:root{--bg: #0b1220;--bg-elevated: #121c31;--bg-panel: #101a2c;--bg-input: #0f1a2d;--bg-button: #152238;--bg-user: #1c3358;--bg-header: rgba(8, 14, 26, .92);--bg-glow: #1a2b4a;--border: #2b3d5c;--border-strong: #3a4d6f;--border-header: #243552;--text: #e8eef7;--text-muted: #9aadc8;--text-link: #9ec1ff;--accent: #2f6fed;--danger: #8b1e2d;--danger-border: #b83346;--success: #7dffa3;--error: #ff8e9a;font-family:Segoe UI,system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.45;color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(1200px 600px at 10% -10%,var(--bg-glow),var(--bg) 55%);color:var(--text)}a{color:var(--text-link);text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid var(--border-strong);background:var(--bg-button);color:var(--text);border-radius:10px;padding:.55rem .9rem}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.danger{background:var(--danger);border-color:var(--danger-border)}input,textarea,select{width:100%;border-radius:10px;border:1px solid var(--border-strong);background:var(--bg-input);color:var(--text);padding:.6rem .75rem}.app-header{display:flex;gap:.5rem;align-items:center;padding:.75rem 1rem;border-bottom:1px solid var(--border-header);background:var(--bg-header);position:sticky;top:0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10;flex-wrap:wrap}.app-header .brand{font-weight:700;margin-right:.75rem;letter-spacing:.04em}.app-header a,.app-header button.linkish{background:transparent;border:none;color:var(--text-muted);padding:.4rem .55rem}.app-header a.active{color:#fff;border-bottom:2px solid var(--accent)}.page{padding:1.25rem;max-width:1200px;margin:0 auto}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.card{border:1px solid var(--border);border-radius:16px;padding:1.1rem;background:var(--bg-elevated)}.card h2{margin-top:0}.layout-split{display:grid;grid-template-columns:280px 1fr 360px;gap:.75rem;min-height:70vh}@media(max-width:1000px){.layout-split{grid-template-columns:1fr}}.panel{border:1px solid var(--border);border-radius:14px;background:var(--bg-panel);overflow:hidden;display:flex;flex-direction:column;min-height:320px}.panel h3{margin:0;padding:.7rem .85rem;border-bottom:1px solid var(--border-header);font-size:.95rem}.panel .body{padding:.75rem;overflow:auto;flex:1}.msg{padding:.55rem .7rem;border-radius:10px;margin-bottom:.5rem;white-space:pre-wrap}.msg.user{background:var(--bg-user)}.msg.assistant{background:var(--bg-panel);border:1px solid var(--border)}.chip{display:inline-block;font-size:.8rem;padding:.2rem .5rem;border-radius:999px;background:var(--border-header);margin-bottom:.5rem}.login-wrap{max-width:420px;margin:4rem auto}.row{display:flex;gap:.5rem;align-items:center}.muted{color:var(--text-muted);font-size:.9rem}.error{color:var(--error)}.success{color:var(--success);background:#30a05a2e;border:1px solid rgba(90,200,120,.45);border-radius:10px;padding:.55rem .75rem;margin:.4rem 0 .75rem;font-size:.92rem}.chip-ready{background:#30a05a59;color:#b8ffd0}.chip-invalid{background:#b4324659;color:#ffb4bc}.provider-save-msg{margin:.35rem 0 .6rem;font-size:.9rem}.provider-save-msg.ok{color:var(--success)}.provider-save-msg.bad{color:var(--error)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:50;padding:1rem}.modal{background:var(--bg-elevated);border:1px solid var(--border-strong);border-radius:16px;max-width:520px;width:100%;padding:1rem}.modal option-card,.option-card{border:1px solid var(--border);border-radius:12px;padding:.75rem;margin:.5rem 0;cursor:pointer}.option-card:hover,.option-card.selected{border-color:var(--accent)}.diff{font-size:11px;background:var(--bg);padding:.5rem;border-radius:8px;overflow:auto;max-height:200px}.voice-panel{margin-bottom:1rem}.voice-orb{width:88px;height:88px;border-radius:50%;display:grid;place-items:center;margin:0 auto .75rem;background:radial-gradient(circle at 30% 30%,var(--accent),var(--bg-button) 70%);border:2px solid var(--border-strong);transition:transform .2s ease,box-shadow .2s ease}.voice-orb[data-active=true]{transform:scale(1.06);box-shadow:0 0 0 6px color-mix(in srgb,var(--accent) 35%,transparent);animation:pulse 1.2s ease-in-out infinite}@keyframes pulse{0%,to{box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 25%,transparent)}50%{box-shadow:0 0 0 12px color-mix(in srgb,var(--accent) 8%,transparent)}}.coding-page{max-width:1600px}.coding-page-wide{max-width:min(1800px,98vw)}.coding-page-fill{height:calc(100vh - 52px);padding:0;margin:0;max-width:none;width:100%;display:flex;flex-direction:column;background:var(--bg)}.coding-inline-error{margin:.35rem .75rem}.ide-frame-fill{flex:1;width:100%;height:100%;min-height:0;border:0;border-radius:0;background:var(--bg);display:block}.header-inline-control{display:inline-flex;align-items:center;gap:.35rem;margin-left:.35rem}.header-select{width:auto;min-width:11rem;max-width:16rem;padding:.3rem .5rem;border-radius:8px;border:1px solid var(--border-strong);background:var(--bg-input);color:var(--text);font:inherit;font-size:.9rem}.app-header button.linkish{background:transparent;border:none;color:var(--text-muted);padding:.4rem .55rem}.app-header button.linkish:hover{color:#fff}.coding-topbar{justify-content:space-between;margin-bottom:.5rem;flex-wrap:wrap;gap:.5rem}.coding-tip{margin:0 0 .65rem}.coding-hints,.coding-activity{margin-bottom:.75rem}.coding-ide-only{display:block;width:100%}.ide-wrap-tall{min-height:min(82vh,920px);height:min(82vh,920px)}.coding-layout{display:grid;grid-template-columns:1fr 380px;gap:.75rem;min-height:78vh}@media(max-width:1100px){.coding-layout{grid-template-columns:1fr}}.ide-frame{width:100%;min-height:78vh;height:78vh;border:1px solid var(--border);border-radius:14px;background:var(--bg)}.ide-wrap,.coding-agent .panel{min-height:78vh}a.button{display:inline-flex;align-items:center;padding:.45rem .8rem;border-radius:10px;border:1px solid var(--border);background:var(--bg-button);color:inherit;text-decoration:none;font:inherit;cursor:pointer}a.button.primary{background:var(--accent);border-color:var(--accent);color:#fff}.coding-hints button{font-size:.85rem}.file-tree{list-style:none;margin:.5rem 0;padding:0;max-height:40vh;overflow:auto}.file-tree li{margin:0}.file-tree button{width:100%;text-align:left;background:transparent;border:0;border-radius:8px;padding:.35rem .45rem;color:inherit;cursor:pointer}.file-tree button:hover{background:var(--bg-button)}.file-tree button.file-active{background:var(--bg-user)}.file-tree button:disabled{opacity:.55;cursor:default}.theme-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem}.theme-card{border:1px solid var(--border);border-radius:14px;padding:.85rem;background:var(--bg-panel);cursor:pointer;text-align:left}.theme-card.selected{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.theme-swatch{height:42px;border-radius:10px;margin-bottom:.55rem;border:1px solid var(--border-header)}kbd{font:inherit;font-size:.85em;padding:.1rem .35rem;border-radius:6px;border:1px solid var(--border-strong);background:var(--bg-input)}