/* ============================================================
   Mailing Factory — estilo editorial unificado (login + app + dashboard).
   Inspirado en crm.iadevelopers.com. Fuente LT Wave para titulares
   con marca, Inter para el cuerpo.
   ============================================================ */

@font-face { font-family: 'LT Wave'; src: url('fonts/LTWave-Regular.woff2') format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'LT Wave'; src: url('fonts/LTWave-Medium.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'LT Wave'; src: url('fonts/LTWave-Bold.woff2') format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'LT Wave'; src: url('fonts/LTWave-Black.woff2') format('woff2'); font-weight: 900; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('fonts/Inter-Variable.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }

:root {
  --tinta: #0f172a;
  --texto: #1e293b;
  --apagado: #64748b;
  --suave: #94a3b8;
  --borde: #eef2f5;
  --borde-fuerte: #e2e8f0;
  --fondo-input: #f4f8f9;
  --carta: #f4f8f9;
  --negro: #0f172a;
  --grad: linear-gradient(90deg, #64cefb, #6366f1, #a855f7);
  --sombra-carta: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
  --acento: #6366f1;
  --cian: #64cefb;
  --verde: #1a8917;
  --ambar: #b58900;
  --rojo: #c94a4a;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: #fff;
  color: var(--texto);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }

code {
  background: rgba(15, 23, 42, 0.06);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.88em;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
}
pre.code {
  background: var(--tinta);
  color: #e2e8f0;
  padding: 16px;
  border-radius: 12px;
  overflow: auto;
  font-size: 0.85em;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  line-height: 1.55;
}

.muted { color: var(--apagado); }
.small { font-size: 0.85rem; }
.right { justify-content: flex-end; }
.sub { color: var(--apagado); font-size: 13.5px; }

/* ============================================================
   TOPBAR (blanco, editorial, tabs estilo "pestanas")
   ============================================================ */
.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 66px;
  padding: 0 32px;
  border-bottom: 1px solid var(--borde);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 30;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--tinta);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 17px;
  flex: none;
}
.brand h1 {
  font-family: 'LT Wave', 'Inter', Arial, sans-serif;
  font-weight: 900;
  font-size: 21px;
  letter-spacing: -0.03em;
  color: var(--tinta);
  margin: 0;
  white-space: nowrap;
}

.tabs {
  display: flex;
  gap: 24px;
  margin-left: 16px;
  height: 100%;
  align-items: stretch;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  background: transparent;
  border: none;
  color: var(--apagado);
  font: inherit;
  font-size: 14.5px;
  padding: 0 2px;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.15s;
}
.tab:hover { color: var(--texto); }
.tab.active {
  color: var(--tinta);
  font-weight: 600;
  border-bottom: 2px solid;
  border-image: var(--grad) 1;
}

.user-badge {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--texto);
  font-size: 14px;
}
.user-badge .avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--tinta);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 12.5px;
  flex: none;
}
.user-badge .user-name { color: var(--tinta); font-weight: 500; }
.user-badge .btn-logout {
  background: none;
  border: none;
  color: var(--apagado);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  padding: 4px 0;
  transition: color 0.15s;
}
.user-badge .btn-logout:hover { color: var(--texto); }

/* ============================================================
   LAYOUT PRINCIPAL
   ============================================================ */
main {
  padding: 36px 40px 80px;
  max-width: 1400px;
  margin: 0 auto;
  min-width: 0;
}
.panel { display: none; }
.panel.active { display: block; animation: aparecer 0.35s ease-out both; }
@keyframes aparecer {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .panel.active { animation: none; }
}

/* ============================================================
   CARDS / PANELES
   ============================================================ */
.card {
  background: var(--carta);
  border: none;
  border-radius: 20px;
  padding: 22px 26px;
  margin-bottom: 20px;
  box-shadow: var(--sombra-carta);
}
.card h2 {
  margin: 0 0 14px 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--tinta);
}
.card h3 {
  margin: 22px 0 10px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--tinta);
}
.card > p { margin: 0 0 12px 0; color: var(--texto); font-size: 14.5px; }
.card ul { margin: 0 0 12px 22px; color: var(--texto); font-size: 14.5px; }
.card ul li { margin-bottom: 4px; }

.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.grid.stats { grid-template-columns: repeat(5, 1fr); }

