:root{
  --bg1:#f2f2ee; --bg2:#e6eee8;
  --glass-bg:rgba(255,255,255,.55);
  --glass-bg-strong:rgba(255,255,255,.78);
  --glass-border:rgba(255,255,255,.65);
  --glass-highlight:inset 0 1px 0 rgba(255,255,255,.8);
  --glass-shadow:0 8px 32px rgba(31,38,35,.08);
  --glass-shadow-hover:0 16px 44px rgba(31,38,35,.15);
  --ink:#1d1d1f; --muted:#6e6e73;
  --accent:#b6292f; --accent2:#2c665d;
  --warn:#b85b00; --bad:#b42318; --ok:#287947;
  --pill-bg:rgba(255,255,255,.45);
  --col-bg:rgba(255,255,255,.30);
  --blob-red:rgba(182,41,47,.16);
  --blob-green:rgba(44,102,93,.18);
  --input-bg:rgba(255,255,255,.5);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg1:#101014; --bg2:#0d1512;
    --glass-bg:rgba(28,28,32,.60);
    --glass-bg-strong:rgba(30,30,34,.82);
    --glass-border:rgba(255,255,255,.12);
    --glass-highlight:inset 0 1px 0 rgba(255,255,255,.08);
    --glass-shadow:0 8px 32px rgba(0,0,0,.35);
    --glass-shadow-hover:0 16px 44px rgba(0,0,0,.5);
    --ink:#f5f5f7; --muted:#98989d;
    --accent:#e0484f; --accent2:#4ba393;
    --warn:#e0932f; --bad:#f0564a; --ok:#4fc377;
    --pill-bg:rgba(255,255,255,.07);
    --col-bg:rgba(255,255,255,.05);
    --blob-red:rgba(224,72,79,.14);
    --blob-green:rgba(75,163,147,.14);
    --input-bg:rgba(255,255,255,.06);
  }
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  min-height:100vh;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:linear-gradient(135deg,var(--bg1),var(--bg2)) fixed;
  font-size:14px;
}
.blobs{position:fixed;inset:0;pointer-events:none;z-index:0}
.blob{position:absolute;border-radius:50%;filter:blur(90px)}
.blob.r{width:520px;height:520px;background:var(--blob-red);top:-160px;left:-120px}
.blob.g{width:620px;height:620px;background:var(--blob-green);bottom:-220px;right:-160px}

.glass{
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(40px) saturate(180%);
  backdrop-filter:blur(40px) saturate(180%);
  border:.5px solid var(--glass-border);
  box-shadow:var(--glass-shadow),var(--glass-highlight);
  border-radius:18px;
}

.layout{position:relative;z-index:1;display:flex;min-height:100vh}

/* Sidebar */
.sidebar{
  width:228px;flex-shrink:0;margin:16px 0 16px 16px;
  border-radius:22px;padding:22px 14px;
  display:flex;flex-direction:column;gap:4px;
  height:calc(100vh - 32px);position:sticky;top:16px;
}
.brand{display:flex;align-items:center;gap:12px;padding:4px 10px 18px}
.seal{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(145deg,#c13a40,#a02328);
  color:#fff;display:grid;place-items:center;
  font-size:20px;font-weight:700;font-family:"Songti SC","STSong",serif;
  box-shadow:0 4px 14px rgba(182,41,47,.35),inset 0 1px 0 rgba(255,255,255,.25);
}
.brand b{font-size:16px;letter-spacing:1px}
.brand small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
.nav-item{
  display:flex;align-items:center;gap:11px;padding:10px 12px;
  border-radius:12px;cursor:pointer;color:var(--ink);
  font-size:14px;border:none;background:transparent;width:100%;
  transition:background .18s ease-out,color .18s ease-out;text-align:left;font-family:inherit;
}
.nav-item svg{width:18px;height:18px;stroke:currentColor;flex-shrink:0}
.nav-item:hover{background:rgba(127,127,127,.10)}
.nav-item.active{background:color-mix(in srgb,var(--accent2) 14%,transparent);color:var(--accent2);font-weight:600}
.sidebar .spacer{flex:1}
.sidebar hr{border:none;border-top:.5px solid var(--glass-border);margin:10px 6px}

/* Main */
.main{flex:1;padding:26px 26px 40px;min-width:0}
.view.hidden{display:none}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.topbar h1{font-size:24px;font-weight:700;letter-spacing:.5px}
.topbar .sub{color:var(--muted);font-size:12px;margin-top:4px}
.topbar-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.search{display:flex;align-items:center;gap:8px;padding:9px 14px;min-width:240px;flex:0 1 320px}
.search input{border:none;outline:none;background:transparent;font:inherit;color:var(--ink);width:100%}
.search input::placeholder{color:var(--muted)}
.search svg{width:16px;height:16px;stroke:var(--muted);flex-shrink:0}
.filter-select{
  border:none;outline:none;background:transparent;font:inherit;color:var(--ink);
  padding:9px 6px;cursor:pointer;max-width:130px;
}
.btn{
  border:.5px solid var(--glass-border);border-radius:12px;padding:10px 16px;
  font:inherit;font-size:14px;cursor:pointer;color:var(--ink);
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(40px) saturate(180%);backdrop-filter:blur(40px) saturate(180%);
  box-shadow:var(--glass-shadow),var(--glass-highlight);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--glass-shadow-hover),var(--glass-highlight)}
.btn.primary{background:color-mix(in srgb,var(--accent) 88%,transparent);color:#fff;border-color:transparent;font-weight:600}
.btn.primary:hover{box-shadow:0 12px 30px color-mix(in srgb,var(--accent) 35%,transparent)}
.btn.danger{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 40%,transparent)}
.btn.small{padding:7px 12px;font-size:12.5px;border-radius:10px}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(4,minmax(140px,1fr));gap:14px;margin-bottom:20px}
.stat{padding:18px 20px}
.stat b{font-size:30px;font-weight:700;display:block;letter-spacing:-.5px}
.stat span{color:var(--muted);font-size:12px}
.stat.warn b{color:var(--warn)} .stat.bad b{color:var(--bad)} .stat.red b{color:var(--accent)}

/* Board */
.board{display:grid;grid-template-columns:repeat(7,minmax(210px,1fr));gap:14px;overflow-x:auto;padding-bottom:16px}
.col{
  background:var(--col-bg);
  -webkit-backdrop-filter:blur(40px) saturate(180%);backdrop-filter:blur(40px) saturate(180%);
  border:.5px solid var(--glass-border);
  border-radius:20px;padding:12px;min-height:56vh;
  box-shadow:var(--glass-highlight);
}
.col h2{font-size:13px;font-weight:600;display:flex;justify-content:space-between;align-items:center;padding:4px 6px 12px}
.col h2 .count{color:var(--muted);font-weight:500;font-size:12px;background:var(--pill-bg);padding:2px 8px;border-radius:999px;border:.5px solid var(--glass-border)}
.card{padding:13px 14px;margin-bottom:11px;cursor:pointer;transition:transform .18s ease-out,box-shadow .18s ease-out}
.card:hover{transform:translateY(-2px);box-shadow:var(--glass-shadow-hover),var(--glass-highlight)}
.card-title{font-weight:600;font-size:14px;line-height:1.4;margin-bottom:9px}
.meta{display:flex;gap:6px;flex-wrap:wrap}
.pill{
  font-size:11px;padding:3px 9px;border-radius:999px;
  background:var(--pill-bg);border:.5px solid var(--glass-border);color:var(--muted);
  white-space:nowrap;
}
.pill.stage{color:var(--accent2);font-weight:600}
.pill.bad{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 30%,transparent);background:color-mix(in srgb,var(--bad) 8%,transparent)}
.pill.warn{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 30%,transparent);background:color-mix(in srgb,var(--warn) 9%,transparent)}
.pill.ok{color:var(--ok)}
.empty-col{color:var(--muted);font-size:12px;text-align:center;padding:20px 0}

