:root {
  --bg: #0b0b12;
  --bg-2: #14141f;
  --surface: #171724;
  --line: #2a2a3d;
  --text: #ececf3;
  --muted: #9a9ab0;
  --violet: #7c5cff;
  --violet-2: #a78bfa;
  --violet-rgb: 124, 92, 255;
  --ok: #34d399;
  --warn: #fbbf24;
  --err: #f87171;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  min-height: 100vh; display: flex; flex-direction: column;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--violet-2); }

/* brilho de fundo */
.aurora {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 50% at 15% 0%, rgba(124,92,255,.20), transparent 60%),
    radial-gradient(50% 50% at 90% 10%, rgba(56,189,248,.12), transparent 60%);
}

/* topo */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px clamp(16px, 4vw, 32px); border-bottom: 1px solid var(--line);
  background: rgba(11,11,18,.7); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 5;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand strong { display: block; font-size: 16px; letter-spacing: -.2px; }
.tag { font-size: 12px; color: var(--muted); }

/* ===== reator "Jarvis" ===== */
.jarvis { display: block; flex: none; overflow: visible; }
.j-ring, .j-tri, .j-hud { transform-origin: 50% 50%; }
.j-r1 { animation: jgira 22s linear infinite; }
.j-r2 { animation: jgira 14s linear infinite reverse; }
.j-r3 { animation: jgira 9s linear infinite; }
.j-tri { animation: jtri 6s ease-in-out infinite; transform-origin: 50% 50%; }
.j-core { animation: jpulso 3.2s ease-in-out infinite; transform-origin: 50% 50%; }
.j-halo { animation: jonda 3.2s ease-in-out infinite; transform-origin: 50% 50%; }
@keyframes jgira { to { transform: rotate(360deg); } }
@keyframes jpulso { 0%, 100% { opacity: .85; transform: scale(.94); } 50% { opacity: 1; transform: scale(1.04); } }
@keyframes jonda { 0% { transform: scale(1); opacity: .9; } 70%, 100% { transform: scale(1.9); opacity: 0; } }
@keyframes jtri { 0%, 100% { opacity: .5; } 50% { opacity: 1; } }

/* estado "pensando": o reator acelera e esquenta — dá a sensação de processamento */
.jarvis.on .j-r1 { animation-duration: 3.5s; }
.jarvis.on .j-r2 { animation-duration: 2.2s; }
.jarvis.on .j-r3 { animation-duration: 1.4s; }
.jarvis.on .j-core { animation-duration: .7s; }
.jarvis.on .j-halo { animation-duration: .7s; }
.jarvis.on { filter: drop-shadow(0 0 10px rgba(34, 211, 238, .75)); }
.jarvis { transition: filter .4s; filter: drop-shadow(0 0 5px rgba(124, 92, 255, .4)); }

/* avatar do bot = mini reator (leve: só CSS, sem SVG por mensagem) */
.ava.bot-ava {
  background: radial-gradient(circle at 50% 50%, #fff 0%, #a5f3fc 30%, #22d3ee 55%, #4f46e5 100%);
  box-shadow: 0 0 10px rgba(34, 211, 238, .5), inset 0 0 4px rgba(255,255,255,.6);
  border-radius: 50%; font-size: 0;
}

@media (prefers-reduced-motion: reduce) {
  .j-ring, .j-tri, .j-core, .j-halo { animation: none !important; }
}
.pill {
  display: inline-flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 11px; white-space: nowrap;
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.pill.busy .dot { background: var(--warn); box-shadow: 0 0 8px var(--warn); }

/* área central */
.wrap { flex: 1; width: 100%; max-width: 820px; margin: 0 auto; padding: 22px clamp(14px, 4vw, 24px) 28px; display: flex; flex-direction: column; }
.aviso { background: rgba(251,191,36,.12); border: 1px solid rgba(251,191,36,.4); color: var(--warn); padding: 12px 14px; border-radius: 12px; margin-bottom: 14px; font-size: 14px; }

.chat { flex: 1; display: flex; flex-direction: column; gap: 16px; padding-bottom: 12px; }
.msg { display: flex; gap: 11px; align-items: flex-start; max-width: 92%; }
.msg.user { align-self: flex-end; flex-direction: row-reverse; }
.ava {
  flex: none; width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center;
  font-size: 12px; font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--violet), #4f46e5);
}
.msg.user .ava { background: var(--bg-2); border: 1px solid var(--line); color: var(--muted); font-weight: 600; }
.bolha {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 12px 15px; line-height: 1.6; font-size: 15px; white-space: pre-wrap; word-break: break-word;
}
.bolha p { margin: 0 0 8px; } .bolha p:last-child { margin: 0; }
.msg.user .bolha { background: linear-gradient(135deg, var(--violet), #4f46e5); border-color: transparent; color: #fff; }
.bolha.erro { border-color: rgba(248,113,113,.5); background: rgba(248,113,113,.1); color: #fecaca; }

