/* ==========================================================================
   OfficePal - shared styles + 3 selectable color schemes
   Themes: sunrise (default, warm), forest (calm green), midnight (dark)
   ========================================================================== */

:root,
[data-theme="sunrise"] {
  --bg: #fff8f2;
  --surface: #ffffff;
  --surface-alt: #fff1e6;
  --text: #2d2a35;
  --text-muted: #7a7488;
  --primary: #ff7a45;
  --primary-dark: #e85f2b;
  --accent: #6c5ce7;
  --success: #33b679;
  --warning: #f2b705;
  --danger: #e5533d;
  --border: #f0e0d2;
  --shadow: 0 8px 24px rgba(232, 95, 43, 0.12);
  --heat-0: #f2ede6;
  --heat-1: #ffd9b8;
  --heat-2: #ffb27a;
  --heat-3: #ff7a45;
  --heat-4: #e85f2b;
}

[data-theme="forest"] {
  --bg: #f3f8f4;
  --surface: #ffffff;
  --surface-alt: #e8f3ea;
  --text: #223027;
  --text-muted: #6c8073;
  --primary: #2f9e6f;
  --primary-dark: #23805a;
  --accent: #1f8a8c;
  --success: #2f9e6f;
  --warning: #d9a441;
  --danger: #c65b4b;
  --border: #dcebe0;
  --shadow: 0 8px 24px rgba(47, 158, 111, 0.14);
  --heat-0: #eaf0eb;
  --heat-1: #c3e6cf;
  --heat-2: #8ed3a5;
  --heat-3: #4fb37b;
  --heat-4: #23805a;
}

[data-theme="midnight"] {
  --bg: #14131f;
  --surface: #1d1c2b;
  --surface-alt: #24233570;
  --text: #eeeef8;
  --text-muted: #9d9ab8;
  --primary: #9d7bff;
  --primary-dark: #7f5cf0;
  --accent: #ff8fb1;
  --success: #4fd0a1;
  --warning: #f2c94c;
  --danger: #ff6b6b;
  --border: #2f2d45;
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
  --heat-0: #26243a;
  --heat-1: #3c3564;
  --heat-2: #5d4a9c;
  --heat-3: #7f5cf0;
  --heat-4: #9d7bff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  transition: background 0.2s ease, color 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
}

a { color: var(--accent); }

.hidden { display: none !important; }

/* ---------------- Top bar ---------------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
}
.brand img { width: 36px; height: 36px; }

.topbar-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-select {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 14px;
}

.theme-dot-group { display: flex; gap: 6px; }
.theme-dot {
  width: 22px; height: 22px; border-radius: 50%;
  border: 2px solid transparent; cursor: pointer;
}
.theme-dot.active { border-color: var(--text); }
.theme-dot.sunrise { background: linear-gradient(135deg, #ff7a45, #6c5ce7); }
.theme-dot.forest { background: linear-gradient(135deg, #2f9e6f, #1f8a8c); }
.theme-dot.midnight { background: linear-gradient(135deg, #9d7bff, #14131f); }

.current-user-name { font-weight: 600; font-size: 14px; margin-left: 6px; white-space: nowrap; }

/* Hamburger menu button — hidden on desktop, shown on narrow screens. */
.hamburger-btn {
  display: none; flex-direction: column; justify-content: center; gap: 4px;
  width: 36px; height: 36px; border: none; background: transparent; padding: 0; flex-shrink: 0;
}
.hamburger-btn span { display: block; width: 20px; height: 2px; background: var(--text); border-radius: 2px; }

/* Bell / notification icon button used for the invitations badge. */
.icon-btn {
  position: relative; border: none; background: var(--surface-alt); color: var(--text);
  width: 36px; height: 36px; border-radius: 50%; font-size: 16px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.badge {
  position: absolute; top: -4px; right: -4px; background: var(--danger); color: #fff;
  font-size: 10px; font-weight: 700; min-width: 16px; height: 16px; border-radius: 999px;
  display: flex; align-items: center; justify-content: center; padding: 0 3px;
}

