/* ====== CheapLive Contest Interactive Demo CSS ====== */
:root {
  --cl-primary: #e4e1d3;
  --cl-primary-dark: #8a8778;
  --cl-accent: #ff6b4a;
  --cl-accent-hover: #e85a3a;
  --cl-bg: #0a0f1a;
  --cl-bg2: #0d1420;
  --cl-bg3: #111927;
  --cl-surface: #161e2e;
  --cl-surface2: #1a2332;
  --cl-border: #2d3748;
  --cl-text: #e2e8f0;
  --cl-text-dim: #718096;
  --cl-text-muted: #4a5568;
  --cl-cat: #ffb347;
  --cl-saca: #e4e1d3;
  --cl-dog: #a0d8ef;
  --cl-rabbit: #f0c0d0;
  --cl-fox: #e8a040;
  --cl-bear: #c0a080;
  --cl-green: #4ecdc4;
  --cl-blue: #4a90d9;
  --cl-orange: #ff8c42;
  --cl-game-bg: #0d1420;
  --phone-radius: 28px;
  --phone-width: 220px;
  --phone-height: 420px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans CJK SC', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 14px; }
body {
  font-family: var(--font);
  background: var(--cl-bg);
  color: var(--cl-text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ====== Top Bar ====== */
.top-bar {
  background: var(--cl-surface);
  border-bottom: 1px solid var(--cl-border);
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.top-bar .brand { font-weight: 700; font-size: 16px; color: var(--cl-accent); }
.top-bar .brand span { color: var(--cl-primary); font-weight: 400; }
.top-bar .links { font-size: 12px; color: var(--cl-text-dim); display: flex; gap: 16px; flex-wrap: wrap; }
.top-bar .links a { color: var(--cl-blue); text-decoration: none; }
.top-bar .links a:hover { text-decoration: underline; }

/* ====== Contest Banner ====== */
.contest-banner {
  background: linear-gradient(135deg, #ff6b4a, #ff8c42);
  color: white;
  padding: 8px 24px;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
}
.contest-banner .contest-badge {
  margin-right: 8px;
  font-size: 16px;
}

/* ====== Hero Section ====== */
.hero {
  text-align: center;
  padding: 32px 24px 16px;
}
.hero h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--cl-primary);
  margin-bottom: 6px;
}
.hero h1 em { font-style: normal; color: var(--cl-accent); }
.hero p { color: var(--cl-text-dim); font-size: 13px; max-width: 600px; margin: 0 auto; }

/* ====== Status Tags ====== */
.status-row {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  flex-wrap: wrap;
}
.status-tag {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 12px;
  font-weight: 600;
}
.status-tag.implemented { background: rgba(78,205,196,0.15); color: var(--cl-green); }
.status-tag.demo { background: rgba(255,107,74,0.15); color: var(--cl-accent); }
.status-tag.dev { background: rgba(74,144,217,0.15); color: var(--cl-blue); }
.status-tag.planned { background: rgba(74,85,104,0.2); color: var(--cl-text-dim); }

/* ====== Three-Column Layout ====== */
.main-layout {
  display: grid;
  grid-template-columns: var(--phone-width) 1fr 1fr;
  gap: 16px;
  padding: 16px 24px 32px;
  min-height: calc(100vh - 200px);
}
@media (max-width: 900px) {
  .main-layout {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px;
  }
}

/* ====== Phone Frame ====== */
.phone-frame {
  background: var(--cl-surface);
  border: 2px solid var(--cl-border);
  border-radius: var(--phone-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  height: fit-content;
  max-height: calc(100vh - 240px);
}
.phone-notch {
  width: 60px; height: 6px;
  background: var(--cl-bg);
  border-radius: 3px;
  margin: 10px auto 6px;
}
.phone-status-bar {
  width: 100%;
  padding: 4px 12px;
  font-size: 10px;
  color: var(--cl-text-dim);
  display: flex;
  justify-content: space-between;
}
.phone-content {
  width: 100%;
  flex: 1;
  overflow-y: auto;
  padding: 4px 8px 8px;
}
.phone-home-bar {
  width: 36px; height: 4px;
  background: var(--cl-text-dim);
  border-radius: 2px;
  margin: 8px auto 10px;
  opacity: 0.5;
}

