/* =====================================================
   SOLUTIONBASE v2 — CSS
   Theme: Editorial Light / Developer Precision
   Fonts: DM Sans (body) + Fira Code (mono) + Fraunces (display)
   Layout: Fixed sidebar + scrollable main
===================================================== */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Fira+Code:wght@300;400;500;600&family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,600;0,9..144,700;0,9..144,900;1,9..144,700&display=swap');

/* ── Variables ── */
:root {
  --sidebar-w: 240px;

  /* Light base */
  --bg: #f7f6f2;
  --bg-white: #ffffff;
  --bg-subtle: #f0eee9;
  --bg-hover: #eae8e2;

  /* Sidebar */
  --sidebar-bg: #0f1117;
  --sidebar-text: #c9cdd6;
  --sidebar-text-dim: #5a6070;
  --sidebar-active-bg: rgba(255,255,255,0.07);
  --sidebar-active-text: #ffffff;
  --sidebar-border: rgba(255,255,255,0.06);
  --sidebar-accent: #4d9de0;

  /* Typography */
  --text-primary: #12141a;
  --text-secondary: #4a4f5e;
  --text-tertiary: #8a909e;
  --text-inverse: #ffffff;

  /* Accent / Brand */
  --accent: #0052cc;
  --accent-hover: #0041a8;
  --accent-light: rgba(0, 82, 204, 0.08);
  --accent-border: rgba(0, 82, 204, 0.2);

  /* Status */
  --green: #1a7f37;
  --green-bg: rgba(26, 127, 55, 0.08);
  --amber: #9a6700;
  --amber-bg: rgba(154, 103, 0, 0.08);
  --blue-badge: #0052cc;
  --blue-badge-bg: rgba(0, 82, 204, 0.07);

  /* Borders */
  --border: #e2dfd8;
  --border-strong: #c8c5bc;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.1), 0 4px 8px rgba(0,0,0,0.04);

  /* Fonts */
  --font-sans: 'DM Sans', sans-serif;
  --font-mono: 'Fira Code', monospace;
  --font-display: 'Fraunces', serif;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 180ms;
}

/* ── Dark mode ── */
body.dark {
  --bg: #0f1117;
  --bg-white: #161b27;
  --bg-subtle: #1a2030;
  --bg-hover: #1e2538;

  --text-primary: #e8eaf0;
  --text-secondary: #8892a4;
  --text-tertiary: #4e5566;

  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);

  --accent: #4d9de0;
  --accent-hover: #6db0f0;
  --accent-light: rgba(77, 157, 224, 0.1);
  --accent-border: rgba(77, 157, 224, 0.25);

  --green: #3fb950;
  --green-bg: rgba(63, 185, 80, 0.1);
  --amber: #d29922;
  --amber-bg: rgba(210, 153, 34, 0.1);
  --blue-badge: #58a6ff;
  --blue-badge-bg: rgba(88, 166, 255, 0.1);

  --sidebar-bg: #080c12;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }
body { font-family: var(--font-sans); background: var(--bg); color: var(--text-primary); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
img { max-width: 100%; }
ul { list-style: none; }
::selection { background: var(--accent-light); }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

/* =====================================================
   LAYOUT — Sidebar + Main
===================================================== */

.layout {
  display: flex;
  min-height: 100vh;
}

/* ── SIDEBAR ── */

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--sidebar-bg);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 50;
  border-right: 1px solid rgba(255,255,255,0.04);
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--sidebar-border);
}

.logo-wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.logo-mark {
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, #0078d4, #00b4d8);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: white;
  flex-shrink: 0;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.02em;
}

.logo-tagline {
  font-size: 0.7rem;
  color: var(--sidebar-text-dim);
  padding-left: 40px;
  line-height: 1.3;
}

/* ── Sidebar Search ── */

.sidebar-search {
  padding: 12px 12px 8px;
  border-bottom: 1px solid var(--sidebar-border);
}

.sidebar-search-inner {
  position: relative;
}

.sidebar-search input {
  width: 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  padding: 7px 8px 7px 30px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--sidebar-text);
  outline: none;
  transition: border-color var(--duration) var(--ease);
}

.sidebar-search input::placeholder { color: var(--sidebar-text-dim); }
.sidebar-search input:focus { border-color: rgba(77,157,224,0.4); background: rgba(255,255,255,0.07); }

