/* ============================================================
   智慧岛大冒险 · 全局样式（糖果贴纸卡通风）
   设计令牌集中在 :root，所有界面与玩法引擎均引用这些变量
   ============================================================ */
:root {
  --kig-bg: #FFF7E8;
  --kig-card: #FFFFFF;
  --kig-ink: #3B2E2A;
  --kig-sub: #8A7A72;
  --kig-primary: #FF8A3D;
  --kig-primary-deep: #F26B1D;
  --kig-gold: #FFC93C;
  --kig-blue: #4EA8FF;
  --kig-green: #58C96B;
  --kig-red: #FF6B6B;
  --kig-purple: #9B7BFF;
  --kig-chinese: #FF6B81;
  --kig-math: #4EA8FF;
  --kig-english: #58C96B;
  --kig-radius: 20px;
  --kig-radius-sm: 14px;
  --kig-border: 3px solid rgba(59, 46, 42, .08);
  --kig-shadow: 0 6px 0 rgba(59, 46, 42, .10), 0 10px 24px rgba(59, 46, 42, .08);
  --kig-font: 'ZCOOL KuaiLe', 'Yuanti SC', 'YouYuan', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --kig-bounce: cubic-bezier(.34, 1.56, .64, 1);
}

/* ---------- 基础重置 ---------- */
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--kig-font);
  color: var(--kig-ink);
  background: #F0E2C8;
  -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }
h1, h2, h3, p { margin: 0; }

/* ---------- 应用壳 ---------- */
#app {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
  height: 100dvh;
  overflow: hidden;
  background: var(--kig-bg);
  box-shadow: 0 0 40px rgba(59, 46, 42, .18);
}

/* Phaser 宿主层：仅地图屏激活时显示 */
#game-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: none;
}
#app.map-active #game-layer { display: block; }
.game-fallback {
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--kig-sub);
  font-size: 15px;
  padding: 24px;
  text-align: center;
}

#ui-layer {
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* ---------- 屏幕切换 ---------- */
.screen {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  background: var(--kig-bg);
  padding-top: env(safe-area-inset-top);
}
.screen.active { display: flex; }

/* 地图屏：背景透明让 canvas 透出，仅顶栏可交互 */
.screen[data-screen="map"] {
  background: transparent;
  pointer-events: none;
}
.screen[data-screen="map"] .map-topbar,
.screen[data-screen="map"] .map-hint { pointer-events: auto; }

/* ---------- 通用卡片 / 按钮 / 输入框 ---------- */
.kig-card {
  background: var(--kig-card);
  border: var(--kig-border);
  border-radius: var(--kig-radius);
  box-shadow: var(--kig-shadow);
}

.btn {
  min-height: 52px;
  padding: 0 22px;
  border: none;
  border-radius: 999px;
  font-size: 18px;
  font-weight: bold;
  color: #fff;
  background: var(--kig-primary);
  box-shadow: 0 5px 0 var(--kig-primary-deep);
  transition: transform .12s var(--kig-bounce), box-shadow .12s;
}
.btn:active { transform: scale(.96); box-shadow: 0 2px 0 var(--kig-primary-deep); }
.btn-primary { background: var(--kig-primary); box-shadow: 0 5px 0 var(--kig-primary-deep); }
.btn-danger { background: var(--kig-red); box-shadow: 0 5px 0 #D94F4F; }
.btn-danger:active { box-shadow: 0 2px 0 #D94F4F; }
.btn-ghost {
  background: #FFFDF8;
  color: var(--kig-sub);
  box-shadow: 0 5px 0 rgba(59, 46, 42, .12);
  border: 2px solid rgba(59, 46, 42, .14);
}
.btn-ghost:active { box-shadow: 0 2px 0 rgba(59, 46, 42, .12); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .55; pointer-events: none; }

.icon-btn {
  width: 48px; height: 48px;
  border: none; border-radius: 50%;
  background: var(--kig-bg);
  color: var(--kig-sub);
  font-size: 15px;
  display: grid; place-items: center;
}

.kig-input {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  font-size: 17px;
  color: var(--kig-ink);
  background: #FFFDF8;
  border: 3px solid rgba(59, 46, 42, .15);
  border-radius: var(--kig-radius-sm);
  outline: none;
  transition: border-color .15s;
}
.kig-input:focus { border-color: var(--kig-primary); }
.kig-input::placeholder { color: #C4B6AE; }

