:root {
  color-scheme: dark;
  --bg: #15171c;
  --panel: #1c1f26;
  --panel-2: #22262f;
  --border: #30343e;
  --ink: #e4e6ea;
  --dim: #8a8f9a;
  --accent: #e8793a;
  --accent-ink: #1a0f08;
  --danger: #c4544a;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); height: 100vh; overflow: hidden; }
.shell { display: flex; height: 100vh; }
.shell[hidden], .gate[hidden] { display: none; }

.gate { display: flex; align-items: center; justify-content: center; height: 100vh; }
.gate-box { text-align: center; max-width: 360px; }
.gate-box .brand { color: var(--accent); font-weight: 600; margin-bottom: 10px; }
.gate-box p { color: var(--dim); font-size: 13px; line-height: 1.6; }
.gate-box a { color: var(--accent); }

.role-note { font-size: 11px; color: var(--dim); margin: 0 0 6px; }

.sidebar {
  width: 260px; flex: none; background: var(--panel); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 14px; gap: 10px;
}
.brand { font-weight: 600; font-size: 14px; letter-spacing: .02em; margin-bottom: 4px; color: var(--accent); }
.profile-list { display: flex; flex-direction: column; gap: 6px; overflow-y: auto; }
.profile-item {
  padding: 8px 10px; border-radius: 6px; border: 1px solid var(--border); cursor: pointer;
  background: var(--panel-2); font-size: 13px;
}
.profile-item:hover { border-color: var(--accent); }
.profile-item.active { border-color: var(--accent); background: #2a2114; }
.profile-item .pm { color: var(--dim); font-size: 11px; }

.models-box { margin-top: auto; border-top: 1px solid var(--border); padding-top: 10px; font-size: 12px; }
.models-label { color: var(--dim); margin-bottom: 4px; }
.model-list div { padding: 2px 0; }

.main { flex: 1; overflow-y: auto; padding: 24px 32px; }
.view h1 { font-size: 16px; margin: 0 0 16px; color: var(--accent); font-weight: 600; }
.view label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--dim); margin-bottom: 12px; }
input, select, textarea {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--ink);
  border-radius: 6px; padding: 7px 9px; font-family: inherit; font-size: 13px;
}
textarea { resize: vertical; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; max-width: 560px; }

.btn {
  border: 1px solid var(--border); border-radius: 6px; padding: 8px 14px; font-size: 13px;
  cursor: pointer; font-family: inherit; background: var(--panel-2); color: var(--ink);
}
.btn-ghost { background: transparent; }
.btn-primary { border-color: var(--accent); color: var(--accent); }
.btn-primary:hover { background: #2a2114; }
.btn-accent { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.btn-accent:hover { filter: brightness(1.08); }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.actions { display: flex; gap: 10px; margin-top: 8px; }
.status { font-size: 12px; color: var(--dim); min-height: 1.2em; }

.chat-header { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.chat-header span { color: var(--dim); font-size: 13px; }
.chat-log { max-width: 760px; display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.msg { padding: 10px 12px; border-radius: 8px; font-size: 13px; line-height: 1.5; white-space: pre-wrap; }
.msg.user { background: var(--panel-2); border: 1px solid var(--border); align-self: flex-end; max-width: 80%; }
.msg.assistant { background: #1e2518; border: 1px solid #33402a; max-width: 85%; }
.msg.pending { color: var(--dim); }
.chat-form { display: flex; gap: 10px; max-width: 760px; }
.chat-form textarea { flex: 1; }