:root{
  --bg:#f4f5f7;
  --card:#ffffff;
  --line:#e6e8ec;
  --line-soft:#f0f1f4;
  --text:#1a1c20;
  --muted:#868c96;
  --primary:#2f6df6;
  --primary-soft:#eaf1ff;
  --danger:#e5484d;
  --danger-soft:#fdecec;
  --ok:#12a594;
  --ok-soft:#e6f7f4;
  --warn:#e8833a;
  --warn-soft:#fff2e6;
  --purple:#7a5af8;
  --purple-soft:#f0ecff;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,20,28,.05), 0 8px 24px rgba(16,20,28,.06);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
/* hidden 属性必须压过任何 .class{display:...}，否则隐藏层会浮在页面上挡住点击 */
[hidden]{display:none!important}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--text);
  font:15px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:.2px}

.boot{padding:60px 20px;text-align:center;color:var(--muted)}

/* ---------- 登录 ---------- */
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px}
.auth-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px 22px;box-shadow:var(--shadow)}
.auth-brand{text-align:center;margin-bottom:20px}
.auth-logo{width:52px;height:52px;border-radius:14px;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;letter-spacing:.5px}
.auth-brand h1{font-size:20px;margin-top:12px}
.auth-sub{margin:6px 0 0;color:var(--muted);font-size:13px}
.seg{display:flex;background:var(--line-soft);border-radius:10px;padding:3px;margin-bottom:16px}
.seg button{flex:1;border:0;background:transparent;padding:8px 4px;border-radius:8px;font-size:13px;color:var(--muted);cursor:pointer}
.seg button.on{background:#fff;color:var(--text);font-weight:600;box-shadow:0 1px 2px rgba(0,0,0,.06)}
.field{margin-bottom:12px}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
input[type=email],input[type=password],input[type=text],input[type=date],select,textarea{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:15px;color:var(--text);
}
textarea{min-height:120px;resize:vertical;line-height:1.6}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.row{display:flex;gap:8px}
.row>*{flex:1}
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:11px 14px;border-radius:10px;font-size:14px;cursor:pointer}
.btn:hover{border-color:#cfd3da}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.btn.primary:hover{filter:brightness(1.05)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--primary)}
.btn.danger{color:var(--danger);border-color:#f3d3d4}
.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.link{border:0;background:none;color:var(--primary);font-size:13px;cursor:pointer;padding:0}
.auth-foot{display:flex;justify-content:space-between;margin-top:12px;font-size:13px}
.hint{font-size:12px;color:var(--muted);margin-top:10px;line-height:1.6}
.err{background:var(--danger-soft);color:#b42318;border-radius:10px;padding:9px 12px;font-size:13px;margin-bottom:12px}

/* ---------- 布局 ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{display:none}
.main{flex:1;min-width:0;padding-bottom:96px}
.topbar{
  position:sticky;top:0;z-index:20;background:rgba(244,245,247,.92);backdrop-filter:blur(10px);
  padding:14px 16px 10px;border-bottom:1px solid var(--line-soft);display:flex;align-items:flex-start;justify-content:space-between;gap:10px;
}
.topbar h2{font-size:19px}
.view-sub{color:var(--muted);font-size:12px;margin-top:3px}
.topbar-actions{display:flex;align-items:center;gap:10px;padding-top:4px}
.icon-btn{border:1px solid var(--line);background:#fff;width:34px;height:34px;border-radius:10px;cursor:pointer;font-size:16px;color:var(--muted)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);display:inline-block}
.dot.busy{background:var(--warn)}
.dot.err{background:var(--danger)}
.content{padding:14px 16px 20px;max-width:920px}

