/* ─────────── CSS Variables ─────────── */
:root {
  --bg:        #0c0f14;
  --surface:   #151921;
  --surface-2: #1e2330;
  --surface-3: #272d3c;
  --border:    #2e3440;
  --border-2:  #3b4252;
  --text:      #d8dee9;
  --text-2:    #aeb8c9;
  --text-dim:  #5e6b82;
  --accent:    #88c0d0;
  --accent-2:  #b48ead;
  --accent-3:  #a3be8c;
  --warn:      #ebcb8b;
  --error:     #bf616a;

  --font-h:    "Crimson Text", Georgia, "Times New Roman", serif;
  --font-body: "Crimson Text", Georgia, "Times New Roman", serif;
  --font-ui:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --shadow-lg: 0 24px 64px rgba(0,0,0,0.5);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.35);
  --transition: 0.15s ease;
}

/* ─────────── Reset ─────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  font-size: 16px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ─────────── Layout ─────────── */
.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

/* ─────────── Header ─────────── */
header {
  text-align: center;
  margin-bottom: 2.5rem;
}
header h1 {
  font: 700 2.8rem/1.05 var(--font-h);
  letter-spacing: -0.02em;
  margin: 0 0 0.35rem;
  color: var(--accent);
}
header .subtitle {
  color: var(--text-dim);
  font-size: 1.1rem;
  font-style: italic;
  margin: 0 0 1.25rem;
}

/* ─────────── Quick Links ─────────── */
.quick-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem;
  margin-top: 0.75rem;
}
.q-link {
  font: 500 0.82rem var(--font-ui);
  color: var(--text-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.4rem 0.9rem;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.q-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--surface-2);
}

/* ─────────── Controls ─────────── */
.controls {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.field-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.25rem;
}

.field-group:last-of-type { margin-bottom: 0; }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

label {
  font: 600 0.72rem var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-dim);
  margin-bottom: 0.45rem;
}

select {
  appearance: none;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 0.65rem 2.5rem 0.65rem 0.9rem;
  font: 0.95rem var(--font-ui);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235e6b82' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  transition: border-color var(--transition), background var(--transition);
}
select:hover, select:focus {
  border-color: var(--border-2);
  background-color: var(--surface-3);
}
select:focus { outline: none; border-color: var(--accent); }

.hint {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 0.35rem 0 0;
  font-style: italic;
  line-height: 1.4;
}

.btn-primary {
  width: 100%;
  padding: 0.9rem 1.25rem;
  font: 700 1rem var(--font-ui);
  color: var(--bg);
  background: var(--accent);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background var(--transition), transform 0.05s;
}
.btn-primary:hover { background: #9ecfe0; }
.btn-primary:active { transform: translateY(1px); }

/* ─────────── Share Bar ─────────── */
.share-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.1rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--border);
}
.share-label {
  font: 500 0.78rem var(--font-ui);
  color: var(--text-dim);
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font: 500 0.8rem var(--font-ui);
  color: var(--text-2);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.share-btn:hover {
  color: var(--text);
  border-color: var(--border-2);
  background: var(--surface-3);
}
.share-btn svg { flex-shrink: 0; opacity: 0.7; }
.share-btn:hover svg { opacity: 1; }

/* ─────────── Results ─────────── */
.results h2 {
  font: 600 0.78rem var(--font-ui);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin: 0 0 0.75rem;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}
.results .click-hint {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text-dim);
  opacity: 0.65;
}

#name-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.name-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 1.15rem;
  display: flex;
  align-items: baseline;
  gap: 1rem;
  transition: border-color var(--transition), background var(--transition);
  cursor: pointer;
  position: relative;
}
.name-card:hover {
  border-color: var(--accent);
  background: var(--surface-2);
}
.name-card:active { transform: translateY(1px); }

.name-primary {
  font: 700 1.2rem var(--font-h);
  color: var(--text);
  min-width: 0;
}

.name-arrow {
  margin-left: auto;
  color: var(--text-dim);
  font-size: 0.9rem;
  opacity: 0;
  transition: opacity var(--transition);
}
.name-card:hover .name-arrow { opacity: 1; }

.empty-state {
  color: var(--text-dim);
  font-style: italic;
  padding: 1rem 0.25rem;
}

/* ─────────── Detail Overlay ─────────── */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(5,7,11,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  z-index: 100;
}
.overlay.visible { opacity: 1; visibility: visible; }

.detail-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem 2.25rem;
  max-width: 520px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(16px);
  transition: transform 0.3s ease;
}
.overlay.visible .detail-panel { transform: translateY(0); }

.close-btn {
  position: absolute;
  top: 0.75rem; right: 0.9rem;
  background: none; border: none;
  color: var(--text-dim);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  transition: color var(--transition);
}
.close-btn:hover { color: var(--text); }

#detail-name {
  font: 700 1.55rem/1.2 var(--font-h);
  margin: 0 0 0.2rem;
  color: var(--accent);
}

.detail-meta {
  font: 500 0.78rem var(--font-ui);
  color: var(--text-dim);
  margin: 0 0 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.etym-entry {
  margin-bottom: 1.1rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border);
}
.etym-entry:last-child { margin-bottom: 0; padding-bottom: 0; border: none; }

