* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

:root {
  --primary: #7c5cbf;
  --primary-light: #a07ed6;
  --primary-dark: #5a3d9a;
  --bg: #f7f3ff;
  --card-bg: #ffffff;
  --text: #2d2d2d;
  --text-muted: #888;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(124, 92, 191, 0.15);
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

#app {
  min-height: 100vh;
  position: relative;
}

/* ===== 通用页面 ===== */
.page {
  display: none;
  min-height: 100vh;
  animation: fadeIn 0.35s ease;
}
.page.active {
  display: block;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== 首页 ===== */
.home-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 40px 28px;
  background: linear-gradient(160deg, #ede0ff 0%, #f7f3ff 60%, #e8f4ff 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.home-emoji {
  font-size: 64px;
  margin-bottom: 24px;
  animation: float 3s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.home-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.35;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.home-desc {
  font-size: 15px;
  color: #666;
  line-height: 1.8;
  margin-bottom: 20px;
}

.home-stats {
  font-size: 13px;
  color: var(--primary-light);
  background: rgba(124,92,191,0.08);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 36px;
}

.home-tip {
  font-size: 12px;
  color: #bbb;
  margin-top: 20px;
}

/* ===== 悬浮装饰 emoji ===== */
.floating-emojis {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}
.float-item {
  position: absolute;
  left: var(--x);
  top: var(--y);
  font-size: 28px;
  opacity: 0.25;
  animation: floatAround 6s ease-in-out infinite;
  animation-delay: var(--delay);
}
@keyframes floatAround {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25%      { transform: translate(8px, -12px) rotate(5deg); }
  50%      { transform: translate(-6px, -20px) rotate(-3deg); }
  75%      { transform: translate(10px, -8px) rotate(4deg); }
}

/* ===== 结果预告标签 ===== */
.result-preview-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}
.preview-tag {
  padding: 5px 14px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(124,92,191,0.15);
  border-radius: 20px;
  font-size: 12px;
  color: var(--primary-dark);
  font-weight: 500;
  animation: tagPop 0.5s ease backwards;
}
.preview-tag:nth-child(1) { animation-delay: 0.5s; }
.preview-tag:nth-child(2) { animation-delay: 0.7s; }
.preview-tag:nth-child(3) { animation-delay: 0.9s; }
.preview-tag:nth-child(4) { animation-delay: 1.1s; }
@keyframes tagPop {
  from { opacity: 0; transform: scale(0.8); }
  to   { opacity: 1; transform: scale(1); }
}
.preview-hint {
  width: 100%;
  text-align: center;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  margin-top: 4px;
  animation: tagPop 0.5s ease backwards;
  animation-delay: 1.3s;
}

/* ===== 热门评论钩子 ===== */
.hot-comments {
  width: 100%;
  max-width: 340px;
  height: 48px;
  overflow: hidden;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
  border-radius: 12px;
  background: rgba(255,255,255,0.5);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(124,92,191,0.1);
}
.comment-scroll {
  animation: scrollComments 15s linear infinite;
}
.comment-item {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  font-size: 13px;
  color: #666;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comment-author {
  font-size: 11px;
  color: var(--primary-light);
  flex-shrink: 0;
}
@keyframes scrollComments {
  0%   { transform: translateY(0); }
  16%  { transform: translateY(0); }
  20%  { transform: translateY(-48px); }
  36%  { transform: translateY(-48px); }
  40%  { transform: translateY(-96px); }
  56%  { transform: translateY(-96px); }
  60%  { transform: translateY(-144px); }
  76%  { transform: translateY(-144px); }
  80%  { transform: translateY(-192px); }
  96%  { transform: translateY(-192px); }
  100% { transform: translateY(-240px); }
}

/* ===== 开始按钮脉冲动画 ===== */
.btn-start {
  width: 100%;
  max-width: 320px;
  padding: 18px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(124,92,191,0.4);
  transition: transform 0.15s, box-shadow 0.15s;
  letter-spacing: 1px;
  position: relative;
  z-index: 1;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  animation: pulse 2.5s ease-in-out infinite;
}
.btn-start .btn-arrow {
  display: inline-block;
  animation: arrowBounce 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 8px 24px rgba(124,92,191,0.4); }
  50%      { box-shadow: 0 8px 40px rgba(124,92,191,0.65), 0 0 0 8px rgba(124,92,191,0.1); }
}
@keyframes arrowBounce {
  0%, 100% { transform: translateX(0); }
  50%      { transform: translateX(5px); }
}
.btn-start:active {
  transform: scale(0.97);
  box-shadow: 0 4px 12px rgba(124,92,191,0.3);
  animation: none;
}

