html { overflow-x: clip; }

body.crystal-page {
  --crystal-paper: #101c1b;
  --crystal-panel: #172824;
  --crystal-panel-deep: #0c1514;
  --crystal-ink: #edf0df;
  --crystal-muted: #b6c2b8;
  --crystal-line: rgba(208, 182, 111, 0.3);
  --crystal-gold: #d8b66f;
  --crystal-jade: #75b89b;
  --crystal-rose: #d8928d;
  background: #0a1211;
  color: var(--crystal-ink);
  overflow-x: clip;
}

body.crystal-page::before { background: linear-gradient(112deg, rgba(117, 184, 155, 0.08), transparent 34%, rgba(216, 182, 111, 0.05) 62%, transparent 80%); }
body.crystal-page .site-header { background: rgba(10, 20, 18, 0.94); }
body.crystal-page .brand-logo { border-color: rgba(216, 182, 111, 0.5); box-shadow: 0 0 18px rgba(117, 184, 155, 0.14); }
body.crystal-page .top-nav a:hover, body.crystal-page .top-nav a[aria-current="page"] { border-color: rgba(216, 182, 111, 0.5); background: rgba(216, 182, 111, 0.1); color: #f1daa4; }
body.crystal-page .btn-primary { color: #101512; background: #d8b66f; border-color: #ebd397; }

.crystal-hero { background: linear-gradient(112deg, rgba(12, 31, 29, 0.97), rgba(14, 20, 19, 0.9)); }
.crystal-hero::after { content: ""; position: absolute; right: 8%; top: 15%; width: 210px; height: 210px; border: 1px solid rgba(216, 182, 111, 0.28); transform: rotate(45deg); pointer-events: none; }
.crystal-hero > * { position: relative; z-index: 1; }
.crystal-flow { border-left: 3px solid var(--crystal-gold); background: rgba(23, 40, 36, 0.88); }

.crystal-intro { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.crystal-intro article { padding: 22px; border: 1px solid var(--crystal-line); background: rgba(23, 40, 36, 0.76); }
.crystal-intro span { color: var(--crystal-gold); font: 700 14px Georgia, serif; }
.crystal-intro h2 { margin: 12px 0 8px; font-size: 20px; }
.crystal-intro p { margin: 0; color: var(--crystal-muted); line-height: 1.75; }

.crystal-workspace { display: grid; grid-template-columns: minmax(300px, 410px) minmax(0, 1fr); gap: 20px; align-items: start; }
.crystal-form, .crystal-result { border: 1px solid var(--crystal-line); background: rgba(18, 31, 29, 0.92); }
.crystal-form { display: grid; gap: 16px; padding: 24px; }
.crystal-form input, .crystal-form select { background: rgba(7, 14, 13, 0.74); border-color: rgba(216, 182, 111, 0.26); color: var(--crystal-ink); }
.crystal-form .segmented-control input:checked + span { border-color: rgba(216, 182, 111, 0.8); background: rgba(216, 182, 111, 0.14); color: #f4dda8; }
.crystal-choice { margin: 0; padding: 0; border: 0; }
.crystal-choice legend { margin-bottom: 8px; font-size: 13px; font-weight: 700; }
.choice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.choice-grid label { position: relative; display: block; }
.choice-grid input { position: absolute; opacity: 0; pointer-events: none; }
.choice-grid span { display: grid; min-height: 44px; place-items: center; border: 1px solid rgba(216, 182, 111, 0.22); background: rgba(7, 14, 13, 0.56); color: var(--crystal-muted); font-size: 13px; font-weight: 800; text-align: center; }
.choice-grid input:checked + span { border-color: rgba(117, 184, 155, 0.82); background: rgba(117, 184, 155, 0.16); color: #c7e4d4; }
.crystal-result { min-height: 520px; padding: 26px; }
.crystal-result .empty-state { padding: 86px 18px; }
.crystal-badge { align-self: start; padding: 7px 10px; border: 1px solid rgba(117, 184, 155, 0.6); color: #c6e2d4; background: rgba(117, 184, 155, 0.1); font-size: 12px; font-weight: 800; }

