/* ================= キングダムディフェンス · スタイル ================= */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-deep: #10141f;
  --bg-panel: #1c2333;
  --bg-panel2: #232c42;
  --border: #3a4767;
  --gold: #ffce54;
  --text: #e8ecf5;
  --text-dim: #9aa7c4;
  --accent: #4fc1e9;
  --green: #a0d468;
  --red: #ed5565;
}

html, body {
  height: 100%;
  background: radial-gradient(1200px 700px at 50% -10%, #232c46 0%, var(--bg-deep) 60%);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", "Meiryo", "Noto Sans JP", system-ui, sans-serif;
  overflow-x: hidden;
  user-select: none;
  -webkit-user-select: none;
}

#app { min-height: 100vh; display: flex; flex-direction: column; align-items: center; }

.hidden { display: none !important; }

.screen { width: 100%; display: flex; flex-direction: column; align-items: center; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  color: var(--text);
  transition: transform .12s ease, box-shadow .12s ease, background .15s ease, filter .15s ease;
}
button:active { transform: scale(.96); }

/* ============ タイトル画面 ============ */
#screen-title { padding: 28px 16px 48px; }
.title-inner { width: 100%; max-width: 1080px; display: flex; flex-direction: column; align-items: center; }

.game-logo { text-align: center; margin-bottom: 10px; animation: logoFloat 4s ease-in-out infinite; }
.logo-crown { font-size: 44px; filter: drop-shadow(0 4px 10px rgba(255,206,84,.45)); }
.game-logo h1 {
  font-size: 58px; letter-spacing: 14px; margin: 4px 0 6px; padding-left: 14px;
  background: linear-gradient(180deg, #ffe9a8 0%, var(--gold) 45%, #d68a2e 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 10px 30px rgba(214,138,46,.25);
}
.logo-sub { color: var(--text-dim); letter-spacing: 4px; font-size: 14px; }
@keyframes logoFloat { 0%,100% { transform: translateY(0);} 50% { transform: translateY(-6px);} }

.title-progress { margin: 12px 0 4px; color: var(--gold); font-size: 15px; letter-spacing: 1px; }

.diff-row { display: flex; align-items: center; gap: 10px; margin: 14px 0 20px; }
.diff-label { color: var(--text-dim); }
.diff-btn {
  padding: 9px 26px; border-radius: 22px; font-size: 15px;
  background: var(--bg-panel); border: 2px solid var(--border);
}
.diff-btn.active {
  background: linear-gradient(180deg, #4a5a85, #37436a);
  border-color: var(--gold); box-shadow: 0 0 14px rgba(255,206,84,.35);
}

.map-list { display: flex; gap: 22px; flex-wrap: wrap; justify-content: center; margin-bottom: 26px; }
.map-card {
  width: 264px; border-radius: 14px; overflow: hidden; cursor: pointer; position: relative;
  background: var(--bg-panel); border: 2px solid var(--border);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.map-card:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: 0 12px 30px rgba(0,0,0,.45); }
.map-card.locked { cursor: not-allowed; filter: grayscale(.6); }
.map-card.locked:hover { transform: none; border-color: var(--border); box-shadow: none; }
.map-card canvas { display: block; width: 100%; height: auto; }
.map-card .map-meta { padding: 10px 14px 14px; }
.map-card .map-name { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.map-card .map-stars { color: var(--gold); font-size: 15px; letter-spacing: 2px; }
.map-card .map-best { color: var(--text-dim); font-size: 12px; margin-top: 3px; }
.map-card .lock-overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: rgba(10,13,22,.68); font-size: 34px; gap: 6px;
}
.map-card .lock-overlay span { font-size: 13px; color: var(--text-dim); }

.title-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.menu-btn {
  padding: 10px 22px; border-radius: 10px; font-size: 15px;
  background: var(--bg-panel2); border: 1px solid var(--border);
}
.menu-btn:hover { background: #2c3854; border-color: var(--accent); }
.menu-btn.primary { background: linear-gradient(180deg, #5aad3f, #3f8a2c); border-color: #7bd45c; }
.menu-btn.primary:hover { filter: brightness(1.1); }
.menu-btn.danger:hover { border-color: var(--red); color: var(--red); }

/* ============ モーダル ============ */
.modal {
  position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center;
  background: rgba(6,9,16,.72); backdrop-filter: blur(3px); padding: 20px;
}
.modal-box {
  background: linear-gradient(180deg, var(--bg-panel2), var(--bg-panel));
  border: 2px solid var(--border); border-radius: 16px;
  padding: 26px 30px; max-width: 720px; width: 100%; max-height: 86vh; overflow-y: auto;
  box-shadow: 0 24px 70px rgba(0,0,0,.6);
  animation: popIn .22s cubic-bezier(.34,1.56,.64,1);
}
.modal-box.small-box { max-width: 420px; text-align: center; }
@keyframes popIn { from { transform: scale(.86); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.modal-box h2 { margin-bottom: 14px; color: var(--gold); letter-spacing: 2px; }
.modal-box .menu-btn { margin-top: 14px; }
.small-box .menu-btn { display: block; width: 100%; }

