/* ═══════════════════════════════════════════════
   牛来跑酷 · Niu Li Parkour — UI 样式
   美术方向：田园玩具风 · 奶油画纸 + 木纹 + 草地绿 + 牛来橙
   ═══════════════════════════════════════════════ */
:root {
  --cream: #fff6e4;
  --cream-2: #ffedcd;
  --paper: #fffdf6;
  --ink: #4a3520;
  --ink-soft: #8a7355;
  --wood: #8c5a2b;
  --wood-dark: #6d431d;
  --grass: #58a55c;
  --grass-dark: #3e8746;
  --orange: #f5a623;
  --orange-dark: #d9860a;
  --red: #e5533d;
  --sky: #7ec8f0;
  --shadow: 0 10px 0 rgba(0,0,0,.14);
  --radius-l: 26px;
  --radius-m: 18px;
  --radius-s: 12px;
  --font-disp: "ZCOOL KuaiLe", "Baloo 2", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-num: "Baloo 2", "ZCOOL KuaiLe", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; overflow: hidden; }
body {
  font-family: var(--font-disp);
  color: var(--ink);
  background: #1c2a1e;
  user-select: none;
  -webkit-user-select: none;
}

#app { position: fixed; inset: 0; overflow: hidden; }
#cv { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hidden { display: none !important; }

/* ─────────── 通用按钮：糖果式 3D ─────────── */
button {
  font-family: var(--font-disp);
  border: none; cursor: pointer;
  color: var(--ink);
  background: none;
}
.icon-btn {
  width: 44px; height: 44px;
  border-radius: 14px;
  background: var(--paper);
  color: var(--wood);
  font-size: 20px; font-weight: bold;
  box-shadow: 0 4px 0 rgba(0,0,0,.15);
  border: 2.5px solid rgba(140,90,43,.25);
  transition: transform .08s, box-shadow .08s;
  display: flex; align-items: center; justify-content: center;
}
.icon-btn:hover { transform: translateY(-2px); }
.icon-btn:active { transform: translateY(2px); box-shadow: 0 1px 0 rgba(0,0,0,.15); }
.icon-btn.off { opacity: .45; filter: grayscale(.8); }

.btn-main {
  background: var(--grass);
  color: #fff;
  font-size: 22px;
  padding: 14px 40px;
  border-radius: 20px;
  box-shadow: 0 6px 0 var(--grass-dark);
  transition: transform .08s, box-shadow .08s, filter .15s;
  letter-spacing: 2px;
}
.btn-main:hover { filter: brightness(1.06); }
.btn-main:active { transform: translateY(4px); box-shadow: 0 2px 0 var(--grass-dark); }

.btn-ghost {
  background: var(--cream);
  color: var(--wood);
  font-size: 19px;
  padding: 13px 32px;
  border-radius: 20px;
  box-shadow: 0 6px 0 rgba(140,90,43,.35);
  transition: transform .08s, box-shadow .08s;
}
.btn-ghost:active { transform: translateY(4px); box-shadow: 0 2px 0 rgba(140,90,43,.35); }

/* ═══════════ HUD ═══════════ */
#hud {
  position: absolute; inset: 0;
  pointer-events: none;
  z-index: 5;
  padding: max(14px, env(safe-area-inset-top)) 18px;
}
.hud-left { position: absolute; top: 16px; left: 18px; }
.hud-score-label {
  font-size: 13px; color: #fff; letter-spacing: 4px;
  text-shadow: 0 2px 0 rgba(0,0,0,.35);
  opacity: .9;
}
.hud-score {
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 52px; line-height: 1;
  color: #fff;
  text-shadow: 0 3px 0 rgba(0,0,0,.3), 0 0 24px rgba(255,220,120,.45);
}
.hud-sub { display: flex; gap: 8px; margin-top: 8px; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(20,26,18,.55);
  backdrop-filter: blur(4px);
  color: #fff;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 15px;
  font-family: var(--font-num);
  font-weight: 600;
}
.coin-ico {
  width: 14px; height: 14px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffe28a, #f0a614 70%);
  box-shadow: 0 0 6px rgba(255,190,60,.8);
  display: inline-block;
}
.speed-pill { color: #ffe9b0; }

.hud-right { position: absolute; top: 16px; right: 18px; pointer-events: auto; }
.hud-btn { background: rgba(255,246,228,.92); }

#boost-wrap {
  position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
  width: min(320px, 46vw);
  text-align: center;
}
.boost-label {
  color: #fff; font-size: 15px; letter-spacing: 2px;
  text-shadow: 0 2px 0 rgba(180,60,20,.5);
  animation: boostPulse .5s ease-in-out infinite alternate;
}
@keyframes boostPulse { from { transform: scale(1); } to { transform: scale(1.08); } }
.boost-track {
  margin-top: 5px; height: 14px;
  background: rgba(20,26,18,.5);
  border-radius: 999px; overflow: hidden;
  border: 2px solid rgba(255,255,255,.55);
}
#boost-bar {
  height: 100%; width: 100%;
  background: linear-gradient(90deg, #ff5d3a, #ffb03a, #ffe27a);
  border-radius: 999px;
  transition: width .12s linear;
}

/* 触屏方向键 */
#touch-pads {
  position: absolute; bottom: 20px; left: 0; right: 0;
  display: flex; justify-content: space-between;
  padding: 0 26px;
  pointer-events: none;
}
#touch-pads .tpad {
  pointer-events: auto;
  width: 62px; height: 62px;
  border-radius: 20px;
  background: rgba(255,246,228,.75);
  border: 2px solid rgba(140,90,43,.3);
  color: var(--wood);
  font-size: 24px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 0 rgba(0,0,0,.18);
}
.tpad:active { transform: translateY(3px); box-shadow: none; }
.tpad-group { display: flex; gap: 12px; }
.tpad-txt { font-size: 19px; letter-spacing: 0; width: 58px; }


/* ═══════════ 主菜单 ═══════════ */
.screen {
  position: absolute; inset: 0;
  z-index: 10;
  display: flex;
  padding: 16px;
  overflow-y: auto;              /* 页面级滚动：小屏也能看全设置 */
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: rgba(140,90,43,.5) transparent;
}
.menu-inner {
  width: min(1060px, 100%);
  margin: auto;                  /* 视口够大时居中；溢出时顶部对齐可滚动 */
  display: flex; flex-direction: column;
  gap: 14px;
  animation: menuIn .5s cubic-bezier(.2,1.4,.4,1);
}
@keyframes menuIn { from { opacity: 0; transform: translateY(26px) scale(.97); } }

.menu-top { display: flex; align-items: flex-start; justify-content: space-between; }
.logo-wrap { position: relative; }
.logo-badge {
  display: inline-block;
  background: var(--paper);
  padding: 10px 30px 14px;
  border-radius: var(--radius-l);
  border: 3px solid var(--wood);
  box-shadow: var(--shadow), 0 0 0 6px rgba(255,246,228,.35);
  transform: rotate(-2deg);
  position: relative;
  overflow: hidden;
}
.logo-badge::after {   /* 奶牛斑 */
  content: ""; position: absolute; right: -14px; top: -12px;
  width: 54px; height: 40px; border-radius: 46%;
  background: rgba(88,165,92,.18);
  transform: rotate(18deg);
}
.logo {
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.1;
  color: var(--wood-dark);
  letter-spacing: 4px;
}
.logo-niu {
  color: var(--orange);
  text-shadow: 2px 2px 0 rgba(217,134,10,.25);
}
.logo-sub {
  margin-top: 8px;
  color: var(--cream);
  font-size: 14px;
  letter-spacing: 3px;
  text-shadow: 0 2px 4px rgba(0,0,0,.35);
  opacity: .92;
}
.menu-top-btns { display: flex; gap: 10px; }

.menu-main {
  display: flex; gap: 16px;
}

/* 角色预览卡 */
.preview-panel {
  width: 250px; flex-shrink: 0;
  background: linear-gradient(180deg, var(--cream), var(--cream-2));
  border: 3px solid var(--wood);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 12px 14px 14px;
  display: flex; flex-direction: column; align-items: center;
  position: relative;
}
.pv-stage {
  width: 100%;
  border-radius: var(--radius-m);
  overflow: hidden;
  background: radial-gradient(circle at 50% 78%, #fdf1d3 0%, #f6e2b8 60%, #eed4a4 100%);
  border: 2px dashed rgba(140,90,43,.35);
  position: relative;
}
.pv-stage::after {
  content: "装扮预览";
  position: absolute; top: 8px; left: 10px;
  font-size: 12px; color: rgba(140,90,43,.55);
  letter-spacing: 2px;
}
#pv-char { width: 100%; display: block; }
.pv-name {
  margin-top: 10px;
  font-size: 26px; color: var(--wood-dark);
}
.pv-desc {
  font-size: 13.5px; color: var(--ink-soft);
  text-align: center; line-height: 1.5;
  margin-top: 2px;
}
.pv-tags { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 5px; justify-content: center; }
.pv-tags .tag {
  font-size: 11.5px;
  background: #fff;
  border: 1.5px solid rgba(140,90,43,.3);
  color: var(--wood);
  border-radius: 999px;
  padding: 2.5px 9px;
}

/* 配置区 */
.config-panel {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
  gap: 10px;
}
.cfg {
  background: rgba(255,253,246,.94);
  border: 3px solid var(--wood);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 12px 14px 14px;
}
.cfg-title {
  font-size: 17px; color: var(--wood-dark);
  display: flex; align-items: center; gap: 7px;
  margin-bottom: 10px; letter-spacing: 2px;
}
.cfg-emoji { font-size: 19px; }
.cfg-duo { display: flex; gap: 16px; }
.cfg-duo-col { flex: 1; min-width: 0; }

/* 角色网格 */
.char-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.char-cell {
  position: relative;
  background: var(--cream);
  border: 2.5px solid rgba(140,90,43,.25);
  border-radius: var(--radius-m);
  padding: 6px 4px 4px;
  display: flex; flex-direction: column; align-items: center;
  cursor: pointer;
  transition: transform .1s, border-color .15s, background .15s;
}
.char-cell:hover { transform: translateY(-3px); }
.char-cell canvas { width: 58px; height: 58px; pointer-events: none; }
.char-cell .cc-name { font-size: 13.5px; color: var(--ink); margin-top: 2px; }
.char-cell.sel {
  border-color: var(--orange);
  background: #fff3d8;
  box-shadow: 0 0 0 3px rgba(245,166,35,.35);
}
.char-cell.sel::before {
  content: "✓"; position: absolute; top: -8px; right: -6px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--orange); color: #fff;
  font-size: 13px; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 0 rgba(0,0,0,.15);
}

/* 装扮行 */
.outfit-row { margin-bottom: 8px; }
.outfit-row:last-child { margin-bottom: 0; }
.outfit-row-label {
  font-size: 13px; color: var(--ink-soft);
  margin-bottom: 5px; letter-spacing: 2px;
}
.outfit-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  flex: 1; min-width: 70px;
  background: var(--cream);
  border: 2.5px solid rgba(140,90,43,.22);
  border-radius: var(--radius-s);
  padding: 6px 4px 5px;
  display: flex; flex-direction: column; align-items: center;
  cursor: pointer;
  transition: transform .1s, border-color .15s, background .15s;
}
.chip:hover { transform: translateY(-2px); }
.chip canvas { width: 40px; height: 40px; pointer-events: none; }
.chip .chip-name { font-size: 11.5px; color: var(--ink); margin-top: 1px; white-space: nowrap; }
.chip.sel {
  border-color: var(--orange);
  background: #fff3d8;
  box-shadow: 0 0 0 3px rgba(245,166,35,.35);
}

/* 赛道卡 */
.track-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.track-cell {
  position: relative;
  border-radius: var(--radius-m);
  border: 3px solid rgba(140,90,43,.25);
  overflow: hidden;
  cursor: pointer;
  transition: transform .1s, border-color .15s;
  background: #ddd;
}
.track-cell:hover { transform: translateY(-3px); }
.track-cell canvas { width: 100%; display: block; pointer-events: none; }
.track-cell .tc-name {
  position: absolute; left: 0; right: 0; bottom: 0;
  background: linear-gradient(transparent, rgba(30,22,10,.72));
  color: #fff; font-size: 13px;
  padding: 14px 4px 5px; text-align: center;
  letter-spacing: 2px;
}
.track-cell.sel { border-color: #fff; box-shadow: 0 0 0 3px rgba(245,166,35,.55); }
.track-cell.sel::after {
  content: "✓"; position: absolute; top: 4px; right: 4px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--orange); color: #fff;
  font-size: 12px; display: flex; align-items: center; justify-content: center;
}

/* 难度 */
.diff-seg {
  display: flex; gap: 8px;
  background: var(--cream-2);
  padding: 6px;
  border-radius: var(--radius-m);
  border: 2px solid rgba(140,90,43,.2);
}
.diff-btn {
  flex: 1;
  padding: 9px 4px;
  border-radius: 12px;
  font-size: 16.5px;
  color: var(--ink-soft);
  letter-spacing: 2px;
  transition: all .15s;
}
.diff-btn.sel {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 3px 0 rgba(0,0,0,.12);
  font-weight: bold;
}
.diff-btn[data-d="easy"].sel { color: var(--grass-dark); }
.diff-btn[data-d="normal"].sel { color: var(--orange-dark); }
.diff-btn[data-d="hard"].sel { color: var(--red); }
.diff-desc {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--ink-soft);
  line-height: 1.55;
  min-height: 2.6em;
}

/* 底部 */
.menu-bottom {
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,253,246,.92);
  border: 3px solid var(--wood);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 12px 22px;
}
.best-line { flex: 1; font-size: 15px; color: var(--ink-soft); letter-spacing: 1px; }
.best-line b { color: var(--orange-dark); font-family: var(--font-num); font-size: 19px; }
.btn-start {
  display: flex; align-items: center; gap: 12px;
  background: linear-gradient(180deg, #ffb52e, #f5940d);
  color: #fff;
  font-size: 27px; letter-spacing: 4px;
  padding: 13px 34px;
  border-radius: 22px;
  box-shadow: 0 7px 0 var(--orange-dark), 0 12px 24px rgba(245,150,15,.4);
  text-shadow: 0 2px 0 rgba(0,0,0,.2);
  transition: transform .08s, box-shadow .08s, filter .15s;
  animation: startBreath 1.6s ease-in-out infinite;
}
@keyframes startBreath { 50% { filter: brightness(1.07); } }
.btn-start:hover { filter: brightness(1.1); }
.btn-start:active { transform: translateY(5px); box-shadow: 0 2px 0 var(--orange-dark); }
.btn-start em {
  font-style: normal;
  background: rgba(255,255,255,.28);
  width: 34px; height: 34px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.keys-hint {
  position: absolute; left: 22px; bottom: -1px;
  font-size: 0; color: transparent;
}
@media (min-width: 900px) {
  .menu-bottom { position: relative; }
  .keys-hint {
    position: static; font-size: 12px; color: var(--ink-soft);
    display: block; width: 100%; text-align: left; margin-top: 4px;
  }
  .menu-bottom { flex-wrap: wrap; }
}

/* ═══════════ 弹窗 ═══════════ */
.overlay {
  position: absolute; inset: 0; z-index: 20;
  background: rgba(28, 24, 14, .45);
  backdrop-filter: blur(5px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: fadeIn .25s ease;
}
@keyframes fadeIn { from { opacity: 0; } }
.ov-card {
  background: var(--paper);
  border: 3px solid var(--wood);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
  padding: 30px 40px;
  text-align: center;
  animation: popIn .35s cubic-bezier(.2,1.6,.4,1);
  max-width: 92vw;
}
@keyframes popIn { from { transform: scale(.75); opacity: 0; } }
.ov-title { font-size: 30px; color: var(--wood-dark); margin-bottom: 16px; letter-spacing: 3px; }
.ov-btns { display: flex; gap: 14px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }

/* 游戏结束 */
.go-emoji { font-size: 52px; margin-bottom: -6px; }
.go-score-label { font-size: 14px; color: var(--ink-soft); letter-spacing: 4px; }
.go-score {
  font-family: var(--font-num); font-weight: 800;
  font-size: 66px; line-height: 1.15;
  color: var(--orange-dark);
  text-shadow: 0 3px 0 rgba(217,134,10,.18);
}
.go-new {
  display: inline-block;
  background: var(--red); color: #fff;
  font-size: 14px; padding: 4px 14px;
  border-radius: 999px;
  letter-spacing: 2px;
  animation: boostPulse .5s ease-in-out infinite alternate;
  margin-top: 2px;
}
.go-stats { display: flex; gap: 12px; justify-content: center; margin-top: 18px; }
.go-stat {
  background: var(--cream);
  border: 2px solid rgba(140,90,43,.2);
  border-radius: var(--radius-m);
  padding: 10px 18px;
  min-width: 86px;
}
.go-stat b { font-family: var(--font-num); font-size: 24px; color: var(--ink); display: block; }
.go-stat span { font-size: 12px; color: var(--ink-soft); letter-spacing: 2px; }

/* 帮助 */
.help-card { max-width: 480px; text-align: left; }
.help-grid { display: flex; flex-direction: column; gap: 8px; }
.help-row { display: flex; align-items: center; gap: 12px; font-size: 15px; color: var(--ink); }
.help-row .k {
  font-family: var(--font-num);
  background: var(--cream);
  border: 2px solid rgba(140,90,43,.25);
  border-bottom-width: 4px;
  border-radius: 10px;
  padding: 3px 12px;
  min-width: 120px;
  text-align: center;
  font-size: 13.5px;
  color: var(--wood-dark);
}
.help-tips { margin-top: 14px; font-size: 13.5px; color: var(--ink-soft); line-height: 1.7; }
.help-tips b { color: var(--orange-dark); }
.help-card .ov-btns { justify-content: center; }

/* toast */
#toast {
  position: absolute; top: 78px; left: 50%; transform: translateX(-50%);
  z-index: 40;
  background: rgba(40,30,14,.85);
  color: #ffe9c0;
  font-size: 15px;
  padding: 10px 24px;
  border-radius: 999px;
  letter-spacing: 1px;
  animation: toastIn .3s ease, fadeOut .4s ease 1.8s forwards;
  pointer-events: none;
}
@keyframes toastIn { from { opacity: 0; transform: translate(-50%, -12px); } }
@keyframes fadeOut { to { opacity: 0; } }

/* ═══════════ 响应式 ═══════════ */
/* 竖屏窄屏：纵向堆叠（页面级滚动） */
@media (max-width: 860px) and (orientation: portrait) {
  .menu-main { flex-direction: column; }
  .preview-panel {
    width: 100%; flex-direction: row; align-items: center;
    gap: 14px; padding: 10px 14px;
  }
  .pv-stage { width: 128px; flex-shrink: 0; }
  .pv-name { margin-top: 0; font-size: 21px; }
  .pv-tags { justify-content: flex-start; }
  .char-grid { grid-template-columns: repeat(4, 1fr); }
  .cfg-duo { flex-direction: column; gap: 10px; }
  .menu-bottom { flex-direction: column; gap: 8px; text-align: center; padding: 14px; }
  .best-line { flex: none; }
  .hud-score { font-size: 40px; }
  .logo-badge { padding: 6px 18px 9px; }
  .logo { font-size: 30px; }
}
@media (max-width: 480px) and (orientation: portrait) {
  .char-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .track-grid { grid-template-columns: repeat(5, 1fr); gap: 5px; }
  .chip { min-width: 0; }
}

/* 横屏矮屏（手机/平板横屏）：紧凑布局，设置全部可见 */
@media (max-height: 560px) and (orientation: landscape) {
  .screen { padding: 8px; }
  .menu-inner { gap: 8px; }
  .menu-top-btns .icon-btn { width: 36px; height: 36px; border-radius: 10px; font-size: 15px; }
  .logo-badge { padding: 3px 14px 6px; transform: none; border-width: 2.5px; box-shadow: 0 6px 0 rgba(0,0,0,.14); }
  .logo { font-size: 23px; letter-spacing: 2px; }
  .logo-sub { font-size: 11px; margin-top: 5px; }
  .menu-main { gap: 10px; }
  .preview-panel { width: 178px; padding: 8px 10px; border-radius: 16px; }
  .pv-stage { display: flex; justify-content: center; border-radius: 12px; }
  #pv-char { height: 118px; width: auto; }
  .pv-name { font-size: 17px; margin-top: 6px; }
  .pv-desc { display: none; }
  .pv-tags { margin-top: 6px; }
  .pv-tags .tag { font-size: 10px; padding: 2px 7px; }
  .config-panel { gap: 8px; }
  .cfg { padding: 8px 10px; border-radius: 14px; }
  .cfg-title { font-size: 13px; margin-bottom: 5px; }
  .cfg-emoji { font-size: 14px; }
  /* 角色：8格单行 */
  .char-grid { grid-template-columns: repeat(8, 1fr); gap: 5px; }
  .char-cell { padding: 3px 2px 2px; border-radius: 10px; }
  .char-cell canvas { width: 40px; height: 40px; }
  .char-cell .cc-name { font-size: 10.5px; }
  /* 装扮：横向滑动条 */
  .outfit-row { margin-bottom: 5px; }
  .outfit-row-label { font-size: 11px; margin-bottom: 3px; }
  .outfit-chips { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 3px; scrollbar-width: thin; }
  .chip { flex: 0 0 auto; min-width: 62px; padding: 4px 4px 3px; }
  .chip canvas { width: 30px; height: 30px; }
  .chip .chip-name { font-size: 10.5px; }
  .cfg-duo { gap: 10px; }
  .diff-desc { min-height: 0; font-size: 11.5px; }
  .menu-bottom { padding: 8px 16px; border-radius: 14px; gap: 12px; }
  .btn-start { font-size: 18px; padding: 8px 20px; letter-spacing: 2px; border-radius: 16px; box-shadow: 0 5px 0 var(--orange-dark); }
  .btn-start em { width: 26px; height: 26px; font-size: 12px; }
  .best-line { font-size: 12px; }
  .best-line b { font-size: 15px; }
  .keys-hint { display: none !important; }
  .go-score { font-size: 48px; }
  .ov-card { padding: 18px 26px; }
  .ov-title { font-size: 22px; margin-bottom: 8px; }
}