:root{
  --ground:#f2f5f7;--surface:#ffffff;--surface-2:#eef2f5;--surface-3:#e3e9ee;
  --line:#dae1e7;--line-soft:#e8edf1;--ink:#0f1a20;--ink-2:#4c5b65;--ink-3:#77868f;
  --accent:#1d63b8;--accent-hover:#164e93;--accent-ink:#ffffff;--accent-wash:#e3ecf9;
  --due:#9a6408;--due-wash:#fbf0d9;--due-line:#dda43c;
  --late:#a8341f;--late-wash:#fbe2dc;--late-line:#cd6049;
  --done:#2b6f47;--done-wash:#e0f0e7;--done-line:#4e9c6d;
  --info:#6a4fb0;--info-wash:#ece7f8;--info-line:#9b86d4;
  --shadow-1:0 1px 2px rgba(15,26,32,.07);--shadow-2:0 8px 30px rgba(15,26,32,.16),0 1px 2px rgba(15,26,32,.05);
  --radius:8px;--radius-sm:5px;
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --ground:#0f1519;--surface:#18211f;--surface-2:#1f2a29;--surface-3:#293533;
  --line:#2c3937;--line-soft:#232f2e;--ink:#e9f0ee;--ink-2:#b0bfba;--ink-3:#7f8f8a;
  --accent:#6fb2f0;--accent-hover:#8cc4f7;--accent-ink:#07203a;--accent-wash:#132a41;
  --due:#e0ac57;--due-wash:#33280f;--due-line:#8c6b25;
  --late:#e58e75;--late-wash:#361d16;--late-line:#914434;
  --done:#79c48c;--done-wash:#16301f;--done-line:#3f7a53;
  --info:#a992e8;--info-wash:#241d3a;--info-line:#6b5a9c;
  --shadow-1:0 1px 2px rgba(0,0,0,.45);--shadow-2:0 10px 34px rgba(0,0,0,.6),0 1px 2px rgba(0,0,0,.4);
}}
:root[data-theme="dark"]{
  --ground:#0f1519;--surface:#18211f;--surface-2:#1f2a29;--surface-3:#293533;
  --line:#2c3937;--line-soft:#232f2e;--ink:#e9f0ee;--ink-2:#b0bfba;--ink-3:#7f8f8a;
  --accent:#6fb2f0;--accent-hover:#8cc4f7;--accent-ink:#07203a;--accent-wash:#132a41;
  --due:#e0ac57;--due-wash:#33280f;--due-line:#8c6b25;
  --late:#e58e75;--late-wash:#361d16;--late-line:#914434;
  --done:#79c48c;--done-wash:#16301f;--done-line:#3f7a53;
  --info:#a992e8;--info-wash:#241d3a;--info-line:#6b5a9c;
  --shadow-1:0 1px 2px rgba(0,0,0,.45);--shadow-2:0 10px 34px rgba(0,0,0,.6),0 1px 2px rgba(0,0,0,.4);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--ground);color:var(--ink);font-family:'Source Sans 3',system-ui,-apple-system,'Segoe UI',sans-serif;font-size:15.5px;line-height:1.5;-webkit-font-smoothing:antialiased}
.mono{font-family:'IBM Plex Mono',ui-monospace,Consolas,monospace;font-variant-numeric:tabular-nums}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;padding:0}
button:disabled{cursor:not-allowed;opacity:.5}
input,select{font:inherit;color:var(--ink)}
h1,h2,h3{margin:0;letter-spacing:-.015em;text-wrap:balance}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:2px;border-radius:4px}
svg.i{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}

/* sign in */
.loginwrap{min-height:100vh;display:grid;place-items:center;padding:24px}
.loginbox{width:min(380px,100%);background:var(--surface);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow-1);padding:24px;display:grid;gap:14px}
.loginbox .logo{padding:0 0 4px}
.loginbox h1{font-size:22px}
.loginbox .dim{margin:0}
.btn.block{width:100%;justify-content:center}

