/* ========== 基础重置 ========== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

:root {
  --bg-dark: #1a0a2e;
  --bg-purple: #2d1b4e;
  --neon-pink: #FF6B9D;
  --neon-cyan: #08D9D6;
  --neon-purple: #a855f7;
  --center-pink: #FF7EB3;
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  
  /* 轨道半径 */
  --orbit-radius: min(32vw, 120px);
  --avatar-size: min(15vw, 56px);
  --center-size: min(30vw, 115px);
  
  /* 底部面板高度 */
  --sheet-peek-height: 200px;
  --sheet-expanded-height: 70vh;
}

html, body {
  width: 100%;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  overflow: hidden;
}

/* ========== 主容器 ========== */
.pond-app {
  position: relative;
  width: 100%;
  max-width: 430px;
  height: 100vh;
  height: 100dvh;
  margin: 0 auto;
  background: linear-gradient(180deg, #1a0a2e 0%, #2d1b4e 50%, #1a0a2e 100%);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.pond-inner {
  position: relative;
  z-index: 10;
  padding: 12px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ========== 背景层 - 星空效果 ========== */
.bg-layer {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.5;
}

.orb-1 {
  width: 300px;
  height: 300px;
  top: -100px;
  left: -100px;
  background: #4a2c7a;
}

.orb-2 {
  width: 250px;
  height: 250px;
  top: 20%;
  right: -80px;
  background: #6b3fa0;
}

/* 星星效果 */
.bg-layer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(2px 2px at 20px 30px, white, transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 90px 40px, white, transparent),
    radial-gradient(2px 2px at 130px 80px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 160px 120px, white, transparent),
    radial-gradient(2px 2px at 200px 50px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 250px 160px, white, transparent),
    radial-gradient(2px 2px at 300px 100px, rgba(255,255,255,0.5), transparent);
  background-size: 350px 200px;
  animation: twinkle 4s ease-in-out infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

/* ========== 顶部栏 ========== */
.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  flex-shrink: 0;
}

.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
}

.filter-btn {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 6px 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ========== 匹配圆环区域 ========== */
.match-area {
  position: relative;
  width: 100%;
  flex: 1;
  min-height: 280px;
  max-height: 380px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 中心按钮 - 粉色圆形 */
.center-ring {
  position: absolute;
  width: var(--center-size);
  height: var(--center-size);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
}

/* 脉冲动画 */
.ring-pulse {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: rgba(255, 126, 179, 0.25);
  animation: pulse-expand 2s ease-out infinite;
}

.ring-pulse.delay-1 { animation-delay: 0.6s; }
.ring-pulse.delay-2 { animation-delay: 1.2s; }

@keyframes pulse-expand {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.6); opacity: 0; }
}

.ring-core {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #FFB6D3 0%, #FF7EB3 40%, #FF6BA8 100%);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 
    0 6px 24px rgba(255, 107, 157, 0.5),
    inset 0 2px 8px rgba(255, 255, 255, 0.3);
  transition: transform 0.2s;
}

.ring-core:active {
  transform: scale(0.95);
}

.core-inner {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.core-text {
  font-size: min(5vw, 20px);
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.core-sub {
  font-size: min(2.6vw, 10px);
  color: rgba(255, 255, 255, 0.9);
}

/* 轨道环 - 虚线圆 */
.orbit-ring {
  position: absolute;
  width: calc(var(--orbit-radius) * 2 + 20px);
  height: calc(var(--orbit-radius) * 2 + 20px);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: 1.5px dashed rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  pointer-events: none;
}

/* 用户头像容器 */
.orbit-users {
  position: absolute;
  width: calc(var(--orbit-radius) * 2 + var(--avatar-size));
  height: calc(var(--orbit-radius) * 2 + var(--avatar-size) + 40px);
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.orbit-user {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform 0.2s;
}

