:root {
  color-scheme: light;
  --bg: #f5f7f8;
  --surface: #ffffff;
  --surface-strong: #e9eef0;
  --ink: #172126;
  --muted: #65737a;
  --line: #cbd5d9;
  --accent: #0f766e;
  --accent-dark: #0b514c;
  --warm: #b45309;
  --danger: #b91c1c;
  --shadow: 0 10px 28px rgba(23, 33, 38, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

.app-header {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 18px clamp(16px, 4vw, 40px);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  box-shadow: 0 5px 14px rgba(15, 118, 110, 0.16);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.header-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(78px, 1fr));
  gap: 8px;
}

.button,
.step-extra {
  display: inline-grid;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
}

a.button {
  text-decoration: none;
}

.button.primary {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.button.strong {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.button.secondary {
  color: var(--muted);
}

.button.current-state.is-active {
  border-color: rgba(15, 118, 110, 0.28);
  background: #dff3ef;
  color: var(--accent-dark);
}

.button:focus-visible,
.step-extra:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.22);
  outline-offset: 2px;
}

.app-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: 16px clamp(12px, 3vw, 32px) 88px;
}

.simple-shell {
  width: min(760px, 100%);
}

.control-band,
.details-grid {
  display: grid;
  gap: 12px;
  margin-bottom: 14px;
}

.control-band {
  grid-template-columns: 1fr;
}

.details-grid {
  grid-template-columns: 1fr;
}

.day-picker {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) 78px;
  gap: 8px;
  align-items: end;
  margin-bottom: 14px;
}

label {
  display: grid;
  gap: 6px;
  min-width: 0;
}

label > span,
.timesheet-head {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

input,
select,
output {
  min-height: 42px;
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  padding: 8px 10px;
}

.extra-hours,
#extra-hours {
  appearance: textfield;
  -moz-appearance: textfield;
}

.extra-hours::-webkit-inner-spin-button,
.extra-hours::-webkit-outer-spin-button,
#extra-hours::-webkit-inner-spin-button,
#extra-hours::-webkit-outer-spin-button {
  appearance: none;
  margin: 0;
}

output {
  display: grid;
  align-items: center;
  font-weight: 800;
}

.timesheet-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.quick-card {
  display: grid;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 16px;
}

.quick-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  align-items: stretch;
}

.quick-summary > div,
.quick-worked {
  min-height: 70px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f9fbfb;
  padding: 10px;
}

.quick-worked {
  grid-column: 1 / -1;
  justify-content: start;
}

.summary-label {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.quick-summary output {
  min-height: 34px;
  border: 0;
  background: transparent;
  color: var(--accent-dark);
  font-size: 1.35rem;
  padding: 0;
}

.quick-grid {
  display: grid;
  gap: 12px;
}

.quick-times {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.quick-extra {
  display: grid;
  gap: 8px;
}

.quick-actions {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 8px;
}

.timesheet-head {
  display: none;
}

.day-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.day-row {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-top: 1px solid var(--line);
}

.day-row:first-child {
  border-top: 0;
}

.day-date {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.worked-toggle {
  display: inline-flex;
  grid-auto-flow: column;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.worked-toggle input {
  width: 20px;
  min-height: 20px;
  accent-color: var(--accent);
}

/* Sits inside .time-pair's two-column grid, so it has to claim its own row —
 * otherwise it takes a column and the start/end inputs fall out of line. */
.session-toggle {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.session-toggle input {
  width: 18px;
  min-height: 18px;
  accent-color: var(--accent);
}

.date-label {
  color: var(--ink);
  font-size: 1rem;
  text-transform: none;
}

.weekday-label {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.time-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.rounded {
  grid-column: 1 / -1;
  min-height: 32px;
  border: 0;
  background: var(--surface-strong);
  color: var(--muted);
  font-size: 0.9rem;
  padding: 6px 8px;
}

.extra-control {
  display: grid;
  grid-template-columns: 42px 1fr 42px;
  gap: 8px;
  align-items: end;
}

.extra-control input {
  text-align: center;
}

.step-extra {
  padding: 0;
  font-size: 1.25rem;
}

.row-total output {
  color: var(--accent-dark);
  font-size: 1.1rem;
}

.notes-field {
  grid-column: 1 / -1;
}

.day-row.is-disabled {
  background: #f9fbfb;
}

.day-row.is-disabled .time-pair,
.day-row.is-disabled .notes-field {
  opacity: 0.48;
}

.status {
  position: fixed;
  right: 14px;
  bottom: 14px;
  left: 14px;
  display: none;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--ink);
  color: #ffffff;
  padding: 10px 12px;
  box-shadow: var(--shadow);
  font-weight: 700;
  text-align: center;
}

.status.is-visible {
  display: flex;
}

.status.is-error {
  background: var(--danger);
}

@media (min-width: 720px) {
  .app-header {
    flex-direction: row;
    align-items: end;
    justify-content: space-between;
  }

  .header-actions {
    width: min(470px, 48vw);
  }

  .control-band {
    grid-template-columns: minmax(260px, 1fr) 180px 150px;
    align-items: end;
  }

  .day-picker {
    grid-template-columns: 100px minmax(0, 1fr) 100px;
  }

  .details-grid {
    grid-template-columns: 1.3fr 100px 1.2fr 120px 110px;
  }

  .quick-card {
    padding: 18px;
  }

  .quick-summary {
    grid-template-columns: 1.15fr 1fr 1fr;
  }

  .quick-worked {
    grid-column: auto;
  }

  .quick-grid {
    grid-template-columns: 1fr 1fr;
  }

  .status {
    left: auto;
    width: min(420px, calc(100vw - 28px));
  }
}

/*
 * The dense five-column timesheet table only fits once there is real room for
 * two time inputs per session. Below this width the day rows stay stacked
 * (the same comfortable layout used on phones) so nothing overlaps on tablets.
 */
@media (min-width: 960px) {
  .timesheet-head {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1.2fr) minmax(0, 1.2fr) minmax(0, 0.8fr) minmax(0, 0.55fr);
    gap: 10px;
    padding: 12px 14px;
    background: var(--surface-strong);
  }

  .day-row {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1.2fr) minmax(0, 1.2fr) minmax(0, 0.8fr) minmax(0, 0.55fr);
    align-items: start;
  }

  .day-row > * {
    min-width: 0;
  }

  .day-date {
    min-height: 42px;
    align-items: center;
  }

  .day-row .time-pair {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .notes-field {
    grid-column: 2 / -1;
  }
}

/* --- Login page --- */
.login-body {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(380px, 100%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: clamp(24px, 5vw, 36px);
}

.login-card .brand-lockup {
  margin-bottom: 20px;
}

.login-card h1 {
  font-size: 1.5rem;
}

.login-form {
  display: grid;
  gap: 14px;
}

.login-form label {
  display: grid;
  gap: 6px;
  font-weight: 600;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-form input {
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
}

.login-form .button {
  margin-top: 4px;
}

.login-error {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fdecec;
  border: 1px solid rgba(185, 28, 28, 0.3);
  color: var(--danger);
  font-size: 0.9rem;
}

.logout-form {
  display: inline;
  margin: 0;
}