/* ===================================================
   VALORANT エージェント当てゲーム — スタイルシート
   =================================================== */

:root {
  --bg:          #0f1923;
  --bg-header:   #0d1520;
  --bg-nav:      #111c27;
  --bg-card:     #1a2634;
  --bg-card-hover: #243040;
  --accent:      #ff4655;
  --accent-dim:  #c73040;
  --text:        #ece8e1;
  --text-muted:  #7a8a99;
  --border:      #ffffff10;
  --elim-tint:   rgba(255, 70, 85, 0.18);
  --radius:      10px;
  --transition:  0.18s ease;
}

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: none;
}

/* ---------- ヘッダー ---------- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 20px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.title {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
}

.title-valo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.title-sub {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.counter {
  font-size: 0.85rem;
  color: var(--text-muted);
  white-space: nowrap;
}

#count-num {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.btn-reset {
  padding: 7px 16px;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.btn-reset:hover {
  background: var(--accent);
  color: #fff;
}

.btn-reset:active {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  color: #fff;
}

/* ---------- ホームボタン ---------- */
.btn-home {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 10px;
  border: 1.5px solid #ffffff20;
  border-radius: 6px;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-home:hover {
  color: var(--text);
  border-color: #ffffff50;
}

/* ---------- ロールフィルター ---------- */
.role-filter {
  display: flex;
  gap: 6px;
  padding: 10px 16px;
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.role-filter::-webkit-scrollbar { display: none; }

.filter-btn {
  padding: 6px 14px;
  background: transparent;
  color: var(--text-muted);
  border: 1.5px solid #ffffff18;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  font-family: inherit;
  flex-shrink: 0;
}

.filter-btn:hover {
  color: var(--text);
  border-color: #ffffff40;
}

.filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ---------- グリッド ---------- */
.agent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 10px;
  padding: 14px;
}

/* ---------- エージェントカード ---------- */
.agent-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform var(--transition), opacity var(--transition);
  border: 1.5px solid transparent;
}

.agent-card:hover {
  transform: scale(1.05);
  background: var(--bg-card-hover);
  border-color: #ffffff15;
}

.agent-card:active {
  transform: scale(0.94);
}

/* 画像ラッパー — 正方形維持 */
.card-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #141e29;
  overflow: hidden;
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  draggable: false;
  transition: filter var(--transition), opacity var(--transition);
}

/* 消去時のオーバーレイ */
.elim-overlay {
  position: absolute;
  inset: 0;
  background: var(--elim-tint);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.elim-overlay span {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent);
  text-shadow: 0 0 12px rgba(255, 70, 85, 0.9), 0 0 4px #000;
  line-height: 1;
}

/* 消去済みカード */
.agent-card.eliminated {
  opacity: 0.28;
  transform: none !important;
}

.agent-card.eliminated .card-img-wrap img {
  filter: grayscale(100%);
}

.agent-card.eliminated .elim-overlay {
  opacity: 1;
}

.agent-card.eliminated .card-name {
  color: var(--text-muted);
  text-decoration: line-through;
}

/* エージェント名 */
.card-name {
  padding: 5px 4px 6px;
  text-align: center;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: 0.02em;
  transition: color var(--transition);
}

/* ---------- ローディング ---------- */
.loading {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid #ffffff18;
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- エラー ---------- */
.error {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 80px 20px;
  color: var(--text-muted);
  text-align: center;
  font-size: 0.9rem;
}

.error button {
  margin-top: 8px;
  padding: 8px 24px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 480px) {
  .header { padding: 10px 14px; }
  .agent-grid {
    grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
    gap: 8px;
    padding: 10px;
  }
  .card-name { font-size: 0.62rem; }
  .elim-overlay span { font-size: 1.6rem; }
}

@media (min-width: 768px) {
  .agent-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    padding: 18px;
  }
  .card-name { font-size: 0.72rem; }
}

@media (min-width: 1200px) {
  .agent-grid {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  }
}