/* ============ Deckbound 全局布局 ============ */
:root {
  --bg-deep: #10131c;
  --bg-panel: #1a1f2e;
  --bg-card-back: linear-gradient(135deg, #2a3150 0%, #1b2038 100%);
  --border-dim: #2e3650;
  --text-main: #e8e6df;
  --text-dim: #8a92ac;
  --gold: #f5c542;
  --hp: #ef5b6a;
  --energy: #4ec9e8;
  --power: #ff9d45;
  --card-w: 92px;
  --card-h: 129px;
  --card-gap: 10px;
}

* { margin: 0; padding: 0; box-sizing: border-box; user-select: none; }

html, body {
  height: 100%;
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  overflow: hidden;
}

#app {
  height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse at 50% -20%, #232b4a55 0%, transparent 60%),
    var(--bg-deep);
}

/* ============ HUD ============ */
#hud {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-dim);
  z-index: 10;
}

.game-logo {
  font-size: 20px;
  font-weight: bold;
  letter-spacing: 1px;
  color: var(--gold);
  margin-right: 18px;
}

.hud-left { display: flex; align-items: center; }

.hud-stats { display: flex; gap: 18px; }

.hud-stat {
  font-size: 16px;
  background: #ffffff0a;
  padding: 4px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-dim);
  white-space: nowrap;
  transition: transform 0.15s ease;
}
.hud-stat b { font-style: normal; }
.hud-stat i { font-style: normal; color: var(--text-dim); font-size: 13px; }
.stat-hp b { color: var(--hp); }
.stat-energy b { color: var(--energy); }
.stat-power b { color: var(--power); }
.stat-gold b { color: var(--gold); }
.hud-stat.bump { transform: scale(1.25); }

/* ============ 目标指引条 ============ */
#quest-bar {
  text-align: center;
  padding: 6px 20px;
  font-size: 13px;
  color: var(--text-dim);
  background: #141828;
  border-bottom: 1px solid var(--border-dim);
  letter-spacing: 0.5px;
}
#quest-bar b { color: var(--gold); }

/* ============ 中部 ============ */
#middle {
  flex: 1;
  display: flex;
  min-height: 0;
}

#board-wrap {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#board {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--card-gap);
  z-index: 1;
}

/* ============ 演出舞台（牌阵留白区） ============ */
#stage {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.stage-float {
  position: absolute;
  top: 105%;
  color: #3a4468;
  opacity: 0;
  animation: stage-rise linear infinite;
  filter: blur(0.5px);
}
@keyframes stage-rise {
  0%   { transform: translateY(0) rotate(-8deg); opacity: 0; }
  12%  { opacity: 0.4; }
  85%  { opacity: 0.25; }
  100% { transform: translateY(-105vh) rotate(14deg); opacity: 0; }
}

.stage-chapter {
  display: none;   /* 移动端媒体查询中开启 */
  position: absolute;
  top: 14%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  opacity: 0.85;
}
.stage-chapter-emoji {
  display: block;
  font-size: 54px;
  filter: drop-shadow(0 6px 18px #000a);
  animation: chapter-breathe 4s ease-in-out infinite;
}
.stage-chapter-name {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  letter-spacing: 6px;
  color: var(--text-dim);
}
@keyframes chapter-breathe {
  0%, 100% { transform: translateY(0) scale(1); }
  50%      { transform: translateY(-6px) scale(1.06); }
}

