:root{
  color-scheme:dark;
  --bg:#08111f;--panel:#101c2e;--panel2:#14243a;--panel3:#0c1727;
  --text:#e8f1ff;--muted:#9bb0c9;--accent:#58d3ff;--ok:#74f0a7;--warn:#ffd166;--bad:#ff6b6b;
  --purple:#a78bfa;--line:rgba(255,255,255,.1);--shadow:0 20px 60px rgba(0,0,0,.25);
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(circle at top left,#17345a,#08111f 45%),linear-gradient(180deg,#08111f,#050b14);font-family:Inter,Segoe UI,system-ui,sans-serif;color:var(--text)}
a{color:var(--accent);text-decoration:none}.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:14px 22px;background:rgba(8,17,31,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{font-weight:900;color:var(--text);letter-spacing:.02em}nav{display:flex;gap:14px;align-items:center}nav form{display:inline}
button,.primary,.primary-link{background:linear-gradient(135deg,#35b9ff,#6ce5b1);color:#06101d;border:0;border-radius:12px;padding:10px 14px;font-weight:800;cursor:pointer;box-shadow:0 8px 24px rgba(53,185,255,.18)}button:hover,.primary:hover,.primary-link:hover{filter:brightness(1.08)}button:disabled,textarea:disabled,input:disabled{opacity:.65;cursor:not-allowed}
.ghost-button,.copy-message,.code-toolbar button{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);box-shadow:none;color:var(--muted)}.ghost-button:hover,.copy-message:hover,.code-toolbar button:hover{color:var(--text);border-color:rgba(88,211,255,.55);filter:none}
.page{max-width:1380px;margin:0 auto;padding:18px}.hero,.login-card,.card,.glass-panel{background:linear-gradient(180deg,rgba(18,34,56,.9),rgba(12,23,39,.86));border:1px solid var(--line);box-shadow:var(--shadow);border-radius:24px;padding:28px;margin-bottom:18px}.hero h1,.login-card h1{font-size:clamp(2rem,5vw,4rem);line-height:1;margin:0 0 12px}.compact h1{font-size:2rem}.eyebrow{text-transform:uppercase;letter-spacing:.18em;color:var(--ok);font-size:.78rem;font-weight:900}.muted{color:var(--muted)}.small{font-size:.86rem;line-height:1.45}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.two{grid-template-columns:repeat(auto-fit,minmax(330px,1fr))}.badge{display:inline-block;border:1px solid rgba(116,240,167,.35);color:var(--ok);border-radius:999px;padding:4px 9px;font-size:.8rem}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.actions a,.session-link{display:block;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:9px 11px;margin-bottom:8px}.session-link.active{border-color:var(--accent);background:#18314f}.login-card{max-width:460px;margin:8vh auto}.login-card form{display:grid;gap:14px}
input,select,textarea{width:100%;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:#07111f;color:var(--text);padding:12px;font:inherit}textarea{resize:vertical}.error{background:rgba(255,107,107,.14);border:1px solid rgba(255,107,107,.4);padding:10px;border-radius:10px;color:#ffd6d6}
.playground-hero{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:16px 20px}.playground-hero h1{margin-bottom:5px}.playground-hero p{margin:.25rem 0}.run-status{display:inline-flex;align-items:center;gap:9px;border:1px solid rgba(255,255,255,.12);border-radius:999px;background:rgba(7,17,31,.8);padding:9px 12px;white-space:nowrap}.status-dot{width:10px;height:10px;border-radius:999px;background:var(--ok);box-shadow:0 0 16px rgba(116,240,167,.55)}.run-status.working .status-dot{background:var(--warn);animation:pulse 1s infinite}.run-status.error .status-dot{background:var(--bad)}.elapsed-time{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--muted);font-weight:900}.activity-meter{display:none;align-items:end;gap:3px;height:18px}.activity-meter i{display:block;width:4px;height:5px;border-radius:999px;background:var(--accent);box-shadow:0 0 10px rgba(88,211,255,.55);animation:diskbeat .8s infinite ease-in-out}.activity-meter i:nth-child(2){animation-delay:.1s}.activity-meter i:nth-child(3){animation-delay:.2s}.activity-meter i:nth-child(4){animation-delay:.3s}.run-status.working .activity-meter{display:flex}@keyframes pulse{0%,100%{opacity:.5;transform:scale(.9)}50%{opacity:1;transform:scale(1.2)}}@keyframes diskbeat{0%,100%{height:5px;opacity:.55}50%{height:18px;opacity:1}}
