:root{--bg-0: #0b0813;--bg-1: #120d1f;--bg-2: #18122a;--bg-3: #221934;--line: rgba(167,139,250,.1);--line-strong: rgba(167,139,250,.2);--fg: #f1edfa;--fg-muted: #a89cc4;--fg-subtle: #6b6190;--accent: #8b5cf6;--accent-2: #c084fc;--accent-hover: #9d70f9;--accent-soft: rgba(139,92,246,.14);--accent-glow: rgba(139,92,246,.45);--success: #10b981;--error: #f43f5e;--r-lg: 14px;--r-md: 10px;--r-sm: 6px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:var(--font);background:var(--bg-0);color:var(--fg);line-height:1.5;font-size:14px;-webkit-font-smoothing:antialiased;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;background-image:linear-gradient(rgba(255,255,255,.015) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.015) 1px,transparent 1px);background-size:32px 32px;pointer-events:none;z-index:0;mask-image:radial-gradient(ellipse at top,black 30%,transparent 80%)}body:after{content:"";position:fixed;top:-25vh;left:50%;transform:translate(-50%);width:90vw;height:70vh;background:radial-gradient(ellipse 50% 60% at 40% 40%,rgba(139,92,246,.18),transparent 65%),radial-gradient(ellipse 50% 60% at 60% 50%,rgba(192,132,252,.12),transparent 65%);pointer-events:none;z-index:0;opacity:.8}::selection{background:var(--accent);color:#fff}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg-3);border-radius:5px;border:2px solid var(--bg-0)}::-webkit-scrollbar-thumb:hover{background:#2a2a32}.shell{position:relative;z-index:1;max-width:1400px;margin:0 auto;padding:32px 32px 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75%,#1f1f26 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0;box-shadow:inset 0 0 60px #0006}.empty-state{text-align:center;max-width:320px;animation:fade-up .4s ease-out}.empty-state-icon{width:64px;height:64px;margin:0 auto 20px;border-radius:16px;background:var(--bg-2);border:1px solid var(--line);display:grid;place-items:center;color:var(--fg-subtle)}.empty-state-icon svg{width:28px;height:28px}.empty-state h3{font-size:15px;font-weight:600;margin-bottom:6px}.empty-state p{color:var(--fg-muted);font-size:13px}.preview-image{max-width:100%;max-height:540px;display:block;border-radius:4px;box-shadow:0 12px 48px #0009;animation:fade-up .4s ease-out}.split-view{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:stretch;animation:fade-up .4s 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#0009;border-radius:4px;overflow:hidden}.compare img{display:block;max-height:540px;max-width:100%}.compare-after{position:absolute;inset:0;overflow:hidden;clip-path:polygon(50% 0,100% 0,100% 100%,50% 100%)}.compare-after img{position:absolute;top:0;right:0;max-height:540px;max-width:none}.compare-handle{position:absolute;top:0;bottom:0;left:50%;width:2px;background:var(--accent);transform:translate(-50%);cursor:ew-resize;box-shadow:0 0 12px var(--accent-glow)}.compare-handle:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:36px;height:36px;background:var(--accent);border:2px solid #fff;border-radius:50%;box-shadow:0 4px 16px #0006}.compare-handle:before{content:"⇆";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:14px;font-weight:700;z-index:2;pointer-events:none}.compare-label{position:absolute;top:10px;padding:4px 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.15s}.pill-btn:hover{background:var(--bg-3);border-color:var(--fg-subtle)}.pill-btn.primary{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.pill-btn.primary:hover{background:var(--accent);color:#fff}.pill-btn svg{width:12px;height:12px}.error-banner{margin:0 20px 16px;padding:10px 14px;background:#f43f5e14;border:1px solid rgba(244,63,94,.3);border-radius:var(--r-sm);color:var(--error);font-size:12px;display:flex;align-items:center;gap:8px;animation:fade-up .25s ease-out}.error-banner svg{width:14px;height:14px;flex-shrink:0}.top-tabs-wrap{display:flex;justify-content:center}.top-tabs{display:inline-flex;gap:4px;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);padding:4px;margin:0 auto 32px}.top-tab{padding:8px 18px;border-radius:var(--r-sm);font-size:13px;font-weight:600;color:var(--fg-muted);cursor:pointer;border:0;background:transparent;font-family:inherit;transition:background .15s,color .15s;display:inline-flex;align-items:center;gap:8px}.top-tab svg{width:14px;height:14px}.top-tab:hover{color:var(--fg)}.top-tab.active{background:var(--accent);color:#fff;box-shadow:0 2px 8px var(--accent-glow)}.tab-panel{display:none}.tab-panel.active{display:block}@keyframes fade-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 1080px){.workspace{grid-template-columns:1fr}.control-panel{position:static}}