/* DNS History Checker page styles */

/* ---- Hero (matches terms/about/privacy) ---- */
.hero {
  padding: 60px var(--space-6) var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--color-primary-light) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-8);
}
.hero h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}
.hero h1 span {
  background: linear-gradient(135deg, var(--color-primary), #059669);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 580px;
  margin: 0 auto;
}

/* ---- Page Layout ---- */
.dns-wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6) var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}


/* ---- Search ---- */
.search-row {
  display: flex;
  gap: 10px;
}
.search-row input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.search-row input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light); }
.search-row input::placeholder { color: var(--color-text-tertiary); }

.btn-lookup {
  padding: 12px 28px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.btn-lookup:hover { opacity: 0.9; }
.btn-lookup:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---- Recent ---- */
.recent-lookups { display: flex; flex-wrap: wrap; gap: 8px; margin-top: var(--space-4); }
.recent-lookups:empty { display: none; }
.recent-label { font-size: var(--font-size-xs); color: var(--color-text-tertiary); font-weight: 500; display: flex; align-items: center; gap: 4px; margin-right: 2px; }
.recent-chip {
  padding: 5px 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}
.recent-chip:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---- Loading ---- */
.loading-state { display: none; text-align: center; padding: var(--space-12) var(--space-6); }
.loading-state.active { display: block; }
.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto var(--space-4);
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-state p { font-size: var(--font-size-sm); color: var(--color-text-secondary); margin: 0; }

/* ---- Error ---- */
.error-state { display: none; text-align: center; padding: var(--space-8) var(--space-6); }
.error-state.active { display: block; }
.error-state i { font-size: 28px; color: var(--color-danger); margin-bottom: 10px; display: block; }
.error-state p { font-size: var(--font-size-sm); color: var(--color-text-secondary); margin: 4px 0 0; }

/* ---- Results ---- */
.results-section { display: none; flex-direction: column; gap: var(--space-6); }
.results-section.active { display: flex; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
}
.info-item label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-tertiary);
  margin-bottom: 4px;
}
.info-item span { font-size: var(--font-size-sm); font-weight: 600; color: var(--color-text); word-break: break-all; }

/* ---- DNS Tabs ---- */
.dns-tabs-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.dns-tabs-header {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  padding: 0 var(--space-4);
}
.dns-tab {
  padding: 12px 16px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
}
.dns-tab:hover { color: var(--color-text); }
.dns-tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); font-weight: 600; }
.dns-tab .count {
  background: var(--color-bg);
  color: var(--color-text-tertiary);
  font-size: 11px;
  padding: 1px 7px;
  border-radius: 10px;
  margin-left: 6px;
  font-weight: 600;
}
.dns-tab.active .count { background: var(--color-primary-light); color: var(--color-primary); }
.dns-tab-content { display: none; padding: var(--space-4); }
.dns-tab-content.active { display: block; }

/* ---- Records Table ---- */
.records-table { width: 100%; border-collapse: collapse; font-size: var(--font-size-sm); }
.records-table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-tertiary);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.records-table td { padding: 10px 12px; color: var(--color-text); border-bottom: 1px solid var(--color-border); word-break: break-all; }
.records-table tr:last-child td { border-bottom: none; }
.records-table .type-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.no-records { text-align: center; padding: var(--space-6); color: var(--color-text-tertiary); font-size: var(--font-size-sm); }

/* ---- Export ---- */
.export-row { display: flex; gap: 10px; justify-content: flex-end; }
.btn-export {
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.btn-export:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .dns-wrap { padding: var(--space-6) var(--space-4) var(--space-10); }

  .search-row { flex-direction: column; }
  .btn-lookup { width: 100%; justify-content: center; }

  .export-row { justify-content: center; }

  .dns-tab-content { padding: var(--space-3) var(--space-2); overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .records-table { min-width: 480px; }

  .info-grid { grid-template-columns: repeat(2, 1fr); }
}