/* 定时提醒 PWA —— 移动优先，跟随系统深浅色 */

:root {
  --bg: #f4f5f9;
  --surface: #ffffff;
  --surface-2: #f0f1f6;
  --border: #e2e4ec;
  --text: #1b1d29;
  --text-dim: #6b6f80;
  --text-faint: #9aa0b0;
  --accent: #4f46e5;
  --accent-soft: #eceafe;
  --accent-text: #ffffff;
  --danger: #dc2626;
  --danger-soft: #fdeceb;
  --success: #059669;
  --warn: #b45309;
  --warn-soft: #fef3c7;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(20, 22, 40, .06), 0 6px 20px rgba(20, 22, 40, .05);
  --tabbar-h: 58px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1118;
    --surface: #191c26;
    --surface-2: #222633;
    --border: #2c3040;
    --text: #e9ebf2;
    --text-dim: #9ba1b4;
    --text-faint: #6e7488;
    --accent: #7c74f5;
    --accent-soft: #262445;
    --accent-text: #ffffff;
    --danger: #f87171;
    --danger-soft: #3a1f22;
    --success: #34d399;
    --warn: #fbbf24;
    --warn-soft: #37301a;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 6px 20px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
}

h1, h2, h3 { margin: 0; font-weight: 600; }
p { margin: 0; }
ol, ul { margin: 0; padding: 0; list-style: none; }
[hidden] { display: none !important; }

/* ---------- 邮箱登记 ---------- */

.onboarding {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 22px calc(32px + env(safe-area-inset-bottom));
}

.onboarding-inner { width: 100%; max-width: 380px; text-align: center; }
.brand-mark { color: var(--accent); margin-bottom: 14px; }
.onboarding h1 { font-size: 27px; letter-spacing: -.4px; }
.onboarding-lead { margin-top: 10px; color: var(--text-dim); font-size: 14.5px; }
.onboarding-form { margin-top: 30px; text-align: left; }

/* ---------- 外壳 ---------- */

.shell {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(12px + env(safe-area-inset-top)) 18px 12px;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
}

.app-header.scrolled { border-bottom-color: var(--border); }
.app-title { font-size: 21px; letter-spacing: -.3px; }

.icon-btn {
  flex: none;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  transition: transform .12s ease, opacity .12s ease;
}
.icon-btn:active { transform: scale(.92); }

.app-main { flex: 1; padding: 4px 18px 26px; }
.view { display: flex; flex-direction: column; gap: 14px; }

/* ---------- 提示条 ---------- */

.banner {
  margin: 0 18px 12px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--warn-soft);
  color: var(--warn);
  border: 1px solid color-mix(in srgb, var(--warn) 28%, transparent);
  font-size: 13.5px;
}
.banner-text { line-height: 1.5; }
.banner-actions { display: flex; gap: 8px; margin-top: 10px; }

/* ---------- 卡片 ---------- */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.card-title { font-size: 15px; margin-bottom: 12px; }
.card-desc { color: var(--text-dim); font-size: 13.5px; margin-bottom: 10px; }

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 2px 0;
}
.section-head h2 { font-size: 16px; }

.kv {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.kv:last-of-type { border-bottom: 0; }
.kv span { color: var(--text-dim); flex: none; }
.kv strong { font-weight: 500; text-align: right; word-break: break-all; }

/* ---------- 表单 ---------- */

.field { display: block; margin-bottom: 14px; }
.field:last-child { margin-bottom: 0; }
.field-label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; }
.req { color: var(--danger); font-style: normal; }
.field-hint { display: block; margin-top: 7px; font-size: 12.5px; color: var(--text-faint); line-height: 1.5; }
.field-suffix { font-size: 13px; color: var(--text-dim); }