/* Panel / form */
.panel{padding:22px;max-width:1100px}
.panel h2{font-size:18px;margin-bottom:6px}
.panel .lead{color:var(--muted);font-size:13px;margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:repeat(3,minmax(180px,1fr));gap:12px}
.f-field{display:flex;flex-direction:column;gap:6px}
.f-field.full{grid-column:1/-1}
.f-field label{font-size:12px;font-weight:600;color:var(--muted)}
.f-input,textarea.f-input,select.f-input{
  border:.5px solid var(--glass-border);border-radius:11px;padding:9px 12px;
  background:var(--input-bg);font:inherit;font-size:13px;color:var(--ink);outline:none;width:100%;
}
select.f-input option{color:#1d1d1f;background:#fff}
.f-input:focus{border-color:color-mix(in srgb,var(--accent2) 55%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent2) 15%,transparent)}
textarea.f-input{min-height:120px;resize:vertical}
.form-actions{display:flex;gap:10px;align-items:center;margin-top:16px;flex-wrap:wrap}
.muted{color:var(--muted)} .small{font-size:12px}
.file-hint{color:var(--muted);font-size:11.5px;margin-top:5px}
input[type=file]{font-size:12.5px;color:var(--muted)}
input[type=file]::file-selector-button{
  border:.5px solid var(--glass-border);border-radius:9px;padding:7px 12px;margin-right:10px;
  background:var(--glass-bg);color:var(--ink);font:inherit;font-size:12.5px;cursor:pointer;
}

/* Tables */
.tbl-wrap{overflow-x:auto;border-radius:16px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:11px 13px;border-bottom:.5px solid var(--glass-border);vertical-align:top}
th{font-weight:600;color:var(--muted);font-size:12px;white-space:nowrap}
tbody tr{cursor:pointer;transition:background .15s}
tbody tr:hover{background:rgba(127,127,127,.07)}

/* Drawer */
.drawer{
  position:fixed;top:0;right:0;height:100vh;height:100dvh;width:min(720px,100vw);z-index:30;
  background:var(--glass-bg-strong);
  -webkit-backdrop-filter:blur(60px) saturate(190%);backdrop-filter:blur(60px) saturate(190%);
  border-left:.5px solid var(--glass-border);
  box-shadow:-20px 0 60px rgba(0,0,0,.12);
  transform:translateX(105%);transition:transform .32s cubic-bezier(.32,.72,.28,1);
  overflow-y:auto;-webkit-overflow-scrolling:touch;
}
.drawer.open{transform:translateX(0)}
.drawer-inner{padding:24px 26px 60px}
.drawer-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:6px;position:sticky;top:0;padding:6px 0 12px;background:inherit;z-index:2}
.drawer-head h2{font-size:19px;font-weight:700;line-height:1.35}
.drawer-head .sub{color:var(--muted);font-size:12px;margin-top:5px}
.drawer-head .row{display:flex;gap:8px;flex-shrink:0}
.section-title{font-size:13px;font-weight:700;color:var(--muted);margin:26px 0 10px;letter-spacing:1px}
.owner-wrap{display:flex;gap:6px;align-items:center}
.owner-wrap .f-input{flex:1}
.sparkle{
  flex-shrink:0;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  border:.5px solid var(--glass-border);background:var(--glass-bg);cursor:pointer;
  color:var(--accent2);transition:transform .15s ease-out,box-shadow .15s ease-out;
}
.sparkle:hover{transform:scale(1.06);box-shadow:var(--glass-shadow-hover)}
.sparkle svg{width:16px;height:16px}
.sparkle.loading{animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* recommend popover */
.rec-pop{margin-top:8px;padding:12px;border-radius:14px;animation:pop .22s cubic-bezier(.32,.72,.28,1)}
@keyframes pop{from{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}
.rec-title{font-size:11px;color:var(--muted);margin-bottom:8px;font-weight:600}
.rec-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;border-radius:10px;cursor:pointer;transition:background .15s}
.rec-item:hover{background:rgba(127,127,127,.10)}
.rec-item .nm{font-weight:600;font-size:13px}
.rec-item .rs{color:var(--muted);font-size:11px}
.rec-item .sc{font-size:11px;color:var(--accent2);font-weight:700;white-space:nowrap}
.rec-empty{color:var(--muted);font-size:12px;padding:8px;text-align:center}

