:root {
  --bg: #f2f6fb;
  --card: #ffffff;
  --text: #1d2733;
  --sub: #6b7a8d;
  --line: #e4ebf3;
  --brand: #2f7cf6;
  --brand-2: #16b6b0;
  --ok: #22c07a;
  --warn: #ff8f3f;
  --danger: #f0555c;
  --shadow: 0 10px 30px rgba(31, 63, 104, .08);
  --radius: 16px;
}

body.dark {
  --bg: #101722;
  --card: #17212f;
  --text: #e6edf6;
  --sub: #8fa0b6;
  --line: #26334a;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.bg-deco {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 420px at 88% -8%, rgba(47, 124, 246, .16), transparent 60%),
    radial-gradient(700px 380px at 4% 4%, rgba(22, 182, 176, .14), transparent 60%);
  z-index: 0;
}

/* 顶栏 */
.topbar {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 26px 20px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 14px; }

.logo {
  width: 52px; height: 52px;
  border-radius: 15px;
  display: grid; place-items: center;
  font-weight: 800; font-size: 20px; color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 8px 18px rgba(47, 124, 246, .3);
}
.logo span { font-size: 13px; opacity: .85; }

.brand-text h1 { margin: 0; font-size: 22px; letter-spacing: .5px; }
.brand-text p { margin: 4px 0 0; font-size: 13px; color: var(--sub); }

.topbar-actions { display: flex; gap: 8px; }

.icon-btn {
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 12px;
  font-size: 17px;
  cursor: pointer;
  transition: .18s;
}
.icon-btn:hover { transform: translateY(-2px); border-color: var(--brand); }

/* 布局 */
.container {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 10px 20px 60px;
  display: grid;
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; margin-bottom: 14px;
}
.card-head h2 { margin: 0; font-size: 16px; }
.hint { font-size: 12px; color: var(--sub); }

/* 场景 */
.scene-tabs { display: flex; gap: 10px; flex-wrap: wrap; }

.scene-tab {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: .18s;
  display: flex; align-items: center; gap: 6px;
}
.scene-tab:hover { border-color: var(--brand); transform: translateY(-1px); }
.scene-tab.active {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff; border-color: transparent;
  box-shadow: 0 6px 14px rgba(47, 124, 246, .28);
}

/* 运行区 */
.run-card { display: grid; grid-template-columns: 260px 1fr; gap: 20px; align-items: center; }
.run-left { display: grid; gap: 14px; justify-items: center; }

.ring-wrap { position: relative; width: 150px; height: 150px; }
.ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: var(--line); stroke-width: 10; }
.ring-fg {
  fill: none;
  stroke: var(--brand);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: 326.7;
  transition: stroke-dashoffset .3s linear, stroke .3s;
}
.ring-fg.warn { stroke: var(--warn); }
.ring-fg.over { stroke: var(--danger); }

.ring-center {
  position: absolute; inset: 0;
  display: grid; place-content: center; text-align: center;
}
.timer-text { font-size: 34px; font-weight: 800; line-height: 1; }
.timer-unit { font-size: 12px; color: var(--sub); margin-top: 4px; }

.run-btns { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }

.btn {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 11px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: .18s;
}
.btn:hover { transform: translateY(-1px); border-color: var(--brand); }
.btn.primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff; border-color: transparent;
  box-shadow: 0 6px 14px rgba(47, 124, 246, .25);
  font-weight: 600;
}
.btn.ghost { background: transparent; }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.danger:hover { background: var(--danger); color: #fff; }
.btn.small { padding: 8px 12px; font-size: 13px; }

.run-right { display: grid; gap: 14px; }

.progress-label {
  display: flex; justify-content: space-between;
  font-size: 13px; color: var(--sub); margin-bottom: 8px;
}
.bar { height: 10px; background: var(--line); border-radius: 999px; overflow: hidden; }
.bar-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  border-radius: 999px;
  transition: width .35s;
}

.done-tip {
  display: none;
  padding: 10px 14px;
  border-radius: 12px;
  background: rgba(34, 192, 122, .12);
  color: var(--ok);
  font-size: 14px; font-weight: 600;
}
.done-tip.show { display: block; animation: pop .35s ease; }

.mini-stats { display: flex; gap: 10px; flex-wrap: wrap; }
.mini {
  flex: 1 1 100px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  text-align: center;
}
.mini b { display: block; font-size: 20px; color: var(--brand); }
.mini span { font-size: 12px; color: var(--sub); }

/* 清单 */
.head-tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.quick-add {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 11px;
  padding: 8px 12px;
  font-size: 13px;
  width: 210px;
  outline: none;
}
.quick-add:focus { border-color: var(--brand); }

