/* Layout: cột điều hướng cố định bên trái + vùng làm việc; trên điện thoại chuyển thành thanh tab dưới đáy */
:root{
  --bg:#eef1f5; --surface:#ffffff; --surface-2:#f5f7fa; --fg:#141b25; --muted:#5a6676; --line:#dbe1e9;
  --accent:#2452c8; --accent-ink:#ffffff; --accent-soft:#e2e9fb;
  --amber:#a86400; --amber-soft:#fcefd8; --red:#c0362e; --red-soft:#fbe6e4;
  --green:#1d7649; --green-soft:#def2e7; --violet:#6943b5; --violet-soft:#ede6fa;
  --shadow:0 1px 2px rgba(20,27,37,.06),0 4px 14px rgba(20,27,37,.05);
  --font-display:"Bricolage Grotesque","Be Vietnam Pro",system-ui,sans-serif;
  --font-body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0e131a; --surface:#161d27; --surface-2:#1b2430; --fg:#e6ebf2; --muted:#98a5b6; --line:#283342;
  --accent:#7097ff; --accent-ink:#0a1120; --accent-soft:#1c2a4b;
  --amber:#f0b04a; --amber-soft:#36280f; --red:#ff7c71; --red-soft:#3b1a18;
  --green:#5cc88e; --green-soft:#132e22; --violet:#b69cff; --violet-soft:#291f44;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 4px 14px rgba(0,0,0,.2); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0e131a; --surface:#161d27; --surface-2:#1b2430; --fg:#e6ebf2; --muted:#98a5b6; --line:#283342;
  --accent:#7097ff; --accent-ink:#0a1120; --accent-soft:#1c2a4b;
  --amber:#f0b04a; --amber-soft:#36280f; --red:#ff7c71; --red-soft:#3b1a18;
  --green:#5cc88e; --green-soft:#132e22; --violet:#b69cff; --violet-soft:#291f44;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 4px 14px rgba(0,0,0,.2); color-scheme:dark}

*{box-sizing:border-box}
html,body{min-height:100%}
body{background:var(--bg);color:var(--fg);font:14px/1.5 var(--font-body)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--surface)}
a{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.ic{display:inline-flex;width:18px;height:18px;flex:none}
.ic svg{width:100%;height:100%}
.muted{color:var(--muted)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
h1,h2,h3{font-family:var(--font-display);text-wrap:balance;margin:0;letter-spacing:-.01em}

.app{display:grid;grid-template-columns:232px minmax(0,1fr);gap:28px;max-width:1320px;margin:0 auto;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0}
.side{position:sticky;top:env(safe-area-inset-top,0px);align-self:start;height:100vh;padding-block:22px;display:flex;flex-direction:column;gap:22px}
.brand{display:flex;gap:10px;align-items:center}
.brand-mark{width:36px;height:36px;border-radius:9px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font:700 16px var(--font-display)}
.brand-name{font:700 16px/1.2 var(--font-display)}
.brand-sub{font-size:12px;color:var(--muted)}
.nav{display:flex;flex-direction:column;gap:2px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:var(--fg);text-decoration:none;font-weight:500}
.nav a:hover{background:var(--surface)}
.nav a[aria-current="page"]{background:var(--surface);box-shadow:var(--shadow);color:var(--accent)}
.nav .count{margin-left:auto;font:500 11px var(--font-mono);color:var(--muted);background:var(--surface-2);padding:1px 7px;border-radius:99px}
.nav .count.hot{background:var(--red-soft);color:var(--red)}
.me-chip{margin-top:auto;display:flex;gap:10px;align-items:center;padding:10px;border-radius:10px;background:var(--surface)}
.me-chip .role{font-size:11px;color:var(--muted)}
.topbar,.tabs{display:none}

main{padding-block:22px 60px;min-width:0}
.view{display:flex;flex-direction:column;gap:20px}
.view-head{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;justify-content:space-between}
.view-head h1{font-size:28px}
.view-head p{margin:2px 0 0;color:var(--muted)}
.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--surface);padding:7px 12px;border-radius:8px;cursor:pointer;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.07)}
.btn.ghost{background:transparent;border-color:transparent}
.btn.ghost:hover{background:var(--surface-2)}
.btn.danger{color:var(--red)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.icon-btn{border:0;background:transparent;padding:6px;border-radius:7px;cursor:pointer;color:var(--muted);display:inline-flex}
.icon-btn:hover{background:var(--surface-2);color:var(--fg)}
.icon-btn.on{color:var(--accent)}
.input,select.input,textarea.input{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 10px}
textarea.input{resize:vertical;min-height:70px}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:12px;font-weight:600;color:var(--muted)}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.grow{flex:1;min-width:0}
.banner{padding:10px 14px;border-radius:9px;background:var(--amber-soft);color:var(--fg);border:1px solid var(--line)}

