:root{--bg-dark: #0d0f12;--bg-panel: #13171e;--bg-panel-light: #1a1e27;--bg-panel-hover: #222733;--border-color: #2a303c;--border-color-light: #3a4252;--text-main: #f1f5f9;--text-muted: #94a3b8;--text-dim: #64748b;--accent-gold: #d97706;--accent-gold-hover: #b45309;--accent-amber: #f59e0b;--accent-blue: #3b82f6;--accent-emerald: #10b981;--accent-rose: #f43f5e;--paper-bg: #fbf9f5;--paper-text: #1c1d1f;--paper-heading: #0f172a;--paper-shadow: 0 20px 40px rgba(0, 0, 0, .4), 0 0 0 1px rgba(255, 255, 255, .05);--font-serif: "Playfair Display", Georgia, serif;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--header-height: 56px}[data-ui-theme=light]{--bg-dark: #f1f5f9;--bg-panel: #ffffff;--bg-panel-light: #f8fafc;--bg-panel-hover: #e2e8f0;--border-color: #cbd5e1;--border-color-light: #e2e8f0;--text-main: #0f172a;--text-muted: #475569;--text-dim: #64748b;--accent-gold: #d97706;--accent-gold-hover: #b45309;--accent-amber: #d97706;--paper-shadow: 0 10px 30px rgba(0, 0, 0, .12), 0 0 0 1px rgba(0, 0, 0, .05)}[data-ui-theme=light] .right-pane{background:#cbd5e1}[data-ui-theme=light] .preview-status-bar{background:#ffffffe6;color:#1e293b;box-shadow:0 4px 12px #0000000d}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);font-family:var(--font-sans);line-height:1.5;overflow:hidden;height:100vh;width:100vw;transition:background-color .25s ease,color .25s ease}#root{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#0000001a}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent-gold)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease;border:1px solid transparent;background:var(--bg-panel-light);color:var(--text-main)}.btn:hover{background:var(--bg-panel-hover);border-color:var(--border-color-light)}.btn-primary{background:var(--accent-gold);color:#fff;border-color:var(--accent-gold-hover);font-weight:600}.btn-primary:hover{background:var(--accent-gold-hover);box-shadow:0 4px 12px #d977064d}.btn-outline{background:transparent;border-color:var(--border-color)}.btn-outline:hover{border-color:var(--accent-gold);color:var(--accent-amber)}.btn-sm{padding:4px 8px;font-size:12px}.app-container{display:flex;flex-direction:column;height:100vh;width:100vw;background:var(--bg-dark)}.app-header{height:var(--header-height);background:#0f1218f0;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid rgba(217,119,6,.3);display:flex;align-items:center;justify-content:space-between;padding:0 24px;z-index:100;box-shadow:0 4px 25px #00000059}[data-ui-theme=light] .app-header{background:#fffffff0;border-bottom:1px solid rgba(217,119,6,.35);box-shadow:0 4px 20px #0000000f}.brand{display:flex;align-items:center;gap:12px}.brand-logo-icon{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,#d97706,#b45309);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 0 15px #d9770666}.brand-badge{font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:-.02em;color:var(--text-main);text-decoration:none;display:flex;align-items:center;gap:6px;transition:transform .2s ease}.brand-badge:hover{transform:scale(1.02)}.brand-badge span{background:linear-gradient(135deg,#f59e0b,#d97706);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.brand-tag{font-size:11px;font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.08em;padding:3px 10px;background:#d9770626;color:var(--accent-amber);border-radius:14px;border:1px solid rgba(217,119,6,.35);font-weight:600;display:flex;align-items:center;gap:5px}.edge-status-badge{font-size:11px;padding:3px 10px;background:#10b9811f;color:#34d399;border-radius:14px;border:1px solid rgba(16,185,129,.3);font-weight:500;display:flex;align-items:center;gap:5px}.header-actions{display:flex;align-items:center;gap:10px}.theme-pill-group{display:flex;align-items:center;background:var(--bg-panel-light);padding:3px;border-radius:8px;border:1px solid var(--border-color);margin-right:8px}.theme-pill-btn{background:transparent;border:none;color:var(--text-muted);padding:4px 10px;border-radius:6px;font-size:11px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:5px;transition:all .2s ease}.theme-pill-btn:hover{color:var(--text-main)}.theme-pill-btn.active{background:var(--accent-gold);color:#fff;font-weight:600;box-shadow:0 2px 8px #d9770659}.header-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:7px;font-size:12px;font-weight:600;cursor:pointer;transition:all .2s ease;border:1px solid transparent}.header-btn-outline{background:var(--bg-panel-light);border-color:var(--border-color);color:var(--text-main)}.header-btn-outline:hover{border-color:var(--accent-gold);color:var(--accent-amber);box-shadow:0 2px 10px #d9770633}.header-btn-primary{background:linear-gradient(135deg,#d97706,#b45309);color:#fff;border-color:#d9770699;box-shadow:0 4px 14px #d9770659}.header-btn-primary:hover{background:linear-gradient(135deg,#f59e0b,#d97706);transform:translateY(-1px);box-shadow:0 6px 18px #d9770673}.app-body{display:flex;flex:1;height:calc(100vh - var(--header-height));overflow:hidden}.left-pane{width:48%;min-width:440px;max-width:750px;background:var(--bg-panel);border-right:1px solid var(--border-color);display:flex;flex-direction:column;height:100%;overflow:hidden}.controls-bar{background:var(--bg-panel-light);border-bottom:1px solid var(--border-color);display:flex;flex-direction:column;transition:all .2s ease}.controls-tabs-header{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;background:var(--bg-panel);border-bottom:1px solid var(--border-color)}.tabs-group{display:flex;align-items:center;gap:4px}.tab-btn{background:transparent;border:1px solid transparent;color:var(--text-muted);padding:5px 12px;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .15s ease}.tab-btn:hover{color:var(--text-main);background:var(--bg-panel-hover)}.tab-btn.active{background:var(--bg-panel-light);color:var(--accent-amber);border-color:#d9770666;font-weight:600;box-shadow:inset 0 -2px 0 var(--accent-gold)}.collapse-btn{background:transparent;border:1px solid var(--border-color);color:var(--text-muted);padding:4px 10px;border-radius:6px;cursor:pointer;font-size:11px;display:flex;align-items:center;gap:4px;transition:all .15s 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var(--border-color);animation:fadeInFooter .2s ease-out forwards}@keyframes fadeInFooter{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.footer-container{display:grid;grid-template-columns:2fr 1.2fr 1.2fr 1.2fr;gap:24px;max-width:1280px;margin:0 auto;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.footer-col{display:flex;flex-direction:column;gap:8px}.footer-brand{display:flex;align-items:center;gap:8px}.footer-brand-icon{color:var(--accent-gold)}.footer-brand-title{font-family:var(--font-serif);font-size:16px;font-weight:700;color:var(--text-main)}.footer-brand-title span{color:var(--accent-gold)}.footer-tagline{font-size:11.5px;line-height:1.5;color:var(--text-dim)}.privacy-badge{display:inline-flex;align-items:center;gap:6px;font-size:11px;color:var(--accent-emerald);background:#10b9811a;padding:4px 10px;border-radius:6px;border:1px solid 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