.quick-cat {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 11px;
  padding: 8px 6px;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}
.quick-cat:focus { border-color: var(--brand); }

.list-groups { display: grid; gap: 16px; }
.group-title {
  font-size: 13px; color: var(--sub);
  margin: 0 0 8px; display: flex; align-items: center; gap: 8px;
}
.group-title::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.items { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }

.item {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 11px 12px;
  display: flex; align-items: center; gap: 10px;
  cursor: pointer;
  transition: .18s;
  background: transparent;
  position: relative;
}
.item:hover { border-color: var(--brand); transform: translateY(-1px); }

.item .box {
  width: 20px; height: 20px; flex: none;
  border: 2px solid var(--line);
  border-radius: 6px;
  display: grid; place-items: center;
  font-size: 12px; color: #fff;
  transition: .18s;
}
.item.checked { border-color: var(--ok); background: rgba(34, 192, 122, .09); }
.item.checked .box { background: var(--ok); border-color: var(--ok); }
.item.checked .name { text-decoration: line-through; color: var(--sub); }

.item .name { flex: 1; font-size: 14px; }
.item .badge {
  font-size: 11px; padding: 2px 7px; border-radius: 999px;
  background: rgba(255, 143, 63, .14); color: var(--warn);
}
.item .del {
  opacity: 0; border: none; background: transparent;
  color: var(--sub); cursor: pointer; font-size: 14px; padding: 0 2px;
  transition: .18s;
}
.item:hover .del { opacity: 1; }
.item .del:hover { color: var(--danger); }

.empty-tip { display: none; font-size: 13px; color: var(--sub); text-align: center; padding: 18px 0; }
.foot-note { text-align: center; font-size: 12px; color: var(--sub); }

/* 弹窗 */
.modal {
  position: fixed; inset: 0; z-index: 20;
  background: rgba(15, 25, 40, .5);
  display: none; align-items: center; justify-content: center;
  padding: 20px;
}
.modal.show { display: flex; animation: fade .2s ease; }

.modal-box {
  width: 100%; max-width: 520px;
  max-height: 82vh; overflow: auto;
  background: var(--card);
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .25);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
}
.modal-head h3 { margin: 0; font-size: 16px; }
.close {
  border: none; background: transparent; color: var(--sub);
  font-size: 24px; cursor: pointer; line-height: 1;
}
.modal-body { padding: 16px 18px 20px; }
.modal-body h4 { margin: 16px 0 8px; font-size: 14px; }
.modal-body h4:first-child { margin-top: 0; }
.tip-line { font-size: 13px; color: var(--sub); margin: 0 0 12px; }

.rank { display: grid; gap: 8px; }
.rank-row { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.rank-row .rk { width: 20px; color: var(--sub); }
.rank-row .rb { flex: 1; }
.rank-row .rc { color: var(--warn); font-size: 12px; }
.rank-row .rbar { height: 6px; background: linear-gradient(90deg, var(--warn), var(--brand)); border-radius: 999px; }

.week-chart { display: flex; gap: 8px; align-items: flex-end; height: 110px; }
.wcol { flex: 1; text-align: center; font-size: 11px; color: var(--sub); }
.wbar {
  width: 100%; border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, var(--brand), var(--brand-2));
  min-height: 4px; margin-bottom: 5px;
  transition: height .3s;
}
.wbar.zero { background: var(--line); }

.history-list { display: grid; gap: 6px; max-height: 170px; overflow: auto; }
.hrow {
  display: flex; justify-content: space-between;
  font-size: 12.5px; color: var(--sub);
  border-bottom: 1px dashed var(--line); padding-bottom: 5px;
}
.hrow b { color: var(--text); font-weight: 600; }

.set-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.switch-row { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--sub); }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 34px;
  transform: translate(-50%, 20px);
  background: rgba(29, 39, 51, .94);
  color: #fff; padding: 10px 18px;
  border-radius: 999px; font-size: 13.5px;
  opacity: 0; pointer-events: none; transition: .25s; z-index: 40;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* 撒花 */
.confetti { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 30; }
.confetti i {
  position: absolute; top: -14px;
  width: 8px; height: 14px; border-radius: 2px;
  animation: fall linear forwards;
}
@keyframes fall { to { transform: translateY(105vh) rotate(720deg); opacity: .9; } }
@keyframes pop { from { transform: scale(.9); opacity: 0; } }
@keyframes fade { from { opacity: 0; } }

@media (max-width: 760px) {
  .run-card { grid-template-columns: 1fr; }
  .quick-add { width: 150px; }
  .brand-text h1 { font-size: 19px; }
}