:root {
  --primary: #770011;
  --primary-dark: #5c000d;
  --primary-shade: #450009;
  --accent: #d1ae85;
  --cream: #f2eadc;
  --ink: #2b2b2b;
  --muted: #7a7168;
  --border: #e4d9c8;
  --white: #ffffff;
  --success: #2e7d4f;
  --danger: #b3261e;
  --radius: 12px;
  --shadow: 0 2px 10px rgba(119, 0, 17, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Montserrat', -apple-system, "Helvetica Neue", Arial, sans-serif;
  background: var(--cream);
  color: var(--ink);
}

a { color: var(--primary); }

.crm-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.crm-header .brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.crm-header img.logo {
  height: 40px;
  width: auto;
}

.crm-header .brand-text {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary);
  letter-spacing: 0.02em;
}

.crm-header .brand-text small {
  display: block;
  font-weight: 500;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.crm-header .user-menu {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--muted);
}

.crm-header .user-menu a {
  text-decoration: none;
  color: var(--primary);
  font-weight: 600;
}

.crm-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px;
}

.crm-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  border-top: 3px solid var(--primary);
}

.stat-card .value {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
}

.stat-card .label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 4px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stat-card.accent { border-top-color: var(--accent); }
.stat-card.accent .value { color: #8a6d3f; }

.panel {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 24px;
}

.panel-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.panel-toolbar input[type="search"],
.panel-toolbar select {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  font-family: inherit;
  font-size: 0.88rem;
  background: var(--cream);
}

.panel-toolbar input[type="search"] { flex: 1; min-width: 180px; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-web { background: #e6f0fa; color: #1e5c9c; }
.badge-email { background: #f5e9e0; color: #a15c1f; }
.badge-whatsapp { background: #e3f5e8; color: #1f7a3f; }
.badge-escalado { background: #fbe6e5; color: var(--danger); }
.badge-ok { background: #e7f4ec; color: var(--success); }

#tablaWrap {
  overflow-x: auto;
}

table.crm-table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

tr.group-row {
  cursor: pointer;
  background: #fbf7f0;
}
tr.group-row:hover { background: #f6efe3; }
tr.group-row td { font-weight: 600; }
tr.group-row .chevron {
  display: inline-block;
  margin-right: 8px;
  color: var(--primary);
  transition: transform 0.15s;
}
tr.group-row.abierto .chevron { transform: rotate(90deg); }
tr.group-row .contador {
  font-weight: 500;
  color: var(--muted);
  font-size: 0.78rem;
}
tr.msg-row td { background: #fffdfa; }
tr.msg-row td.col-fecha { padding-left: 30px; }

table.crm-table th {
  text-align: left;
  padding: 10px 16px;
  background: var(--cream);
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--border);
}

table.crm-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

table.crm-table tr:last-child td { border-bottom: none; }
table.crm-table tr.row-clickable { cursor: pointer; }
table.crm-table tr.row-clickable:hover { background: #fdf8f2; }

.col-fecha { white-space: nowrap; color: var(--muted); }
.col-msg, .col-resp { max-width: 320px; }
.truncate {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Modal de detalle de conversación — vive fuera de la tabla con scroll
   horizontal, para que el texto largo nunca dependa del ancho de esa tabla. */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(43, 27, 20, 0.45);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 5vh 20px;
  z-index: 100;
  overflow-y: auto;
}
.modal-overlay[hidden] { display: none; }

.modal-card {
  background: var(--white);
  border-radius: var(--radius);
  max-width: 820px;
  width: 100%;
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
}

.modal-header .meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--muted);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  color: var(--muted);
  padding: 4px 8px;
}
.modal-close:hover { color: var(--primary); }

.modal-body {
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
@media (max-width: 640px) {
  .modal-body { grid-template-columns: 1fr; }
}

.modal-body > div { min-width: 0; }

.modal-body h4 {
  margin: 0 0 8px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.modal-body p {
  white-space: pre-wrap;
  overflow-wrap: break-word;
  word-break: break-word;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.55;
}

.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
}

/* Login page */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--primary) 0%, var(--primary-shade) 100%);
  padding: 20px;
}

.login-card {
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
  padding: 36px 32px;
  width: 100%;
  max-width: 360px;
  text-align: center;
}

.login-card img.logo { height: 56px; margin-bottom: 14px; }

.login-card h1 {
  font-size: 1.1rem;
  margin: 0 0 22px;
  color: var(--primary);
}

.login-card label {
  display: block;
  text-align: left;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 4px;
}

.login-card input[type="text"],
.login-card input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 16px;
  font-family: inherit;
  font-size: 0.95rem;
}

.login-card button {
  width: 100%;
  padding: 11px;
  border: none;
  border-radius: 8px;
  background: var(--primary);
  color: var(--white);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s;
}

.login-card button:hover { background: var(--primary-dark); }

.alert {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  text-align: left;
}

.alert-error { background: #fbe6e5; color: var(--danger); }
.alert-success { background: #e7f4ec; color: var(--success); }

footer.crm-footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.78rem;
}