/* ========================================
   遊戯王シミュレーター 共通スタイル
   テーマ: ダーク・ゴールド
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Cinzel:wght@700&display=swap');

:root {
  --bg-deep:    #0a0a0f;
  --bg-card:    #12121c;
  --bg-panel:   #1a1a2e;
  --gold:       #c9a84c;
  --gold-light: #f0cc6a;
  --gold-dim:   #7a6230;
  --red:        #e03c4a;
  --blue:       #3a7bd5;
  --green:      #2ecc71;
  --text:       #e8e0cc;
  --text-dim:   #8a8070;
  --border:     #2a2a40;
  --border-gold:#3a3010;
  --shadow:     0 4px 24px rgba(0,0,0,0.6);
  --radius:     8px;
  --radius-lg:  14px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg-deep);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ---- ナビゲーション ---- */
nav {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  height: 56px;
  background: linear-gradient(90deg, #0a0a14, #1a1520);
  border-bottom: 1px solid var(--border-gold);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .logo {
  font-family: 'Cinzel', serif;
  font-size: 1.1rem;
  color: var(--gold);
  text-decoration: none;
  margin-right: auto;
  letter-spacing: 1px;
}

nav a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  transition: all 0.2s;
}

nav a:hover, nav a.active {
  color: var(--gold);
  background: rgba(201,168,76,0.1);
}

/* ---- レイアウト ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
}

.page-title {
  font-family: 'Cinzel', serif;
  font-size: 1.5rem;
  color: var(--gold);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-gold);
}

/* ---- カード ---- */
.card-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow);
}

/* ---- ボタン ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.9rem;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--gold);
  color: #000;
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-1px); }

.btn-danger {
  background: var(--red);
  color: #fff;
}
.btn-danger:hover { opacity: 0.85; }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

.btn-sm { padding: 5px 10px; font-size: 0.8rem; }
.btn-lg { padding: 12px 24px; font-size: 1rem; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

/* ---- カード画像 ---- */
.card-img {
  width: 60px;
  height: 87px;
  object-fit: cover;
  border-radius: 4px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
}
.card-img-sm { width: 40px; height: 58px; }
.card-img-lg { width: 100px; height: 145px; }

/* ---- バッジ ---- */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
}
.badge-monster { background: rgba(180,140,60,0.2); color: var(--gold); border: 1px solid var(--gold-dim); }
.badge-spell   { background: rgba(58,123,213,0.2); color: #7ab3f5; border: 1px solid #2a5090; }
.badge-trap    { background: rgba(180,60,120,0.2); color: #f57ab3; border: 1px solid #8a3060; }

/* ---- フォーム ---- */
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 0.85rem; color: var(--text-dim); margin-bottom: 5px; }

.form-input, .form-select {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  font-family: 'Noto Sans JP', sans-serif;
  outline: none;
  transition: border 0.2s;
}
.form-input:focus, .form-select:focus { border-color: var(--gold); }
.form-select option { background: var(--bg-panel); }

/* ---- モーダル ---- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
}

.modal-title {
  font-family: 'Cinzel', serif;
  color: var(--gold);
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 20px;
}

/* ---- トースト通知 ---- */
#toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  animation: slideIn 0.3s ease;
  max-width: 300px;
}
.toast-success { background: #1a3a25; border: 1px solid var(--green); color: var(--green); }
.toast-error   { background: #3a1a20; border: 1px solid var(--red); color: var(--red); }
.toast-info    { background: #1a2540; border: 1px solid var(--blue); color: #7ab3f5; }

@keyframes slideIn {
  from { transform: translateX(30px); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ---- LP表示 ---- */
.lp-bar {
  height: 6px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
  margin-top: 4px;
}
.lp-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), #a0e060);
  border-radius: 100px;
  transition: width 0.4s ease;
}
.lp-fill.danger { background: linear-gradient(90deg, var(--red), #ff7070); }

/* ---- グリッド ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

/* ---- レスポンシブ ---- */
@media (max-width: 768px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr 1fr; }
  nav .logo { font-size: 0.95rem; }
  nav a span { display: none; }
}

@media (max-width: 480px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}

/* ---- ユーティリティ ---- */
.text-gold  { color: var(--gold); }
.text-dim   { color: var(--text-dim); }
.text-red   { color: var(--red); }
.text-green { color: var(--green); }
.text-center { text-align: center; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.flex  { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* ---- ローディング ---- */
.spinner {
  width: 24px; height: 24px;
  border: 3px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }