:root{
  --bg:#f4f6fb;
  --card:#ffffff;
  --line:#e7eaf3;
  --text:#1b2130;
  --muted:#7b839a;
  --brand:#4f46e5;
  --brand-soft:#eef0ff;
  --danger:#e5484d;
  --warn:#f5a524;
  --ok:#12a150;
  --shadow:0 2px 14px rgba(24,32,60,.07);
  --r:14px;
}
*{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:15px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  padding-bottom:env(safe-area-inset-bottom);
}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
.hide{display:none!important}

/* ---------- 布局 ---------- */
#app{max-width:760px;margin:0 auto;padding:0 0 90px}
.hdr{padding:22px 18px 8px}
.hdr-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.hdr-date{font-size:13px;color:var(--muted);letter-spacing:.3px}
.hdr-greet{font-size:22px;font-weight:700;margin-top:2px}
.hdr-right{display:flex;align-items:center;gap:8px}
.sync{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);background:#fff;padding:5px 10px;border-radius:20px;box-shadow:var(--shadow)}
.sync .dot{width:7px;height:7px;border-radius:50%;background:var(--ok)}
.sync.syncing .dot{background:var(--warn)}
.sync.error .dot,.sync.offline .dot{background:var(--danger)}
.hdr-stats{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.stat{background:#fff;border-radius:12px;padding:8px 14px;box-shadow:var(--shadow);min-width:78px}
.stat b{display:block;font-size:19px;line-height:1.2}
.stat span{font-size:11.5px;color:var(--muted)}
.stat.danger b{color:var(--danger)}
.stat.warn b{color:var(--warn)}

/* ---------- 录入 ---------- */
.composer{margin:12px 14px 6px;background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:12px}
.ci-wrap{display:flex;gap:8px;align-items:flex-end}
#quickInput{flex:1;border:none;outline:none;resize:none;max-height:120px;line-height:1.5;padding:4px 2px;background:transparent}
.ci-add{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;font-size:21px;line-height:1;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.ci-add:active{transform:scale(.94)}
.ci-row{display:flex;gap:8px;align-items:center;margin-top:8px;flex-wrap:wrap}
.chip{background:var(--brand-soft);color:var(--brand);border-radius:20px;padding:5px 12px;font-size:12.5px;font-weight:500}
.chip:active{opacity:.7}
.chip.rec{background:#ffe9e9;color:var(--danger);animation:pulse 1.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.55}}
.parse-hint{font-size:12px;color:var(--muted);margin-left:auto}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:4px;margin:14px 14px 0;background:#eaeef7;padding:4px;border-radius:12px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{flex:1 0 auto;padding:7px 12px;border-radius:9px;font-size:13.5px;color:var(--muted);white-space:nowrap}
.tabs button.active{background:#fff;color:var(--text);font-weight:600;box-shadow:0 1px 4px rgba(24,32,60,.1)}

/* ---------- 列表 ---------- */
main{padding:12px 14px}
.group-title{font-size:12.5px;color:var(--muted);margin:14px 2px 8px;font-weight:600}
.task{display:flex;gap:10px;background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:13px;margin-bottom:10px;position:relative;overflow:hidden;align-items:flex-start}
.task:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand)}
.task.p-high:before{background:var(--warn)}
.task.p-urgent:before{background:var(--danger)}
.task.p-low:before{background:#b9c0d4}
.task.done{opacity:.55}
.task.done .t-title{text-decoration:line-through}
.check{width:21px;height:21px;border-radius:50%;border:2px solid #cfd5e6;flex:0 0 auto;margin-top:1px;display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff}
.check.on{background:var(--ok);border-color:var(--ok)}
.t-main{flex:1;min-width:0}
.t-title{font-weight:600;word-break:break-word;line-height:1.4}
.t-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:5px;font-size:12px;color:var(--muted);align-items:center}
.t-meta .overdue{color:var(--danger);font-weight:600}
.t-meta .tag{background:#f0f2f8;border-radius:6px;padding:1px 7px;font-size:11px}
.t-bar{height:5px;background:#eef0f6;border-radius:4px;margin-top:8px;overflow:hidden}
.t-bar i{display:block;height:100%;background:var(--brand);border-radius:4px;transition:width .3s}
.t-note{font-size:12.5px;color:var(--muted);margin-top:5px;white-space:pre-wrap;word-break:break-word}
.t-del{margin-left:auto;color:#c3c9da;font-size:16px;padding:0 2px;flex:0 0 auto}

.empty{text-align:center;color:var(--muted);padding:44px 20px;font-size:14px}
.empty .big{font-size:36px;display:block;margin-bottom:10px;opacity:.5}

/* ---------- 备忘录 ---------- */
.memo{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:13px 14px;margin-bottom:10px}
.memo h4{margin:0 0 4px;font-size:15px;display:flex;align-items:center;gap:6px}
.memo p{margin:0;color:#4a5165;white-space:pre-wrap;word-break:break-word;font-size:13.5px}
.memo .m-time{font-size:11.5px;color:var(--muted);margin-top:7px;display:flex;justify-content:space-between}
.memo-add{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:12px;margin-bottom:14px}
.memo-add input,.memo-add textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:9px 11px;outline:none;margin-bottom:8px;resize:vertical}
.memo-add input:focus,.memo-add textarea:focus{border-color:var(--brand)}
.search{width:100%;border:1px solid var(--line);border-radius:10px;padding:9px 12px;outline:none;margin-bottom:12px;background:#fff}

/* ---------- 设置 ---------- */
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:14px 16px;margin-bottom:12px}
.card h3{margin:0 0 10px;font-size:14.5px}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid #f1f3f9}
.row:last-child{border-bottom:none}
.row label{font-size:13.5px;color:#3c4459}
.row .val{color:var(--muted);font-size:12.5px}
.row select,.row input[type=number],.row input[type=text],.row input[type=time]{border:1px solid var(--line);border-radius:8px;padding:6px 9px;outline:none;background:#fff;max-width:150px}
.switch{width:44px;height:25px;border-radius:20px;background:#d8dcea;position:relative;transition:.2s;flex:0 0 auto}
.switch.on{background:var(--brand)}
.switch i{position:absolute;top:2.5px;left:2.5px;width:20px;height:20px;border-radius:50%;background:#fff;transition:.2s}
.switch.on i{left:21.5px}
.link-box{background:#f6f7fc;border:1px dashed #c9d0e6;border-radius:10px;padding:10px;word-break:break-all;font-size:12px;color:#4a5165;margin-bottom:10px}
.btn{border-radius:10px;padding:9px 16px;font-size:14px;font-weight:500;background:#f0f2f8;color:#3c4459}
.btn.primary{background:var(--brand);color:#fff}
.btn.ghost{background:transparent;color:var(--muted)}
.btn.danger{background:#fdecec;color:var(--danger)}
.btn.block{width:100%;display:block}
.btn:active{opacity:.8}
#qrcode{margin:10px auto 0;width:160px;height:160px;display:flex;align-items:center;justify-content:center}
#qrcode canvas,#qrcode img{max-width:100%;border-radius:8px}

