:root {
  --bg: #e6e6e6;
  --ink: #1b1b1b;
  --muted: #5a5a5a;
  --line: #c8c8c8;
  --header: #1f1f1f;
  --accent: #0078d4;
  --tile-blue: #0078d4;
  --tile-teal: #008575;
  --tile-green: #107c10;
  --tile-orange: #d83b01;
  --tile-red: #e81123;
  --tile-purple: #5c2d91;
  --tile-gray: #505050;
  --paper: #ffffff;
}

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", "Segoe UI Variable", Tahoma, sans-serif;
}

h1, h2, h3 {
  color: var(--ink);
  font-weight: 600;
}

.paul-header {
  background: var(--header);
  color: #fff;
  padding: 0;
}

.paul-header .container-fluid {
  min-height: 56px;
  padding: 0.5rem 1rem;
}

.paul-brand {
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  font-size: 1.15rem;
  padding: 0.45rem 0.8rem;
  background: #0078d4;
}

.paul-brand:hover { color: #fff; }

.paul-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.paul-nav a {
  color: #fff;
  text-decoration: none;
  background: #3d3d3d;
  padding: 0.45rem 0.85rem;
  font-size: 0.92rem;
}

.paul-nav a:hover,
.paul-nav a.is-on {
  background: var(--accent);
  color: #fff;
}

.paul-user {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.paul-user .form-select {
  background: #2b2b2b;
  color: #fff;
  border: 0;
  border-radius: 0;
}

.paul-user .btn-link {
  color: #fff;
  background: #3d3d3d;
  text-decoration: none;
  padding: 0.35rem 0.7rem;
}

.paul-main {
  padding: 1.1rem 0 3rem;
}

.paul-footer {
  border-top: 1px solid var(--line);
  padding: 0.8rem 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.alert {
  border-radius: 0;
  border: 0;
}

.form-control, .form-select, .btn {
  border-radius: 0;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-primary:hover {
  background: #106ebe;
  border-color: #106ebe;
}

.btn-primary:disabled {
  background: #9aa3ad;
  border-color: #9aa3ad;
}

.card, .table {
  background: var(--paper);
  border-color: var(--line);
  border-radius: 0;
}

.start-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.tile {
  background: var(--paper);
  color: var(--ink);
  padding: 1.15rem 1.2rem;
  min-height: 8.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
}

a.tile:hover { filter: brightness(1.05); color: inherit; }

.tile-hero {
  grid-column: span 2;
  grid-row: span 2;
  min-height: 17.4rem;
  background: var(--tile-blue);
  color: #fff;
}

.tile-metric { color: #fff; min-height: 8.2rem; }
.tile-green { background: var(--tile-green); color: #fff; }
.tile-orange { background: var(--tile-orange); color: #fff; }
.tile-red { background: var(--tile-red); color: #fff; }
.tile-purple { background: var(--tile-purple); color: #fff; }
.tile-teal { background: var(--tile-teal); color: #fff; }
.tile-gray { background: var(--tile-gray); color: #fff; }
.tile-wide { grid-column: span 2; }
.tile-full { grid-column: 1 / -1; min-height: auto; }
.tile-action {
  min-height: 5.4rem;
  color: #fff;
  justify-content: flex-end;
  font-size: 1.15rem;
  font-weight: 600;
}

.tile-kicker {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  opacity: 0.85;
}

.tile-value {
  font-size: 2.6rem;
  font-weight: 300;
  line-height: 1;
}

.tile-clock {
  font-size: 4.4rem;
  font-weight: 200;
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.tile-sub { font-size: 1.05rem; opacity: 0.92; }
.tile-help { font-size: 0.95rem; line-height: 1.35; opacity: 0.92; }
.field-hint { font-size: 0.85rem; color: var(--muted); margin-top: 0.25rem; }

.panel-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.cal-title {
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: capitalize;
  margin-bottom: 0.7rem;
}

.cal-week,
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.cal-week {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cal-day {
  min-height: 3.4rem;
  background: #f3f3f3;
  padding: 0.35rem;
  display: flex;
  flex-direction: column;
  color: inherit;
  text-decoration: none;
}

.cal-day.is-out { opacity: 0.35; }
.cal-day.is-today { outline: 2px solid var(--accent); }
.cal-day.is-selected {
  background: var(--accent);
  color: #fff;
}

a.cal-day:hover { background: #dceefb; color: inherit; }
a.cal-day.is-selected:hover { background: #106ebe; color: #fff; }

.cal-num { font-size: 1.05rem; font-weight: 600; }
.cal-badge { font-size: 0.7rem; margin-top: auto; }

.timeline {
  display: grid;
  grid-template-columns: 4.2rem 1fr;
  min-height: 28rem;
  position: relative;
}

.timeline-hours { position: relative; }
.timeline-hour {
  position: absolute;
  left: 0;
  transform: translateY(-50%);
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.92rem;
}

.timeline-track {
  position: relative;
  background:
    repeating-linear-gradient(
      to bottom,
      #f0f0f0 0,
      #f0f0f0 1px,
      transparent 1px,
      transparent 12.5%
    );
  min-height: 28rem;
}

.timeline-now {
  position: absolute;
  left: 0;
  right: 0;
  border-top: 2px solid #e81123;
  z-index: 3;
}

.timeline-now span {
  position: absolute;
  right: 0;
  top: -0.85rem;
  background: #e81123;
  color: #fff;
  font-size: 0.75rem;
  padding: 0 0.35rem;
}

.timeline-block {
  position: absolute;
  left: 0.4rem;
  right: 0.4rem;
  padding: 0.45rem 0.65rem;
  color: #fff;
  overflow: hidden;
}

.timeline-block-time { font-size: 0.8rem; opacity: 0.9; }
.timeline-block-title { font-weight: 600; }
.timeline-block-detail { font-size: 0.85rem; opacity: 0.92; }

.kind-booked { background: var(--tile-blue); }
.kind-mine { background: var(--tile-teal); }
.kind-free { background: #8a8a8a; }
.kind-blocked { background: #6b4f3a; }
.kind-cancelled { background: var(--tile-orange); }

.slot-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.slot-row {
  display: grid;
  grid-template-columns: 6.5rem 1fr auto;
  gap: 8px;
  align-items: stretch;
}

.slot-clock {
  background: var(--header);
  color: #fff;
  padding: 0.8rem 0.7rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-variant-numeric: tabular-nums;
}

.slot-clock strong { font-size: 1.25rem; font-weight: 600; }
.slot-clock span { font-size: 0.85rem; opacity: 0.8; }

.slot-body {
  background: var(--paper);
  padding: 0.8rem 0.9rem;
}

.slot-body.is-blocked { background: #efe6dc; }
.slot-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-content: flex-start;
  max-width: 16rem;
}

.slot-actions .btn { border-radius: 0; }

.person-grid,
.day-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 10px;
}

.person-tile, .day-tile {
  background: var(--paper);
  padding: 1rem;
  min-height: 7.5rem;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.person-tile:hover, .day-tile:hover { outline: 2px solid var(--accent); }

.code-chip {
  font-variant-numeric: tabular-nums;
  background: #f0f0f0;
  padding: 0.1rem 0.4rem;
  display: inline-block;
  margin-top: 0.4rem;
}

.public-board { max-width: 72rem; margin: 0 auto; }

.lookup-form .form-control {
  font-size: 1.4rem;
  padding: 0.7rem 0.8rem;
  letter-spacing: 0.08em;
}

.lookup-form .btn {
  min-height: 3rem;
  font-size: 1.05rem;
}

@media (max-width: 900px) {
  .start-board { grid-template-columns: 1fr 1fr; }
  .tile-hero, .tile-wide, .tile-full { grid-column: 1 / -1; }
  .slot-row { grid-template-columns: 1fr; }
  .tile-clock { font-size: 3.2rem; }
}