.av{width:32px;height:32px;border-radius:50%;flex:none;object-fit:cover;display:inline-grid;place-items:center;font:600 12px var(--font-body);color:#fff;background:var(--muted)}
.av.sm{width:24px;height:24px;font-size:10px}
.av.lg{width:42px;height:42px;font-size:14px}
.stack{display:flex}
.stack .av{border:2px solid var(--surface);margin-left:-8px}
.stack .av:first-child{margin-left:0}

/* Bảng tin */
.group-head{overflow:hidden;padding:0}
.cover{height:132px;background:
  repeating-linear-gradient(90deg,color-mix(in srgb,var(--accent-ink) 14%,transparent) 0 1px,transparent 1px 44px),
  repeating-linear-gradient(0deg,color-mix(in srgb,var(--accent-ink) 14%,transparent) 0 1px,transparent 1px 44px),
  linear-gradient(120deg,var(--accent),color-mix(in srgb,var(--accent) 65%,var(--violet)))}
.group-meta{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:flex-end;padding:16px 20px 18px}
.group-name{font-size:30px;line-height:1.1}
.group-meta p{margin:4px 0 10px;max-width:62ch}
.feed-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:start}
.feed-col{display:flex;flex-direction:column;gap:14px;min-width:0}
.feed-aside{display:flex;flex-direction:column;gap:14px;position:sticky;top:calc(env(safe-area-inset-top,0px) + 16px)}
.side-card{padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.side-card h3{font-size:15px}
.composer{padding:14px;display:flex;flex-direction:column;gap:10px}
.composer textarea{border:0;background:var(--surface-2);border-radius:9px;padding:10px 12px;resize:vertical;min-height:64px;width:100%}
.composer-bar{display:flex;gap:6px;align-items:center;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:10px}
.att-list{display:flex;flex-wrap:wrap;gap:8px}
.att{display:inline-flex;align-items:center;gap:6px;padding:5px 6px 5px 10px;border-radius:8px;background:var(--surface-2);font-size:13px;max-width:100%}
.att span.t{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:220px}
.post{padding:14px 16px;display:flex;flex-direction:column;gap:10px}
.post.pinned{border-color:color-mix(in srgb,var(--amber) 45%,var(--line))}
.post-head{display:flex;gap:10px;align-items:center}
.post-who{font-weight:600}
.post-when{font-size:12px;color:var(--muted)}
.pin-tag{font-size:11px;font-weight:600;color:var(--amber);background:var(--amber-soft);padding:2px 8px;border-radius:99px;display:inline-flex;gap:4px;align-items:center}
.pin-tag .ic{width:12px;height:12px}
.post-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px}
.imgs{display:grid;gap:4px;border-radius:9px;overflow:hidden}
.imgs.n1{grid-template-columns:1fr}
.imgs.n2,.imgs.n4{grid-template-columns:1fr 1fr}
.imgs.n3{grid-template-columns:1fr 1fr 1fr}
.imgs a{display:block;background:var(--surface-2)}
.imgs img{display:block;width:100%;height:100%;max-height:420px;object-fit:cover;aspect-ratio:4/3}
.imgs.n1 img{aspect-ratio:auto}
.files{display:flex;flex-direction:column;gap:6px}
.file-chip{display:flex;gap:10px;align-items:center;padding:8px 10px;border:1px solid var(--line);border-radius:9px;text-decoration:none;color:var(--fg);min-width:0}
.file-chip:hover{border-color:var(--accent)}
.file-chip .nm{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-chip .sub{font-size:12px;color:var(--muted)}
.post-stats{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}
.post-actions{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);padding-top:4px}
