/* ================================================================
   NIC Monitor — Hoja de estilos
   ================================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:       #1a73e8;
  --blue-dark:  #1558b0;
  --blue-light: #e8f0fe;
  --red:        #d93025;
  --red-light:  #fce8e6;
  --green:      #1e8e3e;
  --green-light:#e6f4ea;
  --yellow:     #f9ab00;
  --yellow-light:#fef7e0;
  --gray-50:    #f8f9fa;
  --gray-100:   #f1f3f4;
  --gray-200:   #e8eaed;
  --gray-400:   #9aa0a6;
  --gray-600:   #5f6368;
  --gray-800:   #3c4043;
  --gray-900:   #202124;
  --shadow:     0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08);
  --shadow-md:  0 2px 8px rgba(0,0,0,.12);
  --radius:     8px;
  --font:       -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  font-family: var(--font);
  font-size: 14px;
  color: var(--gray-900);
  background: var(--gray-100);
  line-height: 1.5;
}

/* ── Auth pages ────────────────────────────────────────────── */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8f0fe 0%, #f1f3f4 100%);
  padding: 16px;
}

.auth-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: 40px 36px;
  width: 100%;
  max-width: 420px;
}

.auth-logo {
  text-align: center;
  margin-bottom: 12px;
}

.auth-card h1 {
  font-size: 22px;
  font-weight: 600;
  text-align: center;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.auth-subtitle {
  color: var(--gray-600);
  text-align: center;
  margin-bottom: 24px;
  font-size: 13px;
}

.auth-links {
  text-align: center;
  margin-top: 20px;
  font-size: 13px;
}

.auth-links a {
  color: var(--blue);
  text-decoration: none;
}

.auth-links a:hover { text-decoration: underline; }

/* ── Navbar ──────────────────────────────────────────────────── */
.navbar {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 16px;
  color: var(--gray-900);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-link {
  color: var(--gray-600);
  text-decoration: none;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background .15s;
}

.nav-link:hover { background: var(--gray-100); }

.nav-logout { color: var(--red); }

.nav-user {
  font-size: 13px;
  color: var(--gray-600);
  padding: 4px 8px;
  background: var(--gray-100);
  border-radius: 4px;
}

/* ── Main layout ─────────────────────────────────────────────── */
.main-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px;
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--gray-900);
}

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.card-desc {
  color: var(--gray-600);
  font-size: 13px;
  margin-bottom: 16px;
}

/* ── Stats grid ──────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.stat-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  text-align: center;
}

.stat-card.stat-error { border-left: 3px solid var(--red); }

.stat-number {
  font-size: 28px;
  font-weight: 700;
  color: var(--blue);
  line-height: 1.2;
}

.stat-label {
  font-size: 12px;
  color: var(--gray-600);
  margin-top: 4px;
}

/* ── Forms ───────────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 160px;
}

.form-group-sm { flex: 0 0 120px; min-width: 100px; }
.form-group-btn { flex: 0 0 auto; }

label {
  font-size: 12px;
  font-weight: 500;
  color: var(--gray-600);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
select,
textarea {
  padding: 8px 12px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  font-size: 14px;
  font-family: var(--font);
  color: var(--gray-900);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,115,232,.15);
}

.otp-input {
  text-align: center;
  font-size: 24px;
  letter-spacing: 8px;
  font-family: monospace;
  padding: 12px;
}

.recipients-textarea {
  font-family: monospace;
  font-size: 13px;
  resize: vertical;
}

.input-hint {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
}

.label-hint {
  font-weight: 400;
  font-style: italic;
  color: var(--gray-400);
}

.req { color: var(--red); }

.form-actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  border: none;
  transition: background .15s, box-shadow .15s;
  text-decoration: none;
  white-space: nowrap;
}

.btn:disabled { opacity: .6; cursor: not-allowed; }

.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--blue-dark); }

.btn-secondary { background: var(--gray-100); color: var(--gray-800); border: 1px solid var(--gray-200); }
.btn-secondary:hover:not(:disabled) { background: var(--gray-200); }

.btn-danger { background: var(--red-light); color: var(--red); }
.btn-danger:hover:not(:disabled) { background: #fbd4d1; }

.btn-block { width: 100%; margin-top: 8px; padding: 10px; }

.btn-link {
  background: none;
  border: none;
  color: var(--blue);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
  font-family: var(--font);
  text-decoration: none;
}

