:root{
  --bg:#faf9f4;
  --grid:#e7e3d6;
  --surface:#ffffff;
  --surface-alt:#f1efe6;
  --border:#dfdbcd;
  --ink:#1c232c;
  --ink-soft:#5c6472;
  --ink-faint:#8a91a0;
  --accent:#2b5f8a;
  --accent-ink:#ffffff;
  --accent-soft:#e6eef4;
  --accent-border:#bcd3e4;
  --accent2:#a8672e;
  --accent2-soft:#f3e6d6;
  --success:#3f7d5c;
  --success-soft:#e2efe8;
  --danger:#b5473a;
  --danger-soft:#f6e5e2;
  --shadow: 0 1px 2px rgba(28,35,44,.05), 0 6px 20px -8px rgba(28,35,44,.12);
  color-scheme: light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#11151b; --grid:#1c222a; --surface:#171c23; --surface-alt:#1c222a; --border:#2a323c;
    --ink:#e8eaee; --ink-soft:#a2aab6; --ink-faint:#707885;
    --accent:#72abda; --accent-ink:#0d1116; --accent-soft:#1b2a36; --accent-border:#2f4a5e;
    --accent2:#d99a5c; --accent2-soft:#2e2417;
    --success:#74c39c; --success-soft:#17281f; --danger:#e2897c; --danger-soft:#2e1c19;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -8px rgba(0,0,0,.5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"]{
  --bg:#11151b; --grid:#1c222a; --surface:#171c23; --surface-alt:#1c222a; --border:#2a323c;
  --ink:#e8eaee; --ink-soft:#a2aab6; --ink-faint:#707885;
  --accent:#72abda; --accent-ink:#0d1116; --accent-soft:#1b2a36; --accent-border:#2f4a5e;
  --accent2:#d99a5c; --accent2-soft:#2e2417;
  --success:#74c39c; --success-soft:#17281f; --danger:#e2897c; --danger-soft:#2e1c19;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -8px rgba(0,0,0,.5);
  color-scheme: dark;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    var(--bg);
  background-size: 28px 28px, 28px 28px, auto;
  color:var(--ink);
  font-family:"IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
}
.mono{ font-family:"IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace; font-variant-numeric: tabular-nums; }
.page{ max-width:900px; margin:0 auto; padding:28px 20px 90px; }
a{ color:var(--accent); }

/* header */
.topbar{ display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:22px; flex-wrap:wrap; padding-bottom:16px; border-bottom:1px solid var(--border); }
.brand{ display:flex; align-items:center; gap:14px; }
.brand-badge{ width:42px; height:42px; border-radius:9px; background:var(--accent); color:var(--accent-ink); display:flex; align-items:center; justify-content:center; font-family:"IBM Plex Mono",monospace; font-weight:600; font-size:13px; flex:none; }
h1{ margin:0; font-size:19px; font-weight:600; letter-spacing:-.01em; }
.subtitle{ margin:1px 0 0; font-size:12.5px; color:var(--ink-faint); }
.nav{ display:flex; align-items:center; gap:4px; }
.navlink{ font-size:13px; font-weight:500; color:var(--ink-soft); text-decoration:none; padding:7px 11px; border-radius:7px; }
.navlink:hover{ background:var(--surface-alt); color:var(--ink); }
.navlink.active{ background:var(--accent-soft); color:var(--accent); }
.who{ display:flex; align-items:center; gap:8px; margin-left:10px; padding-left:14px; border-left:1px solid var(--border); }
.who-name{ font-size:13px; font-weight:500; }
.role-badge{ font-size:10px; text-transform:uppercase; letter-spacing:.05em; padding:2px 7px; border-radius:99px; font-weight:600; }
.role-admin{ background:var(--accent-soft); color:var(--accent); }
.role-member{ background:var(--surface-alt); color:var(--ink-soft); border:1px solid var(--border); }
.role-viewer{ background:var(--accent2-soft); color:var(--accent2); }

/* cards */
.card{ background:var(--surface); border:1px solid var(--border); border-radius:12px; box-shadow:var(--shadow); padding:18px 20px; margin-bottom:20px; }
.card h2{ margin:0 0 3px; font-size:14px; font-weight:600; }
.hint{ margin:0 0 14px; font-size:12.5px; color:var(--ink-faint); }
.optional{ text-transform:none; color:var(--ink-faint); font-weight:400; }

.login-wrap{ display:flex; justify-content:center; padding:40px 0; }
.login-card{ width:100%; max-width:360px; }

/* forms */
form#entryForm{ display:grid; grid-template-columns:1fr 1fr 1fr 100px; gap:10px; }
.field{ display:flex; flex-direction:column; gap:4px; min-width:0; }
.field.span2{ grid-column:span 2; }
.field.span4{ grid-column:1/-1; }
.stack{ display:flex; flex-direction:column; gap:12px; max-width:340px; }
label{ font-size:11px; color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
input, select, textarea{ font:inherit; font-size:13.5px; color:var(--ink); background:var(--surface-alt); border:1px solid var(--border); border-radius:7px; padding:8px 9px; width:100%; }
textarea{ resize:vertical; min-height:56px; line-height:1.45; }
input:focus, select:focus, textarea:focus{ outline:2px solid var(--accent); outline-offset:1px; border-color:var(--accent); }
.formrow-actions{ grid-column:1/-1; display:flex; align-items:center; gap:10px; margin-top:2px; }
.filter-row{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; }
.filter-card{ padding:12px 20px; }
form.inline{ display:inline; }

button{ font:inherit; cursor:pointer; }
.btn{ border:1px solid var(--border); background:var(--surface-alt); color:var(--ink); border-radius:7px; padding:8px 14px; font-size:13px; font-weight:500; }
.btn:hover{ border-color:var(--ink-faint); }
.btn-primary{ background:var(--accent); border-color:var(--accent); color:var(--accent-ink); }
.btn-primary:hover{ filter:brightness(1.06); }
.btn-ghost{ background:transparent; border-color:transparent; color:var(--ink-soft); }
.btn-ghost:hover{ background:var(--surface-alt); color:var(--ink); }
.btn-sm{ padding:5px 10px; font-size:12px; border-radius:6px; }

/* stats / members */
.stats{ display:flex; gap:18px; }
.stats-strip{ background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:12px 18px; margin-bottom:20px; box-shadow:var(--shadow); }
.stat{ text-align:right; }
.stat .n{ font-size:18px; font-weight:600; }
.stat .l{ font-size:10.5px; color:var(--ink-faint); text-transform:uppercase; letter-spacing:.07em; }

.member-grid{ display:grid; grid-template-columns:repeat(auto-fill, minmax(160px,1fr)); gap:10px; margin-bottom:20px; }
.member-card{ background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:12px 14px; }
.member-card.selected{ border-color:var(--accent); background:var(--accent-soft); }
.member-name{ font-size:13.5px; font-weight:600; display:flex; align-items:center; gap:7px; margin-bottom:4px; }
.member-stats{ font-size:12px; color:var(--ink-soft); }

/* timeline */
.timeline-head h2{ font-size:13px; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-faint); font-weight:600; margin:0 2px 10px; }
.week{ margin-bottom:12px; background:var(--surface); border:1px solid var(--border); border-radius:10px; overflow:hidden; }
.week-head{ display:flex; align-items:center; gap:10px; padding:11px 14px; cursor:pointer; list-style:none; }
.week-head::-webkit-details-marker{ display:none; }
.week-head:hover{ background:var(--surface-alt); }
.week-range{ font-weight:600; font-size:13.5px; }
.week-key{ font-size:11px; color:var(--ink-faint); }
.week-meta{ margin-left:auto; font-size:11.5px; color:var(--ink-soft); }
.week-body{ padding:10px 12px 14px; border-top:1px solid var(--border); }

