@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");

:root {
  color-scheme: light;
  --background: #f4f6fb;
  --surface: #ffffff;
  --surface-muted: #eef1f8;
  --text-primary: #0c1524;
  --text-secondary: #526070;
  --accent: #3579ff;
  --accent-soft: rgba(53, 121, 255, 0.15);
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.08);
  --border: rgba(12, 21, 36, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
}

body {
  background: var(--background);
  color: var(--text-primary);
}

.hero {
  background: radial-gradient(
      circle at top left,
      rgba(53, 121, 255, 0.15),
      transparent 55%
    ),
    radial-gradient(
      circle at bottom right,
      rgba(12, 21, 36, 0.12),
      transparent 55%
    ),
    #f9fbff;
  padding: 40px 80px 80px;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 60px;
}

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

.brand-mark {
  font-size: 32px;
  background: var(--surface);
  border-radius: 16px;
  padding: 8px 12px;
  box-shadow: var(--shadow);
}

.brand-title {
  font-size: 20px;
  font-weight: 700;
}

.brand-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
}

.nav-actions {
  display: flex;
  gap: 12px;
}

.primary-button,
.secondary-button,
.ghost-button {
  border-radius: 999px;
  border: none;
  padding: 10px 20px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-button {
  background: var(--accent);
  color: white;
  box-shadow: 0 12px 30px rgba(53, 121, 255, 0.35);
}

.secondary-button {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

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

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover {
  transform: translateY(-1px);
}

.logout-button {
  border-radius: 999px;
  border: none;
  padding: 10px 20px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  background: #dc3545;
  color: white;
  box-shadow: 0 12px 30px rgba(220, 53, 69, 0.35);
}

.logout-button:hover {
  transform: translateY(-1px);
  background: #c82333;
  box-shadow: 0 16px 40px rgba(220, 53, 69, 0.45);
}

.hero-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 48px;
  align-items: center;
}

.hero-text h1 {
  font-size: 42px;
  margin: 16px 0 20px 0;
  line-height: 1.2;
}

.hero-description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-card {
  background: var(--surface);
  padding: 32px;
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  margin-bottom: 12px;
}

.hero-card p {
  color: var(--text-secondary);
  margin: 0 0 24px 0;
  line-height: 1.7;
}

.email-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.email-tags span {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.main {
  padding: 0 80px 60px;
}

.tabs {
  display: flex;
  gap: 12px;
  background: var(--surface);
  padding: 12px;
  border-radius: 20px;
  box-shadow: var(--shadow);
  margin-top: -40px;
}

.tab {
  background: transparent;
  border: none;
  padding: 12px 20px;
  border-radius: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
}

.tab.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.tab-panel {
  display: none;
  margin-top: 48px;
}

.tab-panel.active {
  display: block;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.panel-header h2 {
  font-size: 28px;
  margin-bottom: 8px;
}

.panel-header p {
  margin-top: 4px;
}

.muted {
  color: var(--text-secondary);
}

.filter-pill {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s ease;
}

.filter-pill:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.card {
  background: var(--surface);
  padding: 28px;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 16px;
  align-items: center;
}

.pill {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.read-time-badge {
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  background: var(--accent-soft);
  padding: 6px 12px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.post-card h3,
.project-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.project-icon-link {
  display: inline-block;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.project-icon-link:hover {
  transform: translateY(-4px);
}

.project-icon {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  margin-bottom: 20px;
  object-fit: cover;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
  transition: box-shadow 0.2s ease;
  cursor: pointer;
}

.project-icon-link:hover .project-icon {
  box-shadow: 0 15px 35px rgba(53, 121, 255, 0.3);
}

.project-icon-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 18px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-icon-perk {
  background: linear-gradient(135deg, #3579ff 0%, #0056d6 100%);
}

.app-icon-bookworm {
  background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
}

.app-icon-autodoit {
  background: linear-gradient(135deg, #4ecdc4 0%, #44a3a0 100%);
}

.website-icon {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.other-icon {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.portfolio-section {
  margin-bottom: 60px;
}

.portfolio-section:last-child {
  margin-bottom: 0;
}

.portfolio-section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}

.socials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.social-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
}

.social-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  border-color: transparent;
}

.social-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.social-card:hover .social-icon {
  transform: scale(1.1);
}

.social-content {
  flex: 1;
}

.social-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.social-content p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 8px 0;
  line-height: 1.4;
}

.social-handle {
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  display: inline-block;
}

.twitter-card .social-icon {
  background: #1DA1F2;
  color: white;
}

.twitter-card:hover {
  border-color: #1DA1F2;
}

.twitter-card .social-handle {
  background: rgba(29, 161, 242, 0.1);
  color: #1DA1F2;
}

.bluesky-card .social-icon {
  background: #0085ff;
  color: white;
}

.bluesky-card:hover {
  border-color: #0085ff;
}

.bluesky-card .social-handle {
  background: rgba(0, 133, 255, 0.1);
  color: #0085ff;
}

.linkedin-card .social-icon {
  background: #0077B5;
  color: white;
}

.linkedin-card:hover {
  border-color: #0077B5;
}

.linkedin-card .social-handle {
  background: rgba(0, 119, 181, 0.1);
  color: #0077B5;
}

.github-card .social-icon {
  background: #333333;
  color: white;
}

.github-card:hover {
  border-color: #333333;
}

.github-card .social-handle {
  background: rgba(51, 51, 51, 0.1);
  color: #333333;
}

.post-card p,
.project-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 4px;
}

.post-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  font-size: 13px;
  color: var(--text-secondary);
}

.link-button {
  background: transparent;
  border: none;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
}

.comments {
  margin-top: 60px;
}

.comments h3 {
  margin-bottom: 12px;
}

.comments > p {
  margin-bottom: 24px;
}

.comment-form {
  display: grid;
  gap: 14px;
  margin: 0 0 28px 0;
}

.comment-form input,
.comment-form textarea,
.join-card input {
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 14px 16px;
  font-size: 15px;
  background: var(--surface);
  transition: border-color 0.2s ease;
}

.join-card input:focus,
.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

#verificationCode {
  font-family: 'SF Mono', 'Courier New', monospace;
}

#verificationStep {
  text-align: center;
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

#verificationStep h4 {
  margin: 0 0 4px 0;
  color: var(--text-primary);
  font-size: 18px;
}

#verificationStep p {
  margin-bottom: 8px;
  line-height: 1.5;
}

#verificationStep input {
  margin: 4px 0;
}

#verificationStep > div {
  margin-top: 4px;
}

.comment-list {
  display: grid;
  gap: 16px;
}

.comment-item {
  padding: 20px;
  background: var(--surface-muted);
  border-radius: 16px;
}

.comment-item strong {
  display: block;
  margin-bottom: 8px;
}

.comment-item p {
  margin: 8px 0;
  line-height: 1.6;
}

/* Blog post list styles */
#blogPostsList {
  display: grid;
  gap: 20px;
}

.blog-post-item {
  background: var(--surface);
  padding: 28px;
  border-radius: 20px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-post-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.12);
}

.blog-post-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 12px;
}

.blog-post-header h3 a:hover {
  color: var(--accent) !important;
  transition: color 0.2s ease;
}

.blog-post-header > div {
  flex: 1;
}

.project-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.project-tags span {
  background: var(--surface-muted);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.about-card {
  display: grid;
  gap: 20px;
}

.about-card p {
  line-height: 1.7;
}

.about-stats {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.about-stats div {
  background: var(--surface-muted);
  padding: 20px 24px;
  border-radius: 16px;
  text-align: center;
  flex: 1;
  min-width: 140px;
}

.settings-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.settings-grid-full {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr;
  max-width: 800px;
}

.settings-section h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.settings-section > p {
  font-size: 14px;
}

.preferences-list {
  display: grid;
  gap: 0;
}

.preference-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.preference-item:first-child {
  padding-top: 0;
}

.preference-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.preference-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.preference-item h4 {
  font-size: 15px;
  margin-bottom: 4px;
  font-weight: 600;
  color: var(--text-primary);
}

.preference-item p {
  font-size: 14px;
  margin: 0;
}

.security-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: var(--surface-muted);
  border-radius: 16px;
}

.security-item h4 {
  font-size: 15px;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--text-primary);
}