.btn-link:hover { text-decoration: underline; }

/* ── Alerts ──────────────────────────────────────────────────── */
.alert {
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 13px;
  margin-bottom: 16px;
  line-height: 1.5;
}

.alert-error   { background: var(--red-light);    color: #c62828; border-left: 3px solid var(--red); }
.alert-success { background: var(--green-light);  color: #1b5e20; border-left: 3px solid var(--green); }
.alert-info    { background: var(--blue-light);   color: #1565c0; border-left: 3px solid var(--blue); }
.alert-warning { background: var(--yellow-light); color: #7c5b00; border-left: 3px solid var(--yellow); }

/* ── Search form ─────────────────────────────────────────────── */
.search-form { margin-bottom: 16px; }

.search-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.search-status {
  font-size: 13px;
  color: var(--gray-600);
  margin-bottom: 8px;
  padding: 6px 0;
}

/* ── Data table ──────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  text-align: left;
  padding: 8px 12px;
  background: var(--gray-50);
  color: var(--gray-600);
  font-weight: 500;
  border-bottom: 1px solid var(--gray-200);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .4px;
}

.data-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-900);
}

.data-table tr:hover td { background: var(--gray-50); }

.data-table .domain-cell {
  font-family: monospace;
  font-size: 14px;
  font-weight: 600;
  color: var(--blue);
}

.data-table .source-badge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  background: var(--blue-light);
  color: var(--blue);
}

.row-error td { background: var(--red-light) !important; }

/* ── Pagination ──────────────────────────────────────────────── */
.pagination {
  display: flex;
  gap: 6px;
  margin-top: 12px;
  flex-wrap: wrap;
  align-items: center;
  font-size: 13px;
}

.pagination .page-btn {
  padding: 4px 10px;
  border: 1px solid var(--gray-200);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  font-size: 13px;
  color: var(--gray-800);
  transition: background .12s;
}

.pagination .page-btn:hover:not(:disabled) { background: var(--blue-light); border-color: var(--blue); }
.pagination .page-btn.active { background: var(--blue); color: #fff; border-color: var(--blue); }
.pagination .page-btn:disabled { opacity: .5; cursor: not-allowed; }

.pagination .page-info { color: var(--gray-600); padding: 4px 8px; }

/* ── Watch list ──────────────────────────────────────────────── */
.watch-form { margin-bottom: 16px; }

.watch-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.watch-input { max-width: 240px; flex: 1; }

.watch-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 320px;
  overflow-y: auto;
}

.watch-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--gray-50);
  border-radius: 6px;
  border: 1px solid var(--gray-200);
}

.watch-item.alerted { background: var(--red-light); border-color: #f8bab7; }

.watch-domain {
  font-family: monospace;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-900);
}

.watch-meta {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
}

.watch-meta.alerted-label { color: var(--red); font-weight: 500; }

.watch-empty {
  color: var(--gray-400);
  font-size: 13px;
  text-align: center;
  padding: 16px;
}

/* ── Fieldsets ───────────────────────────────────────────────── */
.fieldset {
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 16px 20px;
}

.fieldset legend {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-600);
  padding: 0 6px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

/* ── Code block ──────────────────────────────────────────────── */
.code-block {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--gray-900);
  color: #a8d8a8;
  padding: 12px 16px;
  border-radius: 6px;
  font-family: monospace;
  font-size: 12px;
  margin: 12px 0;
  overflow-x: auto;
}

.code-block code { flex: 1; word-break: break-all; }

.btn-copy {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  font-family: var(--font);
}

.btn-copy:hover { background: rgba(255,255,255,.2); }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}

.badge-ok    { background: var(--green-light); color: var(--green); }
.badge-error { background: var(--red-light);   color: var(--red); }

/* ── Test result ─────────────────────────────────────────────── */
.test-result { margin-top: 12px; }

/* ── Cron status bar ─────────────────────────────────────────── */
.cron-status-bar {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 16px;
}

.cron-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cron-stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--gray-400);
  font-weight: 600;
}

.cron-stat-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ── Loading ─────────────────────────────────────────────────── */
.loading {
  color: var(--gray-400);
  font-size: 13px;
  padding: 12px;
  text-align: center;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 600px) {
  .search-row  { flex-direction: column; }
  .form-group, .form-group-sm { min-width: 100%; }
  .auth-card   { padding: 28px 20px; }
  .navbar      { padding: 0 12px; }
  .nav-user    { display: none; }
  .stats-grid  { grid-template-columns: 1fr 1fr; }
  .form-grid   { grid-template-columns: 1fr; }
}