.post-actions button{border:0;background:transparent;padding:7px;border-radius:7px;cursor:pointer;display:flex;gap:7px;justify-content:center;align-items:center;font-weight:500;color:var(--muted)}
.post-actions button:hover{background:var(--surface-2)}
.post-actions button.on{color:var(--accent)}
.comments{display:flex;flex-direction:column;gap:8px}
.cmt{display:flex;gap:8px;align-items:flex-start}
.cmt-bubble{background:var(--surface-2);border-radius:12px;padding:7px 11px;min-width:0;overflow-wrap:anywhere}
.cmt-bubble b{font-size:13px}
.cmt-bubble div{white-space:pre-wrap}
.cmt-meta{font-size:11px;color:var(--muted);padding:2px 11px;display:flex;gap:10px}
.cmt-meta button{border:0;background:none;color:var(--muted);cursor:pointer;padding:0;font-size:11px}
.cmt-form{display:flex;gap:8px;align-items:center}
.cmt-form input{flex:1;min-width:0;border:0;background:var(--surface-2);border-radius:99px;padding:8px 14px}
.linkish{border:0;background:none;color:var(--muted);font-weight:600;cursor:pointer;padding:0;text-align:left}
.empty{padding:28px 20px;text-align:center;color:var(--muted);display:flex;flex-direction:column;gap:6px;align-items:center}
.empty b{color:var(--fg);font-family:var(--font-display);font-size:17px}
.mini-task{display:flex;gap:8px;align-items:center;font-size:13px;cursor:pointer;border:0;background:none;padding:4px 0;text-align:left;width:100%}
.mini-task .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Tài liệu */
.crumbs{display:flex;flex-wrap:wrap;gap:4px;align-items:center;font-weight:500}
.crumbs button{border:0;background:none;cursor:pointer;padding:3px 6px;border-radius:6px;color:var(--muted)}
.crumbs button:hover{background:var(--surface)}
.crumbs button.cur{color:var(--fg);font-weight:600}
.folder-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}
.folder{display:flex;gap:10px;align-items:center;padding:12px 12px;border-radius:10px;background:var(--surface);border:1px solid var(--line);cursor:pointer;text-align:left;min-width:0}
.folder:hover{border-color:var(--accent)}
.folder > .ic{color:var(--amber);width:22px;height:22px}
.folder .icon-btn{padding:4px}
.folder .nm{font-weight:600;overflow-wrap:anywhere;line-height:1.3}
.folder .sub{font-size:12px;color:var(--muted)}
.table{overflow-x:auto}
.items{width:100%;border-collapse:collapse;min-width:560px}
.items th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line)}
.items td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.items tr:last-child td{border-bottom:0}
.item-name{display:flex;gap:10px;align-items:center;min-width:0}
.item-name a{font-weight:500;color:var(--fg);text-decoration:none;overflow-wrap:anywhere}
.item-name a:hover{color:var(--accent);text-decoration:underline}
.ftype{width:34px;height:34px;border-radius:8px;display:grid;place-items:center;flex:none;font:600 10px var(--font-mono);background:var(--surface-2);color:var(--muted);overflow:hidden}
.ftype img{width:100%;height:100%;object-fit:cover}
.ftype.link{background:var(--accent-soft);color:var(--accent)}
.ftype.pdf{background:var(--red-soft);color:var(--red)}
.note{font-size:12px;color:var(--muted)}
.hint{font-size:12px;color:var(--muted)}
.search{position:relative;min-width:200px;flex:1;max-width:320px}
.search .ic{position:absolute;left:9px;top:50%;transform:translateY(-50%);color:var(--muted);width:16px;height:16px}
.search input{padding-left:32px}

/* Task */
.summary{display:flex;flex-wrap:wrap;gap:8px}
.sum{display:flex;gap:8px;align-items:baseline;padding:8px 14px;border-radius:9px;background:var(--surface);border:1px solid var(--line)}
.sum b{font:700 20px var(--font-display);font-variant-numeric:tabular-nums}
.sum.bad b{color:var(--red)}
.sum.warn b{color:var(--amber)}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.toolbar select.input{width:auto}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface)}
.seg button{border:0;background:transparent;padding:7px 12px;cursor:pointer;display:flex;gap:6px;align-items:center;font-weight:500;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--accent-soft);color:var(--accent)}
.toggle{display:inline-flex;gap:7px;align-items:center;cursor:pointer;font-weight:500}
.pic-group{overflow:hidden}
.pic-head{display:flex;gap:10px;align-items:center;padding:12px 14px;background:var(--surface-2);border-bottom:1px solid var(--line)}
.pic-head .nm{font-weight:600}
.pic-head .sub{font-size:12px;color:var(--muted)}
.pic-head .badges{margin-left:auto;display:flex;gap:6px}
.badge{font:500 11px var(--font-mono);padding:2px 8px;border-radius:99px;background:var(--surface);border:1px solid var(--line);color:var(--muted);white-space:nowrap}
.badge.bad{background:var(--red-soft);color:var(--red);border-color:transparent}
.task-row{display:grid;grid-template-columns:118px minmax(0,1fr) 128px 70px;gap:12px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line)}
.task-row:last-child{border-bottom:0}
.task-row.done .ttl{color:var(--muted);text-decoration:line-through}
.ttl{font-weight:500;border:0;background:none;padding:0;text-align:left;cursor:pointer;overflow-wrap:anywhere}
.ttl:hover{color:var(--accent)}
.client{display:inline-block;font-size:12px;color:var(--muted);margin-top:2px}
.status{appearance:none;-webkit-appearance:none;border:0;border-radius:99px;padding:4px 12px;font-size:12px;font-weight:600;cursor:pointer;width:100%;text-align:center}
.status.todo{background:var(--surface-2);color:var(--muted);box-shadow:inset 0 0 0 1px var(--line)}
.status.doing{background:var(--accent-soft);color:var(--accent)}
.status.review{background:var(--violet-soft);color:var(--violet)}
.status.done{background:var(--green-soft);color:var(--green)}
.due{font-size:13px;display:flex;flex-direction:column}
.due .d{font-family:var(--font-mono);font-size:12px;color:var(--muted)}
.due.over .rel{color:var(--red);font-weight:600}
.due.soon .rel{color:var(--amber);font-weight:600}
.prio{font-size:12px;font-weight:600;color:var(--muted)}
.prio.high{color:var(--red)}
.cal-nav{display:flex;gap:8px;align-items:center}
.cal-nav h2{font-size:20px;min-width:150px}
.cal-wrap{overflow:hidden}
.cal-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}
.cal-dow{padding:8px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);border-bottom:1px solid var(--line);background:var(--surface-2)}
.cal-cell{min-height:110px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:6px;display:flex;flex-direction:column;gap:4px;min-width:0;cursor:pointer}
.cal-cell:nth-child(7n){border-right:0}
.cal-cell.out{background:var(--surface-2)}
.cal-cell.out .dn{color:var(--muted);opacity:.6}
.cal-cell.wknd .dn{color:var(--muted)}
.dn{font:500 12px var(--font-mono);align-self:flex-start;padding:1px 6px;border-radius:99px}
.cal-cell.today .dn{background:var(--accent);color:var(--accent-ink)}
.chip{display:flex;gap:5px;align-items:center;font-size:12px;padding:3px 6px;border-radius:6px;border:0;cursor:pointer;text-align:left;min-width:0;width:100%}
.chip .t{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}
.chip.todo{background:var(--surface-2);color:var(--fg);box-shadow:inset 0 0 0 1px var(--line)}
.chip.doing{background:var(--accent-soft);color:var(--accent)}
.chip.review{background:var(--violet-soft);color:var(--violet)}
.chip.done{background:var(--green-soft);color:var(--green);text-decoration:line-through}
.chip.over{box-shadow:inset 3px 0 0 var(--red);background:var(--red-soft);color:var(--red)}
.more{font-size:11px;color:var(--muted);padding-left:4px}
.agenda{display:none;flex-direction:column}
.ag-day{display:flex;gap:12px;padding:10px 14px;border-bottom:1px solid var(--line)}
.ag-day:last-child{border-bottom:0}
.ag-date{width:46px;flex:none;text-align:center}
.ag-date b{display:block;font:700 20px var(--font-display)}
.ag-date span{font-size:11px;color:var(--muted);text-transform:uppercase}
.ag-list{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}