.app{display:grid;grid-template-columns:216px 1fr;min-height:100vh}
.side{background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:16px 12px;position:sticky;top:0;height:100vh}
.logo{display:flex;align-items:center;gap:10px;padding:4px 8px 20px}
.logomark{width:28px;height:28px;border-radius:7px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center}
.logomark svg{width:16px;height:16px}
.logo b{display:block;font-size:15.5px;line-height:1.15}
.logo small{color:var(--ink-3);font-size:12.5px}
.nav{display:flex;align-items:center;gap:11px;width:100%;text-align:left;padding:9px 11px;border-radius:var(--radius-sm);color:var(--ink-2);font-weight:500;margin-bottom:2px}
.nav:hover{background:var(--surface-2);color:var(--ink)}
.nav.on{background:var(--accent-wash);color:var(--accent);font-weight:600}
.nav .cnt{margin-left:auto;font-size:12px;font-weight:600;min-width:22px;text-align:center;padding:1px 7px;border-radius:99px;background:var(--late-wash);color:var(--late)}
.nav .cnt.soft{background:var(--surface-3);color:var(--ink-2)}
.side-foot{margin-top:auto;padding:12px 10px 2px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--ink-3);display:grid;gap:2px}
.side-foot strong{color:var(--ink-2);font-weight:600}
.me{display:grid;gap:1px;padding:0 0 10px;min-width:0}
.me b{color:var(--ink);font-size:14.5px}
.me span{overflow-wrap:anywhere}
.foot-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.foot-actions button{color:var(--accent);font-weight:600;font-size:13px}
.foot-actions button:hover{text-decoration:underline}
.topnav{display:none}
@media (max-width:880px){
  .app{grid-template-columns:1fr}.side{display:none}
  .topnav{display:flex;gap:4px;overflow-x:auto;background:var(--surface);border-bottom:1px solid var(--line);padding:8px 10px;position:sticky;top:0;z-index:5}
  .topnav .nav{width:auto;white-space:nowrap;margin:0}
}
main{padding:26px 32px 60px;max-width:1240px;width:100%;min-width:0}
@media (max-width:880px){main{padding:18px 14px 50px}}

.head{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.head h1{font-size:27px;font-weight:700;line-height:1.15}
.head p{margin:4px 0 0;color:var(--ink-2);max-width:64ch}
.head .grow{flex:1 1 320px;min-width:0}
.head-actions{display:flex;gap:8px;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:var(--radius-sm);font-weight:600;font-size:14.5px;border:1px solid var(--line);background:var(--surface);color:var(--ink);white-space:nowrap;min-height:38px;position:relative}
.btn:hover{background:var(--surface-2)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn.quiet{border-color:transparent;background:transparent;color:var(--ink-2)}
.btn.quiet:hover{background:var(--surface-2);color:var(--ink)}
.btn.danger{color:var(--late);border-color:var(--late-line)}
.btn.sm{padding:5px 10px;min-height:32px;font-size:13.5px}
.btn svg.i{width:16px;height:16px}
.btn .count{font-size:12px;font-weight:600;padding:0 7px;border-radius:99px;background:var(--surface-3);color:var(--ink-2)}
.btn.warn .count{background:var(--late-wash);color:var(--late)}
.link{color:var(--accent);font-weight:600;text-align:left}
.link:hover{text-decoration:underline}

.pill{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:99px;font-size:13px;font-weight:600;white-space:nowrap;border:1px solid transparent}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.pill.late{background:var(--late-wash);color:var(--late);border-color:var(--late-line)}
.pill.due{background:var(--due-wash);color:var(--due);border-color:var(--due-line)}
.pill.done{background:var(--done-wash);color:var(--done);border-color:var(--done-line)}
.pill.info{background:var(--info-wash);color:var(--info);border-color:var(--info-line)}
.pill.flat{background:var(--surface-2);color:var(--ink-2);border-color:var(--line)}
.tier{font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:500;padding:1px 7px;border-radius:4px;background:var(--surface-3);color:var(--ink-2);letter-spacing:.02em}
.tag{font-size:12.5px;font-weight:600;padding:1px 8px;border-radius:4px;background:var(--info-wash);color:var(--info)}

.banner{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:10px 12px 10px 16px;border-radius:var(--radius);background:var(--info-wash);border:1px solid var(--info-line);margin-bottom:18px;font-size:14.5px}
.banner span{flex:1 1 300px}
.banner.bad{background:var(--late-wash);border-color:var(--late-line)}

.strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);overflow:hidden;margin-bottom:20px}
.strip button{display:grid;gap:1px;text-align:left;padding:14px 18px;border-right:1px solid var(--line-soft);position:relative}
.strip button:last-child{border-right:0}
.strip button:hover,.strip button.on{background:var(--surface-2)}
.strip button.on::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--k)}
.strip .n{font-size:28px;font-weight:700;line-height:1.1;color:var(--k);font-variant-numeric:tabular-nums}
.strip .l{font-size:14px;font-weight:600;color:var(--ink)}
.strip .d{font-size:12.5px;color:var(--ink-3)}
@media (max-width:640px){.strip{grid-template-columns:repeat(2,1fr)}.strip button:nth-child(2){border-right:0}.strip button:nth-child(-n+2){border-bottom:1px solid var(--line-soft)}}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);margin-bottom:20px}
.panel-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 18px;border-bottom:1px solid var(--line-soft)}
.panel-h h2{font-size:16.5px;font-weight:700}
.panel-h .sub{color:var(--ink-3);font-size:13.5px}
.panel-h .right{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.empty{padding:22px 18px;color:var(--ink-3)}
.more{padding:10px 18px;text-align:center;border-top:1px solid var(--line-soft)}

.alert-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:10px 18px;border-bottom:1px solid var(--line-soft)}
.alert-row:last-child{border-bottom:0}
.alert-row .txt{flex:1 1 300px;font-size:14.5px}
.alert-row svg.i{color:var(--k)}

.rrow{display:grid;grid-template-columns:4px minmax(210px,1.6fr) minmax(150px,1fr) 88px 104px minmax(118px,auto) auto;align-items:center;gap:0 16px;padding:12px 18px 12px 0;border-bottom:1px solid var(--line-soft)}
.rrow:last-child{border-bottom:0}
.stripe{align-self:stretch;margin:-12px 0;background:var(--k,transparent)}
.cellh{display:block;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3);font-weight:600}
.fam-email{font-family:'IBM Plex Mono',monospace;font-size:14px;font-weight:500;overflow-wrap:anywhere;color:var(--ink)}
.meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;color:var(--ink-3);font-size:13px;margin-top:2px}
.ticks{display:flex;gap:3px;margin:3px 0}
.ticks i{height:7px;flex:1 1 0;max-width:22px;border-radius:2px;background:var(--surface-3)}
.ticks i.p{background:var(--done-line)}
.ticks i.n{background:var(--due-line)}
.ticks i.n.late{background:var(--late-line)}
.cyc{font-size:13.5px;color:var(--ink-2)}
.seats{display:flex;gap:3px;align-items:center}
.seats i{width:9px;height:9px;border-radius:2px;background:var(--ink-2)}
.seats i.free{background:transparent;box-shadow:inset 0 0 0 1.5px var(--ink-3)}
.seats span{margin-left:6px;font-size:13px;color:var(--ink-2);white-space:nowrap}
.paid .mono{font-size:14px}
.ract{display:flex;gap:6px;justify-content:flex-end;align-items:center;flex-wrap:wrap}
@media (max-width:1060px){
  .rrow{grid-template-columns:4px 1fr auto;grid-template-areas:"s f p" "s c c" "s x x";gap:8px 14px}
  .rrow>.stripe{grid-area:s}.rrow>.rfam{grid-area:f}.rrow>.rpill{grid-area:p;justify-self:end}
  .rrow>.rcycle{grid-area:c;display:flex;gap:12px;align-items:center}.rrow>.rseats,.rrow>.paid{display:none}.rrow>.ract{grid-area:x;justify-content:flex-start}
  .rrow .rcycle .ticks{width:120px}
}
.grp{padding:9px 18px;background:var(--surface-2);border-bottom:1px solid var(--line-soft);font-size:13px;font-weight:600;color:var(--ink-2);display:flex;gap:8px;align-items:baseline}
.grp .mono{font-weight:400;color:var(--ink-3);font-size:12.5px}