.orbit-user:active {
  transform: scale(1.05);
}

/* 6个用户位置 - 模拟左边图片布局 */
.orbit-user[data-pos="1"] { 
  left: 50%; 
  top: 0;
  transform: translateX(-50%);
}
.orbit-user[data-pos="2"] { 
  left: 0; 
  top: 18%;
  transform: translateX(-20%);
}
.orbit-user[data-pos="3"] { 
  right: 0; 
  top: 18%;
  transform: translateX(20%);
}
.orbit-user[data-pos="4"] { 
  left: 0; 
  top: 62%;
  transform: translateX(-10%);
}
.orbit-user[data-pos="5"] { 
  right: 0; 
  top: 62%;
  transform: translateX(10%);
}
.orbit-user[data-pos="6"] { 
  left: 50%; 
  bottom: 0;
  transform: translateX(-50%);
}

.user-avatar {
  width: var(--avatar-size);
  height: var(--avatar-size);
  border-radius: 50%;
  padding: 2px;
  background: linear-gradient(135deg, #FF6B9D, #a855f7, #08D9D6);
  position: relative;
  flex-shrink: 0;
}

.avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background: #2d1b4e;
  border: 2px solid #1a0a2e;
}

.user-name {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 4px;
  text-align: center;
  max-width: 70px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

.user-location {
  font-size: 9px;
  color: var(--text-secondary);
  text-align: center;
  text-shadow: 0 1px 2px rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  gap: 3px;
}

.user-location::before {
  content: '○';
  font-size: 6px;
  color: #4ade80;
}

/* ========== 广告横幅 ========== */
.promo-banner {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  margin-bottom: 10px;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  flex-shrink: 0;
}

.promo-icon-img {
  width: 48px;
  height: 36px;
  object-fit: contain;
  border-radius: 6px;
}

.promo-icon {
  font-size: 20px;
}

.promo-text {
  font-size: 11px;
  color: var(--text-secondary);
}

.promo-link {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.promo-new {
  font-size: 10px;
  padding: 2px 8px;
  background: linear-gradient(90deg, #FF6B9D, #FF8E53);
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
}

/* ========== 快捷操作按钮 ========== */
.quick-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 8px;
  flex-shrink: 0;
}

.action-btn {
  flex: 1;
  height: 52px;
  border: none;
  border-radius: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all 0.2s ease;
  padding: 0 14px;
}

.action-btn:active {
  transform: scale(0.97);
}

.action-btn.pink {
  background: linear-gradient(90deg, #FF6B9D, #FF8E9B);
  box-shadow: 0 4px 14px rgba(255, 107, 157, 0.4);
}

.action-btn.cyan {
  background: linear-gradient(90deg, #E8D5F2, #F5E6FA);
  box-shadow: 0 4px 14px rgba(168, 85, 247, 0.2);
}

.action-btn.cyan .btn-label,
.action-btn.cyan .btn-sub {
  color: #6b3fa0;
}

.btn-icon {
  font-size: 22px;
}

.btn-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.btn-label {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}

.btn-sub {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.8);
}

/* ========== 可折叠底部面板 ========== */
.bottom-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  max-width: 430px;
  margin: 0 auto;
  background: #fff;
  border-radius: 20px 20px 0 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateY(calc(100% - 160px));
  max-height: var(--sheet-expanded-height);
  box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.15);
}

.bottom-sheet.expanded {
  transform: translateY(0);
}

/* 拖动手柄 */
.sheet-handle {
  display: flex;
  justify-content: center;
  padding: 10px 16px 6px;
  cursor: pointer;
}

.handle-bar {
  width: 36px;
  height: 4px;
  background: #ddd;
  border-radius: 2px;
}

/* 区块头部 - 默认显示在底部 */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 16px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 16px;
  font-weight: 700;
  color: #333;
}

/* 上滑查看更多按钮 */
.section-more {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: #999;
  padding: 4px 10px;
  background: #f5f5f5;
  border-radius: 12px;
  cursor: pointer;
}

.section-more::before {
  content: '↑';
  font-size: 10px;
}

.bottom-sheet.expanded .section-more {
  display: none;
}

/* 快速匹配玩伴卡片区域 - 默认显示 */
.match-grid {
  display: flex;
  gap: 10px;
  padding: 0 16px;
}

.bottom-sheet.expanded .match-grid {
  display: flex;
}

/* 底部面板内容 - 默认隐藏 */
.sheet-content {
  display: none;
  padding: 0 16px 24px;
  overflow-y: auto;
  max-height: calc(var(--sheet-expanded-height) - 50px);
  -webkit-overflow-scrolling: touch;
}

