/* =========================================================
   莹莹的月历小屋 — 设计变量
   日系治愈风：奶油白 / 浅粉 / 樱花粉 + 暖棕文字
   ========================================================= */
:root{
  /* 颜色 */
  --cream:        #FDF8F5;   /* 背景·奶油白 */
  --cream-deep:   #FBF1EC;
  --card:         #FFFFFF;
  --pink-soft:    #FDE7EC;   /* 浅粉 */
  --pink:         #F6B9C8;   /* 樱花粉 */
  --pink-strong:  #EE93AA;
  --pink-deep:    #E07A96;
  --brown:        #6B4F45;   /* 暖棕·主文字 */
  --brown-mid:    #8C7268;
  --brown-soft:   #A99287;
  --line:         #F1E4DE;
  --missing:      #B9A79E;
  --today-ring:   #E8A0B4;
  --danger:       #D98A96;

  /* 尺寸 */
  --radius:       20px;
  --radius-sm:    14px;
  --radius-xs:    10px;
  --shadow:       0 6px 20px rgba(201,163,158,.13);
  --shadow-soft:  0 2px 10px rgba(201,163,158,.10);
  --gap:          14px;
  --pad:          16px;
  --tabbar-h:     62px;

  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, sans-serif;
}

/* ================= 基础 ================= */
*{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html,body{ margin:0; padding:0; }
body{
  font-family:var(--font);
  color:var(--brown);
  background:
    radial-gradient(1200px 600px at 50% -10%, #FFF0F3 0%, rgba(255,240,243,0) 60%),
    var(--cream);
  min-height:100vh;
  line-height:1.55;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,p{ margin:0; }
button{ font-family:inherit; color:inherit; cursor:pointer; }
small{ font-size:.82em; color:var(--brown-soft); font-weight:400; }

/* ================= 布局框架 ================= */
.app{
  max-width:480px;
  margin:0 auto;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  padding-bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom,0px) + 8px);
}

/* ---------- 顶栏 ---------- */
.topbar{
  position:sticky; top:0; z-index:20;
  background:linear-gradient(180deg, rgba(253,246,244,.97) 70%, rgba(253,246,244,.72));
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(241,228,222,.7);
  padding:calc(env(safe-area-inset-top,0px) + 12px) var(--pad) 12px;
}
.topbar-inner{ display:flex; align-items:center; justify-content:space-between; gap:10px; }
.brand{ display:flex; align-items:center; gap:9px; min-width:0; }
.brand-flower{
  color:var(--pink-strong); font-size:20px; line-height:1;
  flex:none; transform:translateY(1px);
}
.brand-text{ min-width:0; }
.brand h1{
  font-size:17px; font-weight:700; letter-spacing:.3px;
  color:var(--brown); margin:0; white-space:nowrap;
}
.brand-sub{
  font-size:11px; color:var(--brown-soft); margin-top:1px;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}

/* ---------- 内容 ---------- */
.content{ flex:1; padding:var(--gap) var(--pad) 4px; }
.page{ display:none; animation:fade .28s ease; }
.page.is-active{ display:block; }
@keyframes fade{ from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:none;} }

/* ---------- 卡片 ---------- */
.card{
  background:var(--card);
  border-radius:var(--radius);
  padding:var(--pad);
  box-shadow:var(--shadow);
  margin-bottom:var(--gap);
  border:1px solid rgba(246,235,230,.9);
}
.card-head{ display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:10px; }
.card-head-standalone{ padding:0 4px 4px; margin-bottom:6px; }
.card-title{
  font-size:15px; font-weight:700; color:var(--brown);
  display:flex; align-items:center; gap:7px;
}
.dot{ width:8px; height:8px; border-radius:50%; flex:none; }
.dot-predict{ background:var(--pink-strong); box-shadow:0 0 0 3px var(--pink-soft); }

/* ---------- 按钮 ---------- */
.btn{
  border:none; border-radius:999px;
  padding:11px 18px;
  font-size:14px; font-weight:600;
  background:var(--cream-deep); color:var(--brown);
  transition:transform .12s ease, filter .15s ease, background .15s ease;
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  min-height:42px;
}
.btn:active{ transform:scale(.97); }
.btn-primary{
  background:linear-gradient(135deg, var(--pink) 0%, var(--pink-strong) 100%);
  color:#fff; box-shadow:0 4px 14px rgba(238,147,170,.35);
}
.btn-primary:active{ filter:brightness(.97); }
.btn-ghost{ background:var(--pink-soft); color:var(--pink-deep); }
.btn-danger{ background:#FBE3E6; color:var(--danger); }
.btn-danger-ghost{ background:transparent; color:var(--danger); box-shadow:inset 0 0 0 1px #F3D6DA; }
.btn-sm{ padding:8px 14px; font-size:13px; min-height:36px; }
.btn:disabled{ opacity:.45; }