.sidebar-search-icon {
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--sidebar-text-dim);
  pointer-events: none;
}

/* ── Sidebar Nav ── */

.sidebar-nav {
  flex: 1;
  padding: 8px 0;
  overflow-y: auto;
}

.sidebar-section-label {
  padding: 12px 16px 4px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sidebar-text-dim);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 16px;
  font-size: 0.825rem;
  color: var(--sidebar-text);
  transition: all var(--duration) var(--ease);
  cursor: pointer;
  position: relative;
  border-radius: 0;
  user-select: none;
}

.sidebar-link .link-icon {
  font-size: 0.9rem;
  width: 16px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-link .link-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--sidebar-text-dim);
  background: rgba(255,255,255,0.06);
  padding: 1px 6px;
  border-radius: 10px;
}

.sidebar-link:hover {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-active-text);
}

.sidebar-link.active {
  background: var(--sidebar-active-bg);
  color: white;
}

.sidebar-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--sidebar-accent);
  border-radius: 0 2px 2px 0;
}

/* ── Sidebar Footer ── */

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-footer-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.775rem;
  color: var(--sidebar-text-dim);
  padding: 4px 0;
  transition: color var(--duration) var(--ease);
  cursor: pointer;
}

.sidebar-footer-link:hover { color: var(--sidebar-text); }

.theme-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.775rem;
  color: var(--sidebar-text-dim);
  background: none;
  border: none;
  padding: 4px 0;
  width: 100%;
  text-align: left;
  transition: color var(--duration) var(--ease);
}
.theme-btn:hover { color: var(--sidebar-text); }

/* =====================================================
   MAIN CONTENT AREA
===================================================== */

.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ── Topbar ── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  padding: 0 28px;
  height: 52px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}

.topbar-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-right: 8px;
  white-space: nowrap;
}

.topbar-filters {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.topbar-select {
  padding: 5px 28px 5px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%238a909e' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E") right 8px center / 8px no-repeat;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--text-secondary);
  outline: none;
  appearance: none;
  cursor: pointer;
  transition: border-color var(--duration) var(--ease);
}

.topbar-select:focus { border-color: var(--accent); }

.topbar-theme {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: all var(--duration) var(--ease);
}

.topbar-theme:hover { border-color: var(--border-strong); background: var(--bg-hover); }

.topbar-github {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--duration) var(--ease);
}

.topbar-github:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
  background: var(--bg-hover);
}

/* =====================================================
   VIEWS (show/hide)
===================================================== */

.view { display: none; }
.view.active { display: block; }

/* =====================================================
   HOME VIEW — Hero + Featured
===================================================== */

.home-hero {
  padding: 52px 28px 36px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-white);
  position: relative;
  overflow: hidden;
}

/* Subtle dot grid */
.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.6;
  pointer-events: none;
}

.home-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-white) 50%, transparent);
  pointer-events: none;
}

.hero-content { position: relative; z-index: 1; max-width: 680px; }

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--accent-border);
  background: var(--accent-light);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}

.hero-pill-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 2s ease infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  background: var(--text-primary);
  color: var(--bg-white);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  transition: all var(--duration) var(--ease);
}

.btn-primary:hover {
  background: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,82,204,0.25);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--border-strong);
  transition: all var(--duration) var(--ease);
}

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

.hero-stats {
  display: flex;
  gap: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.hero-stat-num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 3px;
}

.hero-stat-lbl {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

/* ── Category Chips ── */

.home-section {
  padding: 28px 28px;
}

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

.home-section-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
}

.home-section-more {
  font-size: 0.78rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  transition: gap var(--duration) var(--ease);
}

.home-section-more:hover { gap: 6px; }

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 8px;
}

.cat-chip {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-white);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  text-align: left;
  box-shadow: var(--shadow-sm);
}

.cat-chip:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.cat-chip-icon { font-size: 1.3rem; margin-bottom: 8px; display: block; }
.cat-chip-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.cat-chip-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

/* =====================================================
   SOLUTIONS GRID
===================================================== */

.solutions-page {
  padding: 0;
}

.solutions-toolbar {
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-white);
  gap: 12px;
  flex-wrap: wrap;
}

.solutions-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.solutions-count strong { color: var(--text-primary); }

