:root {
  --bg: #F7F4EE; --surf: #fff; --surf2: #F2EEE6; --line: #E3DCD0;
  --ink: #14243A; --mut: #62708A; --brand: #C8892B; --gold: #F0B85A;
  --side: #14243A; --side-txt: #EEF1F6; --side-mut: #8C99B0;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--ink); font: 15px/1.45 "Segoe UI", sans-serif; }
body { display: flex; min-height: 100vh; }
aside { width: 232px; background: var(--side); color: var(--side-txt); display: flex; flex-direction: column; flex: none; }
.brand { padding: 18px 16px 12px; }
.brand b { font-family: Georgia, serif; font-size: 20px; font-weight: 600; }
.brand b span { color: var(--gold); }
.brand small { display: block; color: var(--side-mut); letter-spacing: .12em; font-size: 10px; text-transform: uppercase; margin-top: 4px; }
nav { display: flex; flex-direction: column; padding: 8px; gap: 2px; }
nav button { text-align: left; background: transparent; color: var(--side-txt); border: 0; border-radius: 8px; padding: 10px 12px; cursor: pointer; font: inherit; }
nav button.on, nav button:hover { background: #22395A; }
.who { margin-top: auto; padding: 14px 16px; color: var(--side-mut); font-size: 12px; }
main { flex: 1; padding: 22px 26px 48px; min-width: 0; }
h1 { font-family: Georgia, serif; font-weight: 600; font-size: 28px; margin: 0 0 4px; }
.sub { color: var(--mut); margin: 0 0 16px; }
.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.card { background: var(--surf); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; box-shadow: 0 1px 2px rgba(20,36,58,.05); }
.card .l { color: var(--mut); font-size: 12px; }
.card .v { font-family: Georgia, serif; font-size: 26px; margin-top: 4px; }
.card .s { color: var(--mut); font-size: 13px; margin-top: 4px; }
.card.hl { border-color: #E4C48A; background: #FBF6EC; }
table { width: 100%; border-collapse: collapse; background: var(--surf); border-radius: 12px; overflow: hidden; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
th { color: var(--mut); font-weight: 600; font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 14px; }
input, select, button.btn { font: inherit; border-radius: 8px; border: 1px solid var(--line); padding: 8px 10px; background: #fff; }
button.btn { background: var(--brand); color: #fff; border: 0; cursor: pointer; }
button.btn.ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.chat { display: flex; flex-direction: column; gap: 8px; max-width: 760px; }
.bubble { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; white-space: pre-wrap; }
.bubble.me { background: #14243A; color: #fff; }
.aviso { background: #FBF6EC; border: 1px solid #E4C48A; border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; }
@media (max-width: 800px) {
  body { flex-direction: column; }
  aside { width: 100%; }
  nav { flex-direction: row; overflow: auto; }
  .kpis { grid-template-columns: 1fr; }
  .who { display: none; }
}