.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0; background: rgba(20, 19, 31, 0.5); z-index: 24;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 18px;
  font-weight: 600;
  font-size: 14px;
  background: var(--primary);
  color: #fff;
  transition: transform 0.05s ease, background 0.15s ease;
}
.btn:hover { background: var(--primary-dark); }
.btn:active { transform: scale(0.97); }
.btn.secondary { background: var(--surface-alt); color: var(--text); }
.btn.ghost { background: transparent; color: var(--text-muted); }
.btn.danger { background: var(--danger); }
.btn.small { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------------- Layout ---------------- */
.app-shell { display: flex; min-height: calc(100vh - 65px); }

.sidebar {
  width: 240px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  flex-shrink: 0;
}
.sidebar h4 { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; margin: 18px 8px 8px; }
.team-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; border-radius: 10px; margin-bottom: 4px;
  color: var(--text); text-decoration: none; font-size: 14px; font-weight: 500;
}
.team-link:hover, .team-link.active { background: var(--surface-alt); }
.role-badge {
  font-size: 10px; text-transform: uppercase; padding: 2px 8px; border-radius: 999px;
  background: var(--accent); color: #fff; font-weight: 700; letter-spacing: 0.03em;
}
.role-badge.employee { background: var(--text-muted); }

.main-content { flex: 1; padding: 28px 32px; max-width: 1100px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.card h2 { margin-top: 0; }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 860px) { .grid-2 { grid-template-columns: 1fr; } }

input[type=text], input[type=email], input[type=password], input[type=date], textarea, select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  margin-top: 4px;
}

label { font-size: 13px; font-weight: 600; color: var(--text-muted); display: block; margin-top: 12px; }
.field-row { display: flex; gap: 12px; }
.field-row > div { flex: 1; }

/* ---------------- Auth screen ---------------- */
.auth-screen {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.auth-card {
  max-width: 420px; width: 100%; background: var(--surface); border-radius: 20px;
  padding: 36px; box-shadow: var(--shadow); text-align: center;
}
.auth-card .mascot { width: 120px; margin: 0 auto 12px; display: block; }
.auth-tabs { display: flex; margin-bottom: 20px; border-radius: 999px; background: var(--surface-alt); padding: 4px; }
.auth-tabs button {
  flex: 1; padding: 8px; border: none; background: transparent; border-radius: 999px; font-weight: 600;
  color: var(--text-muted);
}
.auth-tabs button.active { background: var(--primary); color: #fff; }
.auth-form { text-align: left; }
.error-msg { color: var(--danger); font-size: 13px; margin-top: 10px; min-height: 16px; }
.success-msg { color: var(--success); font-size: 13px; margin-top: 10px; }

/* ---------------- Week picker / attendance ---------------- */
.week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; margin: 16px 0; }
.day-cell {
  border: 2px solid var(--border); border-radius: 14px; padding: 12px 6px; text-align: center;
  background: var(--surface-alt); position: relative; cursor: pointer; transition: 0.12s ease;
}
.day-cell:hover { transform: translateY(-2px); }
.day-cell .dow { font-size: 11px; text-transform: uppercase; color: var(--text-muted); font-weight: 700; }
.day-cell .dnum { font-size: 18px; font-weight: 700; margin: 4px 0; }
.day-cell.suggested { border-color: var(--accent); }
.day-cell.suggested::after {
  content: "★ suggested"; display: none;
}
.day-cell.checked-in { background: var(--primary); border-color: var(--primary-dark); color: #fff; }
.day-cell.checked-in .dow, .day-cell.checked-in .dnum { color: #fff; }
.day-cell .tag { font-size: 10px; margin-top: 4px; display: inline-block; padding: 1px 6px; border-radius: 999px; background: var(--accent); color: #fff; }
.day-cell.favorite .fav-star { position: absolute; top: 4px; right: 6px; font-size: 12px; }
.day-cell.disabled { opacity: 0.45; cursor: not-allowed; }

/* ---------------- Heatmap (yearly dashboard) ---------------- */
.heatmap { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 14px); gap: 3px; overflow-x: auto; padding-bottom: 8px; }
.heat-cell { width: 14px; height: 14px; border-radius: 3px; background: var(--heat-0); }
.heat-cell[data-level="1"] { background: var(--heat-1); }
.heat-cell[data-level="2"] { background: var(--heat-2); }
.heat-cell[data-level="3"] { background: var(--heat-3); }
.heat-cell[data-level="4"] { background: var(--heat-4); }
.heatmap-legend { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-muted); margin-top: 8px; }

.member-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); }
.member-row:last-child { border-bottom: none; }
.member-name { font-weight: 600; }
.member-meta { font-size: 12px; color: var(--text-muted); }

.bar-row { display: flex; align-items: center; gap: 10px; margin: 8px 0; }
.bar-label { width: 90px; font-size: 12px; color: var(--text-muted); }
.bar-track { flex: 1; background: var(--surface-alt); border-radius: 999px; height: 10px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--primary); border-radius: 999px; }

.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--surface-alt); color: var(--text-muted); }
.pill.on { background: var(--success); color: #fff; }

/* ---------------- Mascot bubble ---------------- */
.mascot-banner { display: flex; align-items: center; gap: 16px; background: var(--surface-alt); border-radius: 16px; padding: 16px 20px; margin-bottom: 20px; }
.mascot-banner img { width: 64px; }
.speech-bubble { position: relative; background: var(--surface); border-radius: 14px; padding: 10px 16px; font-size: 14px; }

/* ---------------- Modal ---------------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(20, 19, 31, 0.55); display: flex; align-items: center; justify-content: center; z-index: 50;
}
.modal {
  background: var(--surface); border-radius: 18px; padding: 28px; max-width: 380px; width: 90%; text-align: center; box-shadow: var(--shadow);
}
.modal img.mascot { width: 90px; margin-bottom: 8px; }
.modal-actions { display: flex; gap: 10px; margin-top: 20px; }
.modal-actions .btn { flex: 1; }

/* ---------------- Toast ---------------- */
.toast {
  position: fixed; bottom: 24px; right: 24px; background: var(--surface); border-left: 4px solid var(--success);
  border-radius: 10px; padding: 14px 18px; box-shadow: var(--shadow); z-index: 60; font-size: 14px; max-width: 320px;
}

/* ---------------- Empty state ---------------- */
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.empty-state img { width: 140px; margin-bottom: 12px; }

.table-simple { width: 100%; border-collapse: collapse; }
.table-simple th { text-align: left; font-size: 12px; color: var(--text-muted); text-transform: uppercase; padding: 8px; border-bottom: 1px solid var(--border); }
.table-simple td { padding: 8px; border-bottom: 1px solid var(--border); font-size: 14px; }

.tabs-row { display: flex; gap: 8px; margin-bottom: 18px; flex-wrap: wrap; }
.tabs-row button { border: 1px solid var(--border); background: var(--surface); border-radius: 999px; padding: 8px 16px; font-size: 13px; font-weight: 600; color: var(--text-muted); }
.tabs-row button.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.checkbox-days { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.checkbox-days label {
  display: flex; align-items: center; gap: 6px; background: var(--surface-alt); padding: 8px 12px; border-radius: 10px;
  font-weight: 500; color: var(--text); cursor: pointer; font-size: 13px;
}
.checkbox-days input { margin: 0; width: auto; }

/* ---------------- User search / picker (invite existing users) ---------------- */
.user-search-wrap { position: relative; }
.user-search-results {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 10; margin-top: 4px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  box-shadow: var(--shadow); max-height: 220px; overflow-y: auto;
}
.user-search-result-item {
  padding: 10px 14px; cursor: pointer; font-size: 14px; border-bottom: 1px solid var(--border);
}
.user-search-result-item:last-child { border-bottom: none; }
.user-search-result-item:hover { background: var(--surface-alt); }
.user-search-result-item .usr-email { color: var(--text-muted); font-size: 12px; }
.selected-user-chip {
  display: inline-flex; align-items: center; gap: 8px; background: var(--surface-alt);
  border-radius: 999px; padding: 6px 8px 6px 14px; font-size: 13px; font-weight: 600; margin-top: 8px;
}
.selected-user-chip button {
  border: none; background: var(--danger); color: #fff; width: 20px; height: 20px; border-radius: 50%;
  font-size: 12px; line-height: 1; display: flex; align-items: center; justify-content: center