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
}

/* ── Solution Card ── */

.sol-card {
  background: var(--bg-white);
  padding: 20px 22px;
  cursor: pointer;
  transition: background var(--duration) var(--ease);
  position: relative;
  animation: fadeUp 0.35s var(--ease) both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.sol-card:hover { background: var(--bg-subtle); }

.sol-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.sol-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.sol-card-badges {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.63rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-tool {
  background: var(--blue-badge-bg);
  color: var(--blue-badge);
}

.badge-production {
  background: var(--green-bg);
  color: var(--green);
}

.badge-beta {
  background: var(--amber-bg);
  color: var(--amber);
}

.badge-beginner { background: rgba(26,127,55,0.07); color: var(--green); }
.badge-intermediate { background: var(--blue-badge-bg); color: var(--blue-badge); }
.badge-advanced { background: rgba(207,34,46,0.07); color: #cf222e; }

.sol-card-title {
  font-family: var(--font-display);
  font-size: 1.0rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.sol-card-desc {
  font-size: 0.815rem;
  color: var(--text-secondary);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}

.sol-card-tags {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.tag {
  padding: 2px 7px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.68rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  background: var(--bg);
}

.sol-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.sol-card-meta {
  display: flex;
  gap: 12px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

.sol-card-arrow {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: all var(--duration) var(--ease);
}

.sol-card:hover .sol-card-arrow {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 24px;
  color: var(--text-tertiary);
}

.no-results-icon { font-size: 2.5rem; display: block; margin-bottom: 12px; }
.no-results h3 { font-family: var(--font-display); font-style: italic; font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 6px; }

/* =====================================================
   SOLUTION DETAIL VIEW
===================================================== */

.detail-view {
  display: none;
}

.detail-view.active {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 0;
  align-items: start;
  min-height: calc(100vh - 52px);
}

.detail-main {
  padding: 32px 36px;
  border-right: 1px solid var(--border);
  min-width: 0;
}

.detail-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-tertiary);
  margin-bottom: 24px;
  cursor: pointer;
  transition: color var(--duration) var(--ease);
  padding: 4px 0;
}

.detail-back:hover { color: var(--accent); }

.detail-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 12px;
}

.detail-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  flex-shrink: 0;
}

.detail-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 8px;
}

.detail-meta-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
}

.detail-description {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 680px;
  margin-bottom: 20px;
}

.detail-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.btn-github {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  background: #24292e;
  color: white;
  border-radius: 7px;
  font-size: 0.82rem;
  font-weight: 600;
  border: none;
  transition: all var(--duration) var(--ease);
}

.btn-github:hover { background: #2f363d; transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  background: var(--green);
  color: white;
  border-radius: 7px;
  font-size: 0.82rem;
  font-weight: 600;
  border: none;
  transition: all var(--duration) var(--ease);
}

.btn-download:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: var(--shadow-md); }

/* ── Section titles ── */

.section-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.content-block {
  margin-bottom: 36px;
}

/* ── Features ── */

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 8px;
}

.feature-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.feature-check { color: var(--green); font-size: 0.75rem; margin-top: 2px; flex-shrink: 0; }

/* ── Components ── */

.components-list { display: flex; flex-direction: column; gap: 6px; }

.comp-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color var(--duration) var(--ease);
}

.comp-row:hover { border-color: var(--border-strong); }

.comp-type {
  padding: 2px 7px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  background: var(--blue-badge-bg);
  color: var(--blue-badge);
  white-space: nowrap;
  align-self: flex-start;
  margin-top: 1px;
  flex-shrink: 0;
}

.comp-name { font-size: 0.85rem; font-weight: 600; margin-bottom: 2px; }
.comp-desc { font-size: 0.78rem; color: var(--text-secondary); }

/* ── Prerequisites ── */

.prereq-list { display: flex; flex-direction: column; gap: 5px; }

.prereq-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 0.825rem;
  color: var(--text-secondary);
}

.prereq-icon { color: var(--amber); flex-shrink: 0; }

/* ── Markdown Content ── */

.markdown-content {
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.markdown-content h1, .markdown-content h2, .markdown-content h3 {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin: 20px 0 10px;
}

