/* [d4_builds_catalog] — scoped under .d4cat */
.d4cat { --bg: #15171c; --card: #1d2027; --line: #2d313b; --text: #e8e6e1; --muted: #9a9ba3; --gold: #c9a24b;
  color: var(--text); font-size: 15px; line-height: 1.4; margin: 1.5em 0; }
.d4cat *, .d4cat *::before, .d4cat *::after { box-sizing: border-box; }
.d4cat-loading { padding: 40px; text-align: center; color: var(--muted); }

.d4cat-bar { display: flex; flex-direction: column; gap: 10px; padding: 14px; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; }
.d4cat-search, .d4cat-select { width: 100%; padding: 9px 12px; background: var(--card); color: var(--text); border: 1px solid var(--line); border-radius: 8px; font: inherit; }
.d4cat-select { width: auto; min-width: 150px; }
.d4cat-row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.d4cat-chip { --chip: var(--gold); padding: 5px 12px; background: var(--card); color: var(--text); border: 1px solid var(--line); border-radius: 999px; font: inherit; font-size: 13px; cursor: pointer; transition: border-color .15s, background .15s; }
.d4cat-chip:hover { border-color: var(--chip); }
.d4cat-chip.is-on { background: var(--chip); border-color: var(--chip); color: #111; font-weight: 600; }
.d4cat-chip.is-empty { opacity: .45; }
.d4cat-tagrow .d4cat-chip { font-size: 12px; padding: 3px 10px; }
.d4cat-tools { margin-top: 2px; }
.d4cat-check { display: inline-flex; align-items: center; gap: 4px; color: var(--muted); font-size: 13px; cursor: pointer; }
.d4cat-reset { margin-left: auto; background: none; border: 0; color: var(--muted); text-decoration: underline; cursor: pointer; font: inherit; font-size: 13px; }
.d4cat-count { margin: 14px 2px 8px; color: var(--muted); font-size: 13px; }

.d4cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.d4cat-card { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-top: 3px solid var(--accent, var(--gold)); border-radius: 10px; overflow: hidden; color: inherit; text-decoration: none; transition: transform .15s, box-shadow .15s; }
.d4cat-card:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0, 0, 0, .45); }
.d4cat-cover { position: relative; height: 120px; background: radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--accent) 55%, #000), #101216 75%); background-size: cover; background-position: center; }
.d4cat-cover.has-thumb::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0, 0, 0, .65), transparent 60%); }
.d4cat-skill { position: absolute; left: 12px; bottom: -22px; z-index: 2; width: 56px; height: 56px; border-radius: 10px; border: 2px solid var(--accent); background: #101216; box-shadow: 0 4px 10px rgba(0, 0, 0, .5); }
.d4cat-tier { position: absolute; right: 10px; top: 10px; z-index: 2; min-width: 30px; padding: 3px 9px; border-radius: 8px; text-align: center; font-weight: 800; font-size: 15px; color: #111; background: #aaa; }
.d4cat-tier.tier-S { background: #ff6b5a; } .d4cat-tier.tier-A { background: #ffb347; } .d4cat-tier.tier-B { background: #ffe066; }
.d4cat-tier.tier-C { background: #8fd16b; } .d4cat-tier.tier-D { background: #7fb6e6; }
.d4cat-body { display: flex; flex-direction: column; gap: 8px; padding: 30px 14px 14px; flex: 1; }
.d4cat-title { margin: 0; font-size: 16px; line-height: 1.3; color: var(--text); }
.d4cat-meta, .d4cat-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.d4cat-class { font-size: 12px; font-weight: 700; color: var(--accent); }
.d4cat-badge { padding: 1px 8px; border: 1px solid var(--line); border-radius: 999px; font-size: 11px; color: var(--muted); }
.d4cat-archived { border-color: #8a5a3a; color: #d19a6a; }
.d4cat-tag { font-size: 11px; color: var(--gold); }
.d4cat-tag::before { content: "#"; opacity: .6; }
.d4cat-foot { margin-top: auto; padding-top: 6px; font-size: 11px; color: var(--muted); }
.d4cat-empty { grid-column: 1 / -1; padding: 40px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 10px; }

@media (max-width: 600px) {
  .d4cat-grid { grid-template-columns: 1fr; }
  .d4cat-select { flex: 1; }
}

