:root{--bg:#f4f3ef;--bg-cool:#eef1f0;--surface:#fff;--surface-muted:#f7f7f4;--ink:#11130f;--muted:#6d7169;--faint:#a2a69f;--line:#deded8;--line-strong:#c7cbc2;--accent:#b6ff3e;--accent-dark:#72a80e;--danger:#b42318;--shadow:0 24px 70px #1418121c;--soft-shadow:0 12px 32px #14181214}*{box-sizing:border-box}html{background:linear-gradient(125deg, var(--bg) 0%, #fafaf8 48%, var(--bg-cool) 100%);min-height:100%}body{min-height:100%;color:var(--ink);letter-spacing:0;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,textarea{font:inherit;letter-spacing:0}button,a{-webkit-tap-highlight-color:transparent}.app-shell{min-height:100vh;padding:24px}.topbar{justify-content:space-between;align-items:center;gap:16px;max-width:1440px;margin:0 auto 24px;display:flex}.brand{color:var(--ink);align-items:center;gap:12px;font-size:13px;font-weight:800;line-height:1;display:flex}.topbar-actions{justify-content:flex-end;align-items:center;gap:10px;display:flex}.brand-logo-shell{border:1px solid var(--ink);background:var(--ink);border-radius:7px;justify-content:center;align-items:center;width:178px;height:48px;padding:8px 11px;display:flex}.brand-logo{object-fit:contain;width:100%;height:100%}.brand-name{display:none}.api-pill{border:1px solid var(--line);min-height:34px;color:var(--danger);background:#ffffffad;border-radius:999px;align-items:center;gap:8px;padding:0 12px;font-size:12px;font-weight:700;display:inline-flex}.api-pill[data-ready=true]{color:var(--accent-dark)}.api-pill svg{width:15px;height:15px}.operator-pill,.logout-button{border:1px solid var(--line);min-height:34px;color:var(--ink);background:#ffffffb8;border-radius:999px;justify-content:center;align-items:center;gap:8px;display:inline-flex}.operator-pill{padding:0 12px;font-size:12px;font-weight:850}.operator-pill svg,.logout-button svg{width:15px;height:15px}.logout-button{cursor:pointer;width:34px;transition:transform .16s,border-color .16s,opacity .16s}.logout-button:hover:not(:disabled){border-color:var(--line-strong);transform:translateY(-1px)}.logout-button:disabled{cursor:not-allowed;opacity:.55}.auth-screen{place-items:center;min-height:calc(100vh - 92px);padding:36px 0;display:grid}.auth-card{background:linear-gradient(180deg, #ffffffe6, #f8f8f5d1), var(--surface);width:min(100%,430px);box-shadow:var(--shadow);border:1px solid #c4c6bdcc;border-radius:8px;padding:24px}.auth-card.compact{width:auto;color:var(--muted);align-items:center;gap:10px;font-size:13px;font-weight:850;display:inline-flex}.auth-lock{border:1px solid var(--ink);background:var(--ink);width:46px;height:46px;color:var(--accent);border-radius:8px;place-items:center;margin-bottom:18px;display:grid}.auth-lock svg{width:20px;height:20px}.auth-copy h1{max-width:8ch;font-size:clamp(38px,8vw,58px)}.auth-submit{width:100%;margin-top:18px}.workspace{grid-template-columns:minmax(320px,410px) minmax(0,1fr);gap:24px;max-width:1440px;margin:0 auto;display:grid}.control-panel,.preview-panel{box-shadow:var(--soft-shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffc2;border:1px solid #c4c6bdcc;border-radius:8px}.control-panel{align-self:start;padding:22px}.panel-heading{margin-bottom:18px}.overline{color:var(--accent-dark);text-transform:uppercase;margin:0 0 8px;font-size:11px;font-weight:900;line-height:1}h1{max-width:11ch;color:var(--ink);margin:0;font-size:clamp(34px,4vw,52px);font-weight:900;line-height:.92}.file-input{clip:rect(0, 0, 0, 0);white-space:nowrap;clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.dropzone{cursor:pointer;border:1px dashed var(--line-strong);background:linear-gradient(180deg, #ffffffe6, #f7f7f4e0), var(--surface-muted);text-align:center;border-radius:8px;place-items:center;gap:8px;min-height:138px;padding:22px;transition:border-color .18s,background .18s,transform .18s;display:grid}.dropzone:hover,.dropzone.is-dragging{border-color:var(--accent-dark);background:#fbfff2;transform:translateY(-1px)}.dropzone svg{width:30px;height:30px;color:var(--accent-dark)}.dropzone span{max-width:100%;color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:850;line-height:1.25;overflow:hidden}.dropzone small{color:var(--muted);font-size:12px;font-weight:650}.field-stack{gap:14px;margin-top:18px;display:grid}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}label{gap:7px;display:grid}label span{color:var(--muted);text-transform:uppercase;font-size:11px;font-weight:850;line-height:1}input,textarea{border:1px solid var(--line);background:var(--surface);width:100%;color:var(--ink);border-radius:7px;outline:none;padding:11px 