/* Datonet LSC — palette and tokens lifted from datonet.co.za */
:root {
  --bg:          #f4f7fb;
  --bg-wash:     #eaf1f9;
  --surface:     #ffffff;
  --ink:         #16212e;
  --ink-soft:    #51637a;
  --ink-faint:   #6b8099;
  --border:      #e2eaf3;
  --border-soft: #edf2f8;
  --primary:     #2563b4;
  --primary-deep:#1a3a5c;
  --primary-tint:#dce8f5;
  --accent:      #e07856;
  --accent-tint: #fbe6dd;
  --good:        #1f9d6b;
  --good-tint:   #ddf3ea;
  --warn-tint:   #fdf3d7;
  --err:         #c0392b;
  --err-tint:    #fbe3e0;
  --shadow-sm: 0 1px 2px rgba(26,58,92,.06), 0 2px 8px rgba(26,58,92,.05);
  --shadow:    0 4px 14px rgba(26,58,92,.08), 0 12px 32px rgba(26,58,92,.07);
  --r: 16px;
  --r-sm: 10px;
  --r-pill: 999px;
  --font-body: 'Figtree', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Neuropol', 'Figtree', system-ui, sans-serif;
  --container: 1180px;
  color-scheme: light;
}
/* Dark palette. Applied when the system prefers dark (unless the user pinned
   light via the header toggle) or when the user pinned dark. Keep the two
   blocks identical. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:          #0d1825;
    --bg-wash:     #0a131d;
    --surface:     #14202f;
    --ink:         #e9eff6;
    --ink-soft:    #9fb2c7;
    --ink-faint:   #8a9bb0;
    --border:      #24364b;
    --border-soft: #1c2c3e;
    --primary:     #57a0ec;
    --primary-deep:#bdd8f5;
    --primary-tint:#1d324a;
    --accent:      #f0916f;
    --accent-tint: #3a2018;
    --good:        #34c98d;
    --good-tint:   #123527;
    --warn-tint:   #3a3012;
    --err:         #e07868;
    --err-tint:    #3a1c18;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
    --shadow:    0 6px 20px rgba(0,0,0,.45);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg:          #0d1825;
  --bg-wash:     #0a131d;
  --surface:     #14202f;
  --ink:         #e9eff6;
  --ink-soft:    #9fb2c7;
  --ink-faint:   #8a9bb0;
  --border:      #24364b;
  --border-soft: #1c2c3e;
  --primary:     #57a0ec;
  --primary-deep:#bdd8f5;
  --primary-tint:#1d324a;
  --accent:      #f0916f;
  --accent-tint: #3a2018;
  --good:        #34c98d;
  --good-tint:   #123527;
  --warn-tint:   #3a3012;
  --err:         #e07868;
  --err-tint:    #3a1c18;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow:    0 6px 20px rgba(0,0,0,.45);
  color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}
.wrap { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-family: var(--font-display); font-size: 1.6rem; letter-spacing: .02em; }
h2 { font-size: 1.05rem; margin-top: 0; }
h3 { font-size: .95rem; color: var(--ink-soft); }
.muted { color: var(--ink-faint); }
.hidden { display: none; }

/* Header */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.header-row {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px; padding-top: 14px; padding-bottom: 14px;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.1rem; letter-spacing: .08em;
  color: var(--primary-deep); text-decoration: none;
}
.brand span { color: var(--ink-faint); font-family: var(--font-body); letter-spacing: 0; font-size: .85rem; }
.brand:hover { text-decoration: none; }
.nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.nav a { color: var(--ink-soft); font-weight: 600; font-size: .9rem; }
.nav a:hover { color: var(--primary); text-decoration: none; }
.badge {
  background: var(--accent); color: #fff;
  border-radius: var(--r-pill); padding: 1px 7px; font-size: .75rem;
}

.theme-toggle { min-width: 34px; font-size: .95rem; line-height: 1.2; cursor: pointer; }

