/* 点亮中国 · 样式（新中式极简 + 微光质感） */

:root {
  --bg0: #080c16;
  --bg1: #0e1626;
  --prov-fill: rgba(255, 255, 255, 0.032);
  --prov-stroke: rgba(148, 163, 184, 0.40);
  --prov-hover-fill: rgba(255, 215, 140, 0.08);
  --prov-hover-stroke: rgba(255, 224, 160, 0.78);
  --lit-stroke: #FFE4B5;
  --glow: rgba(255, 145, 50, 0.52);
  --text: #f1f5f9;
  --text-dim: #94a3b8;
  --capsule-bg: rgba(12, 18, 32, 0.78);
  --capsule-border: rgba(255, 215, 140, 0.16);
  --inset-border: rgba(148, 163, 184, 0.38);
  --dash-line: #94a3b8;
  --tooltip-bg: rgba(10, 15, 28, 0.94);
  --danger-text: #1a1005;
}

* {
  -webkit-tap-highlight-color: transparent;
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  background: radial-gradient(120% 90% at 50% 10%, var(--bg1) 0%, var(--bg0) 70%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  transition: background .4s cubic-bezier(0.16, 1, 0.3, 1), color .4s cubic-bezier(0.16, 1, 0.3, 1);
  overscroll-behavior: none;
}

/* 细腻星尘背景 */
.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .55;
}

/* 粒子特效层（覆盖于地图之上，低于 popover / toast / tooltip） */
#fx {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 20;
}

#map-wrap {
  position: fixed;
  inset: 0;
  touch-action: manipulation;
  z-index: 1;
}

#map {
  width: 100%;
  height: 100%;
  display: block;
}

/* 省份三态与微光 */
.prov {
  cursor: pointer;
  outline: none;
}

.prov .pvis {
  fill: var(--prov-fill);
  stroke: var(--prov-stroke);
  stroke-width: 1;
  transition: fill .24s cubic-bezier(0.16, 1, 0.3, 1),
              stroke .24s cubic-bezier(0.16, 1, 0.3, 1),
              filter .24s cubic-bezier(0.16, 1, 0.3, 1);
}

.prov:hover .pvis {
  fill: var(--prov-hover-fill);
  stroke: var(--prov-hover-stroke);
}

.prov.lit .pvis {
  fill: url(#litGrad);
  stroke: var(--lit-stroke);
  stroke-width: 1.4;
  filter: drop-shadow(0 0 10px var(--glow)) drop-shadow(0 0 2px var(--lit-stroke));
}

.prov.lit:hover .pvis {
  filter: drop-shadow(0 0 16px var(--glow)) drop-shadow(0 0 3px var(--lit-stroke));
}

.prov .hit {
  pointer-events: all;
  cursor: pointer;
}

/* 键盘焦点指示（:focus-visible 保证纯键盘操作可见，鼠标点击不产生黑框） */
.prov:focus-visible {
  outline: none;
}

.prov:focus-visible .pvis {
  stroke: var(--lit-stroke) !important;
  stroke-width: 2.2 !important;
  filter: drop-shadow(0 0 12px var(--glow));
}

/* 省份图层与下钻状态 */
.prov-layer {
  transition: opacity .6s cubic-bezier(0.16, 1, 0.3, 1);
}

.prov-layer.drilled .prov {
  opacity: 0.2;
  pointer-events: none;
  transition: opacity .6s cubic-bezier(0.16, 1, 0.3, 1);
}

.prov-layer.drilled .prov.active-drilled {
  opacity: 0;
  pointer-events: none;
}

/* 城市图层与交互 */
.city-layer {
  opacity: 0;
  transition: opacity .5s cubic-bezier(0.16, 1, 0.3, 1);
}

.city-layer.show {
  opacity: 1;
}

.city {
  cursor: pointer;
  outline: none;
}

.city .cvis {
  fill: var(--prov-fill);
  stroke: var(--prov-stroke);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  transition: fill .24s cubic-bezier(0.16, 1, 0.3, 1),
              stroke .24s cubic-bezier(0.16, 1, 0.3, 1),
              filter .24s cubic-bezier(0.16, 1, 0.3, 1);
}

.city:hover .cvis {
  fill: var(--prov-hover-fill);
  stroke: var(--prov-hover-stroke);
}

.city.lit .cvis {
  fill: url(#litGrad);
  stroke: var(--lit-stroke);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
  filter: drop-shadow(0 0 10px var(--glow)) drop-shadow(0 0 2px var(--lit-stroke));
}

.city.lit:hover .cvis {
  filter: drop-shadow(0 0 16px var(--glow)) drop-shadow(0 0 3px var(--lit-stroke));
}

.city:focus-visible {
  outline: none;
}

.city:focus-visible .cvis {
  stroke: var(--lit-stroke) !important;
  stroke-width: 2.2 !important;
  vector-effect: non-scaling-stroke;
  filter: drop-shadow(0 0 12px var(--glow));
}

.theme-btn:focus-visible {
  outline: 2px solid var(--lit-stroke);
  outline-offset: 3px;
}

#popover button:focus-visible {
  outline: 2px solid var(--lit-stroke);
  outline-offset: 2px;
}

/* 点亮爆发光环 */
.burst-ring {
  fill: none;
  stroke: var(--lit-stroke);
  stroke-width: 2.4;
  animation: burst .55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: none;
}

@keyframes burst {
  from { opacity: .9; r: 8; }
  to { opacity: 0; r: 52; }
}

@supports not (r: 10px) {
  .burst-ring { animation-name: burst-scale; }
  @keyframes burst-scale {
    from { opacity: .9; transform: scale(.3); }
    to { opacity: 0; transform: scale(2.2); }
  }
  .burst-ring { transform-box: fill-box; transform-origin: center; }
}

/* 顶部标题（新中式典雅宋体风格） */
.brand {
  position: fixed;
  top: max(22px, calc(14px + env(safe-area-inset-top)));
  left: max(26px, calc(16px + env(safe-area-inset-left)));
  z-index: 10;
  pointer-events: none;
  user-select: none;
}

.brand h1 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: .16em;
  font-family: "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;
  text-shadow: 0 2px 12px rgba(0,0,0,.25);
}

.brand p {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: .12em;
}

/* 面包屑（半透毛玻璃常驻导航） */
.breadcrumb {
  position: fixed;
  top: max(84px, calc(72px + env(safe-area-inset-top)));
  left: max(26px, calc(16px + env(safe-area-inset-left)));
  z-index: 15;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--capsule-bg);
  border: 1px solid var(--capsule-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 16px -2px rgba(0,0,0,.22), 0 8px 24px -4px rgba(0,0,0,.15);
  font-size: 13px;
  color: var(--text);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity .35s cubic-bezier(0.16, 1, 0.3, 1),
              transform .35s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.breadcrumb.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.bc-link {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
  transition: color .2s ease, background .2s ease;
}

.bc-link:hover {
  color: var(--lit-stroke);
  background: rgba(255, 255, 255, 0.08);
}

.bc-link:focus-visible {
  outline: 2px solid var(--lit-stroke);
  outline-offset: 2px;
}

.bc-sep {
  color: var(--text-dim);
  opacity: 0.5;
  font-size: 11px;
}

.bc-current {
  color: var(--text);
  font-weight: 600;
  padding: 2px 4px;
  letter-spacing: .02em;
}

.bc-count {
  color: var(--text-dim);
  font-size: 12px;
  font-weight: normal;
  margin-left: 2px;
}

.bc-count b {
  color: var(--lit-stroke);
}

/* 进度胶囊（双重弥散投影与平滑伸缩） */
.progress-capsule {
  position: fixed;
  top: max(20px, calc(12px + env(safe-area-inset-top)));
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--capsule-bg);
  border: 1px solid var(--capsule-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 16px -2px rgba(0,0,0,.22), 0 12px 32px -4px rgba(0,0,0,.18);
  user-select: none;
  white-space: nowrap;
}

.progress-capsule .count {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: .04em;
  font-variant-numeric: tabular-nums;
}

.progress-capsule .count b {
  color: var(--lit-stroke);
  font-size: 18.5px;
}

.progress-capsule .bar {
  width: 110px;
  height: 5px;
  border-radius: 3px;
  background: rgba(148, 163, 184, 0.22);
  overflow: hidden;
}

.progress-capsule .bar i {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--lit-stroke), var(--glow));
  border-radius: 3px;
  transition: width .5s cubic-bezier(0.16, 1, 0.3, 1);
}

.progress-capsule .pct {
  font-size: 12.5px;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
  min-width: 44px;
}

.capsule-title-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .04em;
  background: rgba(255, 215, 140, 0.14);
  color: var(--lit-stroke);
  border: 1px solid var(--capsule-border);
  box-shadow: 0 0 8px var(--glow);
  white-space: nowrap;
}

/* 主题切换按钮 */
.theme-btn {
  position: fixed;
  top: max(20px, calc(12px + env(safe-area-inset-top)));
  right: max(22px, calc(16px + env(safe-area-inset-right)));
  z-index: 10;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--capsule-bg);
  border: 1px solid var(--capsule-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px -2px rgba(0,0,0,.22);
  transition: transform .2s cubic-bezier(0.16, 1, 0.3, 1), background .2s ease;
}

.theme-btn:hover {
  transform: scale(1.08);
}

.theme-btn svg {
  width: 20px;
  height: 20px;
}

/* 静音开关按钮（与主题按钮并排） */
#sound-btn {
  right: calc(max(22px, calc(16px + env(safe-area-inset-right))) + 50px);
}

#sound-btn #icon-vol {
  filter: drop-shadow(0 0 6px rgba(255, 184, 77, 0.8));
  color: var(--lit-stroke);
}

#sound-btn.muted #icon-mute,
#sound-btn #icon-mute {
  color: var(--text-dim);
  opacity: 0.55;
}

/* 成就陈列室入口按钮（与主题/音效按钮同排、同风格） */
#achieve-btn {
  right: calc(max(22px, calc(16px + env(safe-area-inset-right))) + 100px);
  width: auto;
  min-width: 42px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
}

#achieve-btn .achieve-btn-content {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* 底部交互提示 */
.hint {
  position: fixed;
  bottom: max(20px, calc(14px + env(safe-area-inset-bottom)));
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: .14em;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  text-shadow: 0 1px 8px rgba(0,0,0,.45);
}

/* 南海诸岛插图（独立画幅） */
#inset-wrap {
  position: fixed;
  right: max(18px, calc(14px + env(safe-area-inset-right)));
  bottom: max(52px, calc(36px + env(safe-area-inset-bottom)));
  z-index: 5;
  width: 132px;
  height: 172px;
  pointer-events: none;
  user-select: none;
  border: 1px solid var(--inset-border);
  border-radius: 6px;
  background: color-mix(in srgb, var(--capsule-bg) 60%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px -4px rgba(0,0,0,.22);
  transition: opacity .5s cubic-bezier(0.16, 1, 0.3, 1),
              transform .5s cubic-bezier(0.16, 1, 0.3, 1);
}

#inset-wrap.hide {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.92);
}

#inset {
  width: 100%;
  height: 100%;
  display: block;
}

.inset-label {
  fill: var(--text-dim);
  font-size: 11px;
  letter-spacing: .22em;
}

/* 悬浮 tooltip */
#tooltip {
  position: fixed;
  z-index: 30;
  pointer-events: none;
  padding: 8px 14px;
  border-radius: 12px;
  background: var(--tooltip-bg);
  border: 1px solid var(--capsule-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-size: 13.5px;
  letter-spacing: .06em;
  white-space: nowrap;
  box-shadow: 0 8px 24px -4px rgba(0,0,0,.28);
  opacity: 0;
  transform: translate(-50%, -135%) scale(.95);
  transition: opacity .18s cubic-bezier(0.16, 1, 0.3, 1),
              transform .22s cubic-bezier(0.16, 1, 0.3, 1);
}

#tooltip.show {
  opacity: 1;
  transform: translate(-50%, -135%) scale(1);
}

#tooltip .dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
  background: var(--text-dim);
  transition: background .2s ease, box-shadow .2s ease;
}

#tooltip.lit .dot {
  background: var(--lit-stroke);
  box-shadow: 0 0 8px var(--glow);
}

#tooltip .st {
  color: var(--text-dim);
  font-size: 11.5px;
  margin-left: 6px;
}

#tooltip .sub {
  color: var(--text-dim);
  font-size: 11px;
  margin-left: 6px;
  opacity: 0.85;
}

/* 熄灭确认气泡 */
#popover {
  position: fixed;
  z-index: 40;
  transform: translate(-50%, -115%) scale(.96);
  background: var(--tooltip-bg);
  border: 1px solid var(--capsule-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 14px;
  padding: 14px 18px;
  text-align: center;
  box-shadow: 0 16px 36px -6px rgba(0,0,0,.38);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s cubic-bezier(0.16, 1, 0.3, 1),
              transform .24s cubic-bezier(0.16, 1, 0.3, 1);
  min-width: 176px;
}

#popover.show {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -115%) scale(1);
}

#popover .q {
  font-size: 14px;
  margin-bottom: 12px;
  letter-spacing: .04em;
}

#popover .q b {
  color: var(--lit-stroke);
  font-weight: 600;
}

#popover .row {
  display: flex;
  gap: 10px;
  justify-content: center;
  position: relative;
  z-index: 2;
  pointer-events: auto;
}

#popover button {
  border: 1px solid var(--capsule-border);
  border-radius: 9px;
  padding: 7px 16px;
  font-size: 13px;
  cursor: pointer;
  background: transparent;
  color: var(--text);
  letter-spacing: .06em;
  position: relative;
  z-index: 2;
  pointer-events: auto;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}

#popover button:hover {
  background: var(--capsule-bg);
  transform: translateY(-1px);
}

#popover button#popover-drill {
  border-color: var(--capsule-border);
  color: var(--lit-stroke);
  font-weight: 500;
}

#popover button#popover-drill:hover {
  background: var(--capsule-bg);
  border-color: var(--lit-stroke);
}

#popover button.danger {
  background: linear-gradient(135deg, var(--lit-stroke), var(--glow));
  border-color: transparent;
  color: var(--danger-text, #1a1005);
  font-weight: 600;
  box-shadow: 0 4px 12px var(--glow);
}

#popover button.danger:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--glow);
}

/* 点亮 toast（移动端反馈） */
#toast {
  position: fixed;
  bottom: max(64px, calc(48px + env(safe-area-inset-bottom)));
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  z-index: 30;
  padding: 9px 20px;
  border-radius: 999px;
  background: var(--tooltip-bg);
  border: 1px solid var(--capsule-border);
  font-size: 13.5px;
  letter-spacing: .06em;
  white-space: nowrap;
  opacity: 0;
  transition: opacity .25s cubic-bezier(0.16, 1, 0.3, 1),
              transform .3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  box-shadow: 0 8px 24px -4px rgba(0,0,0,.3);
}

#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

#toast b {
  color: var(--lit-stroke);
}

/* 连击徽记 */
#combo {
  position: fixed;
  right: max(24px, 6vw);
  top: 42%;
  z-index: 25;
  pointer-events: none;
  user-select: none;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--capsule-bg);
  border: 1.5px solid var(--lit-stroke);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.3), 0 0 16px var(--glow);
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

#combo.show {
  opacity: 1;
  animation: combo-pop 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes combo-pop {
  0% {
    opacity: 0;
    transform: scale(0.4);
  }
  70% {
    opacity: 1;
    transform: scale(1.08);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

#combo-text {
  display: inline-block;
  font-size: 20px;
  font-weight: 800;
  font-style: italic;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, #fff3d1 0%, var(--lit-stroke) 50%, #ff8c38 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 10px var(--glow));
}

/* 加载态 */
#loading {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--bg0);
  transition: opacity .5s cubic-bezier(0.16, 1, 0.3, 1);
}

#loading.hide {
  opacity: 0;
  pointer-events: none;
}

#loading .ring {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 3px solid rgba(148, 163, 184, 0.25);
  border-top-color: var(--lit-stroke);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

#loading p {
  color: var(--text-dim);
  font-size: 13px;
  letter-spacing: .25em;
  font-family: "Songti SC", "STSong", "Noto Serif SC", serif;
}

/* 通用弹窗遮罩 */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.68);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color .15s ease, background .15s ease;
}

.modal-close:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.modal-close:focus-visible {
  outline: 2px solid var(--lit-stroke);
}

/* 成就解锁中央弹窗 */
.unlock-card {
  max-width: 400px;
  width: 88%;
  background: var(--tooltip-bg);
  border: 1.5px solid var(--lit-stroke);
  box-shadow: 0 16px 48px -8px rgba(0, 0, 0, 0.55), 0 0 28px var(--glow);
  border-radius: 20px;
  padding: 34px 26px 28px;
  text-align: center;
  position: relative;
  transform: scale(0.88);
  transition: transform .25s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  user-select: none;
}

.modal-backdrop.show .unlock-card {
  transform: scale(1);
}

.unlock-icon-wrap {
  font-size: 54px;
  line-height: 1;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 16px var(--glow));
}

.unlock-badge-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--lit-stroke);
  text-transform: uppercase;
  background: rgba(255, 215, 140, 0.14);
  border: 1px solid var(--capsule-border);
  padding: 2px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.unlock-title {
  font-size: 21px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 12px;
  letter-spacing: .04em;
}

.unlock-copy {
  font-size: 13.5px;
  color: var(--text-dim);
  line-height: 1.6;
  margin: 0 0 24px;
  font-family: "Songti SC", "STSong", "Noto Serif SC", serif;
}

.unlock-btn {
  background: linear-gradient(135deg, var(--lit-stroke), var(--glow));
  color: var(--danger-text, #1a1005);
  border: none;
  border-radius: 999px;
  padding: 10px 34px;
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 16px var(--glow);
  letter-spacing: .04em;
  transition: transform .15s ease, box-shadow .15s ease;
}

.unlock-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--glow);
}

.unlock-btn:focus-visible {
  outline: 2px solid var(--lit-stroke);
  outline-offset: 3px;
}

/* 成就陈列室浮层 */
.gallery-sheet {
  width: 780px;
  max-width: 92vw;
  height: 82vh;
  max-height: 820px;
  background: var(--tooltip-bg);
  border: 1px solid var(--capsule-border);
  border-radius: 20px;
  box-shadow: 0 24px 64px -12px rgba(0, 0, 0, 0.55), 0 0 20px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transform: scale(0.94);
  transition: transform .25s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.modal-backdrop.show .gallery-sheet {
  transform: scale(1);
}

.gallery-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--capsule-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.gallery-header-left {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.gallery-title {
  font-size: 18.5px;
  font-weight: 700;
  margin: 0;
  letter-spacing: .04em;
  color: var(--text);
}

.gallery-stats {
  font-size: 12.5px;
  color: var(--text-dim);
}

.gallery-stats b {
  color: var(--lit-stroke);
}

.gallery-body {
  padding: 22px 24px;
  overflow-y: auto;
  flex: 1;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.gallery-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.section-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: .06em;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 称号列表 */
.title-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}

.title-card {
  border-radius: 12px;
  padding: 12px 14px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 5px;
  transition: all .2s ease;
  position: relative;
}

.title-card.locked {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(148, 163, 184, 0.18);
  opacity: 0.52;
  filter: grayscale(0.85);
}

.title-card.unlocked {
  background: linear-gradient(145deg, rgba(255, 215, 140, 0.1), rgba(255, 140, 56, 0.05));
  border: 1px solid var(--lit-stroke);
  box-shadow: 0 0 12px var(--glow);
}

.title-card .tc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.title-card .tc-lvl {
  font-size: 11px;
  font-weight: 700;
  color: var(--lit-stroke);
  letter-spacing: .04em;
}

.title-card.locked .tc-lvl {
  color: var(--text-dim);
}

.title-card .tc-tag {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(255, 215, 140, 0.18);
  color: var(--lit-stroke);
  font-weight: 600;
}

.title-card .tc-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: .02em;
}

.title-card .tc-desc {
  font-size: 11.5px;
  color: var(--text-dim);
  line-height: 1.35;
}

/* 成就网格 */
.achieve-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
}

.achieve-card {
  border-radius: 14px;
  padding: 15px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: all .2s ease;
}

.achieve-card.locked {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(148, 163, 184, 0.18);
  opacity: 0.52;
}

.achieve-card.unlocked {
  background: linear-gradient(145deg, rgba(255, 215, 140, 0.09), rgba(255, 140, 56, 0.04));
  border: 1px solid var(--lit-stroke);
  box-shadow: 0 0 16px var(--glow);
}

.achieve-card .ac-icon {
  font-size: 34px;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.achieve-card.locked .ac-icon {
  filter: grayscale(1) opacity(0.45);
}

.achieve-card.unlocked .ac-icon {
  filter: drop-shadow(0 0 10px var(--glow));
}

.achieve-card .ac-main {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
  flex: 1;
}

.achieve-card .ac-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.achieve-card .ac-name {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
}

.achieve-card.unlocked .ac-name {
  color: var(--lit-stroke);
}

.achieve-card .ac-status {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 4px;
}

.achieve-card.unlocked .ac-status {
  background: rgba(255, 215, 140, 0.18);
  color: var(--lit-stroke);
}

.achieve-card.locked .ac-status {
  background: rgba(148, 163, 184, 0.14);
  color: var(--text-dim);
}

.achieve-card .ac-cond {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.4;
}

.achieve-card .ac-copy {
  font-size: 12.5px;
  color: var(--text-dim);
  line-height: 1.5;
  font-family: "Songti SC", "STSong", "Noto Serif SC", serif;
  margin-top: 3px;
}