/* Thành viên */
.members{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.member{padding:14px;display:flex;flex-direction:column;gap:10px}
.member-top{display:flex;gap:10px;align-items:center}
.member .nm{font-weight:600}
.role-tag{font-size:11px;font-weight:600;padding:2px 8px;border-radius:99px;background:var(--surface-2);color:var(--muted)}
.role-tag.admin{background:var(--accent-soft);color:var(--accent)}
.member-stats{display:flex;gap:6px;flex-wrap:wrap}
.picker{position:relative;max-width:420px}
.hits{position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:5;padding:4px;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.hit{display:flex;gap:10px;align-items:center;padding:7px 8px;border:0;background:none;border-radius:7px;cursor:pointer;text-align:left}
.hit:hover{background:var(--surface-2)}

/* Modal + toast */
.modal-back{position:fixed;inset:0;background:rgba(10,14,20,.45);z-index:40;display:flex;align-items:flex-start;justify-content:center;overflow-y:auto;
  padding:max(48px,calc(env(safe-area-inset-top,0px) + 24px)) max(16px,env(safe-area-inset-right,0px)) 32px max(16px,env(safe-area-inset-left,0px))}
.modal{width:100%;max-width:520px;background:var(--surface);border-radius:14px;box-shadow:0 20px 50px rgba(0,0,0,.25);display:flex;flex-direction:column}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line)}
.modal-head h2{font-size:18px}
.modal-body{padding:16px 18px;display:flex;flex-direction:column;gap:12px}
.modal-foot{display:flex;gap:8px;justify-content:flex-end;padding:12px 18px;border-top:1px solid var(--line);flex-wrap:wrap}
.modal-foot .left{margin-right:auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:50;display:flex;flex-direction:column;gap:6px;align-items:center;pointer-events:none;width:min(92vw,440px)}
.toast{background:var(--fg);color:var(--bg);padding:9px 14px;border-radius:9px;font-weight:500;box-shadow:var(--shadow)}
.toast.err{background:var(--red);color:#fff}

@media (max-width:1100px){
  .feed-grid{grid-template-columns:minmax(0,1fr)}
  .feed-aside{position:static;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
}
@media (max-width:860px){
  .app{grid-template-columns:minmax(0,1fr);gap:0}
  .side{display:none}
  .topbar{display:flex;position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line);
    margin-left:calc(-1 * max(16px,env(safe-area-inset-left,0px)));margin-right:calc(-1 * max(16px,env(safe-area-inset-right,0px)));
    padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));align-items:center;gap:10px}
  .tabs{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:20;background:var(--surface);border-top:1px solid var(--line);
    padding:4px max(16px,env(safe-area-inset-right,0px)) calc(4px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
  .tabs a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 0;font-size:11px;font-weight:500;color:var(--muted);text-decoration:none;position:relative}
  .tabs a[aria-current="page"]{color:var(--accent)}
  .tabs .dot{position:absolute;top:3px;left:calc(50% + 8px);min-width:16px;height:16px;border-radius:99px;background:var(--red);color:#fff;font:600 10px/16px var(--font-mono);padding:0 4px;text-align:center}
  main{padding-block:16px 96px}
  .group-name{font-size:24px}
  .cover{height:96px}
  .task-row{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"t s" "d p";row-gap:6px}
  .task-row .c-st{grid-area:s;width:110px}
  .task-row .c-t{grid-area:t}
  .task-row .c-d{grid-area:d}
  .task-row .c-p{grid-area:p;text-align:right}
  .due{flex-direction:row;gap:8px;align-items:baseline}
}
@media (max-width:700px){
  .cal-grid{display:none}
  .agenda{display:flex}
  .grid2{grid-template-columns:1fr}
  .view-head h1{font-size:24px}
}
@media (prefers-reduced-motion:no-preference){
  .post,.folder,.task-row{transition:border-color .15s,background .15s}
}

/* ---- Bổ sung cho bản chạy trên máy chủ riêng ---- */
html{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0;-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
img{max-width:100%}
button.me-chip{border:0;width:100%;text-align:left;cursor:pointer;color:var(--fg)}
button.me-chip:hover{box-shadow:var(--shadow)}
.top-me{border:0;background:none;padding:0;cursor:pointer;border-radius:50%}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding-block:32px;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.login{width:100%;max-width:400px;display:flex;flex-direction:column;gap:18px}
.login-card{padding:26px 24px;display:flex;flex-direction:column;gap:14px}
.login h1{font-size:26px}
.login .brand-mark{width:44px;height:44px;font-size:18px}
.code-input{font:600 26px var(--font-mono);letter-spacing:.5em;text-align:center;padding:10px 8px 10px 20px}
.login .btn{justify-content:center;padding:10px 14px}
.form-err{color:var(--red);font-size:13px;margin:0}
.progress{height:4px;border-radius:99px;background:var(--line);overflow:hidden;width:120px}
.progress i{display:block;height:100%;background:var(--accent);width:0}
.admin-form{display:grid;grid-template-columns:2fr 1.4fr 1.4fr 1fr auto;gap:10px;align-items:end}
.mem-email{font-size:12px;color:var(--muted);overflow-wrap:anywhere}
@media (max-width:860px){.admin-form{grid-template-columns:1fr 1fr}.admin-form .full{grid-column:1/-1}}