.playground-shell{display:grid;grid-template-columns:240px minmax(0,1fr) 310px;gap:18px;align-items:stretch}.terminal-shell{height:calc(100vh - 205px);min-height:640px}.layout{display:grid;grid-template-columns:260px 1fr;gap:18px}.sidebar,.settings-panel,.chat-panel{background:linear-gradient(180deg,rgba(14,27,46,.92),rgba(9,18,32,.92));border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}.sidebar,.settings-panel{padding:16px;overflow:auto}.new-session-form{display:grid;gap:10px}.settings-panel{display:grid;gap:14px;align-content:start}.settings-head{display:flex;justify-content:space-between;gap:10px;align-items:center}.setting-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.settings-panel label{display:grid;gap:6px;color:var(--muted);font-size:.9rem}.settings-panel label input,.settings-panel label select,.settings-panel label textarea{color:var(--text)}.feature-card{border:1px solid rgba(167,139,250,.25);background:rgba(167,139,250,.08);border-radius:16px;padding:12px}
.chat-panel{display:flex;flex-direction:column;padding:0;overflow:hidden}.terminal-panel{min-height:0}.messages{padding:22px;display:grid;gap:18px;align-content:start;min-height:0;overflow-y:auto;scroll-behavior:smooth;background:radial-gradient(circle at top right,rgba(88,211,255,.08),transparent 35%),linear-gradient(180deg,rgba(7,17,31,.42),rgba(7,17,31,.12))}.terminal-scroll{flex:1}.empty-state{border:1px dashed rgba(255,255,255,.18);border-radius:20px;padding:28px;background:rgba(255,255,255,.035)}
.message{display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;align-items:start}.message-avatar{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#203957,#13263e);border:1px solid rgba(255,255,255,.12);color:var(--accent);font-weight:900;font-size:.82rem}.message.user .message-avatar{background:linear-gradient(135deg,#1a5a78,#15405f);color:#dff8ff}.message.assistant .message-avatar{background:linear-gradient(135deg,#1b5741,#173b31);color:#dfffea}.message-bubble{border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:14px 16px;background:rgba(255,255,255,.045);min-width:0}.message.user .message-bubble{background:rgba(88,211,255,.09);border-color:rgba(88,211,255,.25)}.message.assistant .message-bubble{background:rgba(116,240,167,.065);border-color:rgba(116,240,167,.18)}.message.system .message-bubble{background:rgba(255,209,102,.08);border-color:rgba(255,209,102,.22)}.message.working-message .message-bubble{border-color:rgba(255,209,102,.45)}.message.working-message .markdown-body::after{content:' ▌';color:var(--warn);animation:pulse 1s infinite}.message.error-message .message-bubble{border-color:rgba(255,107,107,.5);background:rgba(255,107,107,.09)}
.message-meta{font-size:.82rem;color:var(--muted);margin-bottom:8px;display:flex;align-items:center;justify-content:space-between;gap:10px}.copy-message{border-radius:999px;padding:4px 8px;font-size:.76rem;font-weight:800}.markdown-body{line-height:1.58;color:var(--text)}.markdown-body p{margin:.35rem 0 .75rem}.markdown-body ul{margin:.35rem 0 .85rem 1.2rem;padding:0}.markdown-body li{margin:.22rem 0}.markdown-body code{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:7px;padding:.08rem .35rem;color:#d8f3ff}.chat-heading{margin:1rem 0 .55rem;padding-left:.65rem;border-left:4px solid var(--accent);color:#f2fbff;text-shadow:0 0 18px rgba(88,211,255,.18)}.markdown-body h1.chat-heading{font-size:1.45rem}.markdown-body h2.chat-heading{font-size:1.25rem}.markdown-body h3.chat-heading{font-size:1.08rem}.chat-image{max-width:100%;border-radius:16px;border:1px solid rgba(255,255,255,.14);margin:8px 0;box-shadow:0 12px 40px rgba(0,0,0,.35)}
