/*
 * VibeDocs — Docs Portal (Root) Styles
 * Scoped under .vbd-portal. Tokens mirror other templates.
 */

/* ─── Tokens ─── */
.vbd-portal {
  --vbd-bg-elev:      #ffffff;
  --vbd-ink:          #1a1a1a;
  --vbd-ink-soft:     #4a4a4a;
  --vbd-ink-muted:    #7a7a7a;
  --vbd-rule:         #e8e3d8;
  --vbd-rule-strong:  #d4cdba;
  --vbd-mono:         ui-monospace, 'Cascadia Mono', 'Segoe UI Mono', monospace;

  background: var(--vbd-bg);
  color: var(--vbd-ink);
  background-image: radial-gradient(circle at 1px 1px, rgba(0,0,0,0.025) 1px, transparent 0);
  background-size: 24px 24px;
  min-height: 80vh;
}

/* ─── Shorthand aliases ─── */
.vbd-portal {
  --bg:          var(--vbd-bg);
  --bg-elev:     var(--vbd-bg-elev);
  --ink:         var(--vbd-ink);
  --ink-soft:    var(--vbd-ink-soft);
  --ink-muted:   var(--vbd-ink-muted);
  --rule:        var(--vbd-rule);
  --rule-strong: var(--vbd-rule-strong);
  --accent:      var(--vbd-accent);
  --accent-soft: var(--vbd-accent-soft);
  --accent-ink:  var(--vbd-accent-ink);
  --sage:        var(--vbd-sage);
  --sage-soft:   var(--vbd-sage-soft);
  --mono:        var(--vbd-mono);
}

/* ─── Entrance animations ─── */
.vbd-portal .vbd-fade-in {
  opacity: 0;
  transform: translateY(8px);
  animation: vbd-portal-fadeUp 0.5s ease forwards;
}
.vbd-portal .vbd-delay-1 { animation-delay: 0.08s; }
.vbd-portal .vbd-delay-2 { animation-delay: 0.16s; }
.vbd-portal .vbd-delay-3 { animation-delay: 0.24s; }

@keyframes vbd-portal-fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Breadcrumbs (search results stub reuses this) ─── */
.vbd-portal .vbd-crumbs {
  max-width: var(--vibedocs-container-width, 1400px);
  margin: 0 auto;
  padding: 24px 32px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-muted);
  flex-wrap: wrap;
}
.vbd-portal .vbd-crumbs a { color: var(--ink-muted); text-decoration: none; transition: color 0.15s; }
.vbd-portal .vbd-crumbs a:hover { color: var(--accent); }
.vbd-portal .vbd-crumbs .sep { opacity: 0.5; }
.vbd-portal .vbd-crumbs .current { color: var(--ink); font-weight: 500; }

/* ─── Shell ─── */
.vbd-portal .vbd-shell {
  max-width: var(--vibedocs-container-width, 1400px);
  margin: 0 auto;
  padding: 72px 32px 96px;
}

/* ─── Hero ─── */
.vbd-portal .root-hero {
  text-align: center;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 64px;
  position: relative;
  z-index: 2;
}

.vbd-portal .root-hero h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.08;
  color: var(--ink);
  margin: 0 0 20px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.vbd-portal .root-hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.vbd-portal .page-subtitle {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 600px;
  margin: 0 auto 36px;
}

/* ─── Root search form ─── */
.vbd-portal .root-search {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-elev);
  border: 1.5px solid var(--rule-strong);
  border-radius: 999px;
  padding: 14px 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.vbd-portal .root-search:focus-within {
  border-color: var(--accent);
  box-shadow: 0 4px 24px rgba(194, 65, 12, 0.12), 0 0 0 3px var(--accent-soft);
  transform: scale(1.01);
}

.vbd-portal .root-search > svg {
  flex-shrink: 0;
  color: var(--ink-muted);
  transition: color 0.2s;
}

.vbd-portal .root-search:focus-within > svg {
  color: var(--accent);
}

.vbd-portal .root-search input[type="search"] {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 16px;
  color: var(--ink);
  padding: 0;
  outline: none;
  min-width: 0;
}

