:root{
  --bg:#F5F6F8; --card:#FFFFFF; --ink:#1B2430; --ink2:#5A6675; --mut:#8A95A3;
  --line:#E5E9EF; --brand:#1F3A5F; --accent:#2F6FD0; --accent-soft:#EAF1FC;
  --ok:#2E9E6B; --warn:#E39A2D; --late:#D9534F; --shadow:0 2px 12px rgba(31,58,95,.07);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink)}
body{font:15px/1.55 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
.hidden{display:none!important}

/* login */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(160deg,#F7F9FC,#EAF0F8)}
.login-inner{width:100%;max-width:420px;background:var(--card);border-radius:18px;padding:30px 24px 26px;box-shadow:var(--shadow)}
.brand{font-size:34px;font-weight:800;letter-spacing:4px;color:var(--brand);text-align:center}
.brand-sub{text-align:center;color:var(--mut);font-size:12.5px;margin:6px 0 26px}
.login-label{font-size:12.5px;color:var(--ink2);font-weight:600;margin:16px 0 8px}
.member-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.member-btn{border:1.5px solid var(--line);border-radius:12px;padding:10px 2px;text-align:center;background:#fff;transition:.15s}
.member-btn .av{width:34px;height:34px;border-radius:50%;margin:0 auto 6px;color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px}
.member-btn span{font-size:12px;color:var(--ink2)}
.member-btn.on{border-color:var(--accent);background:var(--accent-soft)}
.input{width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:10px;background:#fff;outline:none}
.input:focus{border-color:var(--accent)}
select.input,textarea.input{appearance:none}
textarea.input{min-height:74px;resize:vertical}
.btn{padding:10px 16px;border-radius:10px;background:#EEF1F6;color:var(--ink2);font-weight:600;font-size:14px}
.btn.primary{background:var(--accent);color:#fff}
.btn.ghost{background:#fff;border:1px solid var(--line)}
.btn.danger{background:#FDECEC;color:var(--late)}
.btn.sm{padding:6px 11px;font-size:12.5px;border-radius:8px}
.btn.block{width:100%;margin-top:18px;padding:12px}
.hint{font-size:12px;color:var(--mut);text-align:center;margin-top:12px;min-height:18px}

/* shell */
.app{min-height:100vh}
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:10px 14px;display:flex;align-items:center;gap:8px}
.topbar-title{display:flex;flex-direction:column;line-height:1.2}
.topbar-title b{font-size:18px;letter-spacing:2px;color:var(--brand)}
.topbar-title span{font-size:10.5px;color:var(--mut)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.chip-btn{background:var(--accent-soft);color:var(--accent);border-radius:20px;padding:5px 10px;font-size:12px;font-weight:600}
.who{background:var(--brand);color:#fff;border-radius:20px;padding:5px 11px;font-size:12.5px;font-weight:600}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);display:inline-block}
.dot.offline{background:var(--warn)}
.view{padding:14px 14px 120px;max-width:720px;margin:0 auto}
.tabbar{position:fixed;bottom:0;left:0;right:0;z-index:20;background:#fff;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);padding-bottom:env(safe-area-inset-bottom)}
.tab{padding:9px 0 8px;font-size:11.5px;color:var(--mut);display:flex;flex-direction:column;align-items:center;gap:2px}
.tab span{font-size:18px;line-height:1}
.tab.on{color:var(--accent);font-weight:700}
.fab{position:fixed;right:18px;bottom:calc(74px + env(safe-area-inset-bottom));z-index:21;width:52px;height:52px;border-radius:50%;background:var(--accent);color:#fff;font-size:28px;box-shadow:0 6px 18px rgba(47,111,208,.35)}