.crystal-evidence { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.crystal-evidence article { padding: 15px; border-left: 3px solid var(--crystal-jade); background: rgba(7, 14, 13, 0.54); }
.crystal-evidence article:nth-child(2) { border-left-color: var(--crystal-gold); }
.crystal-evidence span, .recommendation-card > div:last-child > span { display: block; color: var(--crystal-muted); font-size: 12px; }
.crystal-evidence strong { display: block; margin-top: 7px; color: #f1dda9; font-size: 16px; }
.crystal-evidence p { margin: 8px 0 0; color: var(--crystal-muted); font-size: 13px; line-height: 1.65; }
.element-bars { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; margin: 18px 0; }
.element-bars div { display: grid; grid-template-columns: 20px minmax(0, 1fr) 20px; gap: 6px; align-items: center; color: var(--crystal-muted); font-size: 12px; }
.element-bars i { display: block; height: 6px; overflow: hidden; background: rgba(255, 255, 255, 0.1); }
.element-bars b { display: block; height: 100%; background: var(--crystal-gold); }
.element-bars strong { color: #e4dcc4; font-size: 12px; text-align: right; }
.recommendation-grid { display: grid; gap: 12px; }
.recommendation-card { display: grid; grid-template-columns: 34px 128px minmax(0, 1fr); gap: 14px; padding: 14px; border: 1px solid rgba(216, 182, 111, 0.22); background: rgba(10, 19, 17, 0.62); }
.recommendation-rank { color: var(--crystal-gold); font: 700 17px Georgia, serif; }
.recommendation-image { min-height: 148px; overflow: hidden; background: #15221f; }
.recommendation-image img { display: block; width: 100%; height: 148px; object-fit: cover; }
.recommendation-card h3 { margin: 0; color: #f2e0af; font-size: 19px; }
.recommendation-card p { margin: 8px 0; color: var(--crystal-muted); font-size: 13px; line-height: 1.65; }
.recommendation-card ul { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 10px 0; list-style: none; }
.recommendation-card li { padding: 4px 7px; color: #cee4d8; background: rgba(117, 184, 155, 0.12); font-size: 12px; }
.recommendation-card small { display: block; color: #c5cfca; line-height: 1.6; }
.crystal-disclaimer { margin: 18px 0 0; padding: 13px; border-left: 3px solid var(--crystal-rose); color: #d5beb8; background: rgba(216, 146, 141, 0.07); font-size: 12px; line-height: 1.7; }