/* Phone internal UI */
.app-card {
  background: var(--cl-bg2);
  border: 1px solid var(--cl-border);
  border-radius: 8px;
  padding: 8px;
  margin-bottom: 6px;
  font-size: 11px;
}
.app-card h3 { font-size: 12px; color: var(--cl-accent); margin-bottom: 4px; }
.app-card .field { display: flex; justify-content: space-between; padding: 2px 0; color: var(--cl-text-dim); }
.app-card .field .val { color: var(--cl-green); font-weight: 600; }
.app-card .field .val.off { color: var(--cl-text-muted); }
.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 3px 0;
}
.toggle-row label { font-size: 11px; color: var(--cl-text-dim); }
.mini-toggle {
  width: 32px; height: 18px;
  background: var(--cl-border);
  border-radius: 9px;
  position: relative;
  cursor: pointer;
  transition: background 0.2s;
}
.mini-toggle.on { background: var(--cl-green); }
.mini-toggle::after {
  content: '';
  width: 14px; height: 14px;
  background: #fff;
  border-radius: 50%;
  position: absolute;
  top: 2px; left: 2px;
  transition: left 0.2s;
}
.mini-toggle.on::after { left: 16px; }
.qr-placeholder {
  width: 80px; height: 80px;
  margin: 6px auto;
  background: var(--cl-bg);
  border: 1px dashed var(--cl-border);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; color: var(--cl-text-muted);
  text-align: center;
}

/* ====== Middle & Right Panels ====== */
.panel {
  background: var(--cl-surface);
  border: 1px solid var(--cl-border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 400px;
  position: relative;
}
.panel-header {
  padding: 10px 14px;
  border-bottom: 1px solid var(--cl-border);
  font-size: 13px;
  font-weight: 600;
  color: var(--cl-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}
.panel-header .label { color: var(--cl-text-dim); font-weight: 400; font-size: 11px; }
.panel-body {
  flex: 1;
  position: relative;
  overflow: hidden;
}

/* ====== Avatar Canvas ======
   关键：3D 程序化 avatar (ProceduralSpindleWhaleAvatar) 假设 canvas 是正方形
   (内部坐标轴 x/y 等价于 mesh 投影的 right/down 分量)。如果父容器不是正方形，
   canvas 被 CSS 拉伸后鱼会被横向挤压、看起来不像 3D 鱼。
   修复：用 aspect-ratio:1 + max 限制，强制正方形容器，canvas 100% 充满，
   renderer 的 resize() 会把 canvas 物理像素同步到正方形。 */
.avatar-canvas-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.avatar-canvas-wrap-inner {
  /* 强制 1:1：在父容器宽/高中的较小一边内取正方形 */
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: min(100%, var(--av-h, 100vh));
  max-height: 100%;
  position: relative;
  /* 兜底：父容器高度为 0 时仍能渲染 */
  min-width: 0;
  min-height: 0;
}
#avatarCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.avatar-watermark {
  position: absolute;
  bottom: 8px; right: 8px;
  font-size: 9px;
  color: var(--cl-text-muted);
  opacity: 0.5;
  pointer-events: none;
}

/* ====== Game / Draw Canvas ====== */
#gameCanvas { display: block; width: 100%; height: 100%; cursor: default; }
#gameCanvas.draw-mode { cursor: crosshair; }

/* ====== Floating Window ======
   修复：原本 .floating-window 没有显式 display:flex，导致 .fw-content 高度
   计算失效，canvas 被拉伸成 180×600+ 的纵向矩形，3D 鱼被垂直挤压。
   现在显式 column flex + canvas aspect-ratio:1，保证悬浮小窗内也是正方形。 */
.floating-window {
  position: absolute;
  bottom: 60px; right: 20px;
  width: 200px;
  display: flex;
  flex-direction: column;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  z-index: 50;
  transition: opacity 0.3s;
}
.fw-top-bar {
  height: 22px;
  flex: 0 0 22px;
  background: var(--cl-blue);
  cursor: move;
  display: flex;
  align-items: center;
  padding: 0 8px;
  font-size: 9px;
  color: #fff;
  font-weight: 600;
  user-select: none;
}
.fw-content {
  flex: 1 1 auto;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  /* 关键：fw-content 强制正方形，canvas resize() 才能读到正方形父容器尺寸。
     由于高度已经被 flex 父级限制为 178px，这里 width = 父容器 height 即可。 */
  width: 100%;
  aspect-ratio: 1 / 1;
}
.fw-content canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.fw-resize {
  position: absolute;
  bottom: 0; right: 0;
  width: 18px; height: 18px;
  background: var(--cl-blue);
  border-radius: 4px 0 10px 0;
  cursor: nwse-resize;
  opacity: 0.8;
}
/* Floating window mode states */
.floating-window.fw-display-mode {
  opacity: 0.6;
  pointer-events: none;
}
.floating-window.fw-display-mode .fw-top-bar {
  display: none;
}
.floating-window.fw-display-mode .fw-resize {
  display: none;
}
.floating-window.fw-edit-mode {
  opacity: 1;
  pointer-events: auto;
}
.floating-window.fw-edit-mode .fw-top-bar {
  box-shadow: 0 0 8px rgba(74,144,217,0.4);
}