@media(min-width:900px){
  .sidebar{
    display:flex;flex-direction:column;width:232px;flex:0 0 232px;background:#fff;border-right:1px solid var(--line);
    padding:18px 14px;position:sticky;top:0;height:100vh;
  }
  .main{padding-bottom:40px}
  .content{padding:20px 28px 40px;margin:0 auto}
  .tabbar,.fab{display:none!important}
  .brand{display:flex;align-items:center;gap:9px;margin-bottom:20px}
  .brand-mark{width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:12px}
  .brand-text{font-weight:650}
  .side-nav{display:flex;flex-direction:column;gap:2px;flex:1}
  .side-nav button{display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:10px 12px;border-radius:10px;font-size:14px;color:#4a4f57;cursor:pointer;text-align:left}
  .side-nav button .ic{width:20px;text-align:center;font-size:15px}
  .side-nav button .cnt{margin-left:auto;font-size:12px;color:var(--muted)}
  .side-nav button:hover{background:var(--line-soft)}
  .side-nav button.on{background:var(--primary-soft);color:var(--primary);font-weight:600}
  .side-foot{border-top:1px solid var(--line-soft);padding-top:12px;display:flex;flex-direction:column;gap:6px}
  .sync{font-size:12px;color:var(--muted)}
}

/* ---------- 底部 tab ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);
}
.tabbar button{flex:1;border:0;background:none;padding:8px 2px 7px;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:var(--muted);cursor:pointer}
.tabbar button .ic{font-size:19px;line-height:1}
.tabbar button.on{color:var(--primary)}
.tabbar button.on .ic{transform:translateY(-1px)}
.fab{
  position:fixed;right:16px;bottom:calc(70px + env(safe-area-inset-bottom));z-index:31;
  width:52px;height:52px;border-radius:26px;border:0;background:var(--primary);color:#fff;font-size:26px;line-height:1;
  box-shadow:0 6px 18px rgba(47,109,246,.35);cursor:pointer;
}

/* ---------- 卡片 / 列表 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:12px;box-shadow:var(--shadow)}
.card.tight{padding:10px 12px}
.card h3{font-size:14px;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.card h3 .more{margin-left:auto;font-size:12px;color:var(--muted);font-weight:400}
.sec-title{font-size:12px;color:var(--muted);margin:16px 2px 8px;font-weight:600;letter-spacing:.4px}
.empty{color:var(--muted);font-size:13px;padding:14px 4px;text-align:center}

.chips{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px;margin-bottom:12px;-webkit-overflow-scrolling:touch}
.chips::-webkit-scrollbar{display:none}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px;white-space:nowrap;cursor:pointer;color:#4a4f57}
.chip.on{background:var(--text);border-color:var(--text);color:#fff}
.chip .n{opacity:.6;margin-left:4px;font-size:12px}

.item{display:flex;gap:10px;align-items:flex-start;padding:11px 2px;border-bottom:1px solid var(--line-soft)}
.item:last-child{border-bottom:0}
.cb{width:21px;height:21px;border-radius:50%;border:1.6px solid #c3c8d0;background:#fff;flex:0 0 21px;margin-top:2px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff}
.cb.on{background:var(--ok);border-color:var(--ok)}
.item-body{flex:1;min-width:0}
.item-title{font-size:14.5px;word-break:break-word}
.item.done .item-title{color:var(--muted);text-decoration:line-through}
.item-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:5px;align-items:center}
.tag{font-size:11px;padding:2px 8px;border-radius:6px;background:var(--line-soft);color:#5a6069;white-space:nowrap}
.tag.cat-work_task{background:var(--primary-soft);color:#2452bd}
.tag.cat-work_misc{background:var(--purple-soft);color:#5b3fd6}
.tag.cat-life{background:var(--ok-soft);color:#0b7d70}
.tag.cat-waiting{background:var(--warn-soft);color:#b45f16}
.tag.cat-someday{background:#eef0f3;color:#5a6069}
.tag.due{background:#fff;color:#5a6069;border:1px solid var(--line)}
.tag.due.over{background:var(--danger-soft);color:#b42318;border-color:#f3d3d4}
.tag.due.today{background:var(--primary-soft);color:#2452bd;border-color:#cddffe}
.item-note{font-size:12.5px;color:var(--muted);margin-top:4px;word-break:break-word;white-space:pre-wrap}
.item-actions{display:flex;gap:2px;flex:0 0 auto}
.mini{border:0;background:none;color:var(--muted);font-size:15px;padding:4px 6px;border-radius:8px;cursor:pointer;line-height:1}
.mini:hover{background:var(--line-soft);color:var(--text)}
.mini.warn:hover{color:var(--danger)}