/* content */
.section-title{font-size:12px;font-weight:700;color:var(--mut);letter-spacing:1px;margin:18px 2px 8px;display:flex;align-items:center;gap:8px}
.section-title .right{margin-left:auto;font-weight:500;letter-spacing:0}
.card{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:13px 14px;box-shadow:var(--shadow);margin-bottom:9px}
.card.tight{padding:10px 12px}
.row{display:flex;align-items:center;gap:10px}
.row.between{justify-content:space-between}
.grow{flex:1;min-width:0}
.ellip{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.title{font-size:15px;font-weight:650}
.sub{font-size:12px;color:var(--mut);margin-top:2px}
.badge{font-size:10.5px;padding:2px 7px;border-radius:6px;background:#EEF1F6;color:var(--ink2);white-space:nowrap}
.badge.blue{background:var(--accent-soft);color:var(--accent)}
.badge.ok{background:#E7F6EE;color:var(--ok)}
.badge.warn{background:#FFF3DF;color:var(--warn)}
.badge.late{background:#FDECEC;color:var(--late)}
.badge.copy{background:#F1ECFB;color:#7B57BE}
.empty{text-align:center;color:var(--mut);font-size:13px;padding:36px 10px}
.timeline{display:flex;gap:10px}
.tl-time{width:46px;flex:none;text-align:right;color:var(--ink2);font-size:12.5px;font-variant-numeric:tabular-nums;padding-top:3px}
.tl-line{flex:none;width:10px;position:relative}
.tl-line::before{content:"";position:absolute;left:3px;top:9px;width:4px;height:4px;border-radius:50%;background:var(--accent)}
.tl-line::after{content:"";position:absolute;left:5px;top:16px;bottom:-14px;width:1px;background:var(--line)}
.timeline:last-child .tl-line::after{display:none}
.tl-body{flex:1;min-width:0}
.check{width:22px;height:22px;flex:none;border:1.8px solid var(--line);border-radius:7px;background:#fff;display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px}
.check.on{background:var(--ok);border-color:var(--ok)}
.done .title{text-decoration:line-through;color:var(--mut)}
.tomorrow{opacity:.72}
.checklist{margin:8px 0 0 0;padding:8px 0 0;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:6px}
.checklist label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink2)}
.actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.field{margin-bottom:11px}
.field label{display:block;font-size:12px;color:var(--ink2);font-weight:600;margin-bottom:5px}
.field .input{padding:9px 11px;font-size:14px}
.pill-row{display:flex;gap:6px;flex-wrap:wrap}
.pill{border:1px solid var(--line);border-radius:20px;padding:5px 11px;font-size:12.5px;background:#fff;color:var(--ink2)}
.pill.on{background:var(--accent);border-color:var(--accent);color:#fff}
.stat{display:flex;gap:8px}
.stat>div{flex:1;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;text-align:center}
.stat b{display:block;font-size:19px;color:var(--brand)}
.stat span{font-size:11px;color:var(--mut)}
.bar{height:6px;border-radius:4px;background:var(--line);overflow:hidden;margin-top:8px}
.bar i{display:block;height:100%;background:var(--ok)}
.notice{background:#FFF8E8;border:1px solid #F3DFAF;color:#8A6415;border-radius:10px;padding:10px 12px;font-size:12px;margin-bottom:10px}

/* modal */
.modal{position:fixed;inset:0;z-index:50;background:rgba(18,28,42,.42);display:flex;align-items:flex-end;justify-content:center}
.modal-card{background:#fff;width:100%;max-width:560px;border-radius:18px 18px 0 0;padding:18px 16px calc(20px + env(safe-area-inset-bottom));max-height:88vh;overflow:auto}
.modal-head{display:flex;align-items:center;margin-bottom:14px}
.modal-head b{font-size:16px}
.modal-head .x{margin-left:auto;font-size:22px;color:var(--mut);line-height:1}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%) translateY(20px);z-index:80;background:#243247;color:#fff;padding:9px 16px;border-radius:20px;font-size:13px;opacity:0;pointer-events:none;transition:.25s;max-width:86vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(min-width:640px){
  .modal{align-items:center}
  .modal-card{border-radius:18px;max-height:82vh}
  .view{padding-left:20px;padding-right:20px}
}