12px;font-size:14px;font-weight:700;line-height:1.35;transition:border-color .16s,box-shadow .16s,background .16s}textarea{resize:vertical}input:focus,textarea:focus{border-color:var(--accent-dark);box-shadow:0 0 0 3px #b6ff3e47}.status-message{color:var(--danger);background:#fff6f5;border:1px solid #b4231838;border-radius:7px;align-items:flex-start;gap:9px;margin-top:16px;padding:11px 12px;font-size:12px;font-weight:750;line-height:1.35;display:flex}.status-message svg{width:15px;min-width:15px;height:15px;margin-top:1px}.actions{grid-template-columns:minmax(0,1fr) 46px;gap:10px;margin-top:18px;display:grid}.primary-action,.icon-action,.segmented-control button,.download-link{cursor:pointer;border:1px solid #0000;border-radius:7px;justify-content:center;align-items:center;gap:9px;min-height:46px;text-decoration:none;transition:transform .16s,opacity .16s,background .16s,border-color .16s;display:inline-flex}.primary-action{background:var(--ink);color:var(--accent);font-size:13px;font-weight:900}.primary-action:hover:not(:disabled),.icon-action:hover,.download-link:hover:not(.is-disabled){transform:translateY(-1px)}.primary-action:disabled,.segmented-control button:disabled,.download-link.is-disabled{cursor:not-allowed;opacity:.48}.primary-action svg,.icon-action svg,.download-link svg{width:17px;height:17px}.icon-action{border-color:var(--line);background:var(--surface);color:var(--ink)}.preview-panel{grid-template-rows:auto minmax(0,1fr) auto;min-height:calc(100vh - 116px);padding:18px;display:grid}.preview-toolbar{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.segmented-control{border:1px solid var(--line);background:var(--surface-muted);border-radius:8px;gap:4px;padding:4px;display:inline-flex}.segmented-control button{min-height:34px;color:var(--muted);background:0 0;border-radius:6px;padding:0 14px;font-size:12px;font-weight:850}.segmented-control button[data-active=true]{background:var(--surface);color:var(--ink);box-shadow:0 3px 10px #14181214}.download-link{border-color:var(--line);background:var(--surface);min-height:38px;color:var(--ink);padding:0 13px;font-size:12px;font-weight:850}.canvas-shell{background-color:#f8f8f5;background-image:linear-gradient(90deg,#e1e2db94 1px,#0000 1px),linear-gradient(#e1e2db94 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:44px 44px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;border-radius:8px;place-items:center;min-height:0;padding:min(5vw,42px);display:grid}.canvas-frame{aspect-ratio:4/5;width:min(100%,68vh);max-width:620px;box-shadow:var(--shadow);background:#efeee9;border:1px solid #d5d7cf;border-radius:6px;position:relative;overflow:hidden}.canvas-frame img{object-fit:contain;background:#efeee9;width:100%;height:100%;display:block}.empty-canvas,.generation-overlay{place-items:center;display:grid;position:absolute;inset:0}.empty-canvas{color:var(--faint);align-content:center;gap:12px;font-size:13px;font-weight:850}.empty-canvas svg{width:42px;height:42px}.generation-overlay{z-index:2;color:var(--ink);text-align:center;-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px);background:#f5f5f1d1;font-size:14px;font-weight:850}.generation-overlay svg{width:30px;height:30px;color:var(--accent-dark)}.spin{animation:.9s linear infinite spin}.spec-strip{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:16px;display:grid}.spec-strip div{border:1px solid var(--line);min-height:48px;color:var(--ink);background:#ffffffc2;border-radius:7px;align-items:center;gap:9px;padding:0 12px;font-size:13px;font-weight:850;line-height:1.2;display:flex}.spec-strip svg{width:17px;min-width:17px;height:17px;color:var(--accent-dark)}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:920px){.workspace{grid-template-columns:1fr}.preview-panel{min-height:auto}.canvas-frame{width:min(100%,520px)}}@media (max-width:680px){.app-shell{padding:14px}.topbar{flex-direction:column;align-items:flex-start;margin-bottom:14px}.topbar-actions{flex-wrap:wrap;justify-content:flex-start;align-items:stretch;width:100%}.api-pill,.operator-pill{min-height:36px}.auth-screen{min-height:calc(100vh - 130px);padding:18px 0}.auth-card{padding:18px}.control-panel,.preview-panel{padding:16px}h1{max-width:100%;font-size:36px}.field-grid,.spec-strip{grid-template-columns:1fr}.preview-toolbar{flex-direction:column;align-items:stretch}.segmented-control,.download-link{width:100%}.segmented-control button{flex:1}.canvas-shell{padding:16px}}