.progress{height:6px;border-radius:3px;background:var(--line-soft);overflow:hidden;margin-top:8px}
.progress i{display:block;height:100%;background:var(--primary);border-radius:3px}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:11px 10px;text-align:center}
.stat b{display:block;font-size:20px;font-weight:650}
.stat span{font-size:11.5px;color:var(--muted)}

/* ---------- 收集箱快速输入 ---------- */
.quick{display:flex;gap:8px;margin-bottom:12px}
.quick input{flex:1}

/* ---------- 番茄钟 ---------- */
.focus-face{text-align:center;padding:6px 0 4px}
.focus-time{font-size:46px;font-weight:600;letter-spacing:1px;font-variant-numeric:tabular-nums}
.focus-task{font-size:13px;color:var(--muted);margin-top:2px;min-height:20px}
.focus-ctrl{display:flex;gap:8px;justify-content:center;margin-top:14px;flex-wrap:wrap}
.focus-presets{display:flex;gap:6px;justify-content:center;margin-top:12px;flex-wrap:wrap}

/* ---------- 抽屉 ---------- */
.sheet-wrap{position:fixed;inset:0;z-index:60}
.sheet-mask{position:absolute;inset:0;background:rgba(16,20,28,.35)}
.sheet{
  position:absolute;left:0;right:0;bottom:0;background:#fff;border-radius:18px 18px 0 0;padding:16px 16px calc(18px + env(safe-area-inset-bottom));
  max-height:88vh;overflow:auto;box-shadow:0 -8px 30px rgba(0,0,0,.15);animation:up .22s ease;
}
@keyframes up{from{transform:translateY(40px);opacity:.6}to{transform:none;opacity:1}}
@media(min-width:900px){
  .sheet-wrap{display:flex;align-items:center;justify-content:center}
  .sheet{position:relative;z-index:1;width:520px;border-radius:16px;animation:none;padding-bottom:18px}
}
.sheet-head{display:flex;align-items:center;margin-bottom:14px}
.sheet-head h3{font-size:16px}
.sheet-head .x{margin-left:auto;border:0;background:none;font-size:22px;color:var(--muted);cursor:pointer;line-height:1}
.seg2{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.seg2 button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 13px;font-size:13px;cursor:pointer}
.seg2 button.on{background:var(--primary);border-color:var(--primary);color:#fff}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sheet-foot{display:flex;gap:8px;margin-top:16px}
.sheet-foot .btn{flex:1}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;transform:translateX(-50%);bottom:calc(88px + env(safe-area-inset-bottom));z-index:80;
  background:rgba(26,28,32,.94);color:#fff;padding:10px 16px;border-radius:10px;font-size:13.5px;max-width:80vw;text-align:center;
}
@media(min-width:900px){.toast{bottom:32px}}

/* ---------- 周计划表 ---------- */
.weekbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.week-range{font-size:14px}
.grid-wrap{overflow-x:auto;border:1px solid #cfd5df;border-radius:8px}
.grid-wrap.resizable{resize:both;overflow:auto;min-height:80px;max-width:100%}
table.wgrid{border-collapse:separate;border-spacing:0;width:100%;table-layout:fixed}
.wgrid th,.wgrid td{border:1px solid #cfd5df;padding:0;font-weight:400;vertical-align:top}
.wgrid thead th{
  position:sticky;top:0;background:var(--line-soft);color:var(--text);font-size:12.5px;line-height:1.3;
  padding:8px 4px;text-align:center;z-index:2;
}
.wgrid thead th span{display:block;color:var(--muted);font-weight:400;font-size:11px}
.wgrid thead th.today{background:var(--primary-soft);color:var(--primary)}
.wgrid thead th.plan-h{background:#fdf6e3}
.wgrid th.slot-h,.wgrid td.slot{
  position:sticky;left:0;z-index:1;background:#fafbfc;width:108px;min-width:108px;max-width:108px;
}
.wgrid thead th.slot-h{z-index:3}
.wgrid td.plan{background:#fffdf5;width:150px;min-width:150px}
.wgrid td.review{background:#fffdf5;width:150px;min-width:150px}
.slot-label{
  padding:10px 8px;font-size:13px;color:var(--text);cursor:pointer;word-break:break-all;min-height:var(--cell-h,52px);
  display:flex;align-items:center;
}
.slot-label:active{background:var(--line-soft)}
.wcell{
  min-height:var(--cell-h,52px);padding:8px;font-size:13.5px;line-height:1.5;outline:none;
  word-break:break-word;overflow-wrap:anywhere;white-space:pre-wrap;cursor:text;
  -webkit-user-select:text;user-select:text;touch-action:manipulation;
}
.wcell:focus{background:var(--primary-soft);box-shadow:inset 0 0 0 2px var(--primary)}
.wcell.mark-red{background:var(--danger);color:#fff;font-weight:500}
.wcell.mark-green{background:#1aab57;color:#fff;font-weight:500}
.wcell.mark-orange{background:#f59300;color:#fff;font-weight:500}
.wcell:empty::before{content:'　';}

