/* ==================== 基础样式 ==================== */
:root {
  --primary: #FF9B71;
  --secondary: #FFCDA8;
  --accent: #FF6B6B;
  --success: #7ED7C1;
  --bg: #FFF8F0;
  --card: #FFFFFF;
  --text: #5D4E4E;
  --text-light: #9B8A8A;
  --shadow: rgba(93, 78, 78, 0.1);
  --shadow-strong: rgba(93, 78, 78, 0.2);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
}

/* ==================== App 容器 ==================== */
.app {
  max-width: 420px;
  margin: 0 auto;
  min-height: 100vh;
  min-height: 100dvh;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* ==================== 背景装饰 ==================== */
.bg-decorations {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.floating-element {
  position: absolute;
  left: var(--x);
  top: var(--y);
  animation: float 4s ease-in-out infinite;
  animation-delay: var(--delay);
  opacity: 0.6;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(5deg); }
}

/* ==================== Header ==================== */
.header {
  padding: env(safe-area-inset-top, 16px) 20px 12px;
  position: relative;
  z-index: 10;
}

.header-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-text { flex: 1; }

.title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.subtitle {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 2px;
}

.settings-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--card);
  color: var(--text-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px var(--shadow);
  flex-shrink: 0;
}

.settings-btn:hover, .settings-btn:active {
  background: var(--secondary);
  color: var(--accent);
  transform: rotate(30deg);
}

/* ==================== 主内容区 ==================== */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
  z-index: 10;
}

/* ==================== 舞台区域 ==================== */
.stage {
  position: relative;
  width: 100%;
  height: 420px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  overflow: visible;
}

/* ==================== 飞舞的食物 ==================== */
.flying-foods {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 20;
}

.flying-food {
  position: absolute;
  font-size: 36px;
  filter: drop-shadow(0 4px 8px var(--shadow));
  animation: foodFly var(--duration) ease-out forwards;
  animation-delay: var(--delay);
  opacity: 0;
}

@keyframes foodFly {
  0% {
    opacity: 1;
    transform: translate(0, 0) translate(-50%, -50%) rotate(0deg) scale(0.3);
  }
  15% {
    opacity: 1;
    transform: translate(var(--tx1), var(--ty1)) translate(-50%, -50%) rotate(180deg) scale(1.2);
  }
  40% {
    opacity: 1;
    transform: translate(var(--tx2), var(--ty2)) translate(-50%, -50%) rotate(360deg) scale(1);
  }
  70% {
    opacity: 0.8;
    transform: translate(var(--tx3), var(--ty3)) translate(-50%, -50%) rotate(540deg) scale(0.8);
  }
  85% {
    opacity: 0.6;
    transform: translate(var(--tx4), var(--ty4)) translate(-50%, -50%) rotate(630deg) scale(0.5);
  }
  100% {
    opacity: 0;
    transform: translate(var(--tx5), var(--ty5)) translate(-50%, -50%) rotate(720deg) scale(0.2);
  }
}

/* 最终掉入碗中的食物 */
.flying-food.final {
  animation: foodDropIn 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  animation-delay: var(--delay);
  font-size: 48px;
  z-index: 30;
}

@keyframes foodDropIn {
  0% {
    opacity: 1;
    transform: translate(var(--start-x), var(--start-y)) translate(-50%, -50%) rotate(-180deg) scale(1.5);
  }
  30% {
    opacity: 1;
    transform: translate(calc(var(--end-x) * 0.3), calc(var(--end-y) * 0.3 - 80px)) translate(-50%, -50%) rotate(-90deg) scale(1.3);
  }
  60% {
    opacity: 1;
    transform: translate(calc(var(--end-x) * 0.7), calc(var(--end-y) * 0.7 - 30px)) translate(-50%, -50%) rotate(-30deg) scale(1.1);
  }
  85% {
    opacity: 1;
    transform: translate(var(--end-x), var(--end-y)) translate(-50%, -50%) rotate(0deg) scale(1);
  }
  92% {
    transform: translate(var(--end-x), var(--end-y)) translate(-50%, -50%) rotate(10deg) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translate(var(--end-x), var(--end-y)) translate(-50%, -50%) rotate(0deg) scale(1);
  }
}

