/**
 * 街景寻宝 Web（game-*.html）统一视觉增强
 * 配色与手机端 / UI-UX设计方案 对齐：探索蓝 #4A90E2
 * 请在各页面内联 <style> 之后引入，并给 <html> 加 class="game-ui"
 * 登录/注册/密码页给 <body> 加 class="auth-page"
 */

html.game-ui {
  /* 与 src/config/theme.ts、docs/design/UI-UX设计方案.md 一致 */
  --g-primary: #4A90E2;
  --g-primary-light: #6BA3E8;
  --g-primary-deep: #3A7BC8;
  --g-accent: #50C878;
  --g-text: #333333;
  --g-text-muted: #666666;
  --g-border: rgba(51, 51, 51, 0.12);
  --g-surface: #ffffff;
  --g-app-bg: #F5F5F5;
  --g-gradient: linear-gradient(135deg, #4A90E2 0%, #3A7BC8 55%, #6BA3E8 100%);
  --g-primary-rgb: 74, 144, 226;
  --g-shadow-sm: 0 1px 2px rgba(51, 51, 51, 0.06);
  --g-shadow-md: 0 8px 28px rgba(51, 51, 51, 0.09);
  --g-shadow-card-hover: 0 14px 40px rgba(51, 51, 51, 0.14);
  --g-shadow-lg: 0 24px 56px rgba(51, 51, 51, 0.16);
  --g-radius: 14px;
  --g-radius-sm: 10px;
}

html.game-ui body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* 电子地图：街景覆盖蓝线叠加层（不拦截点击） */
html.game-ui .leaflet-container {
  background: #f2efe9;
}
html.game-ui .leaflet-tile {
  background: transparent !important;
}
.sv-coverage-layer,
.leaflet-tile-pane .sv-coverage-layer,
.leaflet-layer.sv-coverage-layer {
  pointer-events: none !important;
  mix-blend-mode: multiply;
  filter: saturate(1.12);
}
.sv-coverage-layer img {
  pointer-events: none !important;
}

/* 电子地图街景覆盖说明（寻宝 / 创建宝藏 / 空中遨游 / 街景漫游） */
.sv-coverage-tip {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 10px 0 14px;
  padding: 11px 14px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.16), rgba(58, 123, 200, 0.08));
  border: 1px solid rgba(74, 144, 226, 0.45);
  box-shadow: 0 0 0 1px rgba(74, 144, 226, 0.08) inset;
  color: #1e4f8c;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.01em;
}
.sv-coverage-tip::before {
  content: '';
  flex: 0 0 18px;
  width: 18px;
  height: 10px;
  margin-top: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, #4A90E2, #6BA3E8);
  box-shadow: 0 0 0 2px rgba(74, 144, 226, 0.25);
}

/* --- 主应用页：柔和背景（不影响 auth-page 的渐变） --- */
html.game-ui body:not(.auth-page) {
  background-color: var(--g-app-bg);
  background-image:
    radial-gradient(ellipse 100% 60% at 50% -15%, rgba(var(--g-primary-rgb), 0.12), transparent 55%),
    radial-gradient(ellipse 80% 50% at 100% 0%, rgba(58, 123, 200, 0.08), transparent 45%);
}

/* --- 认证页：背景层次 + 可滚动，避免表单底部被裁切 --- */
html.game-ui body.auth-page {
  background: var(--g-gradient) fixed;
  align-items: flex-start !important;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: max(16px, env(safe-area-inset-top, 0px));
  padding-bottom: max(24px, env(safe-area-inset-bottom, 0px));
}

html.game-ui body.auth-page > .container,
html.game-ui body.auth-page > .box {
  margin-top: auto;
  margin-bottom: auto;
  border-radius: calc(var(--g-radius) + 4px);
  border: 1px solid rgba(255, 255, 255, 0.35);
  box-shadow: var(--g-shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.08) inset;
}

html.game-ui body.auth-page .form-hint {
  line-height: 1.5;
  word-break: break-word;
  overflow-wrap: anywhere;
}

html.game-ui body.auth-page .logo h1,
html.game-ui body.auth-page h1 {
  color: var(--g-primary);
  letter-spacing: -0.02em;
}

html.game-ui body.auth-page .form-group input,
html.game-ui body.auth-page .fg input {
  border-radius: var(--g-radius-sm);
  border-color: rgba(51, 51, 51, 0.12);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

