/* Modern Domain Info Checker - Styles */

:root {
  --primary-color: #2563eb;
  --secondary-color: #1e40af;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --dark-bg: #0f172a;
  --light-bg: #f8fafc;
  --card-bg: #ffffff;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
}

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

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, var(--light-bg) 0%, #e0e7ff 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 40px;
  padding: 40px 20px;
}

header h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 700;
}

header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 5px;
}

/* Form Section */
.form-section {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow);
  margin-bottom: 30px;
  border: 1px solid var(--border-color);
}

.form-group {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.form-group input {
  flex: 1;
  padding: 14px 16px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-family: inherit;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder {
  color: var(--text-secondary);
}

.btn {
  padding: 14px 32px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Results Section */
.results-section {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  display: none;
}

.results-section.active {
  display: block;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Progress Bar */
.progress-container {
  margin-bottom: 30px;
}

.progress-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--border-color);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  width: 0%;
  transition: width 0.3s ease;
}

/* Status Messages */
.status-message {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  border-left: 4px solid;
}

.status-loading {
  background: #dbeafe;
  color: #1e40af;
  border-left-color: var(--primary-color);
}

.status-success {
  background: #d1fae5;
  color: #065f46;
  border-left-color: var(--success-color);
}

.status-warning {
  background: #fef3c7;
  color: #92400e;
  border-left-color: var(--warning-color);
}

.status-error {
  background: #fee2e2;
  color: #991b1b;
  border-left-color: var(--danger-color);
}

/* Info Cards */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.info-card {
  background: var(--light-bg);
  border-radius: 8px;
  padding: 24px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.info-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow);
}

.info-card h3 {
  color: var(--primary-color);
  margin-bottom: 16px;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-card .status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-left: auto;
}

.badge-success {
  background: var(--success-color);
  color: white;
}

.badge-warning {
  background: var(--warning-color);
  color: white;
}

.badge-danger {
  background: var(--danger-color);
  color: white;
}

.badge-neutral {
  background: var(--text-secondary);
  color: white;
}

.info-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
  border-bottom: none;
}

.info-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 4px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.info-value {
  color: var(--text-primary);
  font-weight: 500;
  word-break: break-all;
  font-family: 'Courier New', monospace;
  font-size: 0.95rem;
}

.info-value.error {
  color: var(--danger-color);
}

.info-value.success {
  color: var(--success-color);
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 3px solid rgba(37, 99, 235, 0.3);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Error Container */
.error-container {
  background: #fee2e2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 20px;
  color: #991b1b;
  margin-top: 20px;
}

.error-container h4 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
  header h1 {
    font-size: 1.8rem;
  }

  .form-section, .results-section {
    padding: 24px;
  }

  .form-group {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }
}