.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14.5px}
th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:9px 14px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr.click{cursor:pointer}
tbody tr.click:hover td{background:var(--surface-2)}
td.m{font-family:'IBM Plex Mono',monospace;font-size:13.5px;font-variant-numeric:tabular-nums;white-space:nowrap}
td .dim,.dim{color:var(--ink-3);font-size:13px}
td.act{white-space:nowrap;text-align:right;padding-right:10px}
tr.freeseat td{color:var(--ink-3)}
tr.ended td{color:var(--ink-3)}

.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:12px 18px;border-bottom:1px solid var(--line-soft)}
.tabs{display:flex;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:3px;gap:2px;flex-wrap:wrap}
.tabs button{padding:5px 12px;border-radius:4px;font-size:14px;font-weight:600;color:var(--ink-2);display:flex;gap:6px;align-items:baseline}
.tabs button span{font-size:12px;color:var(--ink-3);font-weight:500}
.tabs button.on{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-1)}
.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius-sm);padding:0 10px;min-height:38px;flex:1 1 260px;max-width:440px;color:var(--ink-3)}
.search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-wash)}
.search input{border:0;outline:0;background:transparent;flex:1;min-width:0;padding:7px 0}
kbd{font-family:'IBM Plex Mono',monospace;font-size:11.5px;border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:0 5px;color:var(--ink-3)}
.chipf{display:inline-flex;gap:6px;align-items:center;padding:6px 11px;border-radius:99px;border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--ink-2);background:var(--surface)}
.chipf.on{background:var(--accent-wash);border-color:var(--accent);color:var(--accent)}

.back{display:inline-flex;align-items:center;gap:4px;color:var(--ink-2);font-weight:600;font-size:14px;margin-bottom:10px}
.back:hover{color:var(--ink)}
.detail{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:20px;align-items:start}
@media (max-width:980px){.detail{grid-template-columns:1fr}}
.kv>div{display:grid;grid-template-columns:1fr auto;gap:2px 8px;padding:10px 18px;border-bottom:1px solid var(--line-soft);align-items:center}
.kv>div:last-child{border-bottom:0}
.kv .k{grid-column:1/-1;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3);font-weight:600}
.kv .v{font-family:'IBM Plex Mono',monospace;font-size:13.5px;overflow-wrap:anywhere;min-width:0}
.kv .v.plain{font-family:inherit;font-size:14px;color:var(--ink-2)}
.kv .v.missing{font-family:inherit;font-size:14px;color:var(--ink-3);font-style:italic}
.icon-btns{display:flex;gap:2px}
.ib{width:30px;height:30px;display:inline-grid;place-items:center;border-radius:5px;color:var(--ink-3);vertical-align:middle}
.ib:hover{background:var(--surface-2);color:var(--ink)}
.ib.del:hover{color:var(--late);background:var(--late-wash)}
.ib svg.i{width:16px;height:16px}

.timeline{display:flex;overflow-x:auto;padding:16px 18px 18px}
.tm{flex:1 0 92px;position:relative;padding-top:18px;text-align:center}
.tm::before{content:"";position:absolute;top:6px;left:0;right:0;height:2px;background:var(--line)}
.tm:first-child::before{left:50%}.tm:last-child::before{right:50%}
.tm .dot{position:absolute;top:0;left:50%;transform:translateX(-50%);width:14px;height:14px;border-radius:50%;background:var(--surface);box-shadow:inset 0 0 0 2px var(--line)}
.tm.p .dot{background:var(--done-line);box-shadow:none}
.tm.p::before{background:var(--done-line)}
.tm.n .dot{background:var(--due-wash);box-shadow:inset 0 0 0 3px var(--due-line)}
.tm.n.late .dot{background:var(--late-wash);box-shadow:inset 0 0 0 3px var(--late-line)}
.tm.e .dot{background:var(--surface);box-shadow:inset 0 0 0 2px var(--ink-3);border-radius:3px}
.tm b{display:block;font-family:'IBM Plex Mono',monospace;font-size:13px;font-weight:500;margin-top:6px}
.tm span{display:block;font-size:12px;color:var(--ink-3)}
.rule{padding:0 18px 14px;color:var(--ink-2);font-size:14px;margin:0}
.rule strong{color:var(--ink)}