html.game-ui body.auth-page .form-group input:focus,
html.game-ui body.auth-page .fg input:focus {
  border-color: var(--g-primary);
  box-shadow: 0 0 0 3px rgba(var(--g-primary-rgb), 0.18);
  background: var(--g-surface);
}

html.game-ui body.auth-page .btn-primary,
html.game-ui body.auth-page .btn {
  border-radius: var(--g-radius-sm);
}

html.game-ui body.auth-page .btn-primary,
html.game-ui body.auth-page .btn:not(.btn-secondary):not(.btn-text) {
  background: var(--g-gradient);
  box-shadow: 0 8px 24px rgba(var(--g-primary-rgb), 0.35);
}

html.game-ui body.auth-page .btn-primary:hover:not(:disabled),
html.game-ui body.auth-page .btn:hover:not(:disabled):not(.btn-secondary):not(.btn-text) {
  filter: brightness(1.03);
  transform: translateY(-1px);
}

html.game-ui body.auth-page .link-row a,
html.game-ui body.auth-page .links a,
html.game-ui body.auth-page .register-link a {
  color: var(--g-primary);
}

/* --- 顶栏：玻璃质感 --- */
html.game-ui .navbar {
  background: rgba(255, 255, 255, 0.88);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--g-border);
  box-shadow: var(--g-shadow-sm);
}

html.game-ui .navbar-title,
html.game-ui .user-points {
  color: var(--g-primary);
}

html.game-ui .navbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

html.game-ui .navbar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
  width: 100%;
}

html.game-ui .navbar-menu {
  display: grid;
  /* 电脑端：12 项同一行 */
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
  grid-auto-flow: row;
}

html.game-ui .navbar-menu-grid,
html.game-ui .navbar-menu-cta {
  display: contents;
}

html.game-ui .navbar--home .btn-nav-item,
html.game-ui .navbar--home .btn-leaderboard,
html.game-ui .navbar--home .btn-create-treasure,
html.game-ui .navbar--home .btn-logout {
  min-height: 34px;
  padding: 7px 4px;
  font-size: 12px;
  white-space: nowrap;
}

html.game-ui .btn-nav-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-width: 0;
  text-align: center;
  text-decoration: none;
  box-sizing: border-box;
}

/* 首页顶栏 fixed：高度由 --home-nav-height 动态预留，避免挡住「今日焦点」 */
html.game-ui body.game-home {
  padding-top: var(--home-nav-height, 120px);
}

/* 白底顶栏：语言按钮用探索蓝 */
html.game-ui .navbar .lang-toggle-btn {
  color: var(--g-primary);
  border-color: rgba(var(--g-primary-rgb), 0.35);
  background: rgba(var(--g-primary-rgb), 0.08);
  flex-shrink: 0;
  min-width: 34px;
  min-height: 28px;
  padding: 4px 10px;
  font-size: 12px;
}

html.game-ui .btn-create-treasure,
html.game-ui .btn-nav-primary,
html.game-ui .btn-primary {
  background: var(--g-gradient);
  border: none;
  border-radius: var(--g-radius-sm);
  box-shadow: 0 4px 14px rgba(var(--g-primary-rgb), 0.28);
  transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.15s ease;
}

html.game-ui .btn-create-treasure:hover,
html.game-ui .btn-nav-primary:hover,
html.game-ui .btn-primary:hover {
  filter: brightness(1.03);
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(var(--g-primary-rgb), 0.32);
}

html.game-ui .btn-logout,
html.game-ui .btn-back,
html.game-ui .btn-secondary {
  border-radius: var(--g-radius-sm);
  background: rgba(51, 51, 51, 0.05);
  border: 1px solid var(--g-border);
  color: var(--g-text-muted);
  transition: background 0.15s ease, border-color 0.15s ease;
}

html.game-ui .btn-logout:hover,
html.game-ui .btn-back:hover {
  background: rgba(51, 51, 51, 0.08);
  border-color: rgba(51, 51, 51, 0.14);
}

html.game-ui .user-avatar {
  background: var(--g-gradient);
  box-shadow: 0 2px 8px rgba(var(--g-primary-rgb), 0.35);
}