/* ---------- 抽屉 ---------- */
.mask{position:fixed;inset:0;background:rgba(18,24,40,.42);z-index:40;animation:fade .2s}
@keyframes fade{from{opacity:0}to{opacity:1}}
.drawer{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--card);border-radius:18px 18px 0 0;padding:18px 18px calc(24px + env(safe-area-inset-bottom));max-height:88vh;overflow-y:auto;animation:up .25s cubic-bezier(.2,.8,.2,1)}
@keyframes up{from{transform:translateY(100%)}to{transform:translateY(0)}}
@media(min-width:700px){
  .drawer{left:50%;right:auto;bottom:auto;top:50%;transform:translate(-50%,-50%);width:560px;max-width:92vw;border-radius:18px;max-height:86vh}
  @keyframes up{from{transform:translate(-50%,-46%);opacity:0}to{transform:translate(-50%,-50%);opacity:1}}
}
.drawer h2{margin:0 0 12px;font-size:18px;padding-right:30px}
.d-close{position:absolute;right:16px;top:14px;font-size:22px;color:var(--muted);line-height:1}
.drawer .field{margin-bottom:12px}
.drawer .field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
.drawer input[type=text],.drawer input[type=datetime-local],.drawer textarea,.drawer select{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:9px 11px;outline:none;resize:vertical;background:#fff}
.drawer input:focus,.drawer textarea:focus{border-color:var(--brand)}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{padding:6px 12px;border-radius:9px;background:#f0f2f8;font-size:13px;color:#5a6178}
.seg button.on{background:var(--brand);color:#fff}
.prog-row{display:flex;align-items:center;gap:10px}
.prog-row input[type=range]{flex:1;accent-color:var(--brand)}
.prog-num{width:48px;text-align:right;font-weight:600}
.timeline{margin-top:6px;border-left:2px solid #eef0f6;padding-left:14px}
.tl-item{position:relative;padding:6px 0}
.tl-item:before{content:"";position:absolute;left:-20px;top:12px;width:8px;height:8px;border-radius:50%;background:var(--brand)}
.tl-item .tl-t{font-size:11.5px;color:var(--muted)}
.tl-item .tl-c{font-size:13.5px;word-break:break-word}
.log-add{display:flex;gap:8px;margin-top:12px}
.log-add input{flex:1;border:1px solid var(--line);border-radius:10px;padding:9px 11px;outline:none}
.d-actions{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}

/* ---------- 弹层 ---------- */
.modal{position:fixed;inset:0;background:rgba(18,24,40,.45);z-index:60;display:flex;align-items:center;justify-content:center;padding:18px}
.modal-card{background:#fff;border-radius:16px;padding:18px;width:100%;max-width:520px;max-height:80vh;overflow-y:auto}
.modal-card h3{margin:0 0 12px;font-size:16px}
.ai-item{display:flex;gap:10px;align-items:flex-start;padding:10px;border:1px solid var(--line);border-radius:11px;margin-bottom:8px}
.ai-item .ai-m{font-size:12px;color:var(--muted);margin-top:3px}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}

/* ---------- FAB & Toast ---------- */
.fab{position:fixed;right:18px;bottom:calc(20px + env(safe-area-inset-bottom));width:52px;height:52px;border-radius:50%;background:var(--brand);color:#fff;font-size:28px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(79,70,229,.36);z-index:30}
.fab:active{transform:scale(.93)}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:90px;background:rgba(27,33,48,.94);color:#fff;padding:10px 18px;border-radius:22px;font-size:13.5px;z-index:99;opacity:0;pointer-events:none;transition:.25s;max-width:86vw;text-align:center}
.toast.on{opacity:1;bottom:104px}

/* ---------- 引导页 ---------- */
.onboard{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(160deg,#eef1ff,#f7f8fc 60%)}
.onboard-card{background:#fff;border-radius:20px;padding:30px 24px;width:100%;max-width:400px;box-shadow:0 10px 40px rgba(30,40,80,.1);text-align:center}
.logo{width:62px;height:62px;border-radius:18px;background:var(--brand);color:#fff;font-size:30px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;font-weight:700}
.onboard h1{margin:0 0 6px;font-size:22px}
.sub{color:var(--muted);font-size:13.5px;margin:0 0 24px;line-height:1.7}
.ob-block{margin-bottom:6px}
.ob-block input{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 13px;outline:none;margin-bottom:9px;text-align:center}
.ob-block .btn{padding:11px}
.hint{font-size:11.5px;color:var(--muted);margin-top:7px}
.ob-divider{position:relative;margin:20px 0;text-align:center}
.ob-divider:before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--line)}
.ob-divider span{position:relative;background:#fff;padding:0 12px;color:var(--muted);font-size:12px}