.bottom-sheet.expanded .sheet-content {
  display: block;
}

.sheet-section {
  margin-bottom: 20px;
}

.peek-section {
  padding-bottom: 10px;
}

/* ========== 快速匹配玩伴卡片 ========== */
.match-grid {
  display: flex;
  gap: 10px;
  padding: 0 16px;
}

.match-card {
  flex: 1;
  padding: 14px 10px;
  border-radius: 14px;
  cursor: pointer;
  transition: transform 0.2s;
  position: relative;
  overflow: hidden;
  min-height: 80px;
}

.match-card:active {
  transform: scale(0.96);
}

.match-card:nth-child(1) {
  background: linear-gradient(135deg, #FFE4EC 0%, #FFCDD9 100%);
}

.match-card:nth-child(2) {
  background: linear-gradient(135deg, #E0F4F4 0%, #B8E8E8 100%);
}

.match-card:nth-child(3) {
  background: linear-gradient(135deg, #FFE8F0 0%, #FFD4E4 100%);
}

.match-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.match-title {
  font-size: 13px;
  font-weight: 700;
  color: #333;
}

.match-desc {
  font-size: 10px;
  color: #888;
}

.match-icon {
  position: absolute;
  right: 6px;
  bottom: 6px;
  font-size: 28px;
  opacity: 0.9;
}

/* ========== 派对 ========== */
.party-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 10px;
}

.party-card {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s;
  min-height: 70px;
}

.party-card:active {
  transform: scale(0.96);
}

.party-card.large {
  grid-column: span 2;
  min-height: 85px;
}

.party-bg {
  position: absolute;
  inset: 0;
}

.party-bg.pink { background: linear-gradient(135deg, #FF8FAB, #FF6B8A); }
.party-bg.cyan { background: linear-gradient(135deg, #4ECDC4, #45B7AA); }
.party-bg.purple { background: linear-gradient(135deg, #B794F6, #9F7AEA); }
.party-bg.orange { background: linear-gradient(135deg, #FFB347, #FF9500); }
.party-bg.green { background: linear-gradient(135deg, #68D391, #48BB78); }

.party-content {
  position: relative;
  z-index: 1;
  padding: 10px;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.party-title {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.party-count, .party-desc {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 2px;
}

.party-tag {
  margin-top: auto;
  font-size: 9px;
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 10px;
  color: #fff;
  width: fit-content;
}

/* ========== 小游戏 ========== */
.game-list {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}

.game-list::-webkit-scrollbar {
  display: none;
}

.game-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #f5f5f5;
  border-radius: 20px;
  cursor: pointer;
}

.game-item:active {
  background: #eee;
}

.game-name {
  font-size: 13px;
  font-weight: 500;
  color: #333;
}

.game-icon {
  font-size: 18px;
}

/* ========== 一起玩 ========== */
.together-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.together-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 8px;
  background: #f8f8f8;
  border-radius: 14px;
  cursor: pointer;
}

.together-card:active {
  transform: scale(0.96);
}

.together-icon {
  font-size: 26px;
  margin-bottom: 6px;
}

.together-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.together-title {
  font-size: 12px;
  font-weight: 600;
  color: #333;
}

.together-desc {
  font-size: 10px;
  color: #999;
}

/* ========== 响应式 ========== */
@media (max-height: 700px) {
  :root {
    --orbit-radius: min(28vw, 105px);
    --avatar-size: min(13vw, 48px);
    --center-size: min(26vw, 100px);
    --sheet-peek-height: 180px;
  }
  
  .match-area {
    min-height: 240px;
    max-height: 320px;
  }
}

@media (max-height: 600px) {
  :root {
    --orbit-radius: min(24vw, 90px);
    --avatar-size: min(11vw, 42px);
    --center-size: min(22vw, 85px);
    --sheet-peek-height: 160px;
  }
  
  .match-area {
    min-height: 200px;
    max-height: 280px;
  }
  
  .page-title {
    font-size: 20px;
  }
  
  .action-btn {
    height: 46px;
  }
  
  .btn-sub {
    display: none;
  }
}