:root {
  --bg: #0d1117; --panel: #161b22; --border: #30363d;
  --text: #e6edf3; --muted: #8b949e; --accent: #2f81f7;
  --ok: #3fb950; --err: #f85149;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); }
.muted { color: var(--muted); } .small { font-size: .82rem; } .hidden { display: none; }
.error { color: var(--err); font-size: .9rem; }

/* login */
.login-body { display: grid; place-items: center; min-height: 100vh; }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 2.5rem; width: 340px; }
.login-card h1 { margin-top: 0; }
form label { display: block; margin: 1rem 0; font-size: .9rem; }
input, textarea, button { width: 100%; padding: .65rem .8rem; margin-top: .35rem; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: .95rem; }
button { background: var(--accent); color: #fff; font-weight: 600; cursor: pointer; border: none; margin-top: 1rem; }
button:hover { filter: brightness(1.1); }
button:disabled { opacity: .5; cursor: wait; }

/* panel */
header { display: flex; justify-content: space-between; align-items: center; padding: .8rem 1.5rem;
  border-bottom: 1px solid var(--border); background: var(--panel); }
header h1 { font-size: 1.2rem; margin: 0; }
.hdr-right { display: flex; gap: 1rem; align-items: center; }
.hdr-right a { color: var(--accent); text-decoration: none; }
.layout { display: grid; grid-template-columns: 320px 1fr; gap: 0; height: calc(100vh - 57px); }
aside { border-right: 1px solid var(--border); padding: 1rem; overflow-y: auto; background: var(--panel); }
aside h2 { font-size: .95rem; }
.pages { display: flex; flex-direction: column; gap: .5rem; }
.page-item { border: 1px solid var(--border); border-radius: 8px; padding: .6rem .7rem; background: var(--bg); }
.page-item .row { display: flex; align-items: center; gap: .5rem; }
.page-item input[type=checkbox] { width: auto; margin: 0; }
.page-item .slug { font-weight: 600; font-size: .85rem; word-break: break-all; }
.page-item .meta { font-size: .72rem; color: var(--muted); margin: .25rem 0 .5rem; }
.page-item .ops { display: flex; gap: .4rem; }
.page-item .ops a, .page-item .ops button { font-size: .72rem; padding: .25rem .5rem; width: auto; margin: 0;
  background: transparent; border: 1px solid var(--border); color: var(--muted); border-radius: 6px; text-decoration: none; }
.page-item .ops .pub { color: var(--ok); } .page-item .ops .priv { color: var(--muted); }
.page-item .ops .del:hover { color: var(--err); border-color: var(--err); }

main { display: flex; flex-direction: column; }
.messages { flex: 1; overflow-y: auto; padding: 1.2rem 1.5rem; display: flex; flex-direction: column; gap: .9rem; }
.msg { max-width: 78%; padding: .8rem 1rem; border-radius: 12px; line-height: 1.45; white-space: pre-wrap; }
.msg.user { align-self: flex-end; background: var(--accent); color: #fff; }
.msg.bot { align-self: flex-start; background: var(--panel); border: 1px solid var(--border); }
.msg .tools { margin-top: .6rem; font-size: .75rem; color: var(--muted); border-top: 1px dashed var(--border); padding-top: .5rem; }
.msg .tools b { color: var(--ok); }
.chat-bar { display: flex; gap: .6rem; padding: 1rem 1.5rem; border-top: 1px solid var(--border); background: var(--panel); }
.chat-bar textarea { flex: 1; margin: 0; resize: vertical; }
.chat-bar button { width: 110px; margin: 0; }
.typing { color: var(--muted); font-style: italic; font-size: .9rem; }

/* 📎 adjuntos + enter-to-send */
.chat-bar { flex-direction: column; }
.chat-row { display: flex; gap: .6rem; align-items: flex-end; }
.chat-row textarea { flex: 1; margin: 0; resize: vertical; }
.chat-row button { width: 110px; margin: 0; }
.attach { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px;
  border: 1px solid var(--border); border-radius: 10px; cursor: pointer; font-size: 1.1rem; background: var(--bg); }
.attach:hover { border-color: var(--accent); }
.attach input { display: none; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; }
.chip { font-size: .75rem; background: var(--bg); border: 1px solid var(--border); border-radius: 999px;
  padding: .25rem .6rem; display: inline-flex; align-items: center; gap: .35rem; }
.chip b { cursor: pointer; color: var(--err); font-size: .9rem; }
.msg .att { font-size: .78rem; opacity: .85; margin-top: .3rem; }