:root{color-scheme:dark;--bg:#080808;--panel:#141414;--raised:#1c1c1e;--control:#2c2c2e;--line:#2b2b2d;--text:#f5f5f7;--muted:#a1a1a6;--blue:#64b5ff;--red:#ff6961;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border:0;background:none}button:disabled{opacity:.45;cursor:not-allowed}button:hover:not(:disabled){filter:brightness(1.15)}button:active:not(:disabled){transform:translateY(1px)}a{color:inherit;text-decoration:none}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.symbols{position:absolute;width:0;height:0;overflow:hidden}[hidden]{display:none!important}::selection{background:#416b9a;color:#fff}:focus-visible{outline:2px solid var(--blue);outline-offset:4px}textarea::placeholder{color:#929297}button,select{touch-action:manipulation}*{scrollbar-color:#444 transparent;scrollbar-width:thin}.topbar{height:78px;max-width:1380px;padding:0 48px;margin:auto;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:600;letter-spacing:-.5px}.logo{width:29px;height:29px;stroke-width:1.4}.brand-muted{color:var(--muted);font-weight:400}.account-button{height:44px;border-radius:24px;background:var(--raised);display:flex;align-items:center;gap:9px;padding:0 16px;font-size:13px;font-weight:500}.dot{height:6px;width:6px;border-radius:50%;background:#85858a}.dot.connected{background:#32d74b}main{max-width:1284px;padding:42px 0 0;margin:auto}.page-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}h1{font-size:32px;letter-spacing:-1px;margin:0 0 8px;font-weight:650}.page-heading p{color:var(--muted);margin:0;font-size:14px}.tabs{display:flex;gap:4px;background:var(--raised);padding:4px;border-radius:12px}.tabs button{min-height:36px;border-radius:8px;padding:0 16px;display:flex;align-items:center;gap:7px;color:var(--muted);font-weight:500}.tabs button[aria-pressed=true]{color:var(--text);background:#373739}.tabs svg{width:15px;height:15px}.tabs #history-count{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}.workspace{display:grid;grid-template-columns:360px minmax(0,1fr);gap:32px}.composer{padding-top:1px}.form-section{margin-bottom:27px}.section-label{font-size:13px;font-weight:600;display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.section-label>span:last-child:not(:first-child){font-size:11px;font-weight:400;color:var(--muted);font-variant-numeric:tabular-nums}.optional{font-size:11px;color:var(--muted);font-weight:400;margin-left:5px}textarea{display:block;width:100%;height:168px;resize:vertical;min-height:110px;max-height:400px;background:var(--raised);border:1px solid transparent;border-radius:14px;padding:17px;color:var(--text);font-size:15px;line-height:1.65;caret-color:var(--blue);transition:border-color .15s}textarea:focus{border-color:#636366;outline:none}.prompt-footer{display:flex;justify-content:space-between;margin-top:4px}.text-button{color:var(--blue);padding:8px 0;font-size:12px;min-height:36px}.quiet{color:var(--muted)}.references{display:flex;gap:9px;align-items:center;overflow:auto;padding:3px 2px 5px}.add-reference{min-width:68px;height:68px;display:grid;place-items:center;border:1px dashed #505054;border-radius:12px;color:var(--muted)}.reference-thumb{position:relative;flex-shrink:0;width:68px;height:68px}.reference-thumb img{width:100%;height:100%;border-radius:12px;object-fit:cover}.reference-thumb button{position:absolute;right:-3px;top:-3px;border-radius:20px;background:#e5e5e7;color:#111;width:22px;height:22px;display:grid;place-items:center;padding:3px}.reference-thumb button svg{width:14px;height:14px}.field-note{color:var(--muted);font-size:12px;line-height:1.65;margin:7px 0 0}fieldset{margin:0;padding:0;border:0;min-width:0}legend{padding:0}.segmented{display:flex;background:var(--raised);border-radius:12px;padding:4px;gap:4px}.segmented label{flex:1;cursor:pointer;position:relative}.segmented input{position:absolute;opacity:0;width:1px;height:1px}.segmented span{display:block;text-align:center;border-radius:8px;padding:10px;font-size:14px;font-weight:600;color:var(--muted)}.segmented small{display:block;font-size:11px;font-weight:400;margin-top:4px;color:var(--muted)}.segmented input:checked+span{background:#373739;color:#fff}.segmented input:focus-visible+span{outline:2px solid var(--blue)}.select-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.select-grid label{font-size:12px;color:var(--muted)}select{width:100%;display:block;margin-top:8px;background:var(--raised);color:var(--text);border:0;border-radius:10px;padding:0 12px;min-height:44px}.generate-footer{margin-top:30px}.primary,.secondary,.danger{border-radius:12px;min-height:46px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:14px;font-weight:600}.primary{background:#f5f5f7;color:#101010}.secondary{background:var(--control);color:var(--text)}.danger{background:#d83732;color:white}#generate-button{width:100%;justify-content:space-between}.generate-footer