/* ==================== 猫咪场景 ==================== */
.cat-scene {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
  cursor: pointer;
}

.cat-body {
  width: 220px;
  height: 240px;
}

.cat-full-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 4px 12px var(--shadow));
  overflow: visible;
}

/* 尾巴待机摆动 */
.cat-tail {
  transform-origin: 140px 160px;
  animation: tailWag 2s ease-in-out infinite;
}

@keyframes tailWag {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(8deg); }
  75% { transform: rotate(-5deg); }
}

/* 头部待机微动 */
.cat-head {
  transform-origin: 100px 120px;
  animation: headSway 4s ease-in-out infinite;
}

@keyframes headSway {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(2deg); }
}

/* 左爪子（无胳膊，上下移动） */
.cat-hand-left {
  animation: handIdle 3s ease-in-out infinite;
}

/* 右爪子（无胳膊，上下移动） */
.cat-hand-right {
  animation: handIdle 3s ease-in-out infinite reverse;
}

@keyframes handIdle {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ========== 选择时的动画 ========== */

/* 准备阶段：爪子举起来（胳膊不动） */
.cat-scene.preparing .cat-hand-left {
  animation: handUpLeft 0.5s ease-out forwards;
}

.cat-scene.preparing .cat-hand-right {
  animation: handUpRight 0.5s ease-out forwards;
}

@keyframes handUpLeft {
  0% { transform: translateY(0); }
  100% { transform: translateY(-25px); }
}

@keyframes handUpRight {
  0% { transform: translateY(0); }
  100% { transform: translateY(-25px); }
}

/* 抛食物阶段：爪子动起来（胳膊不动） */
.cat-scene.throwing .cat-hand-left {
  animation: handThrowLeft 0.8s ease-in-out;
}

.cat-scene.throwing .cat-hand-right {
  animation: handThrowRight 0.8s ease-in-out;
}

@keyframes handThrowLeft {
  0% { transform: translateY(-25px); }
  20% { transform: translateY(-45px); }
  40% { transform: translateY(-30px); }
  60% { transform: translateY(-40px); }
  80% { transform: translateY(-20px); }
  100% { transform: translateY(0); }
}

@keyframes handThrowRight {
  0% { transform: translateY(-25px); }
  20% { transform: translateY(-45px); }
  40% { transform: translateY(-30px); }
  60% { transform: translateY(-40px); }
  80% { transform: translateY(-20px); }
  100% { transform: translateY(0); }
}

/* 抛食物时头跟着动 */
.cat-scene.throwing .cat-head {
  animation: headThrow 0.8s ease-in-out;
}

@keyframes headThrow {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(-5deg) translateY(-5px); }
  50% { transform: rotate(3deg) translateY(-8px); }
  75% { transform: rotate(-2deg) translateY(-3px); }
  100% { transform: rotate(0deg); }
}

/* 抛食物时尾巴加速摆动 */
.cat-scene.throwing .cat-tail {
  animation: tailWagFast 0.8s ease-in-out;
}

@keyframes tailWagFast {
  0% { transform: rotate(0deg); }
  25% { transform: rotate(20deg); }
  50% { transform: rotate(-15deg); }
  75% { transform: rotate(10deg); }
  100% { transform: rotate(0deg); }
}

/* 开心阶段 */
.cat-scene.happy .cat-hand-left {
  animation: handHappy 0.5s ease-in-out infinite;
}

.cat-scene.happy .cat-hand-right {
  animation: handHappy 0.5s ease-in-out infinite reverse;
}

@keyframes handHappy {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.cat-scene.happy .cat-head {
  animation: headHappy 0.5s ease-in-out infinite;
}