.code-card{overflow:hidden;border:1px solid rgba(88,211,255,.22);border-radius:16px;background:#050b14;margin:.8rem 0}.code-toolbar{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;background:linear-gradient(90deg,rgba(88,211,255,.16),rgba(167,139,250,.12));border-bottom:1px solid rgba(255,255,255,.08);color:var(--muted);font-size:.78rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.code-toolbar button{border-radius:999px;padding:5px 9px;font-size:.76rem}.code-card pre{margin:0;padding:10px 0;overflow:auto}.code-line{display:grid;grid-template-columns:42px minmax(0,1fr);align-items:start}.code-line:hover{background:rgba(88,211,255,.08)}.code-line button{border:0;border-right:1px solid rgba(255,255,255,.08);border-radius:0;background:rgba(255,255,255,.035);color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.78rem;padding:3px 8px;box-shadow:none;min-height:24px}.code-line button:hover{color:var(--accent);background:rgba(88,211,255,.14)}.code-card code{background:transparent;border:0;padding:2px 12px;color:#e6f6ff;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92rem;line-height:1.55;white-space:pre}
.composer{border-top:1px solid rgba(255,255,255,.1);padding:14px;background:rgba(7,17,31,.92)}.quick-prompts{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.quick-prompts button{background:rgba(255,255,255,.06);border:1px solid rgba(88,211,255,.22);color:var(--text);border-radius:999px;padding:7px 10px;font-size:.82rem;font-weight:800;box-shadow:none}.quick-prompts button:hover{border-color:rgba(88,211,255,.65);filter:none}.terminal-composer textarea{min-height:96px;max-height:220px}.attachment-strip{display:flex;gap:10px;align-items:center;margin-top:10px;flex-wrap:wrap}.attach-button input{display:none}.attach-button span,.attachment-chip{display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:999px;padding:7px 10px;font-size:.84rem}.attach-button span{color:var(--accent);font-weight:900;cursor:pointer}.attachment-list{display:flex;gap:6px;flex-wrap:wrap}.paste-feedback{font-size:.82rem;color:var(--muted);border:1px dashed rgba(88,211,255,.28);border-radius:999px;padding:7px 10px;background:rgba(88,211,255,.055)}.attachment-chip{color:var(--text)}.composer-footer{display:flex;gap:12px;justify-content:space-between;align-items:center;margin-top:10px;flex-wrap:wrap}.composer-footer .muted{font-size:.86rem}.composer-tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.composer-tools .ghost-button{padding:7px 10px;border-radius:999px;font-size:.8rem}.send-mode{display:inline-flex;gap:6px;align-items:center;color:var(--muted);font-size:.84rem;border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:6px 10px;background:rgba(255,255,255,.045)}.send-mode input{width:auto;padding:0}.char-count{margin-left:auto;white-space:nowrap}.session-search,.rename-form,.summary-form{display:grid;gap:8px;margin:10px 0}.mini-toggle{display:flex;gap:7px;align-items:center;color:var(--muted);font-size:.86rem}.mini-toggle input{width:auto}.active-chat-card{border:1px solid rgba(88,211,255,.18);b... [truncated]
@supports(padding:max(0px)){body{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}}
@media(max-width:1050px){.playground-shell{grid-template-columns:1fr}.terminal-shell{height:auto;min-height:0}.settings-panel{order:2}.chat-panel{order:1;min-height:72vh}.sidebar{order:0}.playground-hero{align-items:flex-start;flex-direction:column}}
@media(max-width:700px){.topbar{padding:8px 12px}.topbar nav,.sidebar,.settings-panel,.playground-hero,.quick-prompts,#composer-hint,#char-count,#jump-bottom,#clear-draft,.send-mode{display:none!important}.brand{font-size:.95rem}.page{padding:0}.playground-shell,.terminal-shell{display:block;height:calc(100vh - 48px);min-height:0}.chat-panel{height:calc(100vh - 48px);min-height:0;border-radius:0;border-left:0;border-right:0}.messages{padding:12px;gap:12px}.composer{padding:10px}.terminal-composer textarea{min-height:70px;max-height:150px}.composer-footer{justify-content:flex-end;align-items:center;margin-top:8px}.composer-tools{display:flex}.message{grid-template-columns:1fr}.message-avatar{display:none}.message-bubble{padding:12px}.attachment-strip{gap:7px}.paste-feedback{font-size:.76rem;border-radius:12px}.attach-button span,.attachment-chip{padding:7px 9px}.code-line{grid-template-columns:36px minmax(0,1fr)}}