/* ===== 实时滚动通知 ===== */
.live-ticker {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  pointer-events: none;
}
.ticker-item {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(124,92,191,0.12);
  border-radius: 24px;
  padding: 8px 18px;
  font-size: 12px;
  color: #666;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  white-space: nowrap;
  animation: tickerIn 0.4s ease, tickerOut 0.4s ease 2.6s forwards;
}
@keyframes tickerIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes tickerOut {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-10px); }
}

/* 首页内容层级 */
.home-emoji,
.home-title,
.home-desc,
.home-stats,
.home-tip {
  position: relative;
  z-index: 1;
}

/* ===== 答题页 ===== */
.quiz-header {
  position: sticky;
  top: 0;
  background: var(--bg);
  padding: 20px 24px 12px;
  z-index: 10;
}

.progress-bar {
  height: 6px;
  background: rgba(124,92,191,0.15);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.4,0,0.2,1);
  width: 10%;
}

.progress-text {
  text-align: right;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
}

.quiz-body {
  padding: 16px 24px 40px;
}

.question-wrap {
  animation: slideIn 0.3s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

.question-text {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 28px;
  min-height: 60px;
}

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

.option-btn {
  width: 100%;
  padding: 16px 20px;
  background: var(--card-bg);
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  transition: all 0.2s;
  line-height: 1.5;
}
.option-btn:active,
.option-btn.selected {
  border-color: var(--primary);
  background: rgba(124,92,191,0.06);
  color: var(--primary-dark);
  transform: scale(0.99);
}

/* ===== 结果页 ===== */
.result-wrap {
  padding: 24px 20px 60px;
  max-width: 480px;
  margin: 0 auto;
}

.result-card {
  background: linear-gradient(145deg, #fff 0%, #f8f2ff 100%);
  border-radius: 24px;
  padding: 32px 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  text-align: center;
  border: 1px solid rgba(124,92,191,0.1);
}

.result-badge {
  font-size: 56px;
  margin-bottom: 12px;
}

.result-type {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.result-quote {
  font-size: 15px;
  color: var(--primary);
  font-style: italic;
  line-height: 1.7;
  padding: 0 8px;
  margin-bottom: 20px;
}

.result-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(124,92,191,0.2), transparent);
  margin-bottom: 20px;
}

.result-desc {
  font-size: 14px;
  color: #555;
  line-height: 1.9;
  text-align: left;
}

.result-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
  justify-content: center;
}

.tag {
  padding: 4px 14px;
  background: rgba(124,92,191,0.1);
  color: var(--primary);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

/* 分布图 */
.result-insight {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.result-insight h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chart-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chart-label {
  font-size: 13px;
  color: var(--text-muted);
  width: 64px;
  flex-shrink: 0;
}

.chart-bar-wrap {
  flex: 1;
  height: 10px;
  background: rgba(124,92,191,0.1);
  border-radius: 5px;
  overflow: hidden;
}

.chart-bar {
  height: 100%;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transition: width 0.8s cubic-bezier(0.4,0,0.2,1);
}

.chart-val {
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  width: 24px;
  text-align: right;
}

/* 按钮 */
.result-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 12px;
}

.btn-copy-link {
  width: 100%;
  padding: 14px 0;
  background: transparent;
  color: var(--primary);
  font-size: 15px;
  font-weight: 600;
  border: 2px solid var(--primary);
  border-radius: 50px;
  cursor: pointer;
}

.btn-share {
  width: 100%;
  padding: 16px 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(124,92,191,0.35);
  letter-spacing: 0.5px;
}

.btn-retry {
  width: 100%;
  padding: 14px 0;
  background: transparent;
  color: var(--primary);
  font-size: 15px;
  font-weight: 600;
  border: 2px solid var(--primary);
  border-radius: 50px;
  cursor: pointer;
}

.result-tip {
  text-align: center;
  font-size: 12px;
  color: #bbb;
}

/* 分享蒙层提示 */
.share-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,0,0,0.75);
  color: #fff;
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 14px;
  z-index: 999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}
.share-toast.show {
  opacity: 1;
}