.icon-btn{
  border:none; background:var(--pink-soft); color:var(--pink-deep);
  width:36px; height:36px; border-radius:50%;
  display:inline-flex; align-items:center; justify-content:center;
  transition:transform .12s ease, background .15s ease;
  flex:none;
}
.icon-btn:active{ transform:scale(.92); }
.icon-btn-sm{ width:30px; height:30px; background:#F7EFEC; color:var(--brown-mid); }

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background:linear-gradient(150deg, #FFF4F6 0%, #FFFFFF 55%, #FDF1F3 100%);
  padding:22px var(--pad) 20px;
  text-align:center;
}
.hero-deco{ position:absolute; inset:0; pointer-events:none; }
.hero-deco .moon{
  position:absolute; left:-18px; top:-18px;
  width:74px; height:74px; border-radius:50%;
  background:radial-gradient(circle at 35% 35%, #FFE9EF, #FDD9E2);
  opacity:.75;
}
.hero-deco .spark{ position:absolute; color:var(--pink); opacity:.8; font-size:12px; }
.hero-deco .spark-a{ right:26px; top:22px; }
.hero-deco .spark-b{ right:52px; top:46px; font-size:9px; opacity:.6; }
.hero-hi{
  display:inline-block; font-size:12px; letter-spacing:.5px;
  color:var(--pink-deep); background:rgba(255,255,255,.75);
  padding:3px 12px; border-radius:999px; margin-bottom:8px;
  border:1px solid var(--pink-soft);
}
.hero-date{ font-size:13px; color:var(--brown-soft); }
.hero-days{ margin:8px 0 2px; display:flex; align-items:baseline; justify-content:center; gap:4px; }
.hero-days-num{
  font-size:52px; font-weight:800; line-height:1;
  color:var(--pink-deep); letter-spacing:-1px;
  font-variant-numeric:tabular-nums;
}
.hero-days-unit{ font-size:15px; color:var(--brown-mid); font-weight:600; }
.hero-caption{ font-size:13px; color:var(--brown-mid); margin-top:6px; }

.hero-progress{ margin-top:14px; }
.hero-progress-bar{
  height:7px; border-radius:999px; background:var(--pink-soft); overflow:hidden;
}
.hero-progress-bar > span{
  display:block; height:100%; width:0%;
  border-radius:999px;
  background:linear-gradient(90deg, var(--pink) 0%, var(--pink-strong) 100%);
  transition:width .5s cubic-bezier(.4,0,.2,1);
}
.hero-progress-label{ font-size:11px; color:var(--brown-soft); margin-top:6px; }

/* ---------- 统计小卡 ---------- */
.stat-row{ display:grid; grid-template-columns:repeat(3,1fr); gap:10px; margin-bottom:var(--gap); }
.stat{ margin:0; padding:13px 8px; text-align:center; border-radius:var(--radius-sm); }
.stat-label{ font-size:11px; color:var(--brown-soft); }
.stat-value{
  font-size:16px; font-weight:700; color:var(--brown); margin-top:4px;
  font-variant-numeric:tabular-nums; white-space:nowrap;
}
.stat-value small{ font-size:11px; margin-left:1px; }
.stat-value.is-small{ font-size:14px; }

/* ---------- 预测卡 ---------- */
.predict-card{ background:linear-gradient(150deg,#FFFFFF 0%, #FFF7F9 100%); }
.tag{
  font-size:11px; font-weight:600; padding:3px 10px; border-radius:999px;
  white-space:nowrap;
}
.tag-predict{ background:var(--pink-soft); color:var(--pink-deep); }
.tag-data{ background:#EDF3EC; color:#6E8A6B; }
.tag-warn{ background:#FBF0E4; color:#B98A4E; }
.predict-date{
  font-size:24px; font-weight:800; color:var(--brown);
  letter-spacing:.3px; font-variant-numeric:tabular-nums;
}
.predict-meta{ font-size:12px; color:var(--brown-soft); margin-top:4px; }
.notice{
  font-size:11.5px; color:#B98A4E; background:#FBF4EA;
  border-radius:var(--radius-xs); padding:8px 10px; margin-top:10px;
  line-height:1.5;
}