.help-content { text-align: left; line-height: 1.75; font-size: 14px; color: var(--text); }
.help-content h3 { color: var(--accent); margin: 12px 0 4px; font-size: 15px; }
.help-content ul { padding-left: 20px; }
.help-content b { color: var(--gold); }

.ach-list { display: flex; flex-direction: column; gap: 8px; }
.ach-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 14px;
  background: rgba(0,0,0,.22); border-radius: 10px; border: 1px solid var(--border);
}
.ach-item.done { border-color: var(--gold); background: rgba(255,206,84,.08); }
.ach-item .ach-icon { font-size: 26px; filter: grayscale(1) opacity(.45); }
.ach-item.done .ach-icon { filter: none; }
.ach-item .ach-name { font-weight: 700; font-size: 14px; }
.ach-item.done .ach-name { color: var(--gold); }
.ach-item .ach-desc { font-size: 12px; color: var(--text-dim); }

.pause-tip { color: var(--text-dim); margin-bottom: 10px; font-size: 13px; }

/* ============ ゲーム画面 ============ */
#screen-game { padding: 10px 12px 20px; }

#topbar {
  width: 100%; max-width: 1256px; display: flex; justify-content: space-between; align-items: center;
  background: linear-gradient(180deg, var(--bg-panel2), var(--bg-panel));
  border: 1px solid var(--border); border-radius: 12px;
  padding: 8px 14px; margin-bottom: 10px; flex-wrap: wrap; gap: 6px;
}
.hud-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.hud-item {
  background: rgba(0,0,0,.28); padding: 6px 13px; border-radius: 8px;
  font-size: 15px; font-weight: 700; letter-spacing: 1px; border: 1px solid rgba(255,255,255,.07);
}
.hud-item.small { font-size: 12px; color: var(--text-dim); font-weight: 400; }
.hud-item.flash-red { animation: flashRed .5s ease; }
@keyframes flashRed { 0% { background: var(--red); } 100% { background: rgba(0,0,0,.28); } }

.top-btn {
  padding: 7px 13px; border-radius: 8px; font-size: 13px;
  background: var(--bg-panel); border: 1px solid var(--border);
}
.top-btn:hover { background: #2c3854; border-color: var(--accent); }

#game-main { display: flex; gap: 10px; width: 100%; max-width: 1256px; align-items: stretch; }

#canvas-wrap {
  flex: 1 1 auto; min-width: 0; position: relative;
  border-radius: 12px; overflow: hidden; border: 2px solid var(--border);
  box-shadow: 0 14px 40px rgba(0,0,0,.5); background: #0c1018;
  align-self: flex-start;
}
#game-canvas { display: block; width: 100%; height: auto; touch-action: manipulation; }

#sidebar { width: 268px; flex: 0 0 268px; display: flex; flex-direction: column; gap: 10px; }

.side-section {
  background: linear-gradient(180deg, var(--bg-panel2), var(--bg-panel));
  border: 1px solid var(--border); border-radius: 12px; padding: 12px;
}
.side-title { font-size: 14px; font-weight: 700; color: var(--accent); margin-bottom: 8px; letter-spacing: 1px; }

#wave-preview { display: flex; flex-wrap: wrap; gap: 6px; min-height: 30px; margin-bottom: 10px; }
.wp-chip {
  background: rgba(0,0,0,.3); border: 1px solid var(--border); border-radius: 8px;
  padding: 3px 8px; font-size: 13px; display: flex; align-items: center; gap: 3px;
}
.wp-chip.boss-chip { border-color: var(--red); box-shadow: 0 0 8px rgba(237,85,101,.4); }

.call-btn {
  width: 100%; padding: 11px; border-radius: 10px; font-size: 15px; font-weight: 700;
  background: linear-gradient(180deg, #5aad3f, #3f8a2c); border: 1px solid #7bd45c;
  box-shadow: 0 4px 14px rgba(90,173,63,.3);
}
.call-btn:hover:not(:disabled) { filter: brightness(1.12); }
.call-btn:disabled { background: #303a54; border-color: var(--border); color: var(--text-dim); cursor: default; box-shadow: none; }
.call-btn .bonus { color: #ffe9a8; font-size: 12px; }

