:root {
  --bg: #0d1117;
  --card-bg: #161b22;
  --card-border: #30363d;
  --accent: #e1306c;
  --accent-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  --text: #f0f6fc;
  --text-muted: #8b949e;
  --public-bg: rgba(46, 160, 67, 0.15);
  --public-color: #3fb950;
  --public-border: rgba(46, 160, 67, 0.4);
  --private-bg: rgba(210, 153, 34, 0.15);
  --private-color: #d29922;
  --private-border: rgba(210, 153, 34, 0.4);
  --verified-color: #3897f0;
  --story-border: #e1306c;
  --tag-fan: #a371f7;
  --tag-mutual: #58a6ff;
  --tag-not-following: #ff7b72;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 20px 16px;
  line-height: 1.5;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 16px;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

h1 {
  margin: 0;
  font-size: 1.7rem;
  letter-spacing: -0.5px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.badge-tagline {
  background: #21262d;
  color: #8b949e;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  font-weight: 600;
}

/* Category Tabs */
.category-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.cat-btn {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.92rem;
  transition: all 0.2s;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.cat-btn:hover {
  background: #21262d;
  color: var(--text);
}

.cat-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.pill-count {
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 0.78rem;
}

.cat-btn.active .pill-count {
  background: rgba(0, 0, 0, 0.3);
}

/* Context Description Bar */
.category-desc-bar {
  background: rgba(22, 27, 34, 0.9);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 11px 16px;
  margin-bottom: 16px;
  font-size: 0.92rem;
  color: var(--text-muted);
}
.category-desc-bar strong { color: #f0f6fc; }
.category-desc-bar em { color: #ff7b72; font-style: normal; font-weight: 600; }

/* Quick Review Bar */
.quick-review-bar {
  background: linear-gradient(90deg, rgba(225, 48, 108, 0.12), rgba(88, 166, 255, 0.12));
  border: 1px solid rgba(225, 48, 108, 0.3);
  border-radius: 8px;
  padding: 10px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}
.quick-review-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
}

/* Controls Panel */
.controls-panel {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.filter-chips-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-chip-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-right: 4px;
}

.chip {
  background: #21262d;
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.15s;
  user-select: none;
}
.chip:hover {
  background: #30363d;
  color: var(--text);
}
.chip.active {
  background: rgba(225, 48, 108, 0.2);
  border-color: var(--accent);
  color: #ff7b72;
  font-weight: 600;
}

.actions-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.search-box {
  background: #0d1117;
  border: 1px solid var(--card-border);
  color: var(--text);
  padding: 9px 14px;
  border-radius: 6px;
  flex-grow: 1;
  min-width: 220px;
  font-size: 0.9rem;
}
.search-box:focus {
  outline: none;
  border-color: var(--accent);
}

.sort-select {
  background: #0d1117;
  border: 1px solid var(--card-border);
  color: var(--text);
  padding: 9px 12px;
  border-radius: 6px;
  font-size: 0.88rem;
  cursor: pointer;
}

.btn {
  background: var(--accent-gradient);
  color: white;
  border: none;
  padding: 9px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.88rem;
  transition: opacity 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.btn:hover { opacity: 0.9; }

.btn-secondary {
  background: #21262d;
  color: var(--text);
  border: 1px solid var(--card-border);
}
.btn-secondary:hover { background: #30363d; }

.btn-danger {
  background: rgba(248, 81, 73, 0.15);
  border: 1px solid rgba(248, 81, 73, 0.4);
  color: #ff7b72;
}
.btn-danger:hover { background: rgba(248, 81, 73, 0.3); }

.btn-mobile-sync {
  background: linear-gradient(45deg, #10b981, #059669);
  color: white;
  border: none;
}

/* Card Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.15s, transform 0.15s;
}
.card:hover {
  border-color: rgba(225, 48, 108, 0.6);
  transform: translateY(-2px);
}
.card.reviewed {
  opacity: 0.45;
  background: #0d1117;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.profile-info {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.chk-custom {
  cursor: pointer;
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.avatar-wrap {
  position: relative;
  width: 46px;
  height: 46px;
  flex-shrink: 0;
}

.avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background: #21262d;
  border: 2px solid transparent;
}
.avatar.has-story {
  border: 2px solid var(--story-border);
  padding: 2px;
  background: var(--accent-gradient);
}

.user-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}

.user-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.username {
  color: #58a6ff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.username:hover { text-decoration: underline; }

.verified-icon {
  color: var(--verified-color);
  font-size: 0.85rem;
  font-weight: bold;
  flex-shrink: 0;
}

.full-name {
  color: #c9d1d9;
  font-size: 0.84rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  margin-top: 3px;
  display: block;
}

.open-btn {
  background: #21262d;
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  border-radius: 5px;
  padding: 5px 12px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.15s;
  flex-shrink: 0;
}
.open-btn:hover {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid rgba(48, 54, 61, 0.4);
  flex-wrap: wrap;
}

.tags-row {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.7rem;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.badge.public {
  background: var(--public-bg);
  color: var(--public-color);
  border: 1px solid var(--public-border);
}
.badge.private {
  background: var(--private-bg);
  color: var(--private-color);
  border: 1px solid var(--private-border);
}
.badge.story {
  background: rgba(225, 48, 108, 0.2);
  color: #ff7b72;
  border: 1px solid rgba(225, 48, 108, 0.4);
}
.badge.rel-mutual {
  background: rgba(88, 166, 255, 0.15);
  color: var(--tag-mutual);
  border: 1px solid rgba(88, 166, 255, 0.4);
}
.badge.rel-fan {
  background: rgba(163, 113, 247, 0.15);
  color: var(--tag-fan);
  border: 1px solid rgba(163, 113, 247, 0.4);
}
.badge.rel-not-following {
  background: rgba(248, 81, 73, 0.15);
  color: var(--tag-not-following);
  border: 1px solid rgba(248, 81, 73, 0.4);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 16px;
}

.modal-card {
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 12px;
  max-width: 580px;
  width: 100%;
  box-shadow: 0 16px 40px rgba(0,0,0,0.6);
  padding: 24px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.modal-header h2 { margin: 0; font-size: 1.25rem; }
.modal-close {
  background: none; border: none; color: #8b949e; font-size: 1.5rem; cursor: pointer;
}
.modal-close:hover { color: var(--text); }

/* QR Code Box */
.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: #0d1117;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  margin: 16px 0;
}
#qrOutput {
  padding: 12px;
  background: white;
  border-radius: 8px;
  display: inline-block;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #21262d;
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 12px 20px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  font-size: 0.9rem;
  display: none;
  z-index: 3000;
}

/* Mobile Responsiveness */
@media (max-width: 640px) {
  body { padding: 12px 8px; }
  .grid { grid-template-columns: 1fr; }
  .actions-row { flex-direction: column; align-items: stretch; }
  .search-box { min-width: 100%; }
}


/* ==========================================================
   SEO & Content Showcase Styles
   ========================================================== */
.content-section {
  padding: 48px 0;
  border-top: 1px solid var(--card-border);
}
.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 36px;
}
.section-tag {
  display: inline-block;
  background: rgba(225, 48, 108, 0.15);
  color: #ff7b72;
  border: 1px solid rgba(225, 48, 108, 0.3);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 12px;
}
.section-title {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
  line-height: 1.25;
}
.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

/* Feature Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 24px;
}
.feature-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 24px;
  transition: transform 0.2s, border-color 0.2s;
}
.feature-box:hover {
  transform: translateY(-2px);
  border-color: rgba(225, 48, 108, 0.4);
}
.feature-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: inline-block;
}
.feature-box h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: #f0f6fc;
}
.feature-box p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* SEO Comparison Table */
.seo-table-wrap {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  margin: 28px 0;
}
.seo-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}
.seo-table th, .seo-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--card-border);
}
.seo-table th {
  background: #1c2128;
  color: #f0f6fc;
  font-weight: 700;
}
.seo-table tr:last-child td {
  border-bottom: none;
}
.seo-table .highlight-col {
  background: rgba(225, 48, 108, 0.08);
  font-weight: 600;
}
.check-yes {
  color: var(--public-color);
  font-weight: bold;
}
.check-no {
  color: #ff7b72;
  font-weight: bold;
}