/* ---------- 习惯打卡（一年长表，上下滚动） ---------- */
.hyear{max-height:72vh;overflow-y:auto;padding:10px;border-radius:10px;background:#fff;box-shadow:0 1px 3px rgba(16,24,40,.06)}
.hmonth{margin-bottom:18px}
.hmonth-title{font-size:13px;font-weight:700;color:var(--muted);margin:2px 2px 6px}
.hmonth-title.wk-toggle{cursor:pointer;user-select:none;display:flex;align-items:center;gap:6px}
.hmonth-title.wk-toggle:active{opacity:.6}
.hmonth-title .caret{color:var(--text)}
.hmonth-title .wk-count{font-weight:400;font-size:12px}
table.hgrid{border-collapse:separate;border-spacing:0;width:100%;table-layout:fixed}
.hgrid th,.hgrid td{border:1px solid #cfd5df;padding:0;font-weight:400;vertical-align:middle}
.hgrid thead th{
  position:sticky;top:0;background:#dcebfb;color:var(--text);font-size:11.5px;line-height:1.25;
  padding:5px 1px;text-align:center;z-index:2;white-space:nowrap;
}
.hgrid thead th.today{color:#166534;box-shadow:inset 0 0 0 2px #22c55e;font-weight:700}
.hgrid th.hfreq-h{position:sticky;left:0;z-index:3;background:#eef1f5;width:52px;min-width:52px;max-width:52px}
.hgrid td.hfreq{
  position:sticky;left:0;z-index:1;background:#f4f6f9;width:52px;min-width:52px;max-width:52px;
  font-size:12px;color:#5b6472;cursor:pointer;text-align:center;user-select:none;
}
.hgrid td.hfreq:active{background:var(--line-soft)}
.hgrid th.hname-h{position:sticky;left:52px;z-index:3;background:#f0f2f5;width:160px;min-width:160px;max-width:160px;text-align:left;padding-left:10px}
.hgrid td.hname{position:sticky;left:52px;z-index:1;background:#fafbfc;width:160px;min-width:160px;max-width:160px}
.hname-label{
  padding:7px 8px;font-size:12.5px;color:var(--text);cursor:pointer;line-height:1.3;min-height:36px;
  display:flex;align-items:center;overflow-wrap:anywhere;word-break:break-all;
}
.hname-label:active{background:var(--line-soft)}
.hcell{
  height:var(--cell-h,40px);min-height:var(--cell-h,40px);text-align:center;font-size:12.5px;line-height:1.4;
  outline:none;cursor:text;background:#fff;
  white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere;
  -webkit-user-select:text;user-select:text;touch-action:manipulation;
}
.hcell:focus{background:var(--primary-soft);box-shadow:inset 0 0 0 2px var(--primary)}
.hcell.mk-red{background:#e11d48;color:#fff;font-weight:600}
.hcell.mk-green{background:#1aab57;color:#fff;font-weight:600}
.hcell.mk-yellow{background:#f0b429;color:#fff;font-weight:600}