@keyframes headHappy {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-8deg) translateY(-5px); }
  75% { transform: rotate(8deg) translateY(-5px); }
}

.cat-scene.happy .cat-tail {
  animation: tailHappy 0.3s ease-in-out infinite;
}

@keyframes tailHappy {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(25deg); }
}

/* 猫咪说话气泡 */
.cat-speech {
  position: absolute;
  top: -10px;
  right: -30px;
  background: var(--card);
  border-radius: 16px;
  padding: 8px 14px;
  font-size: 0.8rem;
  color: var(--text);
  box-shadow: 0 2px 12px var(--shadow);
  white-space: nowrap;
  opacity: 0;
  transform: scale(0.8) translateY(10px);
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}

.cat-speech::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right-color: var(--card);
}

.cat-speech.show {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* ==================== 碗区域 ==================== */
.bowl-area {
  position: relative;
  width: 160px;
  height: 80px;
  z-index: 5;
}

.bowl {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.3s ease;
}

.bowl-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 4px 12px var(--shadow));
}

/* 碗里的食物 */
.bowl-food {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%) scale(0);
  font-size: 48px;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 10;
}

.bowl-food.show {
  transform: translateX(-50%) scale(1);
}

/* 碗的光效 */
.bowl-glow {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 60px;
  background: radial-gradient(ellipse, rgba(255, 215, 0, 0.6) 0%, transparent 70%);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.bowl-glow.show {
  opacity: 1;
  animation: glowPulse 1s ease-in-out 2;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; transform: translateX(-50%) scale(1); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.3); }
}

/* 碗震动 */
.bowl.shake {
  animation: bowlShake 0.5s ease-in-out;
}

@keyframes bowlShake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-3px) rotate(-1deg); }
  20%, 40%, 60%, 80% { transform: translateX(3px) rotate(1deg); }
}

/* ==================== 选择按钮 ==================== */
.select-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 40px;
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
  transition: all 0.3s ease;
  min-height: 56px;
  margin-top: 16px;
  position: relative;
  z-index: 10;
}

.select-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 107, 0.5);
}

.select-btn:active {
  transform: translateY(1px);
  box-shadow: 0 2px 10px rgba(255, 107, 107, 0.4);
}

.select-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.btn-icon { font-size: 1.3rem; }

.shake-detect-hint {
  font-size: 0.8rem;
  color: var(--text-light);
  text-align: center;
  min-height: 20px;
  margin-top: 8px;
}

/* ==================== 结果区域 ==================== */
.result-area {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.result-area.show {
  opacity: 1;
  visibility: visible;
}

.result-card {
  background: var(--card);
  border-radius: 24px;
  width: 100%;
  max-width: 340px;
  box-shadow: 0 20px 60px var(--shadow-strong);
  transform: scale(0.8) translateY(20px);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}

.result-area.show .result-card {
  transform: scale(1) translateY(0);
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px dashed var(--secondary);
}

.result-category {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--primary);
  background: var(--secondary);
  padding: 6px 12px;
  border-radius: 20px;
}

.close-result-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--bg);
  color: var(--text-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.close-result-btn:hover {
  background: var(--accent);
  color: white;
}

.result-body {
  padding: 24px;
  text-align: center;
}

.result-emoji {
  font-size: 80px;
  line-height: 1;
  margin-bottom: 16px;
  animation: emojiBounce 0.6s ease-out;
}

@keyframes emojiBounce {
  0% { transform: scale(0) rotate(-20deg); }
  50% { transform: scale(1.2) rotate(10deg); }
  100% { transform: scale(1) rotate(0deg); }
}

.result-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.result-description {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.5;
  margin-bottom: 8px;
}

.result-detail {
  font-size: 0.85rem;
  color: var(--text-lighter);
  line-height: 1.6;
  margin-bottom: 16px;
  opacity: 0.8;
}