.vbd-portal .root-search input[type="search"]::placeholder {
  color: var(--ink-muted);
}

.vbd-portal .root-search kbd {
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 8px;
  background: var(--bg);
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  color: var(--ink-muted);
  pointer-events: none;
  transition: opacity 0.2s;
}

.vbd-portal .root-search:focus-within kbd {
  opacity: 0;
}

/* ─── Search results dropdown ─── */
.vbd-portal .root-search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0; right: 0;
  background: var(--bg-elev);
  border: 1px solid var(--rule-strong);
  border-radius: 14px;
  box-shadow: 0 20px 50px -12px rgba(0,0,0,0.15);
  overflow: hidden;
  max-height: 480px;
  overflow-y: auto;
  z-index: 40;
  text-align: left;
}

.vbd-portal .root-search-results[hidden] { display: none; }

.vbd-portal .root-search-group { padding: 8px 0; }

.vbd-portal .root-search-group-label {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
  padding: 6px 20px 10px;
}

.vbd-portal .root-search-result {
  display: block;
  padding: 10px 20px;
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  transition: background 0.1s;
  outline: none;
}

.vbd-portal .root-search-result:hover,
.vbd-portal .root-search-result[aria-selected="true"] {
  background: var(--accent-soft);
  color: var(--accent-ink);
}

.vbd-portal .root-search-snippet {
  display: block;
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.vbd-portal .root-search-footer {
  border-top: 1px solid var(--rule);
  padding: 12px 20px;
  font-size: 13px;
  color: var(--ink-soft);
}

.vbd-portal .root-search-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.vbd-portal .root-search-footer a:hover { text-decoration: underline; }

.vbd-portal .root-search-empty {
  padding: 32px 20px;
  text-align: center;
  color: var(--ink-muted);
  font-size: 14px;
}

/* ─── Popular strip ─── */
.vbd-portal .vbd-popular-strip {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 20px;
  padding: 28px 32px;
  margin-bottom: 64px;
}

.vbd-portal .vbd-popular-strip-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.vbd-portal .vbd-popular-strip-head h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}

.vbd-portal .vbd-popular-strip-head .vbd-badge {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--sage-soft);
  color: var(--sage);
  border: 1px solid rgba(90, 107, 82, 0.2);
}

.vbd-portal .popular-list {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.vbd-portal .popular-list li a {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.15s;
}

.vbd-portal .popular-list li a:hover {
  background: var(--accent-soft);
}

.vbd-portal .popular-num {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-muted);
  font-family: var(--mono);
  flex-shrink: 0;
  margin-top: 2px;
  transition: color 0.15s;
}

.vbd-portal .popular-list li a:hover .popular-num {
  color: var(--accent);
}

.vbd-portal .popular-text { min-width: 0; }

.vbd-portal .popular-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.4;
  transition: color 0.15s;
}

.vbd-portal .popular-list li a:hover .popular-title {
  color: var(--accent-ink);
}

.vbd-portal .popular-meta {
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: 3px;
}

/* ─── Browse section heading ─── */
.vbd-portal .root-section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 24px;
}

.vbd-portal .root-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
}

.vbd-portal .root-section-count {
  font-size: 12px;
  color: var(--ink-muted);
}

/* ─── Product grid ─── */
.vbd-portal .product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 64px;
}

.vbd-portal .vbd-product-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 16px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.vbd-portal .vbd-product-card:hover {
  border-color: var(--rule-strong);
  box-shadow: 0 8px 32px rgba(0,0,0,0.07);
  transform: translateY(-2px);
}

.vbd-portal .vbd-product-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Letter-based icon */
.vbd-portal .vbd-product-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 600;
  flex-shrink: 0;
}

/* Image-based icon */
.vbd-portal .vbd-product-icon--img {
  background: none;
  padding: 0;
  overflow: hidden;
}

/* Letter-tile fallback */
.vbd-portal .vbd-product-icon--letter {
  background: var(--vbd-accent-soft);
  color: var(--vbd-accent);
}

.vbd-portal .vbd-product-icon--img img {
  width: 48px; height: 48px;
  object-fit: contain;
  border-radius: 14px;
  display: block;
}


