:root{font-family:Inter,Helvetica Neue,Arial,sans-serif;color:#101826;background:#f3f5f7;font-synthesis:none;text-rendering:optimizeLegibility;--blue: #0759e6;--blue-dark: #003ba6;--ink: #101826;--muted: #657083;--line: #dce1e7;--paper: #ffffff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh}button,input,textarea{font:inherit}button{color:inherit}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid rgba(7,89,230,.25);outline-offset:2px}.app-shell{display:grid;grid-template-columns:290px minmax(0,1fr);grid-template-rows:80px auto 74px;min-height:100vh}.topbar{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;padding:0 44px;background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:40px;height:40px;color:#fff;background:var(--blue)}.brand span:last-child{display:flex;flex-direction:column}.brand strong{font-size:14px;letter-spacing:.08em}.brand small{color:var(--muted);font-size:11px;letter-spacing:.03em;margin-top:3px}.top-meta{display:flex;align-items:center;gap:8px;color:#526071;font-size:12px}.mobile-menu,.close-menu{display:none;background:transparent;border:0}.sidebar{grid-column:1;padding:54px 24px 30px;background:#e9edf1;border-right:1px solid var(--line)}.eyebrow{margin:0;color:var(--blue);font-size:10px;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.mode-nav{display:grid;gap:12px;margin-top:20px}.mode-nav button{position:relative;display:grid;grid-template-columns:24px 40px 1fr 18px;align-items:center;gap:10px;width:100%;min-height:88px;padding:14px 13px;text-align:left;background:transparent;border:1px solid #cad2dc;cursor:pointer;transition:background .18s ease,border .18s ease,transform .18s ease}.mode-nav button:hover{transform:translateY(-1px);border-color:#aeb9c6}.mode-nav button.active{color:#fff;background:var(--blue);border-color:var(--blue);box-shadow:0 12px 30px #0759e630}.mode-number{align-self:start;font-size:9px;font-weight:800;letter-spacing:.08em;opacity:.72}.mode-icon{display:grid;place-items:center}.mode-icon svg{width:23px;height:23px;stroke-width:1.6}.mode-nav strong,.mode-nav small{display:block}.mode-nav strong{font-size:14px;letter-spacing:-.01em}.mode-nav small{margin-top:5px;font-size:10px;opacity:.74}.mode-arrow{width:15px;height:15px;opacity:.5}.sidebar-note{display:flex;gap:10px;margin-top:40px;padding-top:20px;color:#596576;border-top:1px solid #cdd4dc}.sidebar-note svg{flex:0 0 auto;color:var(--blue)}.sidebar-note p{margin:0;font-size:11px;line-height:1.6}.sidebar-note strong{color:#374354}.main{grid-column:2;min-width:0;padding:66px clamp(28px,5vw,78px) 90px}.intro{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(250px,.7fr);gap:60px;align-items:end;max-width:1280px;margin:0 auto 44px}.intro h1{max-width:780px;margin:13px 0 0;font-size:clamp(38px,5vw,72px);font-weight:600;line-height:.98;letter-spacing:-.055em}.intro-copy{margin:0;padding-bottom:5px;color:var(--muted);font-size:15px;line-height:1.7}.category-tabs{display:flex;flex-wrap:wrap;gap:4px;max-width:1280px;margin:0 auto 30px;padding-bottom:12px;border-bottom:1px solid var(--line)}.category-tabs button{padding:10px 15px;color:#647082;font-size:12px;font-weight:700;background:transparent;border:0;border-bottom:2px solid transparent;cursor:pointer}.category-tabs button.active{color:var(--blue);border-bottom-color:var(--blue)}.workspace{display:grid;grid-template-columns:minmax(230px,.62fr) minmax(480px,1.38fr);max-width:1280px;margin:auto;border:1px solid var(--line);background:var(--paper);box-shadow:0 24px 60px #1c273612}.tool-list{padding:26px;background:#f8f9fb;border-right:1px solid var(--line)}.section-label{margin-bottom:14px;color:#8490a0;font-size:9px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.tool-card{display:grid;grid-template-columns:25px 1fr 18px;gap:10px;align-items:center;width:100%;min-height:74px;padding:12px 10px;text-align:left;background:transparent;border:0;border-top:1px solid var(--line);cursor:pointer;transition:color .16s ease,background .16s ease}.tool-card:last-child{border-bottom:1px solid var(--line)}.tool-card:hover{background:#fff}.tool-card.active{color:var(--blue);background:#fff}.tool-card>span{color:#99a3b1;font-size:9px;font-weight:800}.tool-card strong,.tool-card small{display:block}.tool-card strong{font-size:13px}.tool-card small{margin-top:4px;color:#7a8493;font-size:10px;line-height:1.4}.tool-card svg{width:14px;opacity:.35}.tool-card.active