.markdown-content h1 { font-size: 1.4rem; }
.markdown-content h2 { font-size: 1.15rem; }
.markdown-content h3 { font-size: 1rem; }
.markdown-content p { margin-bottom: 12px; }
.markdown-content code {
  font-family: var(--font-mono);
  font-size: 0.82em;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  padding: 2px 5px;
  border-radius: 4px;
}

.markdown-content pre {
  background: var(--sidebar-bg);
  color: #c9cdd6;
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 12px 0;
}

.markdown-content pre code {
  background: none;
  border: none;
  color: inherit;
  padding: 0;
  font-size: 0.8rem;
}

.markdown-content ul, .markdown-content ol {
  padding-left: 20px;
  margin-bottom: 12px;
}
.markdown-content li { margin-bottom: 4px; list-style: disc; }
.markdown-content a { color: var(--accent); text-decoration: underline; }
.markdown-content blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  color: var(--text-secondary);
  margin: 12px 0;
}

.markdown-loading {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  padding: 16px 0;
}

/* ── Detail Sidebar ── */

.detail-sidebar {
  padding: 28px 20px;
  position: sticky;
  top: 52px;
}

.sidebar-widget {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}

.widget-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.stat-cell {
  text-align: center;
  padding: 10px 8px;
  background: var(--bg-subtle);
  border-radius: 7px;
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 3px;
}

.stat-lbl {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.info-rows { display: flex; flex-direction: column; gap: 8px; }

.info-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.info-row:last-child { border-bottom: none; padding-bottom: 0; }
.info-key { color: var(--text-tertiary); }
.info-val { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-primary); }

.github-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  padding: 9px 14px;
  background: #24292e;
  color: white;
  border-radius: 7px;
  font-size: 0.82rem;
  font-weight: 600;
  border: none;
  margin-bottom: 6px;
  transition: all var(--duration) var(--ease);
  text-align: center;
}

.github-btn:hover { background: #2f363d; box-shadow: var(--shadow-md); }

.download-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  width: 100%;
  padding: 9px 14px;
  background: var(--green);
  color: white;
  border-radius: 7px;
  font-size: 0.82rem;
  font-weight: 600;
  border: none;
  transition: all var(--duration) var(--ease);
  text-align: center;
}

.download-btn:hover { filter: brightness(1.1); box-shadow: var(--shadow-md); }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 5px; }

/* ── Related Solutions ── */

.related-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 7px;
  cursor: pointer;
  transition: background var(--duration) var(--ease);
  margin-bottom: 4px;
}

.related-item:hover { background: var(--bg-subtle); }
.related-icon { font-size: 1.1rem; }
.related-name { font-size: 0.8rem; font-weight: 600; margin-bottom: 2px; }
.related-tool { font-size: 0.68rem; color: var(--text-tertiary); font-family: var(--font-mono); }

/* =====================================================
   TOAST
===================================================== */

.toast-wrap {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
}

.toast {
  background: var(--text-primary);
  color: var(--bg-white);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.25s var(--ease);
  display: flex;
  align-items: center;
  gap: 7px;
  pointer-events: all;
  max-width: 300px;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =====================================================
   ABOUT VIEW
===================================================== */

.about-view {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 36px;
}

.about-hero-text {
  margin-bottom: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.about-hero-text h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.about-hero-text p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 560px;
}

.about-section {
  margin-bottom: 40px;
}

.about-section h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text-primary);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.about-section p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 12px;
}

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

.about-tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
}

.about-tech-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-white);
  font-size: 0.82rem;
  font-weight: 500;
}

.about-tech-icon { font-size: 1.1rem; }

.about-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* =====================================================
   KEYBOARD SHORTCUT HINT
===================================================== */

.kbd-hint {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
}

kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  box-shadow: 0 1px 0 var(--border-strong);
}

/* =====================================================
   SCROLL ANIMATIONS
===================================================== */

.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* =====================================================
   COMMAND PALETTE
===================================================== */

.cmd-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--ease);
}

.cmd-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.cmd-palette {
  width: 100%;
  max-width: 560px;
  background: var(--bg-white);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translateY(-8px);
  transition: transform 0.2s var(--ease);
}

.cmd-overlay.open .cmd-palette { transform: translateY(0); }

.cmd-search-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.cmd-search-row svg { color: var(--text-tertiary); flex-shrink: 0; }