.field-inline {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  margin-bottom: 0;
}
.field-inline .field-label { margin: 0; flex: none; }
.field-inline input[type="number"] { width: 96px; flex: none; }

input[type="text"], input[type="email"], input[type="number"],
input[type="time"], textarea, select {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  font-size: 15px;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
  appearance: none;
  -webkit-appearance: none;
}

input[type="time"] { min-height: 42px; }
textarea { resize: vertical; line-height: 1.5; }

select {
  background-image: linear-gradient(45deg, transparent 50%, var(--text-dim) 50%),
                    linear-gradient(135deg, var(--text-dim) 50%, transparent 50%);
  background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 34px;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

.form-error {
  margin: 4px 2px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 13.5px;
}

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  font: inherit;
  font-size: 14.5px;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform .12s ease, opacity .12s ease, background .12s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .5; cursor: default; transform: none; }

.btn-primary { background: var(--accent); color: var(--accent-text); }
.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn-ghost { background: transparent; color: var(--accent); }
.btn-danger { background: var(--danger-soft); color: var(--danger); }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 11px; font-size: 13px; }

.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
.btn-row .btn { flex: 1 1 auto; }

/* ---------- 分段控件 / 标签 ---------- */

.seg {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 4px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
}

.seg-btn {
  flex: 1 1 26%;
  padding: 8px 10px;
  font: inherit;
  font-size: 13.5px;
  color: var(--text-dim);
  background: transparent;
  border: 0;
  border-radius: 7px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.seg-btn[aria-pressed="true"] {
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .1);
}

.chip-grid { display: flex; flex-wrap: wrap; gap: 7px; }
.chip-grid-dense { gap: 6px; }

.chip {
  padding: 7px 12px;
  min-width: 42px;
  font: inherit;
  font-size: 13.5px;
  text-align: center;
  color: var(--text-dim);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: all .13s ease;
}
.chip-grid-dense .chip { padding: 6px 0; min-width: 38px; flex: 0 0 38px; font-size: 13px; }
.chip-grid-dense .chip-last { flex: 0 0 auto; padding: 6px 12px; }

.chip[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
  font-weight: 500;
}

/* ---------- 子区块 ---------- */

.sub-block { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.sub-block h3 { font-size: 13.5px; color: var(--text-dim); margin-bottom: 10px; font-weight: 500; }
.sub-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.sub-head h3 { margin: 0; }

.row-list { display: flex; flex-direction: column; gap: 8px; }

.time-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.time-row input[type="time"] { flex: 1 1 0; min-width: 0; }
.time-row .sep { flex: none; color: var(--text-faint); font-size: 13px; }

.row-remove {
  flex: none;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  font-size: 18px;
  line-height: 1;
  color: var(--text-faint);
  background: transparent;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}
.row-remove:hover { color: var(--danger); background: var(--danger-soft); }
.row-remove:disabled { opacity: .3; cursor: default; }

.radio-list { display: flex; flex-direction: column; gap: 4px; }

.radio-row, .check-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 2px;
  cursor: pointer;
}
.radio-row input, .check-row input { margin-top: 3px; flex: none; accent-color: var(--accent); width: 17px; height: 17px; }
.radio-row span { display: block; }
.radio-row strong { display: block; font-weight: 500; font-size: 14.5px; }
.radio-row em { display: block; font-style: normal; font-size: 12.5px; color: var(--text-faint); margin-top: 2px; }
.check-row { margin-top: 8px; font-size: 14.5px; }

/* ---------- 任务卡片 ---------- */

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

.task-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: opacity .18s ease;
}
.task-card.is-off { opacity: .55; }

.task-main { flex: 1 1 auto; min-width: 0; cursor: pointer; }
.task-name { font-size: 16px; font-weight: 600; letter-spacing: -.2px; word-break: break-word; }
.task-body { margin-top: 3px; font-size: 13.5px; color: var(--text-dim); word-break: break-word; }
.task-rule { margin-top: 8px; font-size: 12.5px; color: var(--text-faint); line-height: 1.5; }

.task-next {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 9px;
  padding: 4px 9px;
  font-size: 12.5px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 500;
}
.task-next.is-idle { background: var(--surface-2); color: var(--text-faint); font-weight: 400; }

