/* ──────────────────────────────────────────────
   Boat Name Generator — Frontend Styles
   ────────────────────────────────────────────── */

:root {
  --bng-navy:      #0b1733;
  --bng-ocean:     #1a4a7a;
  --bng-wave:      #2e7fb8;
  --bng-foam:      #e8f4fd;
  --bng-gold:      #c9a227;
  --bng-gold-lt:   #f0d060;
  --bng-text:      #1a2533;
  --bng-muted:     #5a6a7e;
  --bng-border:    #ccddef;
  --bng-white:     #ffffff;
  --bng-success:   #16a34a;
  --bng-radius:    10px;
  --bng-radius-sm: 6px;
  --bng-shadow:    0 4px 24px rgba(11,23,51,0.12);
  --bng-transition: 0.18s ease;
}

/* ── Wrap ─────────────────────────────────────── */
.bng-wrap {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--bng-text);
  max-width: 860px;
  margin: 2rem auto;
  padding: 0;
}

/* ── Header ──────────────────────────────────── */
.bng-header {
  background: linear-gradient(135deg, var(--bng-navy) 0%, var(--bng-ocean) 100%);
  color: var(--bng-white);
  border-radius: var(--bng-radius) var(--bng-radius) 0 0;
  padding: 2rem 2rem 1.6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.bng-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events: none;
}

.bng-anchor-icon {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
  display: block;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}
.bng-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.3px;
  color: var(--bng-white);
  line-height: 1.2;
}
.bng-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.82);
  margin: 0;
  line-height: 1.5;
}

/* ── Controls ────────────────────────────────── */
.bng-controls {
  background: var(--bng-white);
  border: 1px solid var(--bng-border);
  border-top: none;
  padding: 1.75rem 1.75rem 1.25rem;
}
.bng-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.bng-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1 1 160px;
  min-width: 130px;
}
.bng-field label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--bng-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.bng-field select {
  border: 1.5px solid var(--bng-border);
  border-radius: var(--bng-radius-sm);
  padding: 0.55rem 0.75rem;
  font-size: 0.95rem;
  color: var(--bng-text);
  background: var(--bng-white);
  cursor: pointer;
  transition: border-color var(--bng-transition);
  -webkit-appearance: auto;
}
.bng-field select:focus {
  outline: 2px solid var(--bng-wave);
  outline-offset: 1px;
  border-color: var(--bng-wave);
}

/* ── Buttons ─────────────────────────────────── */
.bng-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.bng-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.65rem 1.5rem;
  border: none;
  border-radius: var(--bng-radius-sm);
  cursor: pointer;
  transition: background var(--bng-transition), transform var(--bng-transition), box-shadow var(--bng-transition);
  text-decoration: none;
  line-height: 1;
}
.bng-btn:active { transform: translateY(1px); }
.bng-btn:focus-visible { outline: 3px solid var(--bng-wave); outline-offset: 2px; }

.bng-btn-primary {
  background: linear-gradient(135deg, var(--bng-ocean), var(--bng-wave));
  color: var(--bng-white);
  box-shadow: 0 2px 8px rgba(46,127,184,0.35);
}
.bng-btn-primary:hover {
  background: linear-gradient(135deg, var(--bng-navy), var(--bng-ocean));
  box-shadow: 0 4px 16px rgba(46,127,184,0.45);
}
.bng-btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.bng-btn-secondary {
  background: var(--bng-foam);
  color: var(--bng-ocean);
  border: 1.5px solid var(--bng-border);
}
.bng-btn-secondary:hover {
  background: var(--bng-border);
}

/* ── Results ─────────────────────────────────── */
.bng-results {
  background: var(--bng-foam);
  border: 1px solid var(--bng-border);
  border-top: none;
  padding: 1.5rem 1.75rem;
  border-radius: 0 0 var(--bng-radius) var(--bng-radius);
  animation: bngFadeIn 0.3s ease;
}
@keyframes bngFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.bng-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.bng-results-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--bng-navy);
}
.bng-name-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.6rem;
}
.bng-name-item {
  background: var(--bng-white);
  border: 1.5px solid var(--bng-border);
  border-radius: var(--bng-radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  gap: 0.5rem;
  transition: box-shadow var(--bng-transition), border-color var(--bng-transition);
  animation: bngItemIn 0.25s ease both;
}
.bng-name-item:hover {
  box-shadow: var(--bng-shadow);
  border-color: var(--bng-wave);
}
@keyframes bngItemIn {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}
.bng-name-text {
  font-weight: 600;
  font-size: 0.97rem;
  color: var(--bng-navy);
  flex: 1;
}
.bng-copy-btn {
  background: none;
  border: none;
  padding: 0.25rem 0.4rem;
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--bng-muted);
  border-radius: 4px;
  transition: color var(--bng-transition), background var(--bng-transition);
  flex-shrink: 0;
}
.bng-copy-btn:hover {
  color: var(--bng-ocean);
  background: var(--bng-foam);
}
.bng-copy-btn.copied {
  color: var(--bng-success);
}

/* ── Error ───────────────────────────────────── */
.bng-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #dc2626;
  padding: 1rem 1.5rem;
  border-radius: 0 0 var(--bng-radius) var(--bng-radius);
  font-size: 0.95rem;
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 600px) {
  .bng-header { padding: 1.5rem 1.2rem 1.2rem; }
  .bng-title { font-size: 1.4rem; }
  .bng-controls { padding: 1.2rem 1rem; }
  .bng-results { padding: 1.2rem 1rem; }
  .bng-field { flex-basis: 100%; }
  .bng-name-list { grid-template-columns: 1fr; }
}