.mineral-library { padding: 34px; border: 1px solid var(--crystal-line); background: rgba(17, 30, 28, 0.9); }
.mineral-library .section-title p:not(.eyebrow) { max-width: 760px; color: var(--crystal-muted); line-height: 1.7; }
.atlas-guide { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid rgba(216, 182, 111, 0.2); border-bottom: 1px solid rgba(216, 182, 111, 0.2); margin: 24px 0 18px; }
.atlas-guide > div { padding: 16px 18px; border-left: 3px solid var(--crystal-jade); }
.atlas-guide > div + div { border-left-color: var(--crystal-gold); }
.atlas-guide strong { display: block; color: #f1dda9; font-size: 16px; }
.atlas-guide span { display: block; margin-top: 7px; color: var(--crystal-muted); font-size: 13px; line-height: 1.65; }
.collection-filter { display: flex; gap: 10px; margin: 18px 0 8px; }
.collection-filter button { min-height: 42px; padding: 8px 16px; border: 1px solid rgba(117, 184, 155, 0.38); color: #c8d8d0; background: rgba(7, 14, 13, 0.52); font: inherit; cursor: pointer; }
.collection-filter button.is-active { border-color: var(--crystal-jade); color: #e3f2e9; background: rgba(117, 184, 155, 0.16); }
.mineral-filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; }
.mineral-filter button { min-height: 36px; padding: 6px 12px; border: 1px solid rgba(216, 182, 111, 0.26); color: var(--crystal-muted); background: rgba(7, 14, 13, 0.52); font: inherit; font-size: 13px; cursor: pointer; }
.mineral-filter button.is-active { border-color: var(--crystal-gold); color: #f1dda9; background: rgba(216, 182, 111, 0.13); }
.mineral-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.mineral-card { display: grid; grid-template-columns: 154px minmax(0, 1fr); overflow: hidden; border: 1px solid rgba(216, 182, 111, 0.19); background: rgba(7, 14, 13, 0.5); }
.mineral-image { min-height: 228px; background: #15221f; }
.mineral-image img { display: block; width: 100%; height: 100%; min-height: 228px; object-fit: cover; }
.mineral-card-copy { display: flex; flex-direction: column; padding: 16px; }
.mineral-title { display: flex; justify-content: space-between; gap: 8px; }
.mineral-title h3 { margin: 0; color: #f1dda9; font-size: 18px; }.mineral-title span { color: var(--crystal-muted); font-size: 12px; }.mineral-title b { align-self: start; color: #c9e1d4; font-size: 12px; white-space: nowrap; }
.mineral-card dl { display: grid; gap: 10px; margin: 14px 0; }.mineral-card dl div { display: grid; gap: 2px; }.mineral-card dt { color: var(--crystal-jade); font-size: 12px; font-weight: 800; }.mineral-card dd { margin: 0; color: var(--crystal-muted); font-size: 13px; line-height: 1.6; }
.mineral-source { margin-top: auto; color: #e7cb8c; font-size: 11px; line-height: 1.5; }.mineral-source.muted { color: #89968e; }
.mineral-swatch { display: grid; width: 100%; height: 100%; min-height: 228px; place-items: center; background: #393051; color: rgba(255,255,255,0.82); font: 700 55px Georgia, serif; }.mineral-swatch-水 { background: #214a60; }.mineral-swatch-木 { background: #2d5743; }.mineral-swatch-火 { background: #753e45; }.mineral-swatch-土 { background: #69513b; }.mineral-swatch-金 { background: #716b5a; }.mineral-swatch.compact { min-height: 148px; font-size: 40px; }
.collection-choice { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.collection-choice span { display: grid; gap: 4px; min-height: 72px; align-content: center; }
.collection-choice small { color: var(--crystal-muted); font-size: 12px; line-height: 1.45; }
.collection-choice input:checked + span small { color: #d5eadf; }
.crystal-method { margin-top: 0; }.crystal-method .huangli-columns article { background: rgba(23, 40, 36, 0.72); border-color: var(--crystal-line); }.crystal-method .huangli-columns p { color: var(--crystal-muted); }

@media (max-width: 900px) {
  .crystal-workspace { grid-template-columns: 1fr; }.crystal-intro { grid-template-columns: 1fr; }.mineral-grid { grid-template-columns: 1fr; }.crystal-result { min-height: auto; }
}

@media (max-width: 620px) {
  .crystal-hero::after { width: 120px; height: 120px; right: 4%; top: 8%; }.crystal-form, .crystal-result, .mineral-library { padding: 18px; }.crystal-evidence { grid-template-columns: 1fr; }.element-bars { grid-template-columns: 1fr; }.recommendation-card { grid-template-columns: 28px 90px minmax(0, 1fr); gap: 10px; }.recommendation-image, .recommendation-image img { min-height: 118px; height: 118px; }.mineral-card { grid-template-columns: 108px minmax(0, 1fr); }.mineral-image, .mineral-image img, .mineral-swatch { min-height: 100%; }.mineral-card-copy { padding: 13px; }.mineral-title { display: block; }.mineral-title b { display: block; margin-top: 6px; }.choice-grid, .collection-choice { grid-template-columns: 1fr; }.atlas-guide { grid-template-columns: 1fr; }.atlas-guide > div + div { border-top: 1px solid rgba(216, 182, 111, 0.16); }.collection-filter { flex-direction: column; }.collection-filter button { width: 100%; }
}