/* attachments */
.attachments{display:grid;gap:10px}
.attachment{padding:12px;border-radius:14px;display:grid;grid-template-columns:72px 1fr auto;gap:12px;align-items:start}
.attachment .thumb{width:72px;height:72px;border-radius:10px;object-fit:cover;border:.5px solid var(--glass-border)}
.attachment .fileicon{width:72px;height:72px;border-radius:10px;display:grid;place-items:center;background:var(--pill-bg);border:.5px solid var(--glass-border);color:var(--muted);font-size:11px;font-weight:700}
.attachment b{font-size:13px;display:block;word-break:break-all}
.attachment .ainfo{color:var(--muted);font-size:11.5px;margin-top:3px}
.attachment .aprev{color:var(--muted);font-size:11.5px;margin-top:5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.attachment .acts{display:flex;flex-direction:column;gap:6px}
.proofread-result{grid-column:1/-1;margin-top:4px;padding:12px;border-radius:12px;background:var(--pill-bg);border:.5px solid var(--glass-border)}
.proofread-result h4{font-size:12px;color:var(--muted);margin-bottom:8px}
.correction{font-size:12.5px;padding:6px 0;border-bottom:.5px dashed var(--glass-border)}
.correction:last-child{border-bottom:none}
.correction del{color:var(--bad)} .correction ins{color:var(--ok);text-decoration:none;font-weight:600}
.correction .why{color:var(--muted);font-size:11.5px}
.corrected-full{margin-top:8px;font-size:12.5px;line-height:1.6;white-space:pre-wrap;color:var(--ink);max-height:200px;overflow-y:auto}

/* checklist */
.checklist{display:grid;grid-template-columns:repeat(2,minmax(220px,1fr));gap:8px}
.check{
  display:flex;gap:9px;align-items:flex-start;padding:10px 12px;border-radius:11px;
  border:.5px solid var(--glass-border);background:var(--pill-bg);
  font-size:12.5px;cursor:pointer;transition:background .15s;
}
.check:hover{background:rgba(127,127,127,.08)}
.check input{accent-color:var(--accent2);margin-top:1px;flex-shrink:0}

/* timeline */
.timeline{border-left:2px solid var(--glass-border);padding-left:16px;margin-top:4px}
.event{margin-bottom:16px;position:relative;font-size:13px}
.event::before{
  content:"";width:9px;height:9px;border-radius:50%;
  background:var(--accent2);position:absolute;left:-21.5px;top:5px;
  box-shadow:0 0 0 3px color-mix(in srgb,var(--accent2) 20%,transparent);
}
.event b{font-size:13px}
.event .t{color:var(--muted);font-size:11px;margin-left:8px}
.event .d{color:var(--muted);font-size:12px;margin-top:3px}

/* calendar view */
.linkbox{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;
  background:var(--pill-bg);border:.5px solid var(--glass-border);border-radius:12px;
  padding:13px 15px;word-break:break-all;
}

/* toast */
.toast{
  position:fixed;bottom:22px;left:50%;transform:translateX(-50%) translateY(80px);
  padding:11px 20px;border-radius:14px;font-size:13px;z-index:60;
  transition:transform .3s cubic-bezier(.32,.72,.28,1);max-width:88vw;
}
.toast.show{transform:translateX(-50%) translateY(0)}
.toast.error{color:var(--bad)}

.loading-block{color:var(--muted);text-align:center;padding:40px;font-size:13px}

/* Mobile */
@media(max-width:1100px){.stats{grid-template-columns:1fr 1fr}}
@media(max-width:900px){
  .layout{flex-direction:column}
  .sidebar{
    width:auto;height:auto;position:sticky;top:0;z-index:25;margin:0;
    flex-direction:row;align-items:center;overflow-x:auto;padding:8px 10px;
    border-radius:0;border-left:none;border-right:none;border-top:none;gap:2px;
  }
  .brand{padding:2px 8px 2px 2px;flex-shrink:0}
  .brand small{display:none}
  .brand b{font-size:14px}
  .seal{width:32px;height:32px;border-radius:9px;font-size:15px}
  .sidebar hr,.sidebar .spacer{display:none}
  .nav-item{width:auto;white-space:nowrap;padding:8px 11px;font-size:13px;gap:7px;flex-shrink:0}
  .nav-item svg{width:16px;height:16px}
  .main{padding:14px 12px 60px}
  .topbar h1{font-size:20px}
  .search{min-width:0;flex:1 1 100%;order:3}
  .stats{gap:10px}
  .stat{padding:13px 15px}
  .stat b{font-size:23px}
  .board{grid-template-columns:1fr;overflow-x:visible}
  .col{min-height:0}
  .form-grid{grid-template-columns:1fr}
  .checklist{grid-template-columns:1fr}
  .panel{padding:16px}
  .drawer{width:100vw;border-left:none}
  .drawer-inner{padding:18px 16px 60px}
  .attachment{grid-template-columns:56px 1fr;gap:10px}
  .attachment .thumb,.attachment .fileicon{width:56px;height:56px}
  .attachment .acts{grid-column:1/-1;flex-direction:row}
}