/* ====== Floating Mode Button (独立于悬浮窗，在左侧边缘) ====== */
.fw-mode-btn {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 60;
  background: var(--cl-orange);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: grab;
  font-family: var(--font);
  box-shadow: 0 2px 8px rgba(255,140,66,0.4);
  transition: background 0.2s, box-shadow 0.2s;
  user-select: none;
  touch-action: none;
}
.fw-mode-btn:hover {
  background: #e87a30;
  box-shadow: 0 2px 12px rgba(255,140,66,0.6);
}
.fw-mode-btn.display-mode {
  background: var(--cl-green);
  box-shadow: 0 2px 8px rgba(78,205,196,0.4);
}
.fw-mode-btn.display-mode:hover {
  background: #3eb8ad;
  box-shadow: 0 2px 12px rgba(78,205,196,0.6);
}

/* ====== Guide Wizard Modal ====== */
.guide-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.guide-overlay.open { opacity: 1; pointer-events: auto; }
.guide-modal {
  background: var(--cl-surface);
  border: 1px solid var(--cl-border);
  border-radius: 16px;
  width: 90%;
  max-width: 520px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 24px;
  position: relative;
}
.guide-modal h2 { font-size: 18px; color: var(--cl-accent); margin-bottom: 4px; }
.guide-step-indicator {
  font-size: 12px;
  color: var(--cl-text-dim);
  margin-bottom: 16px;
}
.guide-step-indicator b { color: var(--cl-primary); }
.guide-body p { font-size: 13px; color: var(--cl-text); margin-bottom: 10px; line-height: 1.6; }
.guide-body .note {
  background: rgba(255,107,74,0.08);
  border-left: 3px solid var(--cl-accent);
  padding: 8px 12px;
  border-radius: 0 6px 6px 0;
  font-size: 12px;
  color: var(--cl-text-dim);
  margin: 10px 0;
}
.guide-body .info {
  background: rgba(74,144,217,0.08);
  border-left: 3px solid var(--cl-blue);
  padding: 8px 12px;
  border-radius: 0 6px 6px 0;
  font-size: 12px;
  color: var(--cl-text-dim);
  margin: 10px 0;
}
.guide-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  gap: 8px;
}
.guide-nav .step-dots {
  display: flex;
  gap: 6px;
}
.guide-nav .step-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cl-border);
  transition: background 0.2s;
}
.guide-nav .step-dot.active { background: var(--cl-accent); }
.guide-nav .step-dot.done { background: var(--cl-green); }
.btn {
  padding: 8px 20px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  font-family: var(--font);
}
.btn-primary { background: var(--cl-accent); color: #fff; }
.btn-primary:hover { background: var(--cl-accent-hover); }
.btn-ghost { background: transparent; color: var(--cl-text-dim); border: 1px solid var(--cl-border); }
.btn-ghost:hover { background: var(--cl-bg3); }
.btn-sm { padding: 5px 12px; font-size: 11px; }
.btn-close {
  position: absolute;
  top: 12px; right: 12px;
  background: none; border: none;
  color: var(--cl-text-muted);
  font-size: 18px;
  cursor: pointer;
}

/* ====== Control Buttons Row ====== */
.ctrl-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 8px 14px;
  border-top: 1px solid var(--cl-border);
  background: var(--cl-surface);
}
.ctrl-row .btn { font-size: 11px; padding: 5px 12px; }

/* ====== Avatar Selection Grid ====== */
.avatar-grid {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 6px 0;
}
.avatar-btn {
  width: 44px; height: 44px;
  border-radius: 8px;
  border: 2px solid var(--cl-border);
  background: var(--cl-bg2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: var(--cl-text-dim);
  text-align: center;
  transition: border-color 0.2s, background 0.2s;
}
.avatar-btn:hover { border-color: var(--cl-text-dim); }
.avatar-btn.selected { border-color: var(--cl-accent); background: rgba(255,107,74,0.1); }
.avatar-btn .emoji { font-size: 18px; display: block; }
.avatar-btn .name { font-size: 8px; margin-top: 1px; }
.avatar-btn.dev-tag::after {
  content: '开发中';
  position: absolute;
  bottom: 2px; right: 2px;
  font-size: 7px;
  background: var(--cl-blue);
  color: #fff;
  padding: 0 3px;
  border-radius: 2px;
}
.avatar-btn { position: relative; }