/* ---------- 关怀文案 ---------- */
.tip-card{ background:linear-gradient(150deg,#FFF6F8,#FFFFFF); text-align:center; }
.tip-text{ font-size:13.5px; color:var(--brown-mid); }

/* ---------- 引导 ---------- */
.guide-card{ text-align:center; }
.guide-card .card-title{ justify-content:center; margin-bottom:6px; }
.guide-text{ font-size:13.5px; color:var(--brown-mid); margin:6px 0 14px; }
.guide-card .btn{ width:100%; }

/* ---------- 月历 ---------- */
.cal-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; }
.cal-title{
  border:none; background:transparent; font-size:16.5px; font-weight:700;
  color:var(--brown); padding:6px 12px; border-radius:var(--radius-xs);
  font-variant-numeric:tabular-nums;
}
.cal-title:active{ background:var(--cream-deep); }

.cal-weekdays{
  display:grid; grid-template-columns:repeat(7,1fr); gap:4px;
  margin-bottom:6px;
}
.cal-weekdays span{
  text-align:center; font-size:11.5px; color:var(--brown-soft); font-weight:600;
}

.cal-grid{ display:grid; grid-template-columns:repeat(7,1fr); gap:4px; }
.cell{
  position:relative; aspect-ratio:1/1; border:none; background:transparent;
  border-radius:var(--radius-xs);
  display:flex; align-items:center; justify-content:center;
  font-size:14px; color:var(--brown);
  font-variant-numeric:tabular-nums;
  transition:background .15s ease, transform .12s ease;
}
.cell:active{ transform:scale(.92); }
.cell.is-blank{ visibility:hidden; pointer-events:none; }
.cell.is-other{ color:#D9CCC6; font-size:13px; }
.cell.is-today{ box-shadow:inset 0 0 0 1.6px var(--today-ring); }
.cell.is-today .cell-num{ font-weight:800; color:var(--pink-deep); }

.cell-num{ position:relative; z-index:1; }

/* 已记录（实心樱花粉） */
.cell.is-recorded{ background:var(--pink); color:#fff; font-weight:700; box-shadow:none; }
.cell.is-recorded.is-today{ box-shadow:inset 0 0 0 2px #fff, inset 0 0 0 4px var(--pink-strong); }
/* 开始日加一圈强调 */
.cell.is-start{ box-shadow:inset 0 0 0 2px #fff, 0 0 0 1.5px var(--pink-deep); }
.cell.is-start.is-today{ box-shadow:inset 0 0 0 2px #fff, 0 0 0 2px var(--pink-deep); }
/* 预计（虚线圈 + 浅底） */
.cell.is-predicted{
  background:var(--pink-soft); color:var(--pink-deep); font-weight:600;
  box-shadow:inset 0 0 0 1.4px var(--pink);
}
.cell.is-predicted::after{
  content:""; position:absolute; inset:5px; border-radius:8px;
  border:1px dashed rgba(238,147,170,.75); pointer-events:none;
}
.cell.is-predicted.is-today{ box-shadow:inset 0 0 0 1.4px var(--pink), inset 0 0 0 3px var(--today-ring); }

/* 选中 */
.cell.is-selected{ background:var(--pink-strong); color:#fff; }
.cell.is-selected.is-recorded{ background:var(--pink-deep); }

.cal-legend{
  display:flex; justify-content:center; gap:14px; margin-top:14px;
  padding-top:12px; border-top:1px dashed var(--line); flex-wrap:wrap;
}
.lg{ display:inline-flex; align-items:center; gap:5px; font-size:11.5px; color:var(--brown-soft); }
.lg-dot{ width:12px; height:12px; border-radius:5px; flex:none; }
.lg-record{ background:var(--pink); }
.lg-predict{ background:var(--pink-soft); box-shadow:inset 0 0 0 1.4px var(--pink); }
.lg-today{ background:transparent; box-shadow:inset 0 0 0 1.6px var(--today-ring); }

/* 单日卡片 */
.day-card{ animation:fade .2s ease; }
.day-status{ font-size:13px; color:var(--brown-mid); margin-bottom:12px; }
.day-actions{ display:flex; flex-direction:column; gap:8px; }
.day-actions .btn{ width:100%; }