/* ---- portraits + collapsible filters ---- */
.d4cat-top { display: flex; gap: 8px; }
.d4cat-top .d4cat-search { flex: 1; min-width: 0; }
.d4cat-toggle { display: inline-flex; align-items: center; gap: 6px; padding: 0 14px; background: var(--card); color: var(--text); border: 1px solid var(--line); border-radius: 8px; font: inherit; cursor: pointer; white-space: nowrap; }
.d4cat-toggle:hover, .d4cat-toggle.is-open { border-color: var(--gold); }
.d4cat-toggle-n { min-width: 18px; padding: 0 5px; border-radius: 999px; background: var(--gold); color: #111; font-size: 11px; font-weight: 700; text-align: center; line-height: 18px; }
.d4cat-caret { display: inline-block; transition: transform .2s; color: var(--muted); }
.d4cat-toggle.is-open .d4cat-caret { transform: rotate(180deg); }

.d4cat-classes { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 6px; scroll-snap-type: x proximity; scrollbar-width: thin; }
.d4cat-class-card { --chip: var(--gold); position: relative; flex: 1 0 92px; max-width: 150px; height: 132px; padding: 0; overflow: hidden; border: 2px solid var(--line); border-radius: 10px; background: radial-gradient(circle at 50% 35%, color-mix(in srgb, var(--chip) 38%, #15171c), #101216 80%); color: var(--text); font: inherit; cursor: pointer; scroll-snap-align: start; transition: transform .15s, border-color .15s, box-shadow .15s, opacity .15s; }
.d4cat-class-card:hover { transform: translateY(-2px); border-color: var(--chip); }
.d4cat-class-card.is-on { border-color: var(--chip); box-shadow: 0 0 0 1px var(--chip), 0 6px 18px color-mix(in srgb, var(--chip) 40%, transparent); }
.d4cat-class-card.is-empty { opacity: .4; filter: grayscale(.7); }
.d4cat-class-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 12%; pointer-events: none; }
.d4cat-class-name { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 4px 6px; background: linear-gradient(to top, rgba(0, 0, 0, .85), transparent); font-size: 12px; font-weight: 700; line-height: 1.15; text-align: center; text-shadow: 0 1px 3px #000; }
.d4cat-class-card.is-on .d4cat-class-name { color: var(--chip); }
.d4cat-class-count { position: absolute; right: 6px; top: 6px; min-width: 20px; padding: 0 6px; border-radius: 999px; background: rgba(0, 0, 0, .65); font-size: 11px; line-height: 20px; text-align: center; }
.d4cat-class-card.is-all { flex: 0 0 92px; display: flex; align-items: center; justify-content: center; background: linear-gradient(160deg, #2a2d36, #15171c); }
.d4cat-class-card.is-all .d4cat-class-name { position: static; padding: 0 6px; background: none; font-size: 13px; }
.d4cat-class-card.is-all.is-on { --chip: var(--gold); }

.d4cat-active { display: flex; flex-wrap: wrap; gap: 6px; }
.d4cat-act-chip { padding: 3px 10px; background: color-mix(in srgb, var(--gold) 18%, var(--card)); color: var(--text); border: 1px solid var(--gold); border-radius: 999px; font: inherit; font-size: 12px; cursor: pointer; }
.d4cat-panel { display: flex; flex-direction: column; gap: 10px; padding-top: 10px; border-top: 1px solid var(--line); }
.d4cat-panel[hidden] { display: none; }
.d4cat-label { min-width: 52px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.d4cat-tagrow .d4cat-label { align-self: flex-start; padding-top: 4px; }

.d4cat-art { position: absolute; right: -6px; bottom: 0; height: 125%; width: auto; max-width: 70%; object-fit: contain; object-position: right bottom; opacity: .9; pointer-events: none; -webkit-mask-image: linear-gradient(to left, #000 55%, transparent); mask-image: linear-gradient(to left, #000 55%, transparent); }
.d4cat-cover.has-thumb .d4cat-art { display: none; }

@media (max-width: 600px) {
  .d4cat-class-card { flex-basis: 84px; height: 116px; }
  .d4cat-toggle { padding: 0 10px; }
}

/* long post titles: at most two lines, cards keep an even height */
.d4cat-title { display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; overflow-wrap: anywhere; }

/* server-rendered link list: what crawlers and no-JS visitors get; hidden once the cards take over */
.d4cat-static { margin: 0; padding: 14px 14px 14px 32px; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; }
.d4cat-static li { margin: 4px 0; }
.d4cat-static a { color: var(--gold); }
.d4cat-static span { color: var(--muted); font-size: 13px; }
.d4cat.is-js .d4cat-static { display: none; }