:root {
  color-scheme: light;
  --bg: #f5f7f4;
  --panel: #ffffff;
  --panel-soft: #f8faf7;
  --ink: #17201b;
  --muted: #64706a;
  --line: #c3cec6;
  --line-strong: #93a399;
  --ot: #1d76a3;
  --st: #7d5a13;
  --event: #496157;
  --danger: #b3261e;
  --accent: #246b4f;
  --accent-dark: #164d38;
  --shadow: 0 12px 30px rgba(31, 44, 37, 0.08);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111713;
  --panel: #1b231f;
  --panel-soft: #222c27;
  --ink: #edf3ef;
  --muted: #a8b5ad;
  --line: #35443c;
  --line-strong: #65766c;
  --ot: #6bb6df;
  --st: #d7b45d;
  --event: #94aaa0;
  --danger: #ff9a8f;
  --accent: #43a87a;
  --accent-dark: #358b65;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: 7px;
  padding: 0 14px;
  cursor: pointer;
  font-weight: 700;
}

button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(36, 107, 79, 0.28);
  outline-offset: 2px;
}

.primary {
  background: var(--accent);
  color: #fff;
}

.primary:hover {
  background: var(--accent-dark);
}

.secondary {
  background: #ece4d3;
  color: #4a3510;
}

:root[data-theme="dark"] .secondary {
  background: #4c3d1c;
  color: #f7e7bc;
}

.ghost {
  background: var(--panel-soft);
  color: var(--ink);
  border: 1px solid var(--line);
}

.full {
  width: 100%;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 32px 18px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  position: sticky;
  top: 0;
  z-index: 4;
  backdrop-filter: blur(12px);
}

.tabbar {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 32px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  position: sticky;
  top: 87px;
  z-index: 3;
}

.tab-button {
  flex: 0 0 auto;
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  white-space: nowrap;
}

.tab-button.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 8px 18px rgba(36, 107, 79, 0.22);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.12;
}

h2 {
  font-size: 18px;
  line-height: 1.2;
}

.eyebrow {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.quick-actions,
.controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.tab-layout {
  padding: 20px 32px 36px;
}

.calendar-shell,
.reminder-panel,
.reports,
.admin-panel,
.form-panel,
.login-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.calendar-shell {
  overflow: hidden;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.home-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
  gap: 20px;
  align-items: start;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.section-header.compact {
  padding: 16px;
}

select,
input[type="number"],
input[type="text"],
input[type="password"],
input[type="time"],
input[type="file"] {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  padding: 0 10px;
}

input[type="file"] {
  padding: 8px 10px;
}

.weekday-grid,
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.weekday-grid {
  border-bottom: 2px solid var(--line-strong);
  background: var(--panel-soft);
}

.weekday-grid span {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.calendar-grid {
  min-height: 650px;
  border-top: 0;
  border-left: 2px solid var(--line-strong);
}

.day-cell {
  min-height: 126px;
  border-right: 2px solid var(--line-strong);
  border-bottom: 2px solid var(--line-strong);
  background: var(--panel);
  padding: 8px;
  text-align: left;
}

.day-cell:nth-child(7n) {
  border-right: 0;
}

.day-cell.outside {
  background: var(--panel-soft);
  color: #9aa49f;
}

.day-cell.today {
  box-shadow: inset 0 0 0 2px rgba(36, 107, 79, 0.34);
}

.day-cell.readonly {
  cursor: default;
}

.day-number {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 22px;
  font-weight: 800;
}

.add-mark {
  color: var(--accent);
  font-size: 18px;
  line-height: 1;
}

.events {
  display: grid;
  gap: 5px;
  margin-top: 8px;
}

.event-pill {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 6px;
  width: 100%;
  border-left: 4px solid var(--event);
  border-radius: 5px;
  background: var(--panel-soft);
  padding: 5px 6px;
  color: var(--ink);
  font-size: 12px;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.delete-event-btn {
  min-height: 24px;
  border: 1px solid color-mix(in srgb, var(--danger) 50%, var(--line));
  background: color-mix(in srgb, var(--danger) 12%, var(--panel));
  color: var(--danger);
  padding: 0 6px;
  font-size: 10px;
  font-weight: 900;
}

.event-pill.ot {
  border-left-color: var(--ot);
  background: color-mix(in srgb, var(--ot) 14%, var(--panel));
}

.event-pill.st {
  border-left-color: var(--st);
  background: color-mix(in srgb, var(--st) 18%, var(--panel));
}

.event-pill strong {
  display: block;
}

.calendar-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 14px;
  border-top: 1px solid var(--line);
  background: var(--panel-soft);
}

.count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 34px;
  border-radius: 7px;
  background: color-mix(in srgb, var(--danger) 12%, var(--panel));
  color: var(--danger);
  font-weight: 900;
}

.list {
  display: grid;
  gap: 8px;
  padding: 14px 16px 16px;
}

.list.empty {
  color: var(--muted);
}

.audit-item {
  border: 1px solid color-mix(in srgb, var(--danger) 42%, var(--line));
  border-radius: 7px;
  background: color-mix(in srgb, var(--danger) 9%, var(--panel));
  padding: 10px;
  font-size: 13px;
}

.audit-item strong {
  display: block;
  color: var(--danger);
  margin-bottom: 2px;
}

