/* 苹果风设计系统（v1.2）：白/浅灰底 + 单一橙色强调色 + 系统字体 + 细线图标 */
:root {
  --bg: #F5F5F7;
  --card: #FFFFFF;
  --text: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #86868B;
  --accent: #FF9500;
  --accent-deep: #E68600;
  --accept: #34C759;
  --danger: #FF3B30;
  --fill: #F2F2F7;
  --line: #E5E5EA;
  --radius: 16px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
  padding-bottom: calc(76px + env(safe-area-inset-bottom));
}

button { font-family: inherit; }

/* ---------- 通用控件 ---------- */
.btn {
  border: none;
  border-radius: 14px;
  padding: 13px 22px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .15s ease, transform .08s ease;
}
.btn:active { transform: scale(.97); opacity: .9; }
.btn:disabled { opacity: .5; cursor: default; }
.btn-lg { width: 100%; padding: 15px 22px; font-size: 17px; border-radius: 16px; }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .12);
}
.btn-accept {
  background: var(--accept);
  color: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .12);
}
.btn-secondary { background: var(--fill); color: var(--text); }
.btn-danger { background: #FFF0EE; color: var(--danger); }
.mini-btn {
  border: none;
  background: var(--fill);
  color: var(--text-secondary);
  border-radius: 10px;
  padding: 7px 12px;
  font-size: 13px;
  cursor: pointer;
}
.mini-btn:active { opacity: .75; }

.input {
  width: 100%;
  border: none;
  border-radius: 12px;
  background: var(--fill);
  padding: 12px 14px;
  font-size: 16px;
  color: var(--text);
  outline: none;
  appearance: none;
}
.input:focus { box-shadow: 0 0 0 3px rgba(255, 149, 0, .25); }
select.input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-tertiary) 50%), linear-gradient(135deg, var(--text-tertiary) 50%, transparent 50%); background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }

.hint { color: var(--text-tertiary); font-size: 13px; text-align: center; margin: 14px 8px 6px; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px 16px;
  margin: 12px 0;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .05);
}
.card h3 { margin: 0 0 14px; font-size: 15px; font-weight: 600; color: var(--text-secondary); }
.card label { display: block; font-size: 13px; color: var(--text-tertiary); margin-bottom: 12px; }
.card .btn { margin-top: 6px; }

.toast {
  position: fixed;
  top: calc(16px + env(safe-area-inset-top));
  left: 50%;
  transform: translateX(-50%);
  background: rgba(29, 29, 31, .92);
  color: #fff;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 14px;
  z-index: 100;
  max-width: 86vw;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .18);
  animation: toast-in .2s ease;
}
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, -8px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------- 顶栏 / 底部导航 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: calc(14px + env(safe-area-inset-top)) 20px 10px;
  background: rgba(245, 245, 247, .86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.brand { font-size: 24px; font-weight: 700; letter-spacing: -0.3px; }

.tabbar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding: 6px 0 calc(6px + env(safe-area-inset-bottom));
  z-index: 30;
}
.tab-btn {
  border: none;
  background: none;
  padding: 4px 0;
  font-size: 10px;
  color: var(--text-tertiary);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}
.tab-btn svg { width: 24px; height: 24px; }
.tab-btn span { font-size: 10px; font-weight: 500; }
.tab-btn.active { color: var(--accent); }

.content { padding: 4px 16px 12px; }
.tab-page { padding: 0; }

/* ---------- 转盘 ---------- */
.note-box { margin: 10px 0 4px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip {
  border: none;
  background: var(--fill);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 15px;
  font-size: 14px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.chip.active { background: var(--accent); color: #fff; }

.wheel-wrap {
  position: relative;
  width: min(88vw, 340px);
  margin: 16px auto;
  background: var(--card);
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 10px 34px rgba(0, 0, 0, .08);
}
.wheel-wrap canvas { display: block; width: 100%; height: auto; border-radius: 50%; }
.pointer {
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 11px solid transparent;
  border-right: 11px solid transparent;
  border-top: 17px solid var(--text);
  z-index: 2;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, .2));
}
.btn-spin { max-width: 240px; margin: 2px auto 0; display: block; }

/* ---------- 翻牌 ---------- */
.flip-area { text-align: center; padding-top: 18px; }
.flip-card {
  width: 240px;
  height: 300px;
  margin: 0 auto 20px;
  perspective: 1000px;
  cursor: pointer;
}
.flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform .65s ease;
  transform-style: preserve-3d;
}
.flip-card.flipped .flip-inner { transform: rotateY(180deg); }
.flip-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px;
}
.flip-front {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(255, 149, 0, .25);
}
.flip-q { font-size: 72px; line-height: 1; font-weight: 300; color: var(--accent); }
.flip-sub { font-size: 14px; color: var(--text-tertiary); }
.flip-back {
  background: var(--card);
  border: 1px solid var(--line);
  transform: rotateY(180deg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .08);
}
.flip-emoji { font-size: 58px; line-height: 1; }
.flip-name { font-size: 26px; font-weight: 700; }
.flip-tagline { font-size: 13px; color: var(--text-tertiary); }

.result-actions { display: flex; flex-direction: column; gap: 10px; padding: 0; }
.result-actions .btn { width: 100%; }

/* ---------- 清单 ---------- */
.list-toolbar { display: flex; justify-content: space-between; align-items: center; margin: 12px 0; }
.entry-form {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .05);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 12px 0; }
.form-grid label { font-size: 12px; color: var(--text-tertiary); display: block; }
.entry-form-actions { display: flex; gap: 10px; }
.entry-form-actions .btn { flex: 1; }

.entry-list { display: flex; flex-direction: column; gap: 8px; }
.entry-row {
  background: var(--card);
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05);
  cursor: pointer;
}
.entry-main { display: flex; align-items: center; gap: 12px; min-width: 0; }
.entry-emoji { font-size: 24px; }
.entry-name { font-size: 15px; font-weight: 600; }
.entry-tags { font-size: 12px; color: var(--text-tertiary); }

/* ---------- 设置 ---------- */
.recent-list { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.recent-item {
  background: var(--fill);
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 13px;
  color: var(--text-secondary);
}

/* ---------- 结果弹层 ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 24px;
}
.modal-card {
  background: var(--card);
  border-radius: 24px;
  padding: 32px 22px 22px;
  position: relative;
  width: 100%;
  max-width: 340px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, .18);
  animation: pop-in .25s ease;
}
@keyframes pop-in { from { opacity: 0; transform: scale(.92); } to { opacity: 1; transform: scale(1); } }
.modal-close {
  position: absolute;
  top: 12px;
  right: 14px;
  border: none;
  background: var(--fill);
  color: var(--text-secondary);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}
.modal-close:active { opacity: .7; }
.modal-emoji { font-size: 60px; line-height: 1; }
.modal-title { color: var(--text-tertiary); font-size: 14px; margin-top: 12px; }
.modal-name { font-size: 28px; font-weight: 700; margin: 4px 0 2px; letter-spacing: -0.3px; }
.modal-tags { color: var(--text-tertiary); font-size: 13px; margin-bottom: 20px; }

/* 确认弹层（盖在结果弹层之上） */
#confirm-modal { z-index: 60; }
.confirm-card { padding: 24px 22px 20px; }
.confirm-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.confirm-message { color: var(--text-secondary); font-size: 15px; margin-bottom: 20px; line-height: 1.6; }
.confirm-actions { display: flex; gap: 10px; }
.confirm-actions .btn { flex: 1; }