/* pensando */
.pensando { display: inline-flex; gap: 5px; align-items: center; }
.pensando i { width: 6px; height: 6px; border-radius: 50%; background: var(--violet-2); animation: pisca 1.2s infinite; }
.pensando i:nth-child(2) { animation-delay: .2s } .pensando i:nth-child(3) { animation-delay: .4s }
@keyframes pisca { 0%,60%,100% { opacity: .25 } 30% { opacity: 1 } }

/* sugestões */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-left: 43px; }
.chip {
  background: transparent; border: 1px solid var(--line); color: var(--muted);
  border-radius: 999px; padding: 8px 14px; font: inherit; font-size: 13px; cursor: pointer; transition: .15s; text-align: left;
}
.chip:hover { border-color: var(--violet); color: var(--text); background: rgba(var(--violet-rgb), .1); }

/* barra de envio */
.barra {
  position: sticky; bottom: 14px; display: flex; gap: 9px; align-items: flex-end;
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 9px;
  box-shadow: 0 12px 32px rgba(0,0,0,.4);
}
.barra textarea {
  flex: 1; resize: none; background: transparent; border: 0; color: inherit;
  font: inherit; font-size: 15px; line-height: 1.5; padding: 9px 8px; max-height: 160px; outline: none;
}
.barra textarea::placeholder { color: var(--muted); }
.barra button {
  flex: none; width: 42px; height: 42px; border-radius: 12px; border: 0; cursor: pointer;
  display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--violet), #4f46e5);
  box-shadow: 0 4px 14px rgba(var(--violet-rgb), .4); transition: .15s;
}
.barra button:hover:not(:disabled) { transform: translateY(-1px); }
.barra button:disabled { opacity: .45; cursor: default; }

.rodape { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 10px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.link { background: none; border: 0; color: var(--muted); text-decoration: underline; cursor: pointer; font: inherit; font-size: 12px; }
.link:hover { color: var(--violet-2); }
.legal { font-size: 11.5px; color: var(--muted); line-height: 1.5; margin: 14px 0 0; border-left: 2px solid var(--line); padding-left: 11px; }
.legal strong { color: #c9c9dc; }
.pe { text-align: center; padding: 16px; font-size: 12px; color: var(--muted); border-top: 1px solid var(--line); }

@media (max-width: 600px) {
  .msg { max-width: 96%; }
  .chips { margin-left: 0; }
  .chip { font-size: 12.5px; }
}
@media (prefers-reduced-motion: reduce) { .pensando i { animation: none; } }

/* ===================== ADMIN ===================== */
.adm { max-width: 900px; margin: 0 auto; padding: 26px clamp(14px, 4vw, 24px) 40px; width: 100%; }
.adm h1 { font-size: 22px; margin: 0 0 4px; }
.adm h2 { font-size: 16px; margin: 0 0 12px; }
.adm-nav { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0 22px; }
.adm-nav a, .btn {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line); background: var(--surface);
  color: var(--text); border-radius: 10px; padding: 8px 14px; text-decoration: none; font-size: 14px; cursor: pointer; font: inherit;
}
.adm-nav a.on, .btn-p { background: linear-gradient(135deg, var(--violet), #4f46e5); border-color: transparent; color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.btn-d { color: #fecaca; border-color: rgba(248,113,113,.4); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin-bottom: 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.kpi b { display: block; font-size: 22px; margin-bottom: 2px; }
.kpi span { font-size: 12px; color: var(--muted); }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 5px; }
input[type=text], input[type=password], input[type=number], select, textarea.f {
  width: 100%; background: var(--bg-2); border: 1px solid var(--line); color: var(--text);
  border-radius: 10px; padding: 10px 12px; font: inherit; font-size: 14px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--violet); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.chk { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; margin: 10px 0; }
.chk input { width: auto; accent-color: var(--violet); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.help { font-size: 12px; color: var(--muted); margin: 4px 0 0; line-height: 1.5; }
.res { display: none; margin-top: 10px; padding: 10px 12px; border-radius: 10px; font-size: 13.5px; }
@media (max-width: 600px) { .row { grid-template-columns: 1fr; } }