.stage-bursts { position: absolute; inset: 0; }
.stage-burst {
  display: none;   /* 移动端媒体查询中开启 */
  position: absolute;
  top: 34%;
  left: 50%;
  transform: translateX(calc(-50% + var(--burst-x, 0px)));
  text-align: center;
  animation: burst-pop 1.4s ease-out forwards;
}
.stage-burst .burst-emoji { display: block; font-size: 40px; filter: drop-shadow(0 4px 12px #000b); }
.stage-burst .burst-text { font-size: 18px; font-weight: bold; text-shadow: 0 2px 8px #000c; }
.stage-burst.gold .burst-text { color: var(--gold); }
.stage-burst.pow .burst-text { color: var(--power); }
.stage-burst.dmg .burst-text { color: var(--hp); }
@keyframes burst-pop {
  0%   { opacity: 0; transform: translateX(calc(-50% + var(--burst-x, 0px))) translateY(16px) scale(0.5); }
  18%  { opacity: 1; transform: translateX(calc(-50% + var(--burst-x, 0px))) translateY(0) scale(1.15); }
  30%  { transform: translateX(calc(-50% + var(--burst-x, 0px))) translateY(0) scale(1); }
  100% { opacity: 0; transform: translateX(calc(-50% + var(--burst-x, 0px))) translateY(-46px) scale(0.9); }
}

.board-row {
  display: flex;
  gap: var(--card-gap);
}

.row-label {
  position: absolute;
  left: -86px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 12px;
  width: 72px;
  text-align: right;
  pointer-events: none;
}
.board-row { position: relative; }

#fx-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 50;
}

/* ============ 侧栏 ============ */
#sidebar {
  width: 210px;
  background: var(--bg-panel);
  border-left: 1px solid var(--border-dim);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

#sidebar h3 {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 8px;
}

.equip-slot {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ffffff08;
  border: 1px solid var(--border-dim);
  border-radius: 8px;
  padding: 8px 10px;
  min-height: 42px;
  cursor: default;
}
.equip-slot .slot-icon { font-size: 20px; }
.equip-slot .slot-name { font-size: 13px; color: var(--text-dim); }
.equip-slot.filled .slot-name { color: var(--text-main); }

.inv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.inv-cell {
  aspect-ratio: 1;
  background: #ffffff08;
  border: 1px solid var(--border-dim);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.inv-cell:hover { transform: scale(1.08); border-color: var(--gold); }
.inv-cell.empty { cursor: default; opacity: 0.35; }
.inv-cell.empty:hover { transform: none; border-color: var(--border-dim); }

.buff-list { display: flex; flex-direction: column; gap: 4px; }
.buff-item { font-size: 12px; color: var(--text-dim); background: #ffffff08; padding: 4px 8px; border-radius: 6px; }
.buff-item.curse { color: #c678dd; }

/* ============ 底栏 ============ */
#actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  padding: 12px;
  background: var(--bg-panel);
  border-top: 1px solid var(--border-dim);
}

.action-btn {
  font-family: inherit;
  font-size: 15px;
  padding: 10px 26px;
  border-radius: 10px;
  border: 1px solid var(--border-dim);
  background: #ffffff0d;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.15s ease;
}
.action-btn:hover { background: #ffffff1e; border-color: var(--gold); transform: translateY(-2px); }
.action-btn:active { transform: translateY(0) scale(0.96); }
.action-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* ============ 模态层 ============ */
#modal-layer {
  position: fixed;
  inset: 0;
  background: #000000b0;
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  /* 高于标题画面(500)，模态在任何场景都可交互 */
  z-index: 550;
}
#modal-layer.hidden { display: none; }

.modal-box {
  background: var(--bg-panel);
  border: 1px solid var(--border-dim);
  border-radius: 16px;
  padding: 28px 34px;
  max-width: 640px;
  max-height: 82vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px #000a;
  text-align: center;
}
.modal-box h2 { margin-bottom: 14px; color: var(--gold); }
.modal-box p { color: var(--text-dim); line-height: 1.7; margin-bottom: 14px; }

.modal-choices { display: flex; flex-direction: column; gap: 10px; margin-top: 14px; }
.modal-choice {
  font-family: inherit;
  font-size: 14px;
  text-align: left;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--border-dim);
  background: #ffffff0a;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.15s ease;
}
.modal-choice:hover { border-color: var(--gold); background: #ffffff18; }
.modal-choice:disabled { opacity: 0.4; cursor: not-allowed; }
.modal-choice small { color: var(--text-dim); display: block; margin-top: 2px; }