/* --- 卡片 / 面板 --- */
html.game-ui .search-section,
html.game-ui .panel,
html.game-ui .location-card,
html.game-ui .game-progress,
html.game-ui .treasure-card,
html.game-ui .card {
  border-radius: var(--g-radius);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: var(--g-shadow-md);
  background: var(--g-surface);
}

html.game-ui .treasure-card:hover {
  box-shadow: var(--g-shadow-card-hover);
}

html.game-ui .filter-chip,
html.game-ui .list-mode-btn {
  border-radius: 999px;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

html.game-ui .filter-chip.active,
html.game-ui .list-mode-btn.active,
html.game-ui .tab-btn.active,
html.game-ui .subtab.active,
html.game-ui .map-layer-btn.active {
  background: var(--g-gradient);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 14px rgba(var(--g-primary-rgb), 0.3);
}

html.game-ui .filter-chip:not(.active):hover,
html.game-ui .list-mode-btn:not(.active):hover,
html.game-ui .tab-btn:not(.active):hover {
  border-color: rgba(var(--g-primary-rgb), 0.35);
  background: rgba(var(--g-primary-rgb), 0.06);
}

html.game-ui .search-input,
html.game-ui .place-search-input,
html.game-ui input[type="text"],
html.game-ui input[type="email"],
html.game-ui input[type="password"],
html.game-ui input[type="number"],
html.game-ui textarea,
html.game-ui select {
  border-radius: var(--g-radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

html.game-ui .search-input:focus,
html.game-ui .place-search-input:focus,
html.game-ui input:focus,
html.game-ui textarea:focus,
html.game-ui select:focus {
  border-color: var(--g-primary);
  box-shadow: 0 0 0 3px rgba(var(--g-primary-rgb), 0.15);
  outline: none;
}

/* 导航 Tab（社交页等） */
html.game-ui .tab-btn {
  border-radius: var(--g-radius-sm);
}

html.game-ui .tab-btn.active {
  color: #fff;
}

/* 地图页图层切换条 */
html.game-ui .map-layer-toggle {
  border-radius: var(--g-radius-sm);
  overflow: hidden;
  border: 1px solid var(--g-border);
  box-shadow: var(--g-shadow-md);
}

/* 次要按钮统一圆角 */
html.game-ui .btn-nav-muted {
  border-radius: var(--g-radius-sm);
  border: 1px solid var(--g-border);
  background: rgba(var(--g-primary-rgb), 0.08);
  color: var(--g-primary);
}

html.game-ui .btn-nav-muted:hover {
  background: rgba(var(--g-primary-rgb), 0.14);
}

html.game-ui .btn-nav-ghost {
  border-radius: var(--g-radius-sm);
  border-color: var(--g-border);
}

html.game-ui .btn-leaderboard {
  border-radius: var(--g-radius-sm);
  border: 1px solid rgba(var(--g-primary-rgb), 0.35);
  background: rgba(var(--g-primary-rgb), 0.1);
  color: var(--g-primary);
  transition: background 0.15s ease, border-color 0.15s ease;
}

html.game-ui .btn-leaderboard:hover {
  background: rgba(var(--g-primary-rgb), 0.18);
  border-color: rgba(var(--g-primary-rgb), 0.45);
}

html.game-ui .footer-links a {
  color: var(--g-primary);
}

/* ========== 移动端：防横向滚动、刘海与底部安全区 ========== */
@media (max-width: 768px) {
  html.game-ui {
    overflow-x: hidden;
  }

  html.game-ui body {
    overflow-x: hidden;
  }

  /* 顶栏内边距随安全区伸缩（各页导航共用 .navbar） */
  html.game-ui .navbar {
    padding-top: max(6px, env(safe-area-inset-top, 0px));
    padding-right: max(10px, env(safe-area-inset-right, 0px));
    padding-bottom: 8px;
    padding-left: max(10px, env(safe-area-inset-left, 0px));
  }

  html.game-ui .navbar-content {
    gap: 6px;
  }

  html.game-ui .navbar--home .navbar-menu {
    /* 手机：6 列 → 两行（6 + 6） */
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 5px;
  }

  html.game-ui .navbar--home .btn-nav-item,
  html.game-ui .navbar--home .btn-leaderboard,
  html.game-ui .navbar--home .btn-create-treasure,
  html.game-ui .navbar--home .btn-logout {
    width: 100%;
    min-height: 32px;
    padding: 6px 4px;
    font-size: 12px;
    line-height: 1.2;
    touch-action: manipulation;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-radius: 8px;
  }

  html.game-ui .navbar--home .nav-msg-link {
    overflow: visible;
  }

  /* 英文长文案：略缩小字号，避免撑高按钮 */
  html.game-ui[data-locale='en-US'] .navbar--home .btn-nav-item,
  html.game-ui[data-locale='en-US'] .navbar--home .btn-leaderboard,
  html.game-ui[data-locale='en-US'] .navbar--home .btn-create-treasure,
  html.game-ui[data-locale='en-US'] .navbar--home .btn-logout {
    font-size: 11px;
    letter-spacing: -0.02em;
  }

  html.game-ui .container {
    padding-left: max(12px, env(safe-area-inset-left, 0px));
    padding-right: max(12px, env(safe-area-inset-right, 0px));
    padding-bottom: max(20px, env(safe-area-inset-bottom, 0px));
  }