/* 开关 */
.switch { flex: none; position: relative; width: 46px; height: 27px; }
.switch input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; z-index: 1; }
.switch .track {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 999px;
  transition: background .18s ease;
}
.switch .track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 21px;
  height: 21px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .3);
  transition: transform .18s ease;
}
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track::after { transform: translateX(19px); }

/* ---------- 预览 ---------- */

.rule-summary { font-size: 14px; color: var(--text); line-height: 1.6; }
.rule-count { margin-top: 6px; font-size: 12.5px; color: var(--text-faint); }
.rule-count.is-warn { color: var(--warn); }

.preview-list { margin-top: 12px; display: flex; flex-direction: column; gap: 1px; }
.preview-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  font-size: 13.5px;
  border-bottom: 1px solid var(--border);
}
.preview-list li:last-child { border-bottom: 0; }
.preview-list .p-when { font-variant-numeric: tabular-nums; }
.preview-list .p-rel { color: var(--text-faint); font-size: 12.5px; }
.preview-empty { padding: 10px 0; color: var(--text-faint); font-size: 13.5px; }

/* ---------- 记录 ---------- */

.history-list { display: flex; flex-direction: column; gap: 8px; }

.history-item {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.history-dot { flex: none; width: 8px; height: 8px; margin-top: 7px; border-radius: 50%; background: var(--success); }
.history-item.is-missed .history-dot { background: var(--text-faint); }
.history-main { flex: 1; min-width: 0; }
.history-title { font-size: 14.5px; font-weight: 500; word-break: break-word; }
.history-meta { margin-top: 2px; font-size: 12.5px; color: var(--text-faint); }
.history-item.is-missed .history-title { color: var(--text-dim); }
.history-tag { flex: none; font-size: 11.5px; color: var(--text-faint); padding-top: 2px; }

/* ---------- 空状态 / 诊断 ---------- */

.empty-state { padding: 52px 20px; text-align: center; }
.empty-icon { font-size: 38px; }
.empty-title { margin-top: 12px; font-size: 16px; font-weight: 600; }
.empty-desc { margin-top: 6px; margin-bottom: 18px; color: var(--text-dim); font-size: 13.5px; }

.diag-list { display: flex; flex-direction: column; gap: 2px; }
.diag-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 7px 0;
  font-size: 13.5px;
  border-bottom: 1px solid var(--border);
}
.diag-list li:last-child { border-bottom: 0; }
.diag-icon { flex: none; width: 16px; text-align: center; }
.diag-body { flex: 1; }
.diag-note { display: block; font-size: 12.5px; color: var(--text-faint); margin-top: 1px; }

/* ---------- 编辑器 / 底栏 ---------- */

.view-editor #editor-form { display: flex; flex-direction: column; gap: 14px; }
.editor-actions { display: flex; flex-direction: column; gap: 8px; margin-top: 2px; }

.tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  display: flex;
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-top: 1px solid var(--border);
}

.tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font: inherit;
  font-size: 11px;
  color: var(--text-faint);
  background: transparent;
  border: 0;
  cursor: pointer;
  transition: color .15s ease;
}
.tab[aria-selected="true"] { color: var(--accent); }

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 18px);
  z-index: 60;
  transform: translateX(-50%) translateY(10px);
  max-width: min(86vw, 380px);
  padding: 11px 18px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 92%, transparent);
  color: var(--bg);
  font-size: 13.5px;
  text-align: center;
  box-shadow: 0 8px 26px rgba(0, 0, 0, .22);
  opacity: 0;
  transition: opacity .2s ease, transform .2s ease;
  pointer-events: none;
}
.toast.is-visible { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (min-width: 620px) {
  .app-main, .banner { max-width: 620px; margin-inline: auto; }
  .banner { margin-bottom: 12px; }
  .app-header { max-width: 620px; margin-inline: auto; }
  .tabbar { max-width: 620px; margin-inline: auto; border-radius: 16px 16px 0 0; border-inline: 1px solid var(--border); }
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}