.cmd-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-primary);
}

.cmd-input::placeholder { color: var(--text-tertiary); }

.cmd-results {
  max-height: 360px;
  overflow-y: auto;
  padding: 6px;
}

.cmd-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 10px;
  border-radius: 7px;
  cursor: pointer;
  transition: background var(--duration) var(--ease);
}

.cmd-item:hover, .cmd-item.highlighted {
  background: var(--bg-subtle);
}

.cmd-item-icon { font-size: 1.1rem; flex-shrink: 0; }
.cmd-item-name { font-size: 0.875rem; font-weight: 600; }
.cmd-item-sub { font-size: 0.75rem; color: var(--text-tertiary); font-family: var(--font-mono); }
.cmd-item-right { margin-left: auto; }

.cmd-empty {
  text-align: center;
  padding: 32px;
  color: var(--text-tertiary);
  font-size: 0.85rem;
}

.cmd-footer {
  padding: 8px 14px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cmd-shortcut {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  color: var(--text-tertiary);
}

/* =====================================================
   TOPBAR SEARCH (inline)
===================================================== */

.topbar-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.topbar-search-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-subtle);
  font-size: 0.78rem;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  min-width: 160px;
}

.topbar-search-trigger:hover {
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

/* =====================================================
   TAG FILTER PILLS (in solution listing toolbar)
===================================================== */

.active-filters {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  padding: 10px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-subtle);
}

.active-filters:empty { display: none; }

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  background: var(--accent-light);
  border: 1px solid var(--accent-border);
  border-radius: 100px;
  font-size: 0.72rem;
  color: var(--accent);
  font-family: var(--font-mono);
}

.filter-pill-remove {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  opacity: 0.7;
  transition: opacity var(--duration) var(--ease);
}

.filter-pill-remove:hover { opacity: 1; }

/* =====================================================
   FEATURED BADGE ON CARD
===================================================== */

.featured-marker {
  position: absolute;
  top: 14px;
  right: 14px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--amber);
  background: var(--amber-bg);
  border: 1px solid rgba(154,103,0,0.2);
  padding: 2px 6px;
  border-radius: 4px;
}

/* =====================================================
   WHAT'S NEW BANNER
===================================================== */

.whats-new-banner {
  background: linear-gradient(135deg, var(--accent-light), transparent);
  border: 1px solid var(--accent-border);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  cursor: pointer;
  transition: background var(--duration) var(--ease);
}

.whats-new-banner:hover { background: var(--accent-light); }

.whats-new-icon { font-size: 1.2rem; flex-shrink: 0; }

.whats-new-text {
  flex: 1;
  min-width: 0;
}

.whats-new-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 2px;
}

.whats-new-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.whats-new-close {
  background: none;
  border: none;
  color: var(--text-tertiary);
  padding: 4px;
  cursor: pointer;
  flex-shrink: 0;
  transition: color var(--duration) var(--ease);
}
.whats-new-close:hover { color: var(--text-primary); }

/* =====================================================
   MOBILE
===================================================== */

.mobile-menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  margin-right: 6px;
}

.mobile-menu-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--duration) var(--ease);
}

@media (max-width: 900px) {
  :root { --sidebar-w: 0px; }

  .sidebar {
    transform: translateX(-240px);
    width: 240px;
    transition: transform var(--duration) var(--ease);
  }

  .sidebar.open { transform: translateX(0); }

  .main { margin-left: 0; }
  .mobile-menu-btn { display: flex; }

  .detail-view.active {
    grid-template-columns: 1fr;
  }

  .detail-sidebar { display: none; }
  .home-hero { padding: 32px 20px; }
  .home-section { padding: 20px; }
  .solutions-toolbar { padding: 12px 20px; }
  .detail-main { padding: 20px; }
  .topbar { padding: 0 16px; }
}

@media (max-width: 640px) {
  .solutions-grid { grid-template-columns: 1fr; }
  .topbar-filters { gap: 6px; }
  .topbar-title { display: none; }
}

/* =====================================================
   3D FUTURISTIC CARDS
===================================================== */

/* Replace old grid with new 3D-aware grid */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
  border-top: 1px solid var(--border);
}

/* Override grid background for home featured section */
.home-section .solutions-grid {
  background: transparent;
  border-top: none;
  gap: 16px;
}