/* ====== Voice Preset Grid ====== */
.voice-grid {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  padding: 6px 0;
}
.voice-btn {
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--cl-border);
  background: var(--cl-bg2);
  color: var(--cl-text-dim);
  font-size: 10px;
  cursor: pointer;
  transition: border-color 0.2s;
}
.voice-btn:hover { border-color: var(--cl-text-dim); }
.voice-btn.selected { border-color: var(--cl-accent); color: var(--cl-accent); }

/* ====== Data Flow Arrow ====== */
.data-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 11px;
  color: var(--cl-text-dim);
}
.data-flow .arrow { color: var(--cl-green); font-weight: 700; font-size: 14px; }
.data-flow .node {
  background: var(--cl-bg2);
  border: 1px solid var(--cl-border);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 10px;
}
.data-flow .node.active { border-color: var(--cl-green); color: var(--cl-green); }

/* ====== Param Display ====== */
.param-row {
  display: flex;
  gap: 12px;
  padding: 4px 0;
  font-size: 11px;
}
.param-item {
  display: flex;
  align-items: center;
  gap: 4px;
}
.param-item .label { color: var(--cl-text-muted); }
.param-item .val { color: var(--cl-green); font-weight: 600; min-width: 40px; }

/* ====== Transparent BG Toggle ====== */
.transparent-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 12px;
  color: var(--cl-text-dim);
}
.transparent-toggle .check {
  width: 16px; height: 16px;
  border: 2px solid var(--cl-border);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 10px;
  color: transparent;
  transition: border-color 0.2s, color 0.2s;
}
.transparent-toggle .check.on {
  border-color: var(--cl-green);
  color: var(--cl-green);
}

/* ====== Footer ====== */
.footer {
  text-align: center;
  padding: 16px;
  font-size: 11px;
  color: var(--cl-text-muted);
  border-top: 1px solid var(--cl-border);
}
.footer a { color: var(--cl-blue); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ====== Scrollbar ====== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--cl-border); border-radius: 2px; }

/* ====== Receiver Note ====== */
.receiver-note {
  font-size: 10px;
  color: var(--cl-green);
  background: rgba(78,205,196,0.08);
  border: 1px solid rgba(78,205,196,0.2);
  border-radius: 4px;
  padding: 4px 8px;
  margin-top: 4px;
  width: 100%;
  text-align: center;
}

/* ====== Guide Highlights ====== */
.guide-highlight-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  pointer-events: none;
}
.guide-highlight-box {
  position: absolute;
  border: 2px solid var(--cl-accent);
  border-radius: 8px;
  box-shadow: 0 0 0 9999px rgba(0,0,0,0.55), 0 0 20px rgba(255,107,74,0.3);
  animation: guidePulse 2s ease-in-out infinite;
  pointer-events: none;
}
@keyframes guidePulse {
  0%, 100% { box-shadow: 0 0 0 9999px rgba(0,0,0,0.55), 0 0 20px rgba(255,107,74,0.3); }
  50% { box-shadow: 0 0 0 9999px rgba(0,0,0,0.55), 0 0 35px rgba(255,107,74,0.5); }
}
.guide-arrow-svg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}
.guide-arrow-path {
  stroke: var(--cl-accent);
  stroke-width: 2.5;
  fill: none;
  stroke-dasharray: 8 4;
  animation: guideArrowDash 1s linear infinite;
}
@keyframes guideArrowDash {
  to { stroke-dashoffset: -12; }
}
.guide-arrow-head {
  fill: var(--cl-accent);
}
.guide-bubble {
  position: absolute;
  background: var(--cl-surface);
  border: 1px solid var(--cl-accent);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 12px;
  color: var(--cl-text);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  white-space: nowrap;
  pointer-events: none;
  z-index: 152;
}
.guide-bubble::after {
  content: '';
  position: absolute;
  width: 0; height: 0;
}
.guide-bubble.bubble-right::after {
  left: -8px; top: 50%; transform: translateY(-50%);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-right: 8px solid var(--cl-accent);
}
.guide-bubble.bubble-left::after {
  right: -8px; top: 50%; transform: translateY(-50%);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 8px solid var(--cl-accent);
}
.guide-bubble.bubble-top::after {
  bottom: -8px; left: 50%; transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 8px solid var(--cl-accent);
}
.guide-bubble.bubble-bottom::after {
  top: -8px; left: 50%; transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 8px solid var(--cl-accent);
}

/* ====== Showcase mode (transparent avatar bg) ====== */
.panel-body.showcase-mode {
  background: transparent !important;
}
.panel-body.showcase-mode .avatar-canvas-wrap {
  background: transparent;
}
.panel-body.showcase-mode .avatar-watermark {
  color: var(--cl-text-muted);
}