p{color:var(--muted);font-size:11px;text-align:center;margin:12px 0 0;line-height:1.5}.preview{background:var(--panel);border-radius:16px;min-width:0;display:flex;flex-direction:column;overflow:hidden;min-height:620px}.preview-toolbar{height:54px;display:flex;justify-content:space-between;align-items:center;padding:0 22px;font-size:12px;gap:15px;color:var(--muted)}#preview-title{color:#d4d4d8}#preview-meta{font-size:11px;text-align:right}.preview-stage{position:relative;min-height:500px;flex:1;display:flex;align-items:center;justify-content:center;padding:18px}.empty-state{text-align:center;max-width:420px;padding:28px 20px;overflow-wrap:anywhere}.empty-icon{margin:0 auto 24px;color:#85858a}.empty-icon svg{width:48px;height:48px;stroke-width:1}.empty-state h2{font-size:19px;letter-spacing:-.5px;font-weight:500;margin:0 0 12px}.empty-state p{font-size:13px;color:var(--muted);line-height:1.9;margin:0}.empty-state .secondary{margin-top:20px}#result-image{max-width:100%;max-height:660px;object-fit:contain;border-radius:8px}.result-actions{padding:15px 20px 20px;display:flex;gap:8px;justify-content:flex-end}.result-actions button{font-size:12px;min-height:40px;padding:0 13px}.result-actions svg{width:16px;height:16px}.spinner{display:block;width:27px;height:27px;border:2px solid #424245;border-top-color:#f5f5f7;border-radius:50%;animation:spin .85s linear infinite;margin:0 auto 24px}.loading-note{margin-top:16px!important;font-size:12px!important}.loading-dots{display:inline-block;width:16px;text-align:left}.page-footer{margin:28px 0 20px;display:flex;align-items:center;justify-content:space-between;color:#98989d;font-size:11px}.page-footer .text-button{font-size:11px}.history-heading{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:5px 0 20px}.history-heading p{color:var(--muted);font-size:12px;line-height:1.6;margin:0}.destructive{color:var(--red);white-space:nowrap}.history-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.history-item{min-width:0;text-align:left;padding:0}.history-item img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px;background:var(--raised)}.history-item p{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;margin:10px 0 5px}.history-item small{color:var(--muted);font-size:11px}.history-empty{text-align:center;padding:110px 20px}.history-empty>svg{width:40px;height:40px;color:var(--muted)}.history-empty h2{font-size:20px;margin:22px 0 10px}.history-empty p{color:var(--muted);font-size:13px}.history-empty button{margin-top:14px}dialog{background:#1c1c1e;color:var(--text);border:1px solid #38383a;border-radius:20px;padding:26px;width:420px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 48px);overflow:auto;box-shadow:0 20px 80px #0008}dialog::backdrop{background:#0009;backdrop-filter:blur(5px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:18px}.dialog-heading h2{font-size:20px;margin:0;letter-spacing:-.5px}.icon-button{display:grid;place-items:center;min-width:32px;height:32px;border-radius:50%;background:#343436;color:var(--muted)}.icon-button svg{width:16px;height:16px}.dialog-copy{color:var(--muted);line-height:1.8;font-size:14px;margin:0 0 22px}.remember-row{display:flex;align-items:center;gap:10px;font-size:13px}.remember-row input{accent-color:#fff;width:17px;height:17px}.dialog-copy+.field-note{margin-bottom:20px}#connect-button{width:100%;margin-top:24px;font-size:13px}.full{width:100%;margin-top:24px}.external-link{color:var(--blue);font-size:13px;display:inline-block;padding:10px 0;text-underline-offset:4px}.account-detail{padding:14px;border-radius:10px;background:#2c2c2e;font-size:12px;line-height:1.7;color:var(--muted)}.help-copy h3{font-size:14px;margin:24px 0 8px}.help-copy p{color:var(--muted);font-size:13px;line-height:1.8;margin:0}.confirm-actions{display:flex;justify-content:flex-end;gap:8px}#toast{position:fixed;bottom:calc(26px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);border:1px solid #49494c;background:#2c2c2e;padding:13px 20px;border-radius:14px;font-size:13px;box-shadow:0 8px 25px #0006;max-width:calc(100vw - 32px);width:max-content;z-index:100;text-align:center}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:1500px){main{padding-top:55px}.preview{min-height:690px}}@media(max-width:1380px){main{padding-left:48px;padding-right:48px}}@media(max-width:950px){.topbar{padding:0 28px}main{padding:30px 28px 0}.workspace{grid-template-columns:320px minmax(0,1fr);gap:24px}.preview-toolbar{padding:0 16px}#preview-meta{display:none}.preview-stage{min-height:420px}.preview{min-height:600px}.history-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:700px){.topbar{height:calc(68px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 