/* ── Wrapper — handles perspective and overflow ── */
.card3d-wrap {
  position: relative;
  cursor: pointer;
  background: var(--bg-white);
  /* Allow the card to cast a shadow outside */
  isolation: isolate;
  animation: fadeUp 0.35s cubic-bezier(0.4,0,0.2,1) both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

/* ── Glow orb that tracks the mouse ── */
.card3d-glow {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 0;
  background: radial-gradient(
    circle at 50% 50%,
    var(--glow, #0078d4) 0%,
    transparent 70%
  );
  filter: blur(32px);
  transform: translate(0%, 0%);
  transition: opacity 0.25s ease, transform 0.05s linear;
}

/* ── The card itself ── */
.card3d {
  position: relative;
  z-index: 1;
  padding: 20px 20px 16px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  transition:
    transform 0.08s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease;
  will-change: transform;
  overflow: hidden;
}

/* Glass shimmer layer on hover */
.card3d::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255,255,255,0.04) 0%,
    transparent 50%,
    rgba(255,255,255,0.02) 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
}

/* Inner grid lines — subtle futuristic texture */
.card3d::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--accent, #0078d4)08 1px, transparent 1px),
    linear-gradient(90deg, var(--accent, #0078d4)08 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at 50% 0%, black 20%, transparent 75%);
}

.card3d-wrap:hover .card3d {
  border-color: var(--accent, #0078d4);
  box-shadow:
    0 0 0 1px var(--accent, #0078d4)44,
    0 8px 32px rgba(0,0,0,0.18),
    0 2px 8px rgba(0,0,0,0.12),
    inset 0 1px 0 rgba(255,255,255,0.06);
  background: var(--bg-subtle);
}

body.dark .card3d-wrap:hover .card3d {
  background: #12161f;
}

.card3d-wrap:hover .card3d::before { opacity: 1; }
.card3d-wrap:hover .card3d::after  { opacity: 1; }

/* All children above the pseudo elements */
.card3d > * { position: relative; z-index: 1; }

/* ── Top accent bar ── */
.card3d-bar {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card3d-wrap:hover .card3d-bar { opacity: 1; }

/* ── Header ── */
.card3d-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 14px;
}

.card3d-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card3d-wrap:hover .card3d-icon {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 16px var(--accent, #0078d4)44;
}

.card3d-badges {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.card3d-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.6rem;
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card3d-badge.tool {
  background: var(--blue-badge-bg);
  color: var(--blue-badge);
  border: 1px solid rgba(0,82,204,0.15);
}

body.dark .card3d-badge.tool {
  border-color: rgba(88,166,255,0.2);
}

.card3d-badge.prod {
  background: var(--green-bg);
  color: var(--green);
  border: 1px solid rgba(26,127,55,0.15);
}

.card3d-badge.beta {
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid rgba(154,103,0,0.15);
}

/* ── Title ── */
.card3d-title {
  font-family: var(--font-display);
  font-size: 1.0rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 7px;
  color: var(--text-primary);
  transition: color 0.2s ease;
}

.card3d-wrap:hover .card3d-title {
  color: var(--accent, #0078d4);
}

/* ── Description ── */
.card3d-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

/* ── Tags ── */
.card3d-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.card3d-tag {
  padding: 2px 7px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.65rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  background: var(--bg);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.card3d-wrap:hover .card3d-tag {
  border-color: var(--accent, #0078d4)44;
  color: var(--text-secondary);
}

.card3d-tag.muted { opacity: 0.6; }

/* ── Rating row ── */
.card3d-rating {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 4px;
  transition: border-color 0.2s ease;
}

.card3d-wrap:hover .card3d-rating {
  border-color: var(--accent, #0078d4)33;
}

.card3d-stars {
  font-size: 0.85rem;
  letter-spacing: 1px;
  line-height: 1;
}

.card3d-rating.rated   .card3d-stars { color: #f59e0b; }
.card3d-rating.unrated .card3d-stars { color: var(--border-strong); }

.card3d-rating-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  margin-left: 5px;
}

.card3d-comm-rating {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #f59e0b;
  font-weight: 600;
  margin-left: auto;
}

/* ── Footer ── */
.card3d-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  transition: border-color 0.2s ease;
}