.card-pick-row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* 商店 */
.shop-grid { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; margin: 10px 0; }
.shop-item {
  width: 128px;
  background: #ffffff08;
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.shop-item:hover { border-color: var(--gold); transform: translateY(-3px); }
.shop-item.sold { opacity: 0.35; cursor: default; transform: none; }
.shop-item .shop-emoji { font-size: 30px; }
.shop-item .shop-name { font-size: 13px; margin: 4px 0; }
.shop-item .shop-price { color: var(--gold); font-size: 13px; }
.shop-item .shop-desc { color: var(--text-dim); font-size: 11px; margin-top: 3px; line-height: 1.4; }

/* 战斗面板 */
.combat-panel { min-width: 480px; }
.combat-stage {
  display: flex;
  align-items: center;
  justify-content: space-around;
  margin: 20px 0;
}
.combatant { text-align: center; width: 160px; }
.combatant .fighter-emoji { font-size: 56px; display: block; }
.combatant .fighter-name { margin: 6px 0; font-size: 15px; }
.combatant .fighter-power { font-size: 34px; font-weight: bold; color: var(--power); }
.combat-vs { font-size: 30px; font-weight: bold; color: var(--text-dim); }
.combat-result { font-size: 34px; font-weight: bold; min-height: 48px; margin-top: 6px; }
.combat-result.victory { color: var(--gold); }
.combat-result.defeat { color: var(--hp); }

/* ============ 标题画面 ============ */
#title-screen {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 50% 20%, #232b4a88 0%, transparent 55%),
    radial-gradient(ellipse at 20% 90%, #3c1f2855 0%, transparent 50%),
    var(--bg-deep);
  transition: opacity 0.5s ease;
}
#title-screen.title-fade { opacity: 0; pointer-events: none; }

.title-inner { text-align: center; }
.title-cards {
  font-size: 46px;
  letter-spacing: 12px;
  color: #4a5580;
  margin-bottom: 6px;
  text-shadow: 0 4px 18px #000;
}
.title-logo {
  font-size: 52px;
  color: var(--gold);
  letter-spacing: 10px;
  margin-bottom: 8px;
  text-shadow: 0 0 30px #f5c54244, 0 6px 18px #000c;
}
.title-tagline { color: var(--text-dim); margin-bottom: 34px; letter-spacing: 2px; }

.title-menu {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 280px;
  margin: 0 auto;
}
.title-btn {
  font-family: inherit;
  font-size: 16px;
  padding: 13px;
  border-radius: 12px;
  border: 1px solid var(--border-dim);
  background: #ffffff0d;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.18s ease;
}
.title-btn:hover { background: #ffffff1e; border-color: var(--gold); transform: translateY(-2px); }
.title-btn.primary {
  background: linear-gradient(160deg, #f5c542 0%, #d9a520 100%);
  color: #2a2005;
  border-color: #f5c542;
  font-weight: bold;
}
.title-btn.primary:hover { box-shadow: 0 6px 22px #f5c54255; }
.title-meta { margin-top: 26px; color: var(--text-dim); font-size: 13px; }

.story-text { text-align: left; line-height: 2; }
.howto-body { text-align: left; }
.howto-body p { margin-bottom: 10px; line-height: 1.8; }
.howto-body b { color: var(--gold); }

/* ============ 新手引导 ============ */
#tutorial-layer {
  position: fixed;
  inset: 0;
  z-index: 600;
  background: #000000a8;
}
.tut-highlight {
  position: fixed;
  border: 2px solid var(--gold);
  border-radius: 12px;
  box-shadow: 0 0 0 9999px #000000a8, 0 0 24px #f5c54288;
  transition: all 0.35s ease;
  pointer-events: none;
}
#tutorial-layer { background: transparent; }
.tut-box {
  position: fixed;
  width: 340px;
  background: var(--bg-panel);
  border: 1px solid var(--gold);
  border-radius: 12px;
  padding: 16px 18px;
  box-shadow: 0 12px 40px #000c;
  transition: top 0.3s ease, left 0.3s ease;
}
.tut-text { font-size: 14px; line-height: 1.8; margin-bottom: 12px; }
.tut-actions { display: flex; justify-content: space-between; }
.tut-actions button {
  font-family: inherit;
  font-size: 13px;
  padding: 7px 18px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid var(--border-dim);
  background: #ffffff0d;
  color: var(--text-main);
}
.tut-next { background: var(--gold) !important; color: #2a2005 !important; font-weight: bold; border-color: var(--gold) !important; }