.etym-term  { font: 700 1.05rem var(--font-h); color: var(--text); margin: 0 0 0.1rem; }
.etym-pos   { font: 600 0.68rem var(--font-ui); text-transform: uppercase; color: var(--accent-2); letter-spacing: 0.08em; margin-bottom: 0.3rem; }
.etym-meaning { font-size: 0.95rem; color: var(--text); line-height: 1.5; margin: 0; }
.etym-note  { font-size: 0.84rem; color: var(--text-dim); margin: 0.35rem 0 0; font-style: italic; }

/* ─────────── FAQ ─────────── */
.faq {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.faq h2 {
  font: 700 1.4rem var(--font-h);
  color: var(--text);
  margin: 0 0 1.25rem;
}
.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq summary {
  font: 600 0.98rem var(--font-ui);
  color: var(--text);
  cursor: pointer;
  padding: 1rem 1.25rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition);
  user-select: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--text-dim);
  transition: transform var(--transition), color var(--transition);
  flex-shrink: 0;
  margin-left: 0.75rem;
}
.faq details[open] summary::after { content: "−"; color: var(--accent); }
.faq summary:hover { background: var(--surface-2); }
.faq details > p {
  font-size: 0.95rem;
  color: var(--text-2);
  margin: 0;
  padding: 0 1.25rem 1.25rem;
  line-height: 1.65;
}

/* ─────────── Content Sections ─────────── */
.content-section {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.content-section h2 {
  font: 700 1.4rem var(--font-h);
  color: var(--text);
  margin: 0 0 1.25rem;
}

.guide-grid {
  display: grid;
  gap: 1rem;
}

.guide-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  transition: border-color var(--transition), background var(--transition);
}
.guide-card:hover {
  border-color: var(--border-2);
  background: var(--surface-2);
}
.guide-card h3 {
  font: 700 1.1rem/1.3 var(--font-h);
  margin: 0 0 0.5rem;
}
.guide-card h3 a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}
.guide-card h3 a:hover { color: var(--text); text-decoration: underline; }
.guide-card p {
  font-size: 0.92rem;
  color: var(--text-2);
  margin: 0;
  line-height: 1.55;
}

/* ─────────── Popular Generators Grid ─────────── */
.popular-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.6rem;
}
#popular .popular-grid a,
#popular .popular-grid a:link,
#popular .popular-grid a:visited {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font: 500 0.88rem var(--font-ui);
  color: var(--text-2);
  text-decoration: none;
  text-align: center;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
#popular .popular-grid a:hover,
#popular .popular-grid a:focus {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--surface-2);
  outline: none;
}

/* ─────────── Footer ─────────── */
footer {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
footer > p:first-child {
  font: 600 1.05rem var(--font-ui);
  color: var(--text-2);
  margin: 0 0 1rem;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem;
  margin-bottom: 1rem;
}
footer nav a {
  font: 500 0.82rem var(--font-ui);
  color: var(--text-dim);
  text-decoration: none;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  transition: color var(--transition);
}
footer nav a:hover { color: var(--accent); }
footer nav + nav {
  margin-top: 0.5rem;
  opacity: 0.75;
}
footer nav + nav a {
  font-size: 0.78rem;
  padding: 0.15rem 0.45rem;
}
footer .credits {
  font: 400 0.78rem var(--font-ui);
  color: var(--text-dim);
  opacity: 0.7;
  margin: 0;
}

/* ─────────── Skip Link & A11y ─────────── */
.skip-link {
  position: absolute;
  top: -40px; left: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1rem;
  font: 600 0.85rem var(--font-ui);
  border-radius: 0 0 4px 0;
  z-index: 200;
  transition: top 0.15s;
}
.skip-link:focus { top: 0; outline: none; }

/* ─────────── Print Styles ─────────── */
@media print {
  body { background: #fff; color: #000; }
  .controls, .share-bar, .name-arrow, .quick-links, footer nav { display: none !important; }
  .name-card { border: 1px solid #ccc; background: #fafafa; }
  .name-primary { color: #000; }
  .faq details, .guide-card { border: 1px solid #ccc; background: #fafafa; page-break-inside: avoid; }
  .overlay { display: none !important; }
}

/* ─────────── Mobile ─────────── */
@media (max-width: 600px) {
  .container { padding: 1.5rem 1rem 3rem; }
  header h1 { font-size: 2.2rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .quick-links { gap: 0.35rem; }
  .q-link { font-size: 0.76rem; padding: 0.35rem 0.7rem; }
  .detail-panel { padding: 1.5rem; }
  #detail-name { font-size: 1.3rem; }
  .share-bar { gap: 0.4rem; }
}

/* ─────────── Ad Slots ─────────── */
.ad-slot {
  background: var(--surface-2);
  border: 1px dashed var(--border-2);
  border-radius: 8px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 1.25rem 0;
  overflow: hidden;
  transition: border-color var(--transition);
}
.ad-slot:hover { border-color: var(--text-dim); }
.ad-slot ins {
  display: block;
  width: 100%;
  height: 100%;
}