.card3d-wrap:hover .card3d-footer {
  border-color: var(--accent, #0078d4)33;
}

.card3d-meta {
  display: flex;
  gap: 10px;
  align-items: center;
}

.card3d-meta-item {
  display: flex;
  align-items: center;
  gap: 3px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-tertiary);
}

.card3d-diff {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 1px 6px;
  border-radius: 3px;
}

.card3d-diff-beginner     { background: var(--green-bg);  color: var(--green); }
.card3d-diff-intermediate { background: var(--blue-badge-bg); color: var(--blue-badge); }
.card3d-diff-advanced     { background: rgba(207,34,46,0.07); color: #cf222e; }

.card3d-arrow {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.card3d-wrap:hover .card3d-arrow {
  border-color: var(--accent, #0078d4);
  color: var(--accent, #0078d4);
  background: var(--accent-light);
  transform: translateX(2px);
}

/* ── No results ── */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 24px;
  color: var(--text-tertiary);
}

/* ── Reduce motion ── */
@media (prefers-reduced-motion: reduce) {
  .card3d, .card3d-wrap, .card3d-icon, .card3d-arrow {
    transition: none !important;
  }
  .card3d-wrap:hover .card3d {
    transform: none !important;
  }
}

/* ── Mobile: disable tilt ── */
@media (hover: none) {
  .card3d-wrap:hover .card3d {
    transform: none !important;
  }
  .card3d-glow { display: none; }
}

/* =====================================================
   RECENTLY VIEWED RESPONSIVE
===================================================== */

@media (max-width: 640px) {
  #recently-viewed-section .home-section > div {
    grid-template-columns: 1fr 1fr !important;
  }
}

/* =====================================================
   HOME CTA GRID RESPONSIVE
===================================================== */

@media (max-width: 580px) {
  .cta-grid {
    grid-template-columns: 1fr !important;
  }
}

/* =====================================================
   DEPLOYMENT TRACKER
===================================================== */

.tracker-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.tracker-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.15s ease;
  background: var(--bg-white);
  user-select: none;
}

.tracker-row:hover {
  border-color: var(--accent-border);
  background: var(--accent-light);
}

.tracker-row.checked {
  border-color: rgba(26,127,55,0.25);
  background: var(--green-bg);
}

body.dark .tracker-row.checked {
  border-color: rgba(63,185,80,0.25);
}

.tracker-check {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  border: 1.5px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--green);
  flex-shrink: 0;
  margin-top: 1px;
  transition: all 0.15s ease;
  background: var(--bg-white);
}

.tracker-row.checked .tracker-check {
  border-color: var(--green);
  background: var(--green);
  color: white;
}

.tracker-row:hover:not(.checked) .tracker-check {
  border-color: var(--accent);
}

.tracker-text {
  font-size: 0.83rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
  transition: color 0.15s ease;
}

.tracker-row.checked .tracker-text {
  color: var(--text-tertiary);
  text-decoration: line-through;
  text-decoration-color: var(--text-tertiary);
}

.tracker-sub {
  display: block;
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-top: 2px;
  line-height: 1.3;
}

/* =====================================================
   CARD REDESIGN — new elements
===================================================== */

/* Remove old grid gap styling — use padding instead */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  padding: 20px 28px;
  background: transparent;
  border-top: none;
}

.home-section .solutions-grid { padding: 0; }

/* ── Row 1: icon + top-right controls ── */
.card-row-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.card-top-right {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Status dot */
.card-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px currentColor;
}

.card-status-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-right: 4px;
}

/* Icon buttons (pin, share) */
.card-icon-btn {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  cursor: pointer;
  color: var(--text-tertiary);
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.card-icon-btn:hover {
  border-color: var(--accent-border);
  background: var(--accent-light);
  color: var(--accent);
}

.card-icon-btn.pin-btn.active {
  background: rgba(251,191,36,0.12);
  border-color: rgba(251,191,36,0.35);
  filter: none;
}

/* ── Title + description hint ── */
.card-title-row {
  cursor: pointer;
  margin-bottom: 8px;
}

.card-desc-hint {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  position: relative;
  cursor: default;
  padding: 2px 0;
}

.card-desc-text {
  font-size: 0.68rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.card-desc-icon {
  color: var(--text-tertiary);
  flex-shrink: 0;
  transition: color 0.15s ease;
}