/* Who-is-on-now banner */
.now-banner { background: var(--bg-wash); border-top: 1px solid var(--border-soft); }
.now-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 8px 20px; }
.now-label {
  font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .1em; color: var(--ink-faint);
}
.now-none { color: var(--ink-faint); font-size: .85rem; }
.now-chip {
  border-radius: var(--r-pill); padding: 3px 12px; font-size: .85rem;
  background: var(--surface); border: 1px solid var(--border);
}
.now-chip.type-support { border-color: var(--primary); color: var(--primary); }
.now-chip.type-standby { border-color: var(--accent); color: var(--accent); }

main.wrap { padding-top: 24px; padding-bottom: 40px; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  margin-bottom: 20px;
}
.card.narrow { max-width: 460px; }

/* Flash */
.flash {
  border-radius: var(--r-sm); padding: 10px 14px; margin-bottom: 16px;
  border: 1px solid var(--border); font-size: .9rem;
}
.flash-ok   { background: var(--good-tint); color: var(--good); border-color: var(--good); }
.flash-err  { background: var(--err-tint); color: var(--err); border-color: var(--err); }
.flash-warn { background: var(--warn-tint); }

/* Forms */
label { display: block; font-size: .85rem; font-weight: 600; color: var(--ink-soft); margin-bottom: 10px; }
input[type=text], input[type=password], input[type=date], input[type=number], select {
  display: block; width: 100%; margin-top: 4px;
  padding: 8px 10px; font: inherit;
  border: 1px solid var(--border); border-radius: var(--r-sm);
  background: var(--bg); color: var(--ink);
}
input:focus, select:focus { outline: 2px solid var(--primary); outline-offset: 0; border-color: var(--primary); }
input[type=color] { margin-top: 4px; border: 1px solid var(--border); border-radius: var(--r-sm); height: 38px; width: 60px; padding: 2px; background: var(--bg); }
.form-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 20px; max-width: 640px;
}
.form-grid .span-2 { grid-column: span 2; }
.form-inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; max-width: 640px; }
.form-inline input, .form-inline select { width: auto; margin-top: 0; }
form.inline { display: inline-flex; gap: 6px; align-items: center; }

/* Buttons */
.btn {
  display: inline-block; cursor: pointer;
  font: inherit; font-weight: 600; font-size: .9rem;
  padding: 8px 18px; border-radius: var(--r-pill);
  border: 1px solid var(--border); background: var(--surface); color: var(--ink-soft);
  transition: all .15s ease;
}
.btn:hover { border-color: var(--primary); color: var(--primary); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-deep); border-color: var(--primary-deep); color: #fff; }
.btn-danger:hover { border-color: var(--err); color: var(--err); }
.btn-sm { padding: 4px 12px; font-size: .8rem; }
.btn-xs { padding: 1px 8px; font-size: .75rem; }
.btn-block { width: 100%; }

/* Tables */
.table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.table th {
  text-align: left; font-size: .72rem; text-transform: uppercase;
  letter-spacing: .08em; color: var(--ink-faint);
  padding: 8px 10px; border-bottom: 2px solid var(--border);
}
.table td { padding: 8px 10px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
.table input, .table select { margin-top: 0; }
.row-inactive { opacity: .45; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin-bottom: 10px; }
td.actions { margin: 0; }

/* Status pills */
.status { border-radius: var(--r-pill); padding: 2px 10px; font-size: .78rem; font-weight: 700; }
.status-approved { background: var(--good-tint); color: var(--good); }
.status-pending  { background: var(--warn-tint); color: var(--ink-soft); }
.status-declined { background: var(--err-tint); color: var(--err); }