.vbd-portal .vbd-product-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}

.vbd-portal .vbd-product-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-muted);
  margin: 0;
  flex: 1;
}

.vbd-portal .vbd-product-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--ink-muted);
  margin-top: auto;
}

.vbd-portal .vbd-product-meta .vbd-dot {
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--ink-muted);
  flex-shrink: 0;
}

.vbd-portal .vbd-product-meta .vbd-arrow {
  width: 16px; height: 16px;
  margin-left: auto;
  color: var(--ink-muted);
  transition: color 0.15s, transform 0.15s;
}

.vbd-portal .vbd-product-card:hover .vbd-arrow {
  color: var(--accent);
  transform: translateX(3px);
}

/* ─── Support block ─── */
.vbd-portal .support-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.vbd-portal .vbd-support-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 28px 24px;
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 16px;
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.vbd-portal a.vbd-support-card:hover {
  border-color: var(--rule-strong);
  box-shadow: 0 8px 32px rgba(0,0,0,0.07);
}

.vbd-portal .vbd-support-card.highlight {
  background: var(--accent-soft);
  border-color: rgba(194, 65, 12, 0.2);
}

.vbd-portal a.vbd-support-card.highlight:hover {
  border-color: var(--accent);
}

.vbd-portal .vbd-support-card h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}

.vbd-portal .vbd-support-card p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
  flex: 1;
}

.vbd-portal .vbd-support-card .vbd-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-top: 8px;
}

.vbd-portal .vbd-support-card .vbd-cta svg {
  width: 16px; height: 16px;
  transition: transform 0.15s;
}

.vbd-portal a.vbd-support-card:hover .vbd-cta svg {
  transform: translateX(3px);
}

.vbd-portal .vbd-support-card--inactive {
  opacity: 0.7;
}

/* ─── Outline button (search results stub) ─── */
.vbd-portal .btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid rgba(194, 65, 12, 0.3);
  border-radius: 8px;
  padding: 9px 16px;
  transition: background 0.15s, border-color 0.15s;
}
.vbd-portal .btn-outline:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
}

/* ─── Mobile search takeover (≤640px) ─── */
@media (max-width: 640px) {
  .vbd-portal .root-search.is-active {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: var(--bg);
    border-radius: 0;
    border: none;
    box-shadow: none;
    padding: 16px;
    transform: none;
    max-width: none;
    margin: 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .vbd-portal .root-search.is-active::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: -1;
  }

  .vbd-portal .root-search.is-active input {
    border: 1.5px solid var(--rule-strong);
    border-radius: 12px;
    padding: 12px 16px;
    width: 100%;
    background: var(--bg-elev);
    box-shadow: none;
  }

  .vbd-portal .root-search.is-active .root-search-results {
    position: static;
    margin-top: 12px;
    max-height: calc(100vh - 120px);
    box-shadow: none;
    border-radius: 12px;
    width: 100%;
  }

  .vbd-portal .root-search.is-active kbd {
    display: none;
  }

  .vbd-portal .root-search.is-active > svg {
    display: none;
  }
}

/* ─── Responsive: ≤900px ─── */
@media (max-width: 900px) {
  .vbd-portal .support-block {
    grid-template-columns: 1fr;
  }

  .vbd-portal .popular-list {
    grid-template-columns: 1fr 1fr;
  }
}

/* ─── Responsive: ≤640px ─── */
@media (max-width: 640px) {
  .vbd-portal .vbd-shell {
    padding: 48px 16px 64px;
  }

  .vbd-portal .root-hero {
    padding-bottom: 48px;
    margin-bottom: 40px;
  }

  .vbd-portal .popular-list {
    grid-template-columns: 1fr;
  }

  .vbd-portal .vbd-popular-strip {
    padding: 20px;
    margin-bottom: 40px;
  }

  .vbd-portal .product-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 40px;
  }

  .vbd-portal .root-hero h1 {
    font-size: clamp(28px, 8vw, 40px);
  }

  .vbd-portal .page-subtitle {
    font-size: 16px;
  }
}