.upload-form {
  display: grid;
  gap: 12px;
  padding: 14px 16px 16px;
}

.wide-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: end;
  padding: 18px;
}

.wide-form button {
  width: fit-content;
  min-width: 180px;
}

label {
  display: grid;
  gap: 6px;
  color: #39443e;
  font-size: 13px;
  font-weight: 800;
}

:root[data-theme="dark"] label {
  color: #cfdbd4;
}

.reports {
  overflow: hidden;
}

.report-summary {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.report-summary strong {
  font-size: 26px;
}

.report-summary span {
  color: var(--muted);
}

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--panel-soft);
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.daily-banner {
  margin: 14px 16px 0;
  border: 1px solid color-mix(in srgb, var(--danger) 42%, var(--line));
  border-radius: 7px;
  background: color-mix(in srgb, var(--danger) 10%, var(--panel));
  color: var(--ink);
  padding: 10px;
  font-size: 13px;
  font-weight: 800;
}

.device-reminder-notice {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  margin: 14px 16px 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel-soft);
  padding: 12px;
}

.device-reminder-notice strong {
  display: block;
  margin-bottom: 3px;
  font-size: 14px;
}

.device-reminder-notice.warning {
  border-color: color-mix(in srgb, var(--st) 55%, var(--line));
  background: color-mix(in srgb, var(--st) 11%, var(--panel));
}

.device-reminder-notice.error {
  border-color: color-mix(in srgb, var(--danger) 48%, var(--line));
  background: color-mix(in srgb, var(--danger) 9%, var(--panel));
}

.device-reminder-notice.success {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
}

.device-reminder-notice button:disabled {
  cursor: default;
  opacity: 0.72;
}

.device-reminders {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px;
  border-top: 1px solid var(--line);
}

.doc-link {
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.missing {
  color: var(--danger);
  font-weight: 800;
}

dialog {
  width: min(440px, calc(100vw - 24px));
  border: 0;
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(23, 32, 27, 0.24);
  padding: 0;
}

dialog::backdrop {
  background: rgba(18, 27, 22, 0.45);
}

#sessionForm,
#passwordForm {
  display: grid;
  gap: 14px;
  padding: 20px;
}

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

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

.hidden {
  display: none !important;
}

.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-panel {
  width: min(420px, 100%);
  display: grid;
  gap: 16px;
  padding: 24px;
}

.form-error {
  min-height: 20px;
  color: var(--danger);
  font-weight: 800;
}

.account-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.user-badge {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel-soft);
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
}

.admin-panel {
  overflow: hidden;
}

.admin-grid {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(220px, 300px) minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px;
  padding: 18px;
}

.admin-grid h3 {
  margin: 0 0 12px;
  font-size: 15px;
}

.admin-form {
  display: grid;
  align-content: start;
  gap: 12px;
}

.user-row,
.backup-row {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) minmax(110px, 150px) auto auto auto;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px;
  background: var(--panel-soft);
}

.backup-row {
  grid-template-columns: minmax(160px, 1fr) auto auto;
}

.user-row strong,
.backup-row strong {
  display: block;
}

.user-row span,
.backup-row span {
  color: var(--muted);
  font-size: 12px;
}

.inline-check {
  display: inline-flex;
  grid-template-columns: none;
  align-items: center;
  gap: 6px;
}

.inline-check input {
  width: auto;
}

@media (max-width: 980px) {
  .topbar,
  .tabbar,
  .tab-layout {
    padding-left: 16px;
    padding-right: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .tabbar {
    top: 154px;
  }

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

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

  .user-row,
  .backup-row {
    grid-template-columns: 1fr;
    align-items: stretch;
  }
}

@media (max-width: 680px) {
  .topbar {
    gap: 12px;
    padding-top: 16px;
    padding-bottom: 12px;
  }

  h1 {
    font-size: 23px;
  }

  h2 {
    font-size: 16px;
  }

  .tabbar {
    top: 145px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .tab-button {
    min-height: 36px;
    padding: 0 12px;
  }

  .tab-layout {
    padding-top: 12px;
    padding-bottom: 20px;
  }

  .section-header {
    align-items: stretch;
    flex-direction: column;
    padding: 12px;
  }

  .controls,
  .quick-actions,
  .account-bar {
    width: 100%;
  }

  .controls > *,
  .quick-actions > *,
  .account-bar > * {
    flex: 1 1 130px;
  }

  .calendar-grid {
    min-height: auto;
  }

  .weekday-grid span {
    padding: 7px 2px;
    text-align: center;
    font-size: 11px;
  }

  .day-cell {
    min-height: 82px;
    padding: 4px;
  }

  .day-number {
    font-size: 12px;
  }

  .calendar-actions {
    grid-template-columns: 1fr;
    padding: 10px;
  }

  .event-pill {
    grid-template-columns: 1fr;
    font-size: 10px;
    padding: 3px;
    border-left-width: 3px;
  }

  .delete-event-btn {
    width: 100%;
  }

  .wide-form {
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .wide-form button {
    width: 100%;
  }

  .device-reminders {
    align-items: stretch;
    flex-direction: column;
  }

  .device-reminder-notice {
    grid-template-columns: 1fr;
    margin: 12px;
  }
}