/* ============================================================
   BOTONES pildora estilo editorial
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  color: var(--texto);
  border: 1px solid var(--tinta);
  border-radius: 999px;
  padding: 8px 18px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
  transition: background 0.15s, transform 0.15s;
}
.btn:hover { background: #f7f9fa; transform: translateY(-1px); }
.btn.primary,
.btn.pill.primary {
  background: var(--tinta);
  color: #fff;
  border-color: var(--tinta);
}
.btn.primary:hover,
.btn.pill.primary:hover { background: #000; }
.btn.danger {
  background: #fff;
  color: var(--rojo);
  border-color: var(--borde-fuerte);
}
.btn.danger:hover { border-color: var(--rojo); background: #fff5f5; }
.btn.small { padding: 4px 13px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn.pill { border-radius: 999px; }

/* ============================================================
   FORMULARIOS
   ============================================================ */
label {
  display: block;
  margin-bottom: 14px;
  font-size: 13px;
  color: var(--apagado);
  font-weight: 500;
}
label > span:not(.muted):not(.small) { display: block; margin-bottom: 5px; }
input, select, textarea {
  width: 100%;
  background: var(--fondo-input);
  color: var(--texto);
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 13px;
  font: inherit;
  font-size: 14.5px;
  transition: border-color 0.15s, background 0.15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--tinta);
}
textarea { resize: vertical; min-height: 84px; font-family: inherit; }
label > input, label > select, label > textarea { display: block; margin-top: 6px; }

.row-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.row-actions.right { justify-content: flex-end; }

/* ============================================================
   TABLAS estilo editorial
   ============================================================ */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}
.table th {
  text-align: left;
  color: var(--apagado);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 10px 10px;
  border-bottom: 1px solid var(--borde-fuerte);
}
.table td {
  padding: 13px 10px;
  border-bottom: 1px solid var(--borde);
  vertical-align: middle;
  color: var(--texto);
}
.table tr:hover td { background: rgba(255, 255, 255, 0.6); }
.table strong { color: var(--tinta); }
.table td.num, .table th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ============================================================
   BADGES estilo punto+texto
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0;
  border-radius: 0;
  background: transparent !important;
  font-size: 12.5px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--apagado);
  white-space: nowrap;
}
.badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.85;
}
.badge.draft   { color: var(--suave); }
.badge.pending { color: var(--suave); }
.badge.queued  { color: var(--ambar); }
.badge.sending { color: #0d7fb5; }
.badge.sent    { color: var(--verde); }
.badge.opened  { color: #6d28d9; }
.badge.clicked { color: #4338ca; }
.badge.failed  { color: var(--rojo); }
.badge.bounced { color: var(--rojo); }

/* ============================================================
   MODALES rounded + X en circulo
   ============================================================ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 6vh 16px;
  z-index: 100;
  overflow-y: auto;
}
.modal[hidden] { display: none; }
.modal-body {
  background: #fff;
  border-radius: 20px;
  padding: 28px 32px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 14px 50px rgba(0, 0, 0, 0.18);
  position: relative;
}
.modal-body.wide { max-width: 780px; }
.modal-body h3 {
  margin: 0 0 20px 0;
  font-size: 21px;
  font-weight: 600;
  color: var(--tinta);
}

/* ============================================================
   TOAST pildora inferior
   ============================================================ */
#toast {
  position: fixed;
  bottom: 26px;
  left: 50%;
  transform: translate(-50%, 14px);
  background: var(--tinta);
  color: #fff;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  z-index: 200;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  max-width: min(420px, 90vw);
  text-align: center;
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }
#toast.error   { background: var(--rojo); }
#toast.success { background: var(--verde); }