.card-desc-hint:hover .card-desc-icon,
.card-desc-hint:hover .card-desc-text {
  color: var(--accent);
}

/* Tooltip */
.card-desc-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  z-index: 50;
  width: 280px;
  background: var(--bg-elevated, #1e2330);
  color: var(--text-primary);
  border: 1px solid var(--border-strong, rgba(255,255,255,0.15));
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.78rem;
  line-height: 1.6;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  pointer-events: none;
}

body:not(.dark) .card-desc-tooltip {
  background: #1a1f2e;
  color: #e8eaf0;
  border-color: rgba(255,255,255,0.12);
}

.card-desc-hint:hover .card-desc-tooltip { display: block; }

/* ── Use case + tags row ── */
.card-meta-badges {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
  margin-bottom: 10px;
  cursor: pointer;
}

.card-usecase-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.2);
  color: #6366f1;
  font-size: 0.62rem;
  font-weight: 700;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

body.dark .card-usecase-badge {
  background: rgba(99,102,241,0.15);
  border-color: rgba(99,102,241,0.3);
  color: #a5b4fc;
}

/* ── Times row ── */
.card-times-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
  flex-wrap: wrap;
  cursor: pointer;
}

.card-time-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  color: var(--text-tertiary);
}

.card-time-sep {
  color: var(--border-strong, rgba(255,255,255,0.2));
  font-size: 0.7rem;
}

.card-diff {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1px 6px;
  border-radius: 3px;
}

.card-diff-beginner     { background: var(--green-bg);  color: var(--green); }
.card-diff-intermediate { background: var(--blue-badge-bg); color: var(--blue-badge); }
.card-diff-advanced     { background: rgba(207,34,46,0.08); color: #cf222e; }

/* ── Divider ── */
.card-divider {
  height: 1px;
  background: var(--border);
  margin: 10px 0;
  transition: background 0.2s ease;
}

.card3d-wrap:hover .card-divider { background: var(--accent, #0078d4)33; }

/* ── Submitter row ── */
.card-submitter-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  cursor: pointer;
}

.card-submitter-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.58rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.card-submitter-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-submitter-date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

/* ── Stats row (likes, views, downloads) ── */
.card-stats-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.card-stat-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.card-stat-btn:hover {
  border-color: var(--border-strong);
  color: var(--text-secondary);
}

.card-stat-btn.like-btn.liked {
  background: rgba(239,68,68,0.08);
  border-color: rgba(239,68,68,0.25);
  color: #ef4444;
}

.card-stat-btn.like-btn:hover:not(.liked) {
  background: rgba(239,68,68,0.05);
  border-color: rgba(239,68,68,0.2);
  color: #ef4444;
}

.card-stat-btn.dl-btn:hover {
  background: var(--green-bg);
  border-color: rgba(26,127,55,0.25);
  color: var(--green);
}

.card-stat-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-tertiary);
  cursor: pointer;
}

/* ── Detail page like button ── */
.detail-like-btn.liked {
  background: rgba(239,68,68,0.08) !important;
  border-color: rgba(239,68,68,0.3) !important;
  color: #ef4444 !important;
}

/* =====================================================
   SHARE POPUP
===================================================== */

.share-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(4px);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.share-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.share-popup {
  background: var(--bg-white);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.2);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
  transform: translateY(-12px) scale(0.97);
  transition: transform 0.2s ease;
}

.share-overlay.open .share-popup {
  transform: translateY(0) scale(1);
}

.share-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px 14px;
  border-bottom: 1px solid var(--border);
}

.share-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.share-close {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  color: var(--text-tertiary);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.share-close:hover { background: var(--bg-hover); color: var(--text-primary); }

.share-body { padding: 16px 18px 18px; }

.share-url-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.share-url-input {
  flex: 1;
  padding: 8px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 7px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  outline: none;
  min-width: 0;
}

.share-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.share-icon-btn:hover {
  border-color: var(--accent-border);
  background: var(--accent-light);
  color: var(--accent);
}

/* =====================================================
   TYPING CURSOR ANIMATION
===================================================== */

.typing-cursor {
  color: var(--sidebar-accent, #4d9de0);
  font-weight: 300;
  animation: cursorBlink 1s step-end infinite;
}

@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}