/* 移动端竖屏适配 (<= 640px) */
@media (max-width: 640px) {
  .brand {
    top: max(14px, calc(8px + env(safe-area-inset-top)));
    left: max(16px, calc(10px + env(safe-area-inset-left)));
  }
  .brand h1 {
    font-size: 20px;
    letter-spacing: .14em;
  }
  .brand p {
    font-size: 11px;
    letter-spacing: .08em;
  }
  .breadcrumb {
    top: max(56px, calc(46px + env(safe-area-inset-top)));
    left: max(16px, calc(10px + env(safe-area-inset-left)));
    padding: 5px 12px;
    font-size: 12px;
  }
  .progress-capsule {
    top: auto;
    bottom: max(14px, calc(10px + env(safe-area-inset-bottom)));
    padding: 8px 14px;
    gap: 9px;
  }
  .progress-capsule .bar {
    width: 76px;
  }
  .hint {
    display: none;
  }
  #inset-wrap {
    width: 96px;
    height: 128px;
    right: max(10px, calc(8px + env(safe-area-inset-right)));
    bottom: max(66px, calc(56px + env(safe-area-inset-bottom)));
  }
  .theme-btn {
    top: max(14px, calc(8px + env(safe-area-inset-top)));
    right: max(14px, calc(10px + env(safe-area-inset-right)));
    width: 38px;
    height: 38px;
  }
  #sound-btn {
    top: max(14px, calc(8px + env(safe-area-inset-top)));
    right: calc(max(14px, calc(10px + env(safe-area-inset-right))) + 46px);
    width: 38px;
    height: 38px;
  }
  #achieve-btn {
    top: max(14px, calc(8px + env(safe-area-inset-top)));
    right: calc(max(14px, calc(10px + env(safe-area-inset-right))) + 92px);
    width: auto;
    min-width: 38px;
    height: 38px;
    padding: 0 9px;
    border-radius: 999px;
    font-size: 12px;
  }
  #combo {
    right: max(12px, calc(8px + env(safe-area-inset-right)));
    top: 38%;
    padding: 6px 14px;
  }
  #combo-text {
    font-size: 16px;
  }
  .gallery-sheet {
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    border: none;
    top: 0;
    left: 0;
  }
  .gallery-header {
    padding-top: max(18px, calc(12px + env(safe-area-inset-top)));
    padding-left: max(18px, calc(14px + env(safe-area-inset-left)));
    padding-right: max(18px, calc(14px + env(safe-area-inset-right)));
  }
  .gallery-body {
    padding-bottom: max(24px, calc(16px + env(safe-area-inset-bottom)));
    padding-left: max(18px, calc(14px + env(safe-area-inset-left)));
    padding-right: max(18px, calc(14px + env(safe-area-inset-right)));
  }
  .title-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .achieve-grid {
    grid-template-columns: 1fr;
  }
}

/* 移动端横屏适配 (max-height <= 520px 且横屏) */
@media (max-height: 520px) and (orientation: landscape) {
  .brand {
    top: max(10px, calc(6px + env(safe-area-inset-top)));
    left: max(16px, calc(12px + env(safe-area-inset-left)));
  }
  .brand h1 {
    font-size: 17px;
    letter-spacing: .12em;
  }
  .brand p {
    display: none;
  }
  .breadcrumb {
    top: max(38px, calc(34px + env(safe-area-inset-top)));
    left: max(16px, calc(12px + env(safe-area-inset-left)));
    padding: 4px 10px;
    font-size: 11px;
  }
  .progress-capsule {
    top: max(10px, calc(6px + env(safe-area-inset-top)));
    bottom: auto;
    padding: 6px 14px;
    gap: 8px;
  }
  .progress-capsule .bar {
    width: 72px;
    height: 4px;
  }
  .progress-capsule .count {
    font-size: 13.5px;
  }
  .progress-capsule .count b {
    font-size: 16px;
  }
  .progress-capsule .pct {
    font-size: 11.5px;
  }
  .theme-btn {
    top: max(10px, calc(6px + env(safe-area-inset-top)));
    right: max(16px, calc(12px + env(safe-area-inset-right)));
    width: 34px;
    height: 34px;
  }
  .theme-btn svg {
    width: 17px;
    height: 17px;
  }
  #sound-btn {
    top: max(10px, calc(6px + env(safe-area-inset-top)));
    right: calc(max(16px, calc(12px + env(safe-area-inset-right))) + 42px);
    width: 34px;
    height: 34px;
  }
  #sound-btn svg {
    width: 17px;
    height: 17px;
  }
  #achieve-btn {
    top: max(10px, calc(6px + env(safe-area-inset-top)));
    right: calc(max(16px, calc(12px + env(safe-area-inset-right))) + 84px);
    width: auto;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    font-size: 11px;
  }
  #combo {
    right: max(16px, calc(10px + env(safe-area-inset-right)));
    top: 30%;
    padding: 5px 12px;
  }
  #combo-text {
    font-size: 15px;
  }
  .hint {
    display: none;
  }
  #inset-wrap {
    width: 80px;
    height: 104px;
    right: max(12px, calc(8px + env(safe-area-inset-right)));
    bottom: max(12px, calc(8px + env(safe-area-inset-bottom)));
  }
  .gallery-sheet {
    height: 94vh;
    max-height: 94vh;
  }
}