/* Toast */
#toast-layer {
  position: fixed;
  bottom: 90px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 8px;
  z-index: 200;
  pointer-events: none;
}
.toast {
  background: #1a1f2eee;
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  padding: 8px 18px;
  font-size: 14px;
  animation: toast-in 0.25s ease, toast-out 0.4s ease 2.2s forwards;
}

/* ============ 移动端适配 ============ */
@media (max-width: 900px) {
  :root {
    --card-gap: 4px;
    --card-w: calc((100vw - 16px - 8 * var(--card-gap)) / 9);
    --card-h: calc(var(--card-w) * 1.4);
  }
  .row-label { display: none; }

  #hud { padding: 6px 8px; flex-wrap: wrap; gap: 4px; }
  .game-logo { font-size: 14px; margin-right: 8px; }
  .hud-stats { gap: 5px; flex-wrap: wrap; }
  .hud-stat { font-size: 12px; padding: 2px 7px; border-radius: 6px; }
  #quest-bar { font-size: 11px; padding: 4px 8px; }

  /* 竖屏：牌阵沉底，贴近拇指操作区（装备条与底栏之上） */
  #middle { flex-direction: column; overflow-y: auto; }
  #board-wrap {
    flex: 1;
    padding: 8px 0 16px;
    overflow: hidden;   /* 滚动动画干净裁切 */
    align-items: flex-end;
  }
  #sidebar { order: 2; }

  /* 侧栏折叠为横条 */
  #sidebar {
    width: auto;
    border-left: none;
    border-top: 1px solid var(--border-dim);
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 8px;
    overflow: visible;
  }
  #sidebar h3 { display: none; }
  .equip-slot { min-height: 34px; padding: 4px 8px; }
  .equip-slot .slot-icon { font-size: 16px; }
  .equip-slot .slot-name { font-size: 11px; }
  .inv-grid { display: flex; gap: 4px; }
  .inv-cell { width: 34px; height: 34px; aspect-ratio: auto; font-size: 16px; }
  .buff-list { flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .buff-item { font-size: 10px; padding: 3px 6px; }

  #actions { gap: 6px; padding: 8px; }
  .action-btn { font-size: 13px; padding: 9px 6px; flex: 1; }

  .modal-box { padding: 16px 14px; max-width: 94vw; border-radius: 12px; }
  .combat-panel { min-width: 0; width: 90vw; }
  .combatant { width: 108px; }
  .combatant .fighter-emoji { font-size: 40px; }
  .combatant .fighter-power { font-size: 26px; }
  .combat-result { font-size: 26px; }
  .shop-item { width: 102px; }
  .tut-box { width: min(340px, 90vw); }

  .title-logo { font-size: 36px; letter-spacing: 6px; }
  .title-cards { font-size: 32px; letter-spacing: 8px; }
  .title-menu { width: min(280px, 80vw); }
  .card.card-class { width: 86px; height: 120px; }
  .card.card-class .card-emoji { font-size: 34px; }
  .card.card-class .card-desc { font-size: 9px; }

  /* 竖屏留白区：显示章节徽章与事件演出 */
  .stage-chapter { display: block; }
  .stage-burst { display: block; }

  /* 提示放顶部，不遮挡沉底的牌阵操作区 */
  #toast-layer {
    bottom: auto;
    top: 96px;
    flex-direction: column;
    width: 94vw;
  }
  .toast { font-size: 12px; padding: 6px 12px; }
}