@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

:root {
  --primary: #2E8BFF;
  --secondary: #4FD1A1;
  --accent: #FF7B6A;
  --background: #F9FAFB;
  --surface: #ffffff;
  --text-main: #111827;
  --text-muted: #6B7280;
  --border: #d9dde5;
  --font-family: 'Inter', sans-serif;
}

html { font-size: 16px; }
body {
  margin: 0;
  font-family: var(--font-family);
  color: var(--text-main);
  background: var(--background);
}

a { color: inherit; text-decoration: none; }

.app-header {
  min-height: 84px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 10px 22px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand img {
  width: 76px;
  height: 62px;
  object-fit: contain;
}

.nav-pills {
  display: flex;
  gap: 4px;
  background: #f4f4f6;
  border-radius: 999px;
  padding: 4px;
  flex-wrap: wrap;
}

.nav-pills a {
  color: #555;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
}

.nav-pills a:hover {
  background: white;
  color: #111;
}

.header-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 14px;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 28px auto 60px;
}

.page-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 18px;
}

.page-banner h1 { margin: 0; font-size: 30px; }
.page-banner p { margin: 5px 0 0; color: var(--text-muted); }

.content-card,
.list-card,
.event-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}

.content-card { padding: 22px; }
.calendar-card { padding: 14px; }

.stack-list {
  display: grid;
  gap: 10px;
}

.list-card {
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

.item-title { font-size: 16px; font-weight: 700; }
.item-meta { font-size: 13px; color: var(--text-muted); margin-top: 3px; }

.button-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.primary-button,
.secondary-button,
.danger-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 7px 14px;
  border-radius: 7px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  font-size: 14px;
}

.primary-button { background: #111827; color: white; }
.primary-button:hover { background: #263244; color: white; }

.secondary-button {
  background: white;
  color: #1f2937;
  border-color: #cbd0d8;
}

.secondary-button:hover { background: #f3f4f6; }

.danger-button {
  background: white;
  color: #b42318;
  border-color: #f3b4ae;
}

.danger-button:hover { background: #fff1f0; }

.form-card { max-width: 840px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.form-field {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
}

.form-field label {
  font-weight: 600;
  font-size: 14px;
}

.form-field input,
.form-field select,
.form-field textarea,
.login-row input,
.login-row select,
.date-filter input {
  width: 100%;
  border: 1px solid #cbd0d8;
  border-radius: 7px;
  padding: 9px 10px;
  background: white;
}

.form-field select[multiple] { min-height: 130px; }

.form-field small { color: var(--text-muted); }

.check-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.check-row input { width: auto; }

.recurrence-box {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.recurrence-box legend {
  float: none;
  width: auto;
  padding: 0 5px;
  font-size: 14px;
  font-weight: 700;
}

.delete-zone {
  border-top: 1px solid var(--border);
  margin-top: 28px;
  padding-top: 18px;
  display: flex;
  gap: 10px;
}

.event-card { padding: 14px 16px; }

.event-heading {
  display: flex;
  align-items: center;
  gap: 12px;
}

.event-color {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid rgba(0,0,0,.12);
}

.attendance-panel {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.attendance-panel summary {
  cursor: pointer;
  font-weight: 600;
  margin-bottom: 8px;
}

.attendance-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(180px, 240px) auto;
  gap: 10px;
  align-items: center;
  padding: 7px 0;
}

.date-filter {
  display: flex;
  gap: 8px;
  align-items: end;
  flex-wrap: wrap;
}

.date-filter label {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.auth-page {
  min-height: calc(100vh - 150px);
  display: grid;
  place-items: center;
}

.auth-card {
  width: min(420px, 100%);
  background: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  box-shadow: 0 10px 28px rgba(0,0,0,.08);
}

.login-logo {
  width: 110px;
  height: 75px;
  object-fit: contain;
  display: block;
  margin: 0 auto 8px;
}

.auth-card h1 { text-align: center; margin-bottom: 22px; }

.login-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, .7fr) auto;
}

.login-user {
  display: grid;
  gap: 6px;
}

.fc { background: white; }
.fc .fc-daygrid-event { cursor: pointer; }

@media (max-width: 760px) {
  .app-header { align-items: flex-start; flex-wrap: wrap; }
  .header-user { margin-left: 0; width: 100%; justify-content: flex-end; }
  .page-banner { align-items: stretch; flex-direction: column; }
  .form-grid { grid-template-columns: 1fr; }
  .list-card { align-items: flex-start; flex-direction: column; }
  .attendance-row { grid-template-columns: 1fr; }
  .login-row { grid-template-columns: 1fr; }
  .page-shell { width: min(100% - 20px, 1180px); }

  .calendar-card { padding: 8px; }
  .fc .fc-toolbar { flex-wrap: wrap; gap: 8px; }
  .fc .fc-toolbar-title { font-size: 1.2rem; }
  .fc .fc-button { padding: .35em .55em; }
  .fc .fc-list-event-title { white-space: normal; }
}

.people-selector {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
}
.people-selector legend { float: none; width: auto; margin-bottom: 8px; font-size: 1rem; font-weight: 600; }
.people-selector [hidden] { display: none !important; }
.people-selector-search { display: grid; gap: 6px; }
.people-selector-selection, .people-selector-status { margin: 4px 0; color: var(--text-muted); font-size: 14px; }
.people-selector-selected { display: flex; flex-wrap: wrap; gap: 6px; }
.people-selector-chip { background: #eef3fa; color: #243b53; border: 1px solid #cbd0d8; border-radius: 16px; padding: 5px 10px; }
.people-selector-browse summary { cursor: pointer; padding: 8px 0; }
.people-selector-choices { max-height: 280px; overflow-y: auto; }
.people-selector-section summary { font-size: 14px; font-weight: 700; }
.people-selector .people-selector-option { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 6px; cursor: pointer; font-weight: 400; }
.people-selector-option:hover { background: #f3f6fa; }
.people-selector .people-selector-option input { width: auto; flex-shrink: 0; }
.people-selector-option small { margin-left: 6px; }
.people-selector-chip:focus-visible, .people-selector-browse summary:focus-visible { outline: 2px solid #2196f3; outline-offset: 2px; }