/* ================================================================
   style_software.css — ゲーム・ソフトウェア一覧ページ専用スタイル
   ================================================================ */

/* ─── 説明文 ─────────────────────────────────────── */
.sw-intro {
  margin: 0 2.8rem 2.5rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 3px solid var(--sky);
  border-radius: 12px;
  padding: 1.4rem 1.8rem;
}

/* ─── フィルタバー ──────────────────────────────── */
.sw-filter-bar {
  display: flex;
  align-items: center;
  gap: .4rem;
  flex-wrap: wrap;
  padding: .6rem 2.8rem 1.2rem;
}

.sw-filter-btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .07em;
  padding: .38rem .9rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--muted);
  cursor: pointer;
  transition: all .14s;
  white-space: nowrap;
}
.sw-filter-btn:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: #eef3ff;
}
.sw-filter-btn.active {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
}

/* ─── グリッド ──────────────────────────────────── */
.sw-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
  padding: 0 2.8rem 4rem;
  align-items: start;
}

@media (max-width: 1280px) {
  .sw-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .sw-grid { grid-template-columns: repeat(2, 1fr); padding: 0 1.6rem 3rem; }
  .sw-filter-bar { padding: .5rem 1.6rem 1rem; }
}
@media (max-width: 560px) {
  .sw-grid { grid-template-columns: 1fr; padding: 0 1rem 2.5rem; }
  .sw-filter-bar { padding: .5rem 1rem .8rem; }
}

/* ─── カード ────────────────────────────────────── */
.sw-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: transform .18s, box-shadow .18s, border-color .18s;
  cursor: pointer;

  /* 入場アニメ */
  animation: sw-fadein .35s both ease-out;
}

@keyframes sw-fadein {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sw-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(11, 31, 74, .12);
  border-color: #b8caf5;
}
.sw-card--nolink {
  cursor: default;
  opacity: .78;
}
.sw-card--nolink:hover {
  transform: none;
  box-shadow: none;
  border-color: var(--border);
}

/* ─── サムネイル ────────────────────────────────── */
.sw-card-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #eef1f8;
}
.sw-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .32s ease;
}
.sw-card:hover .sw-card-thumb img {
  transform: scale(1.04);
}

/* ─── カテゴリバッジ ────────────────────────────── */
.sw-cat-badge {
  position: absolute;
  top: .55rem;
  left: .55rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .22rem .55rem;
  border-radius: 3px;
  color: #fff;
  line-height: 1;
}
.cat-game    { background: var(--blue); }
.cat-tool    { background: var(--teal); }
.cat-webapp  { background: var(--sky); }
.cat-exp     { background: var(--amber); color: #3a2600; }

/* ─── ステータスバッジ ─────────────────────────── */
.sw-status {
  position: absolute;
  top: .55rem;
  right: .55rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .08em;
  padding: .2rem .48rem;
  border-radius: 3px;
  line-height: 1;
}
.status-released { background: rgba(0,201,177,.18); color: #00826d; border: 1px solid rgba(0,201,177,.4); }
.status-wip      { background: rgba(255,180,0,.18);  color: #a07000; border: 1px solid rgba(255,180,0,.4); }
.status-archived { background: rgba(128,128,128,.14); color: #555;   border: 1px solid rgba(128,128,128,.3); }

/* ─── カード本文 ────────────────────────────────── */
.sw-card-body {
  padding: .9rem 1rem .85rem;
  display: flex;
  flex-direction: column;
  gap: .45rem;
  flex: 1;
}

.sw-card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -.01em;
  line-height: 1.35;
}
.sw-card:hover .sw-card-title {
  color: var(--blue);
}

.sw-card-desc {
  font-size: .78rem;
  color: var(--muted);
  line-height: 1.6;
  /* 2行に制限 */
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

/* ─── フッター部（タグ＋年） ────────────────────── */
.sw-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .4rem;
  margin-top: auto;
  padding-top: .4rem;
}

.sw-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem;
}
.sw-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: .58rem;
  letter-spacing: .07em;
  padding: .18rem .48rem;
  border-radius: 2px;
  background: #eef2fb;
  color: var(--muted);
  border: 1px solid var(--border);
  white-space: nowrap;
}

.sw-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: .65rem;
  color: #a0aec0;
  white-space: nowrap;
  flex-shrink: 0;
}

/* ─── 0件メッセージ ─────────────────────────────── */
.sw-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .8rem;
  padding: 5rem 2rem;
  color: var(--muted);
  font-size: .9rem;
}
.sw-empty-icon {
  font-size: 2.5rem;
  opacity: .3;
}