accent);border-color:var(--accent-soft)}.success-card{text-align:center;padding:24px 0;animation:paneIn .42s var(--ease-out)}.success-icon{width:56px;height:56px;border-radius:50%;background:var(--accent-tint);color:var(--accent);display:grid;place-items:center;margin:0 auto 18px;animation:popIn .54s var(--ease-spring)}@keyframes popIn{0%{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}.success-card h3{font-family:var(--font-display);font-weight:500;font-size:26px;letter-spacing:-.015em;margin:0 0 6px}.success-card p{font-size:14px;color:var(--ink-soft);margin:0 0 24px;line-height:1.6}.success-card .email-strong{color:var(--ink);font-family:var(--font-mono);font-size:13.5px}.ripple{position:absolute;border-radius:50%;background:#ffffff59;transform:scale(0);animation:rippleOut .62s var(--ease-out);pointer-events:none}@keyframes rippleOut{to{transform:scale(2.4);opacity:0}}