/* FAQ Accordion */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
details.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 18px 22px;
  transition: all 0.2s;
}
details.faq-item[open] {
  border-color: var(--accent);
}
summary.faq-question {
  cursor: pointer;
  font-size: 1.08rem;
  font-weight: 700;
  color: #f0f6fc;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}
summary.faq-question::-webkit-details-marker {
  display: none;
}
summary.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--accent);
  transition: transform 0.2s;
}
details.faq-item[open] summary.faq-question::after {
  content: "−";
}
.faq-answer {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.7;
  border-top: 1px solid rgba(48, 54, 61, 0.5);
  padding-top: 14px;
}
.faq-answer strong {
  color: #f0f6fc;
}

/* Semantic Site Footer */
.site-footer {
  margin-top: 60px;
  border-top: 1px solid var(--card-border);
  padding: 40px 0 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-brand h3 {
  font-size: 1.4rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}
.footer-col h4 {
  color: #f0f6fc;
  font-size: 1rem;
  margin-bottom: 12px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover {
  color: #58a6ff;
}
.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(48, 54, 61, 0.4);
  padding-top: 20px;
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .section-title { font-size: 1.6rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}


/* ==========================================================
   Landing Page Interactive Hero & Card Styles
   ========================================================== */
.hero {
  text-align: center;
  padding: 40px 16px 28px;
  max-width: 820px;
  margin: 0 auto;
}
.hero h1 {
  font-size: 2.6rem;
  margin-bottom: 14px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(180deg, #ffffff 0%, #c9d1d9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.card-panel {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 28px;
  margin-bottom: 32px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.5);
}
.tab-header {
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 14px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.tab-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.2s;
}
.tab-btn:hover {
  background: #21262d;
  color: var(--text);
}
.tab-btn.active {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.bookmarklet-zone {
  text-align: center;
  padding: 36px 20px;
  background: #0d1117;
  border: 2px dashed var(--card-border);
  border-radius: 12px;
  margin: 20px 0;
}
.bookmark-pill {
  display: inline-block;
  background: var(--accent-gradient);
  color: white;
  text-decoration: none;
  padding: 15px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1.15rem;
  box-shadow: 0 4px 20px rgba(225, 48, 108, 0.45);
  cursor: grab;
  margin-bottom: 16px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.bookmark-pill:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 26px rgba(225, 48, 108, 0.65);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 24px;
  text-align: left;
}
.step-card {
  background: #161b22;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 20px;
}
.step-num {
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: white;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.95rem;
  margin-bottom: 10px;
}
.step-card h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: #f0f6fc;
}
.step-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}
.bookmarklet-intro {
  background: rgba(22, 27, 34, 0.85);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 18px;
  text-align: left;
}
.safari-callout-box {
  background: rgba(88, 166, 255, 0.08);
  border: 1px solid rgba(88, 166, 255, 0.35);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 20px;
  text-align: left;
}
.safari-guide-card {
  background: #161b22;
  border: 1px solid #30363d;
  border-left: 4px solid #58a6ff;
  border-radius: 10px;
  padding: 18px 20px;
  margin: 18px 0;
  text-align: left;
  animation: fadeInGuide 0.25s ease-in-out;
}
.safari-steps-list {
  margin: 0;
  padding-left: 20px;
  font-size: 0.88rem;
  color: #c9d1d9;
  line-height: 1.7;
}
.safari-steps-list li {
  margin-bottom: 8px;
}
.safari-steps-list kbd {
  background: #21262d;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid #30363d;
  font-family: monospace;
  font-size: 0.82rem;
  color: #f0f6fc;
}
@keyframes fadeInGuide {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.mobile-prompt-box {
  display: none;
  background: linear-gradient(135deg, rgba(88, 166, 255, 0.15), rgba(225, 48, 108, 0.15));
  border: 1px solid #58a6ff;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 28px;
  text-align: center;
}
.mobile-prompt-box h2 {
  font-size: 1.35rem;
  color: white;
  margin-bottom: 10px;
}
.mobile-prompt-box p {
  color: #c9d1d9;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 16px;
}