/* ============================================================
   AI BOX (bloque de generación IA en el modal de campaña)
   ============================================================ */
.ai-box {
  background: linear-gradient(135deg, #f5f3ff 0%, #eef2ff 100%);
  border: 1px solid #c7d2fe;
  border-radius: 14px;
  padding: 18px 22px;
  margin-bottom: 22px;
}
.ai-box-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.ai-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--grad);
  color: #fff;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1px;
}
.ai-box textarea { min-height: 60px; }
#ai-status { flex: 1; }
#ai-status.loading::before {
  content: '';
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid #c7d2fe;
  border-top-color: var(--acento);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: -2px;
  margin-right: 6px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   LOGIN — misma paleta editorial, tarjeta blanca + halo
   ============================================================ */
body.login-body {
  background:
    radial-gradient(circle at 20% 10%, rgba(100, 206, 251, 0.25), transparent 45%),
    radial-gradient(circle at 80% 15%, rgba(99, 102, 241, 0.20), transparent 45%),
    radial-gradient(circle at 60% 90%, rgba(168, 85, 247, 0.18), transparent 45%),
    #fff;
  min-height: 100vh;
}
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  max-width: none;
  margin: 0;
}
.login-card {
  background: #fff;
  border-radius: 24px;
  padding: 40px 36px 32px;
  width: min(420px, 100%);
  box-shadow: 0 30px 80px -20px rgba(15, 23, 42, 0.25);
  border: 1px solid var(--borde);
}
.login-card .brand {
  justify-content: center;
  margin-bottom: 24px;
}
.login-card .brand h1 { font-size: 24px; }
.login-card h2 {
  margin: 0 0 4px 0;
  font-family: 'LT Wave', 'Inter', sans-serif;
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.02em;
  color: var(--tinta);
  text-align: center;
}
.login-card p {
  margin: 0 0 22px 0;
  text-align: center;
}
.login-card label { margin-bottom: 14px; }
.login-card form button.btn { width: 100%; margin-top: 8px; padding: 12px; }
.login-error {
  background: #fdf0f0;
  border: 1px solid #eec2c2;
  color: var(--rojo);
  padding: 10px 14px;
  border-radius: 10px;
  margin-top: 14px;
  font-size: 13.5px;
  text-align: center;
}

/* ============================================================
   DASHBOARD (paleta ya integrada arriba, aliasing local)
   ============================================================ */
.dash {
  --dash-tinta: var(--tinta);
  --dash-texto: var(--texto);
  --dash-apagado: var(--apagado);
  --dash-suave: var(--suave);
  --dash-borde: var(--borde);
  --dash-borde-fuerte: var(--borde-fuerte);
  --dash-carta: var(--carta);
  --dash-verde: var(--verde);
  --dash-ambar: var(--ambar);
  --dash-rojo: var(--rojo);
  --dash-cian: var(--cian);
  --dash-grad: var(--grad);
  --dash-sombra: var(--sombra-carta);
}

.dash-head { margin-bottom: 8px; }
.v-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin: 0 0 8px;
}
.dash-title-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.dash-title {
  font-family: 'LT Wave', 'Inter', Arial, sans-serif;
  font-size: 2.4rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--tinta);
  flex: 1;
  line-height: 1.15;
}
.dash-sub {
  color: var(--apagado);
  font-size: 14px;
  margin: 6px 0 0;
}

#dash-alerts { display: flex; flex-direction: column; gap: 10px; margin: 20px 0 0; }
.dash-alert {
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 14px;
  border: 1px solid transparent;
}
.dash-alert.warn { background: #fdf7e7; border-color: #ecd9a0; color: #7a5d00; }
.dash-alert.danger { background: #fdf0f0; border-color: #eec2c2; color: var(--rojo); }
.dash-alert code { background: rgba(0, 0, 0, 0.05); }

.dash-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 20px;
  margin: 26px 0 10px;
}
.kpi {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  padding: 20px 22px 16px;
  background: radial-gradient(circle at 50% -40%, #64cefb 0%, #c7d2fe 38%, var(--carta) 72%);
  box-shadow: var(--sombra-carta);
}
.kpi:nth-child(3n + 2) {
  background: radial-gradient(circle at 50% -40%, #a5b4fc 0%, #ddd6fe 38%, var(--carta) 72%);
}
.kpi:nth-child(3n) {
  background: radial-gradient(circle at 50% -40%, #c4b5fd 0%, #a5f3fc 38%, var(--carta) 72%);
}
.kpi .kpi-value {
  font-size: 30px;
  font-weight: 600;
  color: var(--tinta);
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.kpi .kpi-value .unit { font-size: 16px; font-weight: 400; color: var(--apagado); margin-left: 3px; }
.kpi .kpi-value .aux { font-size: 14px; font-weight: 400; color: var(--apagado); }
.kpi .kpi-label { color: #475569; font-size: 13px; margin-top: 4px; }
.kpi .kpi-label .aux { color: var(--apagado); }

.dash-blocks { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; margin-top: 26px; }
.block {
  border-radius: 20px;
  padding: 22px 26px;
  background: var(--carta);
  box-shadow: var(--sombra-carta);
}
.block-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 12px; }
.block-head h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--tinta);
  flex: 1;
}
.block-head .link { text-decoration: underline; color: var(--apagado); font-size: 13px; cursor: pointer; }
.block-head .link:hover { color: var(--tinta); }

.sparkline-wrap { width: 100%; height: 120px; position: relative; }
.sparkline-wrap svg { width: 100%; height: 100%; display: block; }
.sparkline-legend {
  display: flex;
  justify-content: space-between;
  color: var(--apagado);
  font-size: 11.5px;
  margin-top: 4px;
}

.rate-list { list-style: none; padding: 0; margin: 0; }
.rate-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--borde);
  font-size: 14px;
  color: var(--texto);
}
.rate-list li:last-child { border-bottom: none; }
.rate-list .val {
  font-weight: 700;
  color: var(--tinta);
  font-variant-numeric: tabular-nums;
}
.rate-list .val.ok { color: var(--verde); }
.rate-list .val.warn { color: var(--ambar); }
.rate-list .val.bad { color: var(--rojo); }

.block-last { margin-top: 20px; }
.dash-table-wrap { overflow-x: auto; }
.dash-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.dash-table th {
  text-align: left;
  color: var(--apagado);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 10px 8px;
  border-bottom: 1px solid var(--borde-fuerte);
}
.dash-table td {
  padding: 12px 8px;
  border-bottom: 1px solid var(--borde);
  vertical-align: middle;
  color: var(--texto);
}
.dash-table tr.clicable { cursor: pointer; }
.dash-table tr.clicable:hover td { background: rgba(255, 255, 255, 0.7); }
.dash-table td.num, .dash-table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.dash-table strong { color: var(--tinta); }
.dash-table .row-sub { color: var(--apagado); font-size: 12.5px; }

.dash-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--apagado);
}
.dash-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.85;
}
.dash-badge.draft   { color: #64748b; }
.dash-badge.queued  { color: var(--ambar); }
.dash-badge.sending { color: #0d7fb5; }
.dash-badge.sent    { color: var(--verde); }
.dash-badge.failed  { color: var(--rojo); }

.block-webhook { margin-top: 20px; }
.block-webhook .sub.small { font-size: 12.5px; }

.dash > * { animation: aparecer 0.35s ease-out both; }
.dash > *:nth-child(2) { animation-delay: 0.04s; }
.dash > *:nth-child(3) { animation-delay: 0.08s; }
.dash > *:nth-child(4) { animation-delay: 0.12s; }
.dash > *:nth-child(n + 5) { animation-delay: 0.16s; }
@media (prefers-reduced-motion: reduce) {
  .dash > * { animation: none !important; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  main { padding: 24px 20px 80px; }
  .topbar { padding: 0 20px; gap: 14px; }
  .grid.two { grid-template-columns: 1fr; }
  .grid.stats { grid-template-columns: repeat(2, 1fr); }
  .dash-title { font-size: 1.9rem; }
  .dash-blocks { grid-template-columns: 1fr; }
  .block { padding: 18px 20px; }
  .modal-body, .modal-body.wide { padding: 22px 20px; }
}

@media (max-width: 640px) {
  .topbar {
    height: auto;
    padding: 10px 14px 0;
    flex-wrap: wrap;
    gap: 8px;
  }
  .brand h1 { font-size: 18px; }
  .tabs {
    order: 3;
    width: 100%;
    margin: 6px 0 0;
    gap: 18px;
    border-top: 1px solid var(--borde);
    padding: 8px 0 6px;
    height: auto;
  }
  .tab { border-bottom-width: 2px; padding: 4px 0; }
  .user-badge {
    margin-left: auto;
    font-size: 13px;
    gap: 8px;
  }
  .user-badge .avatar { width: 28px; height: 28px; font-size: 11px; }
  .user-badge .user-name { display: none; }

  main { padding: 20px 14px 60px; }
  .card { padding: 18px 18px; margin-bottom: 14px; overflow-x: auto; }
  .card h2 { font-size: 15px; }
  .grid.stats { grid-template-columns: 1fr 1fr; }

  .table { min-width: max-content; }
  .table td, .table th { padding: 8px 8px; }

  input, select, textarea { font-size: 16px; } /* evita zoom iOS */

  .dash-title { font-size: 1.6rem; }
  .dash-kpis { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .kpi { padding: 14px 16px 12px; }
  .kpi .kpi-value { font-size: 24px; }

  .login-card { padding: 30px 24px 24px; border-radius: 20px; }
  .login-card .brand h1 { font-size: 20px; }
  .login-card h2 { font-size: 20px; }
}

@media (max-width: 380px) {
  .dash-kpis { grid-template-columns: 1fr; }
}