@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --bg: #0a0a0f;
  --bg-elev: #121218;
  --bg-card: #16161e;
  --bg-sidebar: #0d0d13;
  --border: #26262f;
  --violet: #7b6ef6;
  --gold: #e8b44c;
  --teal: #34c4c7;
  --text: #f3f1ec;
  --text-dim: #9a99a6;
  --text-faint: #5c5b66;
  --danger: #e8664c;
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; background:var(--bg); color:var(--text); height:100%; }
body{
  font-family:'Inter', sans-serif;
  background-image:
    radial-gradient(circle at 15% 0%, rgba(123,110,246,0.10), transparent 45%),
    radial-gradient(circle at 90% 20%, rgba(52,196,199,0.08), transparent 40%);
}

.shell{ display:flex; min-height:100vh; }

/* ---------- Sidebar ---------- */
.sidebar{
  width:280px; flex-shrink:0;
  background:var(--bg-sidebar);
  border-right:1px solid var(--border);
  padding:24px 18px;
  display:flex; flex-direction:column;
  position:sticky; top:0; height:100vh;
}
.sidebar-head{ display:flex; align-items:center; gap:9px; margin-bottom:22px; }
.sidebar-head .dot{
  width:8px; height:8px; border-radius:50%;
  background:var(--teal); box-shadow:0 0 8px var(--teal);
}
.sidebar-title{ font-family:'Space Grotesk', sans-serif; font-weight:700; font-size:15px; }

.btn-new{
  width:100%; background:var(--violet); color:#0a0a0f; font-weight:600; font-size:13px;
  font-family:'Space Grotesk', sans-serif; border:none; border-radius:9px;
  padding:11px; cursor:pointer; margin-bottom:26px; transition:filter .15s ease;
}
.btn-new:hover{ filter:brightness(1.1); }

.sidebar-section-label{
  font-family:'JetBrains Mono', monospace; font-size:10.5px; letter-spacing:0.1em;
  text-transform:uppercase; color:var(--text-faint); margin-bottom:12px;
}

.history-list{ flex:1; overflow-y:auto; display:flex; flex-direction:column; gap:6px; }
.history-empty{ color:var(--text-faint); font-size:12.5px; font-family:'JetBrains Mono', monospace; padding:8px 2px; }

.history-item{
  background:var(--bg-elev);
  border:1px solid var(--border);
  border-radius:9px;
  padding:11px 12px;
  cursor:pointer;
  transition:border-color .15s ease, background .15s ease;
}
.history-item:hover{ border-color:var(--violet); background:#17171f; }
.history-item.active{ border-color:var(--teal); background:rgba(52,196,199,0.06); }
.history-item .h-name{
  font-family:'JetBrains Mono', monospace; font-size:12.5px; font-weight:600;
  color:var(--text); white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.history-item .h-meta{
  display:flex; justify-content:space-between; align-items:center;
  margin-top:5px; font-size:10.5px; color:var(--text-faint);
}
.history-item .h-progress{ color:var(--gold); }

/* ---------- Main ---------- */
.main{ flex:1; min-width:0; }
.main-inner{ max-width:900px; margin:0 auto; padding:48px 32px 96px; }

.eyebrow{
  font-family:'JetBrains Mono', monospace;
  font-size:12px; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--teal); margin:0 0 12px;
  display:flex; align-items:center; gap:8px;
}
.eyebrow::before{
  content:''; width:6px; height:6px; border-radius:50%;
  background:var(--teal); box-shadow:0 0 8px var(--teal);
}
h1{
  font-family:'Space Grotesk', sans-serif;
  font-size:clamp(28px,4.5vw,42px);
  font-weight:700; line-height:1.08; margin:0 0 14px;
  letter-spacing:-0.02em;
}
h1 span{ color:var(--violet); }
.sub{ color:var(--text-dim); font-size:15.5px; line-height:1.6; max-width:600px; margin:0 0 34px; }

.input-row{ display:flex; gap:10px; margin-bottom:14px; }
.input-row input{
  flex:1; background:var(--bg-elev); border:1px solid var(--border); color:var(--text);
  font-family:'JetBrains Mono', monospace; font-size:14px; padding:15px 16px;
  border-radius:10px; outline:none; transition:border-color .15s ease;
}
.input-row input::placeholder{ color:var(--text-faint); }
.input-row input:focus{ border-color:var(--violet); }
.input-row input:focus-visible{ outline:2px solid var(--violet); outline-offset:2px; }

button{ font-family:'Space Grotesk', sans-serif; cursor:pointer; border:none; }
.btn-primary{
  background:var(--violet); color:#0a0a0f; font-weight:600; font-size:14px;
  padding:0 24px; border-radius:10px; white-space:nowrap;
  transition:filter .15s ease, transform .1s ease;
}
.btn-primary:hover:not(:disabled){ filter:brightness(1.1); }
.btn-primary:active:not(:disabled){ transform:scale(0.98); }
.btn-primary:disabled{ opacity:0.4; cursor:not-allowed; }
.btn-primary:focus-visible{ outline:2px solid var(--gold); outline-offset:2px; }

.hint{ font-size:12.5px; color:var(--text-faint); margin:0 0 36px; }
.hint code{ font-family:'JetBrains Mono', monospace; color:var(--text-dim); }

.terminal{
  display:none; background:#0d0d13; border:1px solid var(--border); border-radius:10px;
  padding:18px 20px; font-family:'JetBrains Mono', monospace; font-size:12.5px;
  line-height:1.9; color:var(--text-dim); margin-bottom:32px; max-height:180px; overflow-y:auto;
}
.terminal.show{ display:block; }
.terminal .line-ok::before{ content:'✓ '; color:var(--teal); }
.terminal .line-err::before{ content:'✗ '; color:var(--danger); }
.terminal .line-run::before{ content:'› '; color:var(--gold); }

.statusbar{
  display:none; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  margin-bottom:26px; padding-bottom:22px; border-bottom:1px solid var(--border);
}
.statusbar.show{ display:flex; }
.statusbar .count{ font-family:'Space Grotesk', sans-serif; font-weight:600; font-size:19px; }
.statusbar .count .n{ color:var(--gold); }
.rate{ font-family:'JetBrains Mono', monospace; font-size:11.5px; color:var(--text-faint); }
.btn-all{
  background:transparent; color:var(--teal); border:1px solid var(--teal);
  font-weight:600; font-size:13px; padding:11px 20px; border-radius:9px;
  transition:background .15s ease;
}
.btn-all:hover:not(:disabled){ background:rgba(52,196,199,0.1); }
.btn-all:disabled{ opacity:0.35; cursor:not-allowed; }

.main-card{
  display:none;
  background:linear-gradient(135deg, rgba(123,110,246,0.12), rgba(232,180,76,0.05));
  border:1px solid rgba(123,110,246,0.35); border-radius:14px; padding:22px 24px; margin-bottom:30px;
}
.main-card.show{ display:block; }
.main-card .tag{
  font-family:'JetBrains Mono', monospace; font-size:10.5px; letter-spacing:0.1em;
  text-transform:uppercase; color:var(--violet); margin-bottom:8px; display:block;
}

.grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(260px, 1fr)); gap:14px; }
.card{
  background:var(--bg-card); border:1px solid var(--border); border-radius:12px;
  padding:18px 20px; display:flex; flex-direction:column; gap:10px;
  transition:border-color .15s ease, transform .12s ease;
}
.card:hover{ border-color:#3a3a46; transform:translateY(-2px); }
.card-top{ display:flex; justify-content:space-between; align-items:flex-start; gap:10px; }
.card-name{ font-family:'JetBrains Mono', monospace; font-size:14px; font-weight:600; word-break:break-word; }
.card-name a{ color:inherit; text-decoration:none; }
.card-name a:hover{ color:var(--teal); }
.card-owner{ color:var(--text-faint); font-weight:400; }
.card-desc{ font-size:13px; color:var(--text-dim); line-height:1.55; min-height:20px; flex:1; }
.card-meta{ display:flex; align-items:center; gap:14px; font-size:12px; color:var(--text-faint); flex-wrap:wrap; }
.meta-item{ display:flex; align-items:center; gap:5px; }
.lang-dot{ width:8px; height:8px; border-radius:50%; display:inline-block; }
.card-dl{
  margin-top:4px; background:var(--bg-elev); border:1px solid var(--border); color:var(--text-dim);
  font-family:'Space Grotesk', sans-serif; font-weight:600; font-size:12.5px;
  padding:9px 14px; border-radius:8px; text-align:center; text-decoration:none; transition:all .15s ease;
}
.card-dl:hover{ border-color:var(--gold); color:var(--gold); }
.card.errored{ opacity:0.5; }
.card.pending{ opacity:0.4; }
.card.errored .card-desc{ color:var(--danger); font-family:'JetBrains Mono', monospace; font-size:12px; }

.empty{ display:none; text-align:center; padding:60px 20px; color:var(--text-faint); font-family:'JetBrains Mono', monospace; font-size:13px; }
.empty.show{ display:block; }
.empty .big{ font-size:34px; margin-bottom:10px; }

.top-error{
  display:none; background:rgba(232,102,76,0.1); border:1px solid rgba(232,102,76,0.35);
  color:#f0a494; font-size:13px; padding:14px 16px; border-radius:10px; margin-bottom:24px;
  font-family:'JetBrains Mono', monospace;
}
.top-error.show{ display:block; }

@media (max-width:800px){
  .shell{ flex-direction:column; }
  .sidebar{ width:100%; height:auto; position:relative; border-right:none; border-bottom:1px solid var(--border); }
  .main-inner{ padding:36px 20px 80px; }
  .input-row{ flex-direction:column; }
  .btn-primary{ padding:14px; }
}