.security-item p {
  font-size: 14px;
  margin: 0;
}

.account-actions {
  display: grid;
  gap: 20px;
}

.account-action-item {
  padding: 24px;
  background: var(--surface-muted);
  border-radius: 16px;
}

.account-action-item h4 {
  font-size: 15px;
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--text-primary);
}

.account-action-item p {
  font-size: 14px;
  margin: 0;
}

.danger-zone {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border: 2px solid rgba(220, 53, 69, 0.2);
  background: rgba(220, 53, 69, 0.05);
}

.danger-button {
  border-radius: 999px;
  border: none;
  padding: 10px 20px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  background: #dc3545;
  color: white;
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
  flex-shrink: 0;
}

.danger-button:hover {
  transform: translateY(-1px);
  background: #c82333;
  box-shadow: 0 6px 16px rgba(220, 53, 69, 0.4);
}

.join-card {
  display: grid;
  gap: 12px;
}

.join-card h3 {
  font-size: 22px;
  margin-bottom: 0;
}

.join-card > p {
  line-height: 1.6;
  margin-bottom: 12px;
}

.join-card input {
  margin-bottom: 0;
}

.join-card button[type="submit"] {
  margin-top: 12px;
}

.preferences-card h3 {
  font-size: 20px;
  margin-bottom: 0;
}

.form-message {
  min-height: 22px;
  color: var(--accent);
  font-weight: 600;
  margin-top: 12px;
}

.form-note {
  margin-top: 4px;
  text-align: center;
}

.form-note small {
  color: var(--text-secondary);
  font-size: 13px;
}

.benefits-list {
  display: grid;
  gap: 0;
  margin: 24px 0 0 0;
}

.benefit-item {
  padding: 18px 0 18px 36px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.benefit-item::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: white;
  font-size: 12px;
  font-weight: bold;
  border-radius: 50%;
  line-height: 1;
}

.benefit-item:first-child {
  padding-top: 0;
}

.benefit-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.benefit-item h4 {
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--text-primary);
  font-weight: 600;
}

.benefit-item p {
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
}

.subscriber-stats {
  display: flex;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.stat {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat strong {
  font-size: 24px;
  color: var(--accent);
}

.stat span {
  font-size: 13px;
  color: var(--text-secondary);
}

.toggle-list {
  display: grid;
  gap: 12px;
  margin: 16px 0 20px;
}

.toggle {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 600;
  color: var(--text-secondary);
}

.footer {
  padding: 80px 80px 60px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  margin-top: 60px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 60px;
}

.footer-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-subtitle {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-section h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.footer-section .link-button {
  text-align: left;
  padding: 0;
  font-size: 14px;
  text-decoration: none;
}

/* Login Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--surface);
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  width: 90%;
  max-width: 450px;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 32px 32px 24px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  margin: 0;
  font-size: 24px;
  color: var(--text-primary);
}

.close-modal {
  font-size: 32px;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}

.close-modal:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 32px;
}

.modal-form-group {
  margin-bottom: 20px;
}

.modal-form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.modal-form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  transition: border-color 0.2s;
}

.modal-form-group input:focus {
  outline: none;
  border-color: var(--accent);
}

.login-error {
  background: #fee;
  color: #c33;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  display: none;
}

.login-error:not(:empty) {
  display: block;
}

@media (max-width: 900px) {
  .hero {
    padding: 30px 24px 50px;
  }

  .main {
    padding: 0 24px 50px;
  }

  .footer {
    padding: 40px 24px;
  }

  .nav {
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
  }

  .panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .footer-content {
    flex-direction: column;
    gap: 32px;
  }

  .footer-links {
    gap: 32px;
  }

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

  .hero-text h1 {
    font-size: 32px;
  }

  .tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
  }

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

  .blog-post-item {
    padding: 24px;
  }

  .blog-post-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .blog-post-header h3 {
    font-size: 20px;
  }

  .blog-post-header .primary-button {
    width: 100%;
    justify-content: center;
  }

  .security-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .security-item button {
    width: 100%;
  }

  .danger-zone {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .danger-button {
    width: 100%;
  }

  .settings-grid-full {
    max-width: 100%;
  }

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

  .social-card {
    padding: 20px;
  }

  .social-icon {
    width: 50px;
    height: 50px;
  }

  .social-content h3 {
    font-size: 18px;
  }
}