:root {
  --bg: #f4f5f2;
  --bg-panel: #ffffff;
  --ink: #1b211d;
  --ink-muted: #5b645d;
  --line: #d7dbd2;
  --accent: #ff6a00;
  --accent-ink: #fff8ef;
  --gray: #e4e6e0;
  --gray-ink: #4a524c;
  --amber: #f5b400;
  --amber-ink: #3a2c00;
  --green: #2f9e44;
  --green-ink: #f2fbf4;
  --red: #d64545;
  --red-ink: #fff5f5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181a;
    --bg-panel: #1b2124;
    --ink: #e9ece7;
    --ink-muted: #9aa39b;
    --line: #333b37;
    --gray: #2a322d;
    --gray-ink: #b7bfb8;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.4;
}

a { color: inherit; }

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.25rem;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

header.topbar .brand {
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 1.1rem;
  text-decoration: none;
}

header.topbar nav {
  display: flex;
  gap: 1rem;
  align-items: center;
  font-size: 0.9rem;
}

header.topbar nav a {
  text-decoration: none;
  color: var(--ink-muted);
  padding: 0.4rem 0.1rem;
}

header.topbar nav a.active {
  color: var(--ink);
  font-weight: 700;
  border-bottom: 2px solid var(--accent);
}

main {
  padding: 1.25rem;
  max-width: 96rem;
  margin: 0 auto;
}

h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 0.75rem; }

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.25rem;
}

.week-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
}

.btn.secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.cal-weeks {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  align-items: flex-start;
}

.cal-week {
  flex: 1 1 32rem;
  min-width: 20rem;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.cal-week-title {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--line);
}

.table-scroll {
  overflow-x: auto;
}

table.week-grid {
  width: 100%;
  border-collapse: collapse;
  min-width: 46rem;
  font-size: 0.82rem;
}

table.week-grid th {
  text-align: left;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-muted);
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

table.week-grid td {
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

table.week-grid tr.week-divider td {
  background: var(--gray);
  color: var(--gray-ink);
  font-weight: 700;
  font-size: 0.72rem;
  padding: 0.3rem 0.6rem;
}

.cell-value {
  margin-bottom: 0.25rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.badge.not_called { background: var(--gray); color: var(--gray-ink); }
.badge.called { background: var(--amber); color: var(--amber-ink); }
.badge.confirmed { background: var(--green); color: var(--green-ink); }
.badge.needs_recall { background: var(--red); color: var(--red-ink); }

form.stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 34rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-muted);
}

.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 0.6rem 0.7rem;
  border-radius: 8px;
}

.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 30rem) {
  .row-2 { grid-template-columns: 1fr; }
}

.error {
  color: var(--red);
  font-size: 0.85rem;
}

.muted { color: var(--ink-muted); font-size: 0.85rem; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-panel {
  width: 100%;
  max-width: 22rem;
}

.login-panel h1 {
  text-align: center;
}