  /* 非认证页：为固定顶栏预留高度 + 刘海 */
  html.game-ui body:not(.auth-page):not(.game-home) {
    padding-top: calc(56px + env(safe-area-inset-top, 0px));
  }

  html.game-ui body.game-home {
    padding-top: var(--home-nav-height, 120px);
  }

  html.game-ui .btn-back,
  html.game-ui .btn-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding-left: 14px;
    padding-right: 14px;
    line-height: 1.2;
    white-space: nowrap;
    touch-action: manipulation;
  }

  /* 首页顶栏内的退出按钮保持紧凑，不被上方通用规则拉高 */
  html.game-ui .navbar--home .btn-logout {
    min-height: 32px;
    padding-left: 4px;
    padding-right: 4px;
  }

  /* Leaflet：移动端放大缩放按钮、版权信息不挡视野；缩放下角避开刘海安全区 */
  html.game-ui .leaflet-container .leaflet-bottom.leaflet-right {
    margin-bottom: max(6px, env(safe-area-inset-bottom, 0px));
    margin-right: max(6px, env(safe-area-inset-right, 0px));
  }

  html.game-ui .leaflet-container .leaflet-control-zoom a {
    width: 38px;
    height: 38px;
    line-height: 38px;
    font-size: 18px;
  }

  html.game-ui .leaflet-container .leaflet-control-zoom {
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.14);
  }

  html.game-ui .map-layer-toggle {
    background: rgba(255, 255, 255, 0.94);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
  }
}

/* ========== 语言切换按钮 ========== */
html.game-ui .lang-toggle-btn,
.lang-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 36px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

html.game-ui .lang-toggle-btn:hover,
.lang-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

.lang-toggle-btn--float {
  position: fixed;
  top: max(12px, env(safe-area-inset-top, 0px));
  right: max(12px, env(safe-area-inset-right, 0px));
  z-index: 10050;
  color: #4A90E2;
  border-color: #4A90E2;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 16px rgba(51, 51, 51, 0.12);
}

body.auth-page .lang-toggle-btn--float {
  color: #4A90E2;
  border-color: rgba(74, 144, 226, 0.45);
}

/* 街景封面灯箱（全屏查看 + 缩放） */
.streetview-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10040;
  background: rgba(0, 0, 0, 0.92);
  flex-direction: column;
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
  box-sizing: border-box;
  touch-action: none;
}
.streetview-lightbox.active {
  display: flex;
}
.streetview-lightbox-stage {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  cursor: zoom-in;
  padding: 56px 16px 72px;
  box-sizing: border-box;
}
.streetview-lightbox.is-zoomed .streetview-lightbox-stage {
  cursor: grab;
}
.streetview-lightbox.is-zoomed .streetview-lightbox-stage:active {
  cursor: grabbing;
}
.streetview-lightbox-stage img,
.streetview-lightbox img#streetviewLightboxImg {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  transform-origin: center center;
  transition: none;
  will-change: transform;
}
.streetview-lightbox-close {
  position: absolute;
  top: max(12px, env(safe-area-inset-top, 0px));
  right: max(12px, env(safe-area-inset-right, 0px));
  z-index: 2;
  width: 40px;
  height: 40px;
  border: none;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  border-radius: 50%;
}
.streetview-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.35);
}
.streetview-lightbox-toolbar {
  position: absolute;
  left: 50%;
  bottom: max(16px, env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
}
.streetview-lightbox-zoom-btn {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 20px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
}
.streetview-lightbox-zoom-btn:hover {
  background: rgba(255, 255, 255, 0.35);
}
.streetview-lightbox-hint {
  position: absolute;
  left: 50%;
  top: max(18px, env(safe-area-inset-top, 0px));
  transform: translateX(-50%);
  z-index: 1;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  pointer-events: none;
  white-space: nowrap;
  max-width: calc(100% - 100px);
  overflow: hidden;
  text-overflow: ellipsis;
}
@media (max-width: 480px) {
  .streetview-lightbox-hint {
    font-size: 11px;
  }
}