/* ---------- 记录列表 ---------- */
.record-item{
  background:var(--card); border-radius:var(--radius);
  padding:14px var(--pad); margin-bottom:10px;
  box-shadow:var(--shadow-soft); border:1px solid rgba(246,235,230,.9);
  display:flex; align-items:center; gap:12px;
}
.rec-main{ flex:1; min-width:0; }
.rec-range{
  font-size:14.5px; font-weight:700; color:var(--brown);
  font-variant-numeric:tabular-nums;
  display:flex; align-items:center; gap:6px; flex-wrap:wrap;
}
.rec-badge{
  font-size:10.5px; font-weight:600; padding:2px 8px; border-radius:999px;
  background:var(--pink-soft); color:var(--pink-deep);
}
.rec-days{ font-size:11.5px; color:var(--brown-soft); margin-top:3px; }
.rec-tags{ display:flex; flex-wrap:wrap; gap:5px; margin-top:7px; }
.tiny-tag{
  font-size:10.5px; padding:2px 8px; border-radius:999px;
  background:#F7F1EE; color:var(--brown-mid);
}
.rec-note{ font-size:12px; color:var(--brown-mid); margin-top:6px; word-break:break-word; }
.rec-ops{ display:flex; flex-direction:column; gap:6px; flex:none; }
.op-btn{
  border:none; background:transparent; font-size:12.5px; padding:5px 8px;
  border-radius:8px; color:var(--pink-deep); font-weight:600;
}
.op-btn:active{ background:var(--pink-soft); }
.op-btn.op-del{ color:var(--danger); }

.empty-card{ text-align:center; }

/* ---------- 设置 ---------- */
.field{ display:block; margin-bottom:16px; }
.field:last-child{ margin-bottom:0; }
.field-label{
  display:block; font-size:13px; font-weight:600; color:var(--brown-mid);
  margin-bottom:7px;
}
.input{
  width:100%; border:1.4px solid var(--line); background:#FFFDFC;
  border-radius:var(--radius-sm); padding:11px 13px;
  font-size:15px; color:var(--brown); font-family:inherit;
  transition:border-color .15s ease, background .15s ease;
  -webkit-appearance:none; appearance:none;
}
.input:focus{ outline:none; border-color:var(--pink); background:#fff; }
.input-area{ resize:vertical; min-height:52px; line-height:1.5; }

.stepper{ display:flex; align-items:center; gap:10px; }
.stepper .input{ text-align:center; font-weight:700; font-size:16px; }
.step-btn{
  width:42px; height:42px; flex:none; border:none; border-radius:var(--radius-sm);
  background:var(--pink-soft); color:var(--pink-deep);
  font-size:20px; font-weight:700; line-height:1;
  display:flex; align-items:center; justify-content:center;
}
.step-btn:active{ transform:scale(.93); }

.field-hint{ font-size:12px; color:var(--brown-soft); margin-top:8px; }

/* 开关 */
.switch-row{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:11px 0; font-size:14px; color:var(--brown);
  border-bottom:1px dashed var(--line);
}
.switch-row:last-child{ border-bottom:none; padding-bottom:0; }
.switch{
  -webkit-appearance:none; appearance:none;
  width:46px; height:27px; border-radius:999px; flex:none;
  background:#EAE0DC; position:relative;
  transition:background .2s ease; cursor:pointer; margin:0;
}
.switch::after{
  content:""; position:absolute; top:3px; left:3px;
  width:21px; height:21px; border-radius:50%; background:#fff;
  box-shadow:0 1px 4px rgba(0,0,0,.15);
  transition:transform .2s cubic-bezier(.4,0,.2,1);
}
.switch:checked{ background:var(--pink-strong); }
.switch:checked::after{ transform:translateX(19px); }

.data-actions{ display:flex; flex-direction:column; gap:9px; margin-top:12px; }
.data-actions .btn{ width:100%; }
.data-actions label.btn{ text-align:center; }

.footnote{
  font-size:11.5px; color:var(--brown-soft); text-align:center;
  padding:4px 10px 8px; line-height:1.6;
}