.result-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.tag {
  font-size: 0.8rem;
  padding: 4px 12px;
  background: var(--bg);
  color: var(--text);
  border-radius: 20px;
}

.result-footer {
  padding: 16px 24px 24px;
}

.reroll-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--accent);
  background: linear-gradient(135deg, var(--secondary), var(--bg));
  border: 2px solid var(--secondary);
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.reroll-btn:hover {
  background: var(--secondary);
  transform: scale(1.02);
}

.reroll-btn:active {
  transform: scale(0.98);
}

/* ==================== 粒子效果 ==================== */
.particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
}

.particle {
  position: absolute;
  font-size: 20px;
  animation: particleFly 1s ease-out forwards;
}

@keyframes particleFly {
  0% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(var(--tx), var(--ty)) scale(0);
  }
}

/* ==================== 偏好设置面板 ==================== */
.settings-panel {
  position: fixed;
  inset: 0;
  z-index: 300;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.settings-panel.show {
  opacity: 1;
  visibility: visible;
}

.panel-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.panel-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 85vh;
  background: var(--card);
  border-radius: 24px 24px 0 0;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.settings-panel.show .panel-content {
  transform: translateY(0);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid var(--bg);
}

.panel-header h3 {
  font-size: 1.2rem;
  font-weight: 600;
}

.close-panel-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.close-panel-btn:hover {
  background: var(--accent);
  color: white;
}

.panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  -webkit-overflow-scrolling: touch;
}

.pref-section { margin-bottom: 24px; }
.pref-section:last-child { margin-bottom: 0; }

.pref-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.pref-icon { font-size: 1.2rem; }
.must-have .pref-icon { color: var(--accent); }
.must-avoid .pref-icon { color: #888; }

.pref-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  min-height: 40px;
}

.pref-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  font-size: 0.9rem;
  border-radius: 20px;
  animation: tagPop 0.3s ease;
}

@keyframes tagPop {
  0% { transform: scale(0); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.pref-tag.must-have {
  background: var(--secondary);
  color: var(--accent);
}

.pref-tag.must-avoid {
  background: #E8E8E8;
  color: #888;
}

.pref-tag .remove-tag {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.1);
  color: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: all 0.2s ease;
}

.pref-tag .remove-tag:hover {
  background: rgba(0, 0, 0, 0.2);
}

.quick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-tag {
  padding: 8px 14px;
  font-size: 0.85rem;
  background: var(--bg);
  border: 1px dashed var(--secondary);
  border-radius: 20px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.quick-tag:hover {
  background: var(--secondary);
  border-style: solid;
}

.quick-tag.active {
  background: var(--success);
  border-style: solid;
  border-color: var(--success);
}

.panel-footer {
  display: flex;
  gap: 12px;
  padding: 16px 20px;
  padding-bottom: calc(16px + env(safe-area-inset-bottom, 0));
  border-top: 1px solid var(--bg);
}

.clear-pref-btn {
  flex: 1;
  padding: 14px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-light);
  background: var(--bg);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.clear-pref-btn:hover { background: #E8E8E8; }

.save-pref-btn {
  flex: 2;
  padding: 14px;
  font-size: 1rem;
  font-weight: 500;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.save-pref-btn:hover { transform: scale(1.02); }

.empty-hint {
  color: var(--text-light);
  font-size: 0.85rem;
  text-align: center;
  padding: 10px;
}

/* ==================== 响应式 ==================== */
@media (max-height: 700px) {
  .stage { height: 350px; }
  .cat-body { width: 180px; height: 200px; }
  .result-emoji { font-size: 60px; }
  .result-name { font-size: 1.3rem; }
}

@media (min-width: 421px) {
  .app {
    border-left: 1px solid var(--secondary);
    border-right: 1px solid var(--secondary);
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #2D2D2D;
    --card: #3D3D3D;
    --text: #F5F5F5;
    --text-light: #AAA;
    --secondary: #4A3D3D;
  }
}