/* OSO Kafka Backup Enterprise Portal
   Brand-matched to kafkabackup.com */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-primary-lightest: #dbeafe;
  --color-bg: #ffffff;
  --color-surface: #f8fafc;
  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-border: #e2e8f0;
  --color-error: #dc2626;
  --color-success: #16a34a;
  --radius: 8px;
  --max-width: 900px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--color-border);
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
}

.logo-link {
  text-decoration: none;
  color: var(--color-text);
}

.logo-text {
  font-size: 1.1rem;
  font-weight: 700;
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
}

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

/* Main */
main {
  flex: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero */
.hero {
  text-align: center;
  margin-bottom: 2.5rem;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

/* Form container - two column layout */
.form-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

/* Form */
form {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

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

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.optional {
  font-weight: 400;
  color: var(--color-text-secondary);
}

input[type="email"],
input[type="text"] {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.95rem;
  transition: border-color 0.15s;
}

input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-lightest);
}

.error-text {
  display: block;
  color: var(--color-error);
  font-size: 0.8rem;
  margin-top: 0.25rem;
  min-height: 1.2em;
}

/* Honeypot */
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}

/* Button */
button[type="submit"] {
  width: 100%;
  padding: 0.75rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s;
  margin-top: 0.5rem;
}

button[type="submit"]:hover:not(:disabled) {
  background: var(--color-primary-dark);
}

button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-loading {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Form error */
.form-error {
  margin-top: 1rem;
  padding: 0.75rem;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 6px;
  color: var(--color-error);
  font-size: 0.875rem;
}

/* Features list */
.features-list {
  padding-top: 0.5rem;
}

.features-list h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.features-list ul {
  list-style: none;
  padding: 0;
}

.features-list li {
  padding: 0.375rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.925rem;
}

.features-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.note {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  padding: 0.75rem;
  background: var(--color-primary-lightest);
  border-radius: 6px;
}

/* Success page */
.success-container {
  text-align: center;
  max-width: 560px;
  margin: 3rem auto;
}

.success-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.success-container h1 {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.success-container > p {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.next-steps {
  text-align: left;
  background: var(--color-surface);
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.next-steps h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.code-block {
  background: #1e1e1e;
  color: #d4d4d4;
  padding: 1rem;
  border-radius: 6px;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.code-block code {
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  white-space: pre;
}

.links {
  display: flex;
  gap: 0.75rem;
}

.btn-secondary {
  display: inline-block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.875rem;
  transition: border-color 0.15s;
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Footer */
footer {
  text-align: center;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

footer a {
  color: var(--color-text-secondary);
}

footer a:hover {
  color: var(--color-primary);
}

/* Pricing page */
.pricing-toggle {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-bottom: 2.5rem;
}

.pricing-toggle button {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.15s;
}

.pricing-toggle button:first-child {
  border-radius: 6px 0 0 6px;
}

.pricing-toggle button:last-child {
  border-radius: 0 6px 6px 0;
  border-left: none;
}

.pricing-toggle button.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  font-weight: 600;
}

.pricing-toggle .save-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-success);
  margin-left: 0.25rem;
}

/* Single centered pricing card layout (landing page) */
.pricing-single {
  max-width: 440px;
  margin: 0 auto 2rem;
}

/* Two-card grid layout (comparison page) */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  max-width: 720px;
  margin: 0 auto 3rem;
}

.trial-nudge {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 3rem;
}

.trial-nudge a {
  color: var(--color-primary);
  text-decoration: none;
}

.trial-nudge a:hover {
  text-decoration: underline;
}

.pricing-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  background: var(--color-bg);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
  position: relative;
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
}

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

.pricing-card .price {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.pricing-card .price span {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text-secondary);
}

.pricing-card .price-note {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin-bottom: 1.5rem;
}

.pricing-card li {
  padding: 0.375rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.9rem;
}

.pricing-card li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

.cluster-select {
  width: 100%;
  margin-bottom: 1rem;
}

.cluster-select label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.cluster-select select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.9rem;
  background: var(--color-bg);
  cursor: pointer;
}

.btn-primary {
  display: inline-block;
  width: 100%;
  padding: 0.75rem;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: background-color 0.15s;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-outline {
  display: inline-block;
  width: 100%;
  padding: 0.75rem;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: border-color 0.15s;
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* FAQ section */
.faq-section {
  max-width: 720px;
  margin: 0 auto;
}

.faq-section h2 {
  text-align: center;
  margin-bottom: 1.5rem;
}

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

.faq-item summary {
  font-weight: 600;
  cursor: pointer;
  font-size: 0.95rem;
  padding: 0.25rem 0;
}

.faq-item summary:hover {
  color: var(--color-primary);
}

.faq-item p {
  margin-top: 0.75rem;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

/* Account page */
.account-container {
  max-width: 640px;
  margin: 2rem auto;
}

.license-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

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

.license-info {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.5rem 1.5rem;
  font-size: 0.9rem;
}

.license-info dt {
  color: var(--color-text-secondary);
  font-weight: 600;
}

.license-info dd {
  margin: 0;
}

.status-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.status-badge.active {
  background: #dcfce7;
  color: #166534;
}

.status-badge.trial {
  background: var(--color-primary-lightest);
  color: #1e40af;
}

.status-badge.expired {
  background: #fef2f2;
  color: #991b1b;
}

.status-badge.suspended {
  background: #fef9c3;
  color: #854d0e;
}

.account-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.account-actions .btn-primary,
.account-actions .btn-outline {
  width: auto;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Login page */
.login-container {
  max-width: 400px;
  margin: 3rem auto;
  text-align: center;
}

.login-container h1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.login-container > p {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.login-form {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  text-align: left;
}

.magic-link-sent {
  text-align: center;
  padding: 2rem;
}

.magic-link-sent h2 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.magic-link-sent p {
  color: var(--color-text-secondary);
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* Responsive */
@media screen and (max-width: 700px) {
  .form-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .links {
    flex-direction: column;
  }

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

  .account-actions {
    flex-direction: column;
  }

  .account-actions .btn-primary,
  .account-actions .btn-outline {
    width: 100%;
  }

  .license-info {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .license-info dt {
    margin-top: 0.5rem;
  }
}