svg{opacity:1}.composer{padding:clamp(28px,4vw,58px)}.composer-head{display:flex;gap:18px;align-items:flex-start;padding-bottom:28px;border-bottom:1px solid var(--line)}.tool-badge{display:grid;flex:0 0 48px;place-items:center;width:48px;height:48px;color:#fff;background:var(--blue)}.tool-badge svg{width:20px}.composer h2,.result h2{margin:6px 0 4px;font-size:24px;font-weight:600;letter-spacing:-.035em}.composer-head p:last-child{margin:0;color:var(--muted);font-size:13px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:30px}.field{display:grid;gap:8px}.field-wide{grid-column:1 / -1}.field span{color:#344052;font-size:11px;font-weight:700}.field input,.field textarea{width:100%;padding:13px 14px;color:#1d2938;background:#f9fafb;border:1px solid #d5dbe3;border-radius:0;transition:border .16s ease,background .16s ease}.field input{height:45px}.field textarea{min-height:104px;resize:vertical;line-height:1.5}.field input::placeholder,.field textarea::placeholder{color:#9ba5b2}.field input:focus,.field textarea:focus{background:#fff;border-color:var(--blue);outline:0;box-shadow:0 0 0 3px #0759e61a}.error{margin-top:20px;padding:12px 14px;color:#a01b1b;font-size:12px;background:#fff3f2;border-left:3px solid #d53737}.composer-actions{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}.composer-actions p{max-width:310px;margin:0;color:#818b98;font-size:10px;line-height:1.5}.generate{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 22px;color:#fff;font-size:12px;font-weight:800;background:var(--blue);border:1px solid var(--blue);cursor:pointer;transition:background .16s ease,transform .16s ease}.generate:hover:not(:disabled){background:var(--blue-dark);transform:translateY(-1px)}.generate:disabled{opacity:.65;cursor:wait}.generate svg{width:16px}.result{max-width:1280px;margin:28px auto 0;padding:clamp(28px,4vw,52px);background:#fff;border:1px solid var(--line);box-shadow:0 20px 46px #1c27360d}.result-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:22px;border-bottom:1px solid var(--line)}.result-head button{display:flex;align-items:center;gap:7px;padding:9px 12px;color:#465367;font-size:11px;font-weight:700;background:transparent;border:1px solid var(--line);cursor:pointer}.result-head button svg{width:14px;height:14px}.result-loading{display:flex;gap:12px;align-items:center;padding:44px 0;color:var(--muted);font-size:13px}.markdown{max-width:900px;padding-top:25px;color:#273346;font-size:14px;line-height:1.75}.markdown h1,.markdown h2,.markdown h3{color:var(--ink);line-height:1.22;letter-spacing:-.025em}.markdown h1{font-size:25px}.markdown h2{margin-top:28px;font-size:20px}.markdown h3{margin-top:22px;font-size:16px}.markdown li{margin:5px 0}.markdown strong{color:#111b29}.markdown code{padding:2px 5px;background:#eef2f6}.model-note{margin:30px 0 0;padding-top:16px;color:#929ba7;font-size:9px;border-top:1px solid var(--line)}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}footer{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:0 44px;color:#8390a0;font-size:10px;background:#111a27}footer span:first-child{color:#fff;font-weight:800;letter-spacing:.08em}.scrim{display:none}@media(max-width:960px){.app-shell{grid-template-columns:1fr}.topbar{padding:0 22px}.top-meta{display:none}.mobile-menu,.close-menu{display:grid;place-items:center;cursor:pointer}.sidebar{position:fixed;inset:0 auto 0 0;z-index:50;width:min(340px,88vw);transform:translate(-105%);transition:transform .2s ease;box-shadow:20px 0 50px #08101a3d}.sidebar.is-open{transform:translate(0)}.close-menu{position:absolute;top:22px;right:18px}.scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;width:100%;background:#0a121d73;border:0}.main{grid-column:1;padding:45px 24px 70px}.intro{grid-template-columns:1fr;gap:22px}.workspace{grid-template-columns:1fr}.tool-list{border-right:0;border-bottom:1px solid var(--line)}footer{padding:0 22px}}@media(max-width:640px){.topbar{height:70px}.app-shell{grid-template-rows:70px auto auto}.brand-mark{width:36px;height:36px}.brand strong{font-size:12px}.intro h1{font-size:42px}.category-tabs{flex-wrap:nowrap;overflow-x:auto}.category-tabs button{flex:0 0 auto}.composer{padding:26px 20px}.composer-head{flex-direction:column}.fields{grid-template-columns:1fr}.field-wide{grid-column:auto}.composer-actions{align-items:stretch;flex-direction:column}.generate{width:100%}.result{padding:26px 20px}footer{min-height:98px;align-items:flex-start;flex-direction:column;justify-content:center;gap:8px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}