.entry{ display:grid; grid-template-columns:34px 78px 1fr auto; gap:12px; align-items:start; padding:11px 4px; border-radius:8px; }
.entry:hover{ background:var(--surface-alt); }
.code{ width:34px; height:34px; border-radius:7px; background:var(--accent-soft); color:var(--accent); border:1px solid var(--accent-border); display:flex; align-items:center; justify-content:center; font-family:"IBM Plex Mono",monospace; font-size:11px; font-weight:600; }
.entry-date{ font-size:12px; color:var(--ink-soft); padding-top:8px; }
.entry-main{ min-width:0; }
.owner-tag{ font-size:11px; font-weight:600; color:var(--accent2); margin-bottom:3px; }
.entry-people{ display:flex; flex-wrap:wrap; gap:5px; margin-bottom:4px; }
.chip{ font-size:11px; background:var(--surface-alt); border:1px solid var(--border); color:var(--ink-soft); border-radius:99px; padding:1px 8px; }
.entry-summary{ font-size:13.5px; line-height:1.5; margin:0; }
.entry-actions{ font-size:12.5px; color:var(--accent2); margin:5px 0 0; line-height:1.5; }
.entry-side{ display:flex; flex-direction:column; align-items:flex-end; gap:6px; padding-top:6px; }
.entry-hours{ font-size:12px; color:var(--ink-soft); }
.entry-controls{ display:flex; gap:2px; }
.icon-btn{ background:transparent; border:none; color:var(--ink-faint); padding:3px 6px; border-radius:5px; font-size:11.5px; cursor:pointer; text-decoration:none; }
.icon-btn:hover{ background:var(--surface); color:var(--ink); }

/* report drawer */
.report{ margin:2px 0 14px; padding:14px 16px; background:var(--accent-soft); border:1px solid var(--accent-border); border-radius:9px; }
.report-head{ display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:8px; flex-wrap:wrap; }
.report-head h3{ margin:0; font-size:12.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--accent); }
.report-status{ font-size:11px; color:var(--ink-faint); }
textarea.report-text{ width:100%; min-height:150px; background:var(--surface); border:1px solid var(--border); border-radius:7px; padding:12px 13px; font-size:13.5px; line-height:1.6; color:var(--ink); font-family:"IBM Plex Sans",sans-serif; }
.report-actions{ display:flex; align-items:center; gap:8px; margin-top:9px; }
.report-empty{ font-size:13px; color:var(--ink-soft); margin:0 0 8px; }

.empty-state{ text-align:center; padding:40px 20px; color:var(--ink-soft); }
.empty-state h3{ margin:0 0 6px; font-size:15px; color:var(--ink); }
.empty-state p{ margin:0 auto; max-width:44ch; font-size:13.5px; line-height:1.6; }

/* admin */
.user-table{ width:100%; border-collapse:collapse; font-size:13.5px; }
.user-table th{ text-align:left; font-size:11px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-faint); padding:6px 8px; border-bottom:1px solid var(--border); }
.user-table td{ padding:9px 8px; border-bottom:1px solid var(--border); }
.row-actions{ display:flex; gap:6px; }
.passcode-reveal{ font-size:15px; font-weight:600; background:var(--surface); padding:2px 8px; border-radius:5px; }

.banner{ font-size:12.5px; background:var(--accent2-soft); color:var(--accent2); border:1px solid var(--accent2-soft); border-radius:8px; padding:9px 13px; margin-bottom:16px; }
.banner-error{ background:var(--danger-soft); color:var(--danger); }
.banner-success{ background:var(--success-soft); color:var(--success); }

@media (max-width:640px){
  .topbar{ flex-direction:column; align-items:flex-start; }
  .who{ margin-left:0; padding-left:0; border-left:none; }
  form#entryForm{ grid-template-columns:1fr 1fr; }
  .field.span2{ grid-column:1/-1; }
  .entry{ grid-template-columns:30px 1fr; }
  .entry-date{ grid-column:2; padding-top:0; order:-1; }
  .entry-side{ grid-column:2; flex-direction:row; justify-content:space-between; align-items:center; }
  .member-grid{ grid-template-columns:1fr 1fr; }
}