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

:root {
  --bg: #0a0a0f;
  --surface: #14141f;
  --surface-glass: rgba(20, 20, 31, 0.75);
  --accent-start: #6366f1;
  --accent-end: #8b5cf6;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --success: #22c55e;
  --error: #ef4444;
  --border: rgba(148, 163, 184, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.18), transparent),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139, 92, 246, 0.1), transparent);
  pointer-events: none;
  z-index: -1;
}

a {
  color: var(--accent-start);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-end);
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* Header */
.site-header {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.8);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.nav-links a:hover {
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  color: white;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(99, 102, 241, 0.5);
  color: white;
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--accent-start);
}

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
  animation: fadeIn 0.8s ease-out;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 2rem;
}

/* Features */
.features {
  padding: 3rem 0 5rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  backdrop-filter: blur(12px);
  transition: border-color 0.3s, box-shadow 0.3s;
  animation: fadeIn 0.6s ease-out backwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

.feature-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 8px 32px rgba(99, 102, 241, 0.12);
}

.feature-icon {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Domains showcase */
.domains-section {
  padding: 3rem 0 5rem;
}

.section-title {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.domains-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.domain-badge {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all 0.2s;
}

.domain-badge:hover {
  border-color: var(--accent-start);
  color: var(--text-primary);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  margin-top: auto;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

/* Register page */
/* Home / search page */
.home-page {
  padding: 2rem 0 5rem;
  animation: fadeIn 0.6s ease-out;
}

.search-box {
  max-width: 900px;
  margin: 0 auto 1.5rem;
}

.search-input {
  width: 100%;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  color: var(--text-primary);
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  font-weight: 500;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
  border-color: var(--accent-start);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.search-input::placeholder {
  color: var(--text-secondary);
  font-weight: 400;
}

.validation-hint {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--error);
  min-height: 1.25rem;
}

/* Search results — instantdomainsearch-style list */
.results-header {
  max-width: 900px;
  margin: 0 auto 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

.results-list {
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.results-empty {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
  text-align: center;
  color: var(--text-secondary);
}

.result-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
  cursor: default;
}

.result-row:last-child {
  border-bottom: none;
}

.result-row.available {
  cursor: pointer;
}

.result-row.available:hover {
  background: rgba(34, 197, 94, 0.06);
}

.result-row.taken {
  opacity: 0.5;
}

.result-row.selected {
  background: rgba(99, 102, 241, 0.08);
  box-shadow: inset 3px 0 0 var(--accent-start);
}

.extension-row {
  padding: 0.75rem 1.25rem;
}

.result-domain {
  font-size: 1.05rem;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-domain.taken-text {
  text-decoration: line-through;
  color: var(--text-secondary);
}

.result-name {
  font-weight: 600;
  color: var(--text-primary);
}

.result-tld {
  color: var(--text-secondary);
  font-weight: 500;
}

.result-action {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.result-status {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

.result-status.available {
  color: var(--success);
}

.result-status.taken {
  color: var(--text-secondary);
}

.result-status.checking {
  display: flex;
  align-items: center;
}

.result-status.pending {
  color: transparent;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-start);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.btn-register {
  padding: 0.35rem 0.85rem;
  border-radius: 6px;
  border: none;
  background: var(--success);
  color: #0a0a0f;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
}

.btn-register:hover {
  opacity: 0.9;
}

.loading-spinner {
  text-align: center;
  color: var(--text-secondary);
  padding: 2rem;
}

/* Registration form panel */
.register-panel {
  max-width: 900px;
  margin: 1.5rem auto 0;
  background: var(--surface-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(12px);
  animation: fadeIn 0.4s ease-out;
  display: none;
}

.register-panel.visible {
  display: block;
}

.register-panel h2 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.form-group input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent-start);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.strength-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 0.5rem;
  overflow: hidden;
}

.strength-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s, background 0.3s;
  width: 0;
}

.strength-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.captcha-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.captcha-question {
  font-size: 1.1rem;
  font-weight: 600;
  white-space: nowrap;
  color: var(--accent-start);
}

.captcha-row input {
  flex: 1;
}

.notification {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  display: none;
}

.notification.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--error);
}

.notification.success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: var(--success);
}

/* Success page */
.success-page {
  padding: 4rem 0 5rem;
  text-align: center;
  animation: fadeIn 0.6s ease-out;
}

.success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
}

.success-page h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.success-email {
  font-size: 1.35rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent-start), var(--accent-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 2rem;
}

.settings-card {
  max-width: 560px;
  margin: 2rem auto;
  background: var(--surface-glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: left;
  backdrop-filter: blur(12px);
}

.settings-card h2 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.settings-table {
  width: 100%;
  border-collapse: collapse;
}

.settings-table td {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.settings-table td:first-child {
  color: var(--text-secondary);
  width: 40%;
}

.settings-table tr:last-child td {
  border-bottom: none;
}

.success-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 3rem 0 2rem;
  }

  .captcha-row {
    flex-direction: column;
    align-items: stretch;
  }

  .site-footer .container {
    flex-direction: column;
    text-align: center;
  }
}