20px 0}.brand{font-size:16px;gap:8px}.brand-muted{display:none}.logo{width:26px;height:26px}.account-button{font-size:11px;padding:0 12px;min-height:44px}main{padding:26px 20px 0}.page-heading{display:block;margin-bottom:26px}h1{font-size:30px}.page-heading p{font-size:13px}.tabs{margin-top:24px;width:100%;border-radius:11px}.tabs button{flex:1;justify-content:center;min-height:38px}.workspace{display:flex;flex-direction:column;gap:24px}.form-section{margin-bottom:24px}textarea{height:145px;font-size:16px}.prompt-footer .text-button{min-height:40px}.references{gap:10px}.segmented span{padding:10px}.select-grid{margin-top:18px}.generate-footer{margin-top:24px}.generate-footer .primary{min-height:50px}.preview{min-height:380px}.preview-stage{min-height:300px;padding:12px}.preview-toolbar{height:44px}.empty-state{padding:25px 15px}.empty-icon{margin-bottom:18px}.empty-icon svg{width:40px;height:40px}.empty-state h2{font-size:17px}.empty-state p{font-size:12px}#result-image{max-height:65dvh}.result-actions{padding:12px;gap:8px}.result-actions button{flex:1;min-height:44px;padding:0 9px}.page-footer{font-size:12px;margin-top:20px;padding-bottom:env(safe-area-inset-bottom)}.page-footer .text-button{font-size:12px}.history-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 12px}.history-heading p{max-width:230px}.history-empty{padding:75px 15px}dialog{padding:22px;border-radius:20px}.dialog-heading h2{font-size:18px}#toast{bottom:calc(18px + env(safe-area-inset-bottom))}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:1.5s!important;transition:none!important}}

/* Comfortable touch areas across desktop and mobile. */
.tabs button,.text-button,.prompt-footer .text-button{min-height:44px}.icon-button{min-width:44px;height:44px}.result-actions button{min-height:44px}.reference-thumb button{width:44px;height:44px;right:-11px;top:-11px;background:transparent;isolation:isolate}.reference-thumb button::before{content:"";position:absolute;inset:10px;border-radius:50%;background:#e5e5e7;z-index:-1}
.text-button{min-width:44px}.reference-thumb button{right:0;top:0}
/* Reference mentions use the existing native dark surface palette. */
.prompt-editor{position:relative}.mention-help{font-size:12px;line-height:1.6;color:var(--muted);margin:10px 0 0}.mention-help kbd{font:inherit;color:var(--text);background:var(--control);padding:1px 5px;border-radius:4px}.caret-mirror{position:absolute;top:0;left:-10000px;visibility:hidden;pointer-events:none;white-space:pre-wrap;overflow-wrap:break-word;border-style:solid;border-color:transparent}.reference-picker{position:fixed;z-index:40;display:flex;flex-direction:column;background:#262628;border-radius:16px;box-shadow:0 12px 40px #0009;overflow:hidden;max-width:calc(100vw - 32px)}.picker-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px 8px;font-size:12px;color:var(--muted);flex-shrink:0}.picker-heading>span:first-child{color:var(--text);font-weight:600}#reference-options{overflow-y:auto;overscroll-behavior:contain;min-height:0;padding:4px 6px;scroll-padding:4px;touch-action:pan-y}.reference-option{min-height:64px;display:flex;align-items:center;gap:12px;padding:8px 10px;border-radius:10px;cursor:pointer;user-select:none}.reference-option[aria-selected=true]{background:#414144}.reference-option img{width:44px;height:44px;object-fit:cover;border-radius:8px;flex-shrink:0}.reference-option>div{min-width:0;flex:1}.reference-option strong{display:block;font-size:14px;font-weight:600;line-height:1.5}.reference-option>div>span{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;color:#b4b4ba;line-height:1.6}.reference-token{font-size:12px;color:#c5c5ca;white-space:nowrap}.picker-empty{color:var(--muted);font-size:13px;line-height:1.7;padding:12px 16px;margin:0}.picker-footer{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px;padding:0 10px 0 16px;border-top:1px solid #3b3b3e;color:#b4b4ba;font-size:11px;flex-shrink:0}.picker-footer button{display:flex;gap:4px;align-items:center;justify-content:center;min-height:44px;min-width:44px;color:inherit}.picker-footer svg{width:12px;height:12px}.reference-badge{position:absolute;left:4px;bottom:4px;background:#000c;color:#fff;border-radius:4px;padding:2px 5px;font-size:11px;line-height:1.4;pointer-events:none}.reference-thumb button{right:-5px;top:-5px}.references{padding-top:7px;padding-bottom:7px}.reference-thumb button::before{inset:10px}.reference-thumb button svg{position:relative}.reference-thumb{width:76px;height:76px}.add-reference{min-width:76px;height:76px}@media(max-width:700px){.mention-help{font-size:12px}.reference-option{min-height:64px}.picker-footer>span{font-size:11px}}