/* Calendar */
.cal-toolbar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.cal-toolbar h1 { margin: 0; flex: 1; }
.cal-nav { display: flex; gap: 6px; }
.legend { display: flex; gap: 6px; flex-wrap: wrap; }
.cal-grid {
  display: grid; grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
}
.cal-dow {
  text-align: center; font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em; color: var(--ink-faint);
  padding: 4px 0;
}
/* Week rows: day cells are a background layer spanning every lane row;
   each occurrence is one bar spanning its days. */
.cal-week {
  display: grid; grid-template-columns: repeat(7, minmax(0, 1fr));
  column-gap: 4px; row-gap: 3px; margin-top: 4px;
}
.cal-cell {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  grid-row: 1 / -1;
  min-height: 96px;
}
.cal-out { opacity: .45; background: var(--bg-wash); }
.cal-today { border: 2px solid var(--primary); box-shadow: var(--shadow-sm); }
.cal-date {
  font-size: .78rem; font-weight: 700; color: var(--ink-faint);
  grid-row: 1; padding: 6px 6px 2px; z-index: 1;
}
.cal-today-date { color: var(--primary); }
.cal-bar {
  display: block; min-width: 0; margin: 0 3px; z-index: 1;
}
.cal-bar.cont-l {
  border-top-left-radius: 0; border-bottom-left-radius: 0; margin-left: 0;
}
.cal-bar.cont-r {
  border-top-right-radius: 0; border-bottom-right-radius: 0; margin-right: 0;
}

/* Type chips */
.chip {
  display: inline-block; max-width: 100%;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  border-radius: var(--r-pill); padding: 1px 9px;
  font-size: .76rem; font-weight: 600;
  border: 1px solid transparent;
}
.type-support { background: var(--primary-tint); color: var(--primary); border-color: var(--primary); }
.type-standby { background: var(--accent-tint); color: var(--accent); border-color: var(--accent); }
.type-leave   { background: var(--good-tint); color: var(--good); border-color: var(--good); }
.chip.pending {
  opacity: .75;
  border-style: dashed;
  background: repeating-linear-gradient(45deg, transparent, transparent 4px,
              rgba(127,127,127,.08) 4px, rgba(127,127,127,.08) 8px);
}

/* Leave vs duty conflict warnings. Each entry row and its attached
   warning/substitution rows read as one group: a solid rule above every
   entry, no divider inside the group, indented sub-rows. */
.entry-row td { border-top: 2px solid var(--border); border-bottom: none; }
.conflict-row td {
  background: var(--warn-tint);
  font-size: .85rem;
  padding: 6px 10px 6px 30px;
  border-bottom: none;
}
.sub-row td {
  background: var(--good-tint);
  font-size: .85rem;
  padding: 6px 10px 6px 30px;
  border-bottom: none;
}
.conflict-msg { margin-right: 8px; }

/* Rotation order list */
.rotation-order { padding-left: 22px; }
.rotation-order li { margin-bottom: 6px; }

/* Login */
.login-card { max-width: 360px; margin: 8vh auto 0; text-align: center; }
.login-title { font-family: var(--font-display); letter-spacing: .12em; color: var(--primary-deep); margin-bottom: 0; }
.login-sub { color: var(--ink-faint); margin-top: 4px; margin-bottom: 20px; }
.login-card form { text-align: left; }
/* QR codes stay black-on-white in both themes so scanners can read them. */
.totp-qr { display: flex; justify-content: center; margin: 12px 0; }
.totp-qr svg { background: #fff; border-radius: var(--r-sm); }
.totp-secret { font-size: 1rem; letter-spacing: .06em; user-select: all; }

.site-footer {
  padding-top: 10px; padding-bottom: 30px;
  color: var(--ink-faint); font-size: .8rem;
}

@media (max-width: 760px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span-2 { grid-column: span 1; }
  .cal-grid { gap: 2px; }
  .cal-week { column-gap: 2px; row-gap: 2px; margin-top: 2px; }
  .cal-cell { min-height: 64px; }
  .cal-date { padding: 3px 3px 1px; }
  .chip { font-size: .65rem; padding: 0 6px; }
  .cal-bar { margin: 0 2px; }
  .cal-bar.cont-l { margin-left: 0; }
  .cal-bar.cont-r { margin-right: 0; }
}