/* ---------- 底部导航 ---------- */
.tabbar{
  position:fixed; left:50%; transform:translateX(-50%);
  bottom:0; width:100%; max-width:480px; z-index:30;
  height:calc(var(--tabbar-h) + env(safe-area-inset-bottom,0px));
  padding-bottom:env(safe-area-inset-bottom,0px);
  background:rgba(255,253,252,.96);
  backdrop-filter:blur(12px);
  border-top:1px solid rgba(241,228,222,.9);
  display:grid; grid-template-columns:repeat(4,1fr);
}
.tab{
  border:none; background:transparent;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:3px;
  font-size:10.5px; color:var(--brown-soft); font-weight:600;
  transition:color .15s ease;
}
.tab svg{ transition:transform .18s cubic-bezier(.4,0,.2,1); }
.tab.is-active{ color:var(--pink-deep); }
.tab.is-active svg{ transform:translateY(-1px) scale(1.06); }

/* ---------- 弹层 ---------- */
.sheet-mask{
  position:fixed; inset:0; z-index:50;
  background:rgba(90,70,64,.32);
  backdrop-filter:blur(2px);
  display:flex; align-items:flex-end; justify-content:center;
  animation:maskIn .2s ease;
  padding:0;
}
.sheet-mask[hidden]{ display:none; }
@keyframes maskIn{ from{opacity:0} to{opacity:1} }

.sheet{
  width:100%; max-width:480px; background:var(--card);
  border-radius:24px 24px 0 0;
  padding:8px var(--pad) calc(env(safe-area-inset-bottom,0px) + 16px);
  animation:sheetUp .28s cubic-bezier(.3,0,.2,1);
  max-height:88vh; overflow-y:auto;
}
@keyframes sheetUp{ from{transform:translateY(100%)} to{transform:none} }
.sheet-grab{ width:38px; height:4px; border-radius:999px; background:var(--line); margin:6px auto 10px; }
.sheet-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; }
.sheet-title{ font-size:17px; font-weight:800; color:var(--brown); }
.sheet-body{ }
.sheet-foot{
  display:grid; grid-template-columns:1fr 1.4fr; gap:10px; margin-top:18px;
}

/* 感受 chips */
.chips{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  border:1.4px solid var(--line); background:#FFFDFC; color:var(--brown-mid);
  border-radius:999px; padding:7px 13px; font-size:12.5px; font-weight:600;
  transition:all .15s ease;
}
.chip:active{ transform:scale(.95); }
.chip.is-on{ background:var(--pink-soft); border-color:var(--pink); color:var(--pink-deep); }

.form-error{
  font-size:12.5px; color:var(--danger); background:#FDEEF0;
  padding:9px 12px; border-radius:var(--radius-xs); margin-top:12px;
}

/* 确认框 */
.confirm{
  margin:auto; width:calc(100% - 48px); max-width:340px;
  background:var(--card); border-radius:var(--radius);
  padding:22px 20px 18px; text-align:center;
  animation:pop .22s cubic-bezier(.3,0,.2,1);
}
.sheet-mask:has(.confirm){ align-items:center; }
@keyframes pop{ from{transform:scale(.9); opacity:0} to{transform:none; opacity:1} }
.confirm-title{ font-size:16.5px; font-weight:800; color:var(--brown); margin-bottom:8px; }
.confirm-text{ font-size:13.5px; color:var(--brown-mid); line-height:1.6; }
.confirm-foot{ display:grid; grid-template-columns:1fr 1fr; gap:10px; margin-top:20px; }

/* 轻提示 */
.toast{
  position:fixed; left:50%; bottom:calc(var(--tabbar-h) + 28px);
  transform:translateX(-50%) translateY(8px);
  background:rgba(107,79,69,.94); color:#fff;
  font-size:13px; padding:10px 18px; border-radius:999px;
  z-index:80; opacity:0; transition:opacity .22s ease, transform .22s ease;
  max-width:80vw; text-align:center; pointer-events:none;
}
.toast.is-show{ opacity:1; transform:translateX(-50%) translateY(0); }

/* ---------- 响应式微调 ---------- */
@media (max-width:360px){
  :root{ --pad:13px; --gap:11px; }
  .hero-days-num{ font-size:44px; }
  .stat-value{ font-size:14px; }
  .cell{ font-size:13px; }
  .brand h1{ font-size:15.5px; }
  .brand-sub{ font-size:10px; }
  .cal-legend{ gap:10px; }
  .lg{ font-size:10.5px; }
  .btn{ padding:10px 14px; font-size:13.5px; }
}
@media (min-width:560px){
  body{ font-size:15.5px; }
  .app{ box-shadow:0 0 60px rgba(201,163,158,.10); }
}

/* 降低动效偏好 */
@media (prefers-reduced-motion:reduce){
  *{ animation-duration:.01ms !important; transition-duration:.01ms !important; }
}