#build-list { display: flex; flex-direction: column; gap: 6px; }
.build-btn {
  display: flex; align-items: center; gap: 9px; width: 100%; text-align: left;
  padding: 8px 10px; border-radius: 10px;
  background: rgba(0,0,0,.24); border: 1px solid var(--border);
}
.build-btn:hover { border-color: var(--accent); background: rgba(79,193,233,.1); }
.build-btn.selected { border-color: var(--gold); background: rgba(255,206,84,.12); box-shadow: 0 0 10px rgba(255,206,84,.25); }
.build-btn.unaffordable { opacity: .45; }
.build-btn .b-icon { font-size: 22px; width: 28px; text-align: center; }
.build-btn .b-body { flex: 1; }
.build-btn .b-name { font-size: 13px; font-weight: 700; }
.build-btn .b-note { font-size: 11px; color: var(--text-dim); }
.build-btn .b-cost { font-size: 13px; color: var(--gold); font-weight: 700; }
.build-btn kbd {
  font-size: 10px; color: var(--text-dim); border: 1px solid var(--border);
  border-radius: 4px; padding: 0 4px; margin-left: 4px;
}

#panel-tower #tw-stats { font-size: 12.5px; line-height: 1.7; color: var(--text); margin-bottom: 6px; }
#panel-tower #tw-stats b { color: var(--gold); }
#panel-tower #tw-desc { font-size: 11.5px; color: var(--text-dim); margin-bottom: 8px; line-height: 1.5; }

.side-btn {
  display: block; width: 100%; padding: 8px 10px; margin-top: 6px; border-radius: 9px;
  font-size: 13px; background: rgba(0,0,0,.24); border: 1px solid var(--border); text-align: center;
}
.side-btn:hover:not(:disabled) { border-color: var(--accent); background: rgba(79,193,233,.1); }
.side-btn:disabled { opacity: .45; cursor: default; }
.side-btn.upgrade { background: linear-gradient(180deg, #3d6fb2, #2d5389); border-color: #6aa7e8; font-weight: 700; }
.side-btn.upgrade:hover:not(:disabled) { filter: brightness(1.12); }
.side-btn.sell { border-color: #7a4444; }
.side-btn.sell:hover { border-color: var(--red); background: rgba(237,85,101,.12); }
.side-btn.branch { background: linear-gradient(180deg, #6a4c93, #503a70); border-color: #9b7fc4; font-size: 12px; line-height: 1.4; }
.side-btn.branch:hover:not(:disabled) { filter: brightness(1.15); }
.branch-hint { font-size: 12px; color: var(--gold); margin-top: 8px; }

#hint-box {
  min-height: 40px; font-size: 12px; color: var(--text-dim); line-height: 1.55;
  background: rgba(0,0,0,.2); border: 1px dashed var(--border); border-radius: 10px; padding: 9px 11px;
}
#hint-box b { color: var(--gold); }

/* ============ リザルト ============ */
#result-title { font-size: 30px; }
.result-stars { font-size: 42px; letter-spacing: 8px; margin: 8px 0 10px; min-height: 54px; }
.result-stars .star { display: inline-block; opacity: .22; transform: scale(.6); }
.result-stars .star.lit {
  opacity: 1; color: var(--gold); animation: starPop .5s cubic-bezier(.34,1.8,.64,1) forwards;
  filter: drop-shadow(0 0 12px rgba(255,206,84,.7));
}
@keyframes starPop { from { transform: scale(.2) rotate(-30deg); } to { transform: scale(1) rotate(0); } }
#result-detail { color: var(--text-dim); font-size: 13px; margin-bottom: 10px; line-height: 1.6; }
.result-score-row { font-size: 15px; margin: 4px 0; }
.result-score-row b { color: var(--gold); }
.result-btns { margin-top: 8px; }

/* ============ Toast ============ */
#toast {
  position: fixed; top: 18px; left: 50%; transform: translateX(-50%);
  z-index: 99; display: flex; flex-direction: column; gap: 8px; pointer-events: none; align-items: center;
}
.toast-msg {
  background: linear-gradient(180deg, #3a4767, #2a3450);
  border: 1px solid var(--gold); color: var(--text);
  padding: 10px 22px; border-radius: 12px; font-size: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,.5);
  animation: toastIn .3s ease, toastOut .4s ease 2.8s forwards;
}
.toast-msg b { color: var(--gold); }
@keyframes toastIn { from { transform: translateY(-24px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes toastOut { to { transform: translateY(-16px); opacity: 0; } }

/* ============ レスポンシブ ============ */
@media (max-width: 1080px) {
  #game-main { flex-direction: column; }
  #sidebar { width: 100%; flex: 1 1 auto; flex-direction: row; flex-wrap: wrap; }
  #sidebar .side-section { flex: 1 1 240px; }
  #hint-box { flex: 1 1 100%; }
  .game-logo h1 { font-size: 42px; letter-spacing: 8px; }
}

/* ---------- KanaWorks_AI クレジット ---------- */
.kw-credit {
  display: inline-flex; align-items: center; gap: 9px;
  margin-top: 18px; padding: 6px 16px 6px 8px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  color: #a8b4cd; font-size: 12.5px;
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.kw-credit img { width: 28px; height: 28px; display: block; }
.kw-credit b { color: var(--gold); }
.kw-credit:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
}