/* ============================================================
   登录屏
   ============================================================ */
.login-wrap {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 30px 20px calc(24px + env(safe-area-inset-bottom));
}
.login-logo { text-align: center; }
.login-logo-emoji {
  font-size: 66px;
  line-height: 1;
  filter: drop-shadow(0 6px 0 rgba(59, 46, 42, .12));
  animation: kig-float 3s ease-in-out infinite;
}
.login-title {
  margin-top: 8px;
  font-size: 34px;
  letter-spacing: 3px;
  text-shadow: 0 3px 0 rgba(59, 46, 42, .10);
}
.login-sub { margin-top: 6px; color: var(--kig-sub); font-size: 14px; }
.login-card { padding: 18px 16px; }
.login-h2 { font-size: 19px; margin-bottom: 12px; }
.login-input-row { margin-bottom: 12px; }
.login-players { display: flex; flex-direction: column; gap: 10px; }
.login-players-empty {
  text-align: center;
  color: var(--kig-sub);
  font-size: 14px;
  padding: 14px 0;
}
.player-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: #FFFDF8;
  border: 2.5px dashed rgba(59, 46, 42, .16);
  border-radius: var(--kig-radius-sm);
  transition: transform .12s var(--kig-bounce);
}
.player-item:active { transform: scale(.96); }
.player-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 24px;
  background: var(--kig-gold);
  box-shadow: 0 3px 0 rgba(59, 46, 42, .12);
}
.player-name { flex: 1; text-align: left; font-size: 17px; }
.player-stars { color: #E8A200; font-weight: bold; font-size: 15px; }

/* ============================================================
   首页
   ============================================================ */
.home-scroll {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 14px 16px 18px;
}
.home-hud {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
}
.hud-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 26px;
  background: var(--kig-gold);
  box-shadow: 0 3px 0 rgba(59, 46, 42, .14);
  flex-shrink: 0;
}
.hud-user { flex: 1; min-width: 0; }
.hud-name {
  font-size: 18px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.hud-title {
  display: inline-block;
  margin-top: 2px;
  font-size: 12px;
  font-style: normal;
  color: #fff;
  background: var(--kig-purple);
  padding: 2px 10px;
  border-radius: 999px;
}
.hud-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 10px;
  font-size: 14px;
  font-weight: bold;
  color: var(--kig-ink);
  background: #FFF3D6;
  border: 2px solid rgba(232, 162, 0, .28);
  border-radius: 999px;
  white-space: nowrap;
}

/* 主视觉横幅：纯 emoji + SVG 波浪，不用外部图片 */
.home-banner {
  position: relative;
  border: var(--kig-border);
  border-radius: var(--kig-radius);
  box-shadow: var(--kig-shadow);
  background: linear-gradient(180deg, #8ED8FF 0%, #C9EEFF 62%, #B4EC9C 62%);
  overflow: hidden;
  padding-top: 16px;
}
.banner-text {
  position: absolute;
  top: 14px; left: 0; right: 0;
  text-align: center;
  font-size: 16px;
  font-weight: bold;
  color: #175E86;
  text-shadow: 0 2px 0 rgba(255, 255, 255, .6);
}
.banner-emoji {
  text-align: center;
  font-size: 56px;
  letter-spacing: 8px;
  padding: 14px 0 4px;
  animation: kig-float 3.4s ease-in-out infinite;
}
.banner-wave { display: block; width: 100%; margin-top: -4px; }

/* 岛屿入口大卡片 */
.island-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border-radius: var(--kig-radius);
  border: 3px solid rgba(255, 255, 255, .55);
  box-shadow: var(--kig-shadow);
  color: #fff;
  text-align: left;
  width: 100%;
  transition: transform .14s var(--kig-bounce);
}
.island-card:active { transform: scale(.96); }
.island-card.island-chinese { background: linear-gradient(135deg, #FF8FA0, #FF6B81); }
.island-card.island-math { background: linear-gradient(135deg, #6FBAFF, #4EA8FF); }
.island-card.island-english { background: linear-gradient(135deg, #74D885, #58C96B); }
.island-icon {
  width: 62px; height: 62px;
  display: grid; place-items: center;
  font-size: 34px;
  background: rgba(255, 255, 255, .28);
  border-radius: 18px;
  flex-shrink: 0;
}
.island-info { flex: 1; min-width: 0; }
.island-name { font-size: 22px; text-shadow: 0 2px 0 rgba(59, 46, 42, .18); }
.island-progress { margin-top: 4px; font-size: 14px; opacity: .95; }
.island-go {
  font-size: 22px;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: rgba(255, 255, 255, .3);
  border-radius: 50%;
  flex-shrink: 0;
}