.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--line-soft)}
.steps div{padding:12px 18px;font-size:14px;color:var(--ink-3);display:flex;gap:10px;align-items:center;border-right:1px solid var(--line-soft)}
.steps div:last-child{border-right:0}
.steps b{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:13px;background:var(--surface-3);color:var(--ink-2)}
.steps .on{color:var(--ink);font-weight:600}.steps .on b{background:var(--accent);color:var(--accent-ink)}
.steps .ok b{background:var(--done-wash);color:var(--done)}
.steps .ok b svg{width:14px;height:14px}
@media (max-width:640px){.steps{grid-template-columns:1fr}.steps div{border-right:0;border-bottom:1px solid var(--line-soft)}}
.drop{margin:18px;border:1.5px dashed var(--line);border-radius:var(--radius);padding:16px 18px;display:flex;gap:14px;align-items:center;flex-wrap:wrap;background:var(--surface-2)}
.drop.over{border-color:var(--accent);background:var(--accent-wash)}
.drop .f{font-family:'IBM Plex Mono',monospace;font-size:14px}
.drop .hint{color:var(--ink-3);font-size:14px;flex:1 1 260px}
.filebtn input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%}
.nums{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0 18px 18px;border:1px solid var(--line-soft);border-radius:var(--radius-sm)}
.nums div{padding:10px 14px;border-right:1px solid var(--line-soft)}
.nums div:last-child{border-right:0}
.nums b{display:block;font-size:22px;font-variant-numeric:tabular-nums}
.nums span{font-size:13px;color:var(--ink-3)}
@media (max-width:640px){.nums{grid-template-columns:repeat(2,1fr)}}
.err{color:var(--late);padding:0 18px 16px;margin:0}
.loginbox .err,.db .err{padding:0}

dialog{border:1px solid var(--line);border-radius:10px;padding:0;background:var(--surface);color:var(--ink);box-shadow:var(--shadow-2);width:min(540px,calc(100vw - 24px));max-height:calc(100vh - 32px)}
dialog.wide{width:min(760px,calc(100vw - 24px))}
dialog::backdrop{background:rgba(10,18,24,.45)}
.dh{padding:16px 20px 6px}
.dh h3{font-size:19px}
.dh p{margin:4px 0 0;color:var(--ink-2);font-size:14.5px}
.db{padding:12px 20px;display:grid;gap:12px}
.df{padding:12px 20px 16px;display:flex;gap:8px;justify-content:flex-end;align-items:center;border-top:1px solid var(--line-soft);margin-top:6px;flex-wrap:wrap}
.df .left{margin-right:auto}
.field{display:grid;gap:4px;min-width:0}
.field label{font-size:13px;font-weight:600;color:var(--ink-2)}
.field input,.field select{border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px 10px;background:var(--surface);min-height:38px;width:100%}
.field input:focus,.field select:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-wash)}
.field .help{font-size:12.5px;color:var(--ink-3)}
.pwrow{display:flex;gap:8px}
.check{display:flex;gap:8px;align-items:center;font-size:14.5px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:520px){.row2{grid-template-columns:1fr}}
.change{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--surface-2);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:12px 14px}
.change .mono{font-size:15px}
.change .to{font-weight:600;color:var(--done)}
.arrow{color:var(--ink-3);padding:0 6px}
.note{font-size:13.5px;color:var(--ink-2);background:var(--info-wash);border-radius:var(--radius-sm);padding:9px 12px;margin:0}
.fs-top{padding:0 20px 12px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.fs-list{max-height:min(54vh,520px);overflow:auto;border-top:1px solid var(--line-soft)}
.fs-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:4px 14px;align-items:center;padding:10px 20px;border-bottom:1px solid var(--line-soft)}
.fs-row:last-child{border-bottom:0}
.fs-empty{padding:26px 20px;display:grid;gap:10px;justify-items:start}
.fs-empty b{font-size:16px}

#toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);background:var(--ink);color:var(--surface);padding:10px 12px 10px 16px;border-radius:8px;display:flex;gap:14px;align-items:center;box-shadow:var(--shadow-2);font-weight:500;z-index:50;max-width:calc(100vw - 24px)}
#toast button{color:var(--surface);font-weight:700;padding:4px 8px;border-radius:4px;text-decoration:underline}
@media (prefers-reduced-motion:no-preference){dialog[open]{animation:pop .14s ease-out}@keyframes pop{from{transform:translateY(6px);opacity:.6}}}