:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --text: #e6e8ec;
  --muted: #8b93a1;
  --accent: #4f8cff;
  --danger: #e5484d;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%;
  background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
#main { height: 100%; }

/* ---------- Login ---------- */
.login {
  height: 100vh; width: 100%;
  display: flex; align-items: center; justify-content: center;
}
.login__card {
  width: 100%; max-width: 360px;
  background: var(--panel); border: 1px solid #262b36; border-radius: 14px;
  padding: 28px; display: flex; flex-direction: column; gap: 14px;
}
.login__title { font-size: 18px; font-weight: 700; margin: 0 0 4px 0; }
.login__sub { font-size: 13px; color: var(--muted); margin: -10px 0 4px 0; }
.login__card input {
  padding: 11px 14px; border-radius: 9px; border: 1px solid #2b313d;
  background: var(--panel-2); color: var(--text); font-size: 14px; outline: none;
}
.login__card input:focus { border-color: var(--accent); }
.login__card button {
  padding: 11px 14px; border: 0; border-radius: 9px; background: var(--accent);
  color: #fff; font-weight: 600; cursor: pointer; font-size: 14px;
}
.login__card button:disabled { opacity: .5; cursor: default; }
.login__error { color: var(--danger); font-size: 13px; min-height: 16px; }

/* ---------- Console (layout de duas colunas) ---------- */
.app {
  display: flex; height: 100vh; width: 100%;
  max-width: 1200px; margin: 0 auto;
  border: 1px solid #262b36;
}

.sidebar {
  width: 340px; flex-shrink: 0;
  background: var(--panel); border-right: 1px solid #262b36;
  display: flex; flex-direction: column;
}

.topbar {
  display: flex; align-items: center; gap: 8px; padding: 10px; border-bottom: 1px solid #262b36;
}
.topbar__title { font-weight: 700; flex: 1; }
.logout-btn {
  padding: 7px 12px; border: 1px solid #2b313d; border-radius: 8px;
  background: transparent; color: var(--muted); cursor: pointer; font-size: 12px;
}
.logout-btn:hover { border-color: var(--danger); color: var(--danger); }

/* Filtros */
.filters { display: flex; flex-direction: column; gap: 6px; padding: 10px 12px; border-bottom: 1px solid #262b36; }
.filters .f {
  padding: 8px 10px; border-radius: 8px; border: 1px solid #2b313d;
  background: var(--panel-2); color: var(--text); font-size: 13px; outline: none;
}
.filters .f:focus { border-color: var(--accent); }
select.f { appearance: auto; cursor: pointer; }
.filters__custom-range { display: flex; gap: 6px; }
.filters__custom-range .f { flex: 1; min-width: 0; }
.new-btn {
  margin: 12px; padding: 10px 12px; border: 1px solid #2b313d; border-radius: 10px;
  background: var(--panel-2); color: var(--text); font-weight: 600; cursor: pointer;
}
.new-btn:hover { border-color: var(--accent); }
.filters .new-btn { margin: 4px 0 0 0; }

.conv-list { flex: 1; overflow-y: auto; }
.conv {
  display: block; width: 100%; text-align: left; cursor: pointer;
  background: transparent; border: 0; border-bottom: 1px solid #20242e;
  padding: 10px 14px; color: var(--text);
}
.conv:hover { background: #1b1f28; }
.conv--active { background: var(--panel-2); border-left: 3px solid var(--accent); }
.conv__title { font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.conv__sub { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* Visualizador de conversa */
.chat { flex: 1; display: flex; flex-direction: column; background: var(--panel); min-width: 0; }
.chat__header {
  padding: 14px 18px; font-weight: 600; border-bottom: 1px solid #262b36;
  display: flex; align-items: center; gap: 10px;
}
.chat__header small { color: var(--muted); font-weight: 400; margin-left: auto; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: #35c46a; }

.chat__messages {
  flex: 1; overflow-y: auto; padding: 18px; display: flex;
  flex-direction: column; gap: 10px;
}
.msg { max-width: 82%; padding: 10px 14px; border-radius: 12px; line-height: 1.45; white-space: pre-wrap; }
.msg--user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg--bot { align-self: flex-start; background: var(--panel-2); border-bottom-left-radius: 4px; }