/* 底部固定操作条 */
.bottom-bar {
  display: flex;
  gap: 8px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: var(--kig-card);
  border-top: var(--kig-border);
}
.bottom-bar button {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 4px 0;
  background: none;
  border: none;
  font-size: 12px;
  font-weight: bold;
  color: var(--kig-sub);
  transition: transform .12s var(--kig-bounce);
}
.bottom-bar button:active { transform: scale(.92); }
.bottom-bar .bar-emoji { font-size: 24px; line-height: 1; }

/* ============================================================
   地图屏（DOM 顶栏部分，canvas 见 map-scene.js）
   ============================================================ */
.map-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 10px 12px 0;
  padding: 8px 10px;
  background: rgba(255, 255, 255, .94);
  border: var(--kig-border);
  border-radius: 999px;
  box-shadow: var(--kig-shadow);
}
.chip-btn {
  min-height: 48px;
  padding: 8px 12px;
  font-size: 14px;
  font-weight: bold;
  color: var(--kig-ink);
  background: var(--kig-bg);
  border: 2px solid rgba(59, 46, 42, .12);
  border-radius: 999px;
  transition: transform .12s var(--kig-bounce);
}
.chip-btn:active { transform: scale(.94); }
.map-island-name {
  flex: 1;
  min-width: 0;
  text-align: center;
  font-size: 17px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.map-hud { display: flex; align-items: center; gap: 6px; }
.map-hud .hud-chip { padding: 6px 8px; font-size: 13px; }
.map-hint {
  width: max-content;
  max-width: 90%;
  margin: 10px auto 0;
  padding: 6px 16px;
  font-size: 13px;
  color: #fff;
  background: rgba(59, 46, 42, .72);
  border-radius: 999px;
  pointer-events: none;
}

/* ============================================================
   全局弹窗 / toast / loading
   ============================================================ */
.kig-mask {
  position: absolute;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(59, 46, 42, .45);
}
.kig-mask[hidden] { display: none; }
.kig-modal {
  width: 100%;
  max-width: 340px;
  padding: 20px;
  background: var(--kig-card);
  border: var(--kig-border);
  border-radius: var(--kig-radius);
  box-shadow: var(--kig-shadow);
  animation: kig-pop .28s var(--kig-bounce);
}
.kig-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.kig-modal-head .kig-modal-title { margin-bottom: 0; }
.kig-modal-title { font-size: 20px; margin-bottom: 8px; }
.kig-modal-text {
  margin-bottom: 16px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--kig-sub);
}
.kig-modal-body { max-height: 60dvh; overflow-y: auto; }
.kig-confirm-btns { display: flex; gap: 12px; }
.kig-confirm-btns .btn { flex: 1; min-height: 48px; font-size: 17px; }

/* toast */
#kig-toast-wrap {
  position: absolute;
  top: calc(14px + env(safe-area-inset-top));
  left: 0; right: 0;
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
.kig-toast {
  max-width: 86%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 15px;
  color: #fff;
  background: rgba(59, 46, 42, .9);
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(59, 46, 42, .25);
  animation: kig-toast-in .3s var(--kig-bounce);
}
.kig-toast-success { background: rgba(64, 168, 92, .94); }
.kig-toast-error { background: rgba(224, 92, 92, .94); }
.kig-toast.out {
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity .3s, transform .3s;
}

/* 顶部全局 loading */
#kig-loading {
  position: absolute;
  top: calc(12px + env(safe-area-inset-top));
  left: 50%;
  transform: translateX(-50%);
  z-index: 70;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  font-size: 14px;
  color: #fff;
  background: rgba(59, 46, 42, .85);
  border-radius: 999px;
}
#kig-loading[hidden] { display: none; }
.kig-loading-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--kig-gold);
  animation: kig-blink .9s ease-in-out infinite;
}

/* ---------- 动画 ---------- */
@keyframes kig-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes kig-pop {
  from { transform: scale(.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
@keyframes kig-toast-in {
  from { transform: translateY(-16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
@keyframes kig-blink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(.7); }
}

/* 隐藏滚动条（保持可滚动） */
.home-scroll::-webkit-scrollbar,
.login-wrap::-webkit-scrollbar,
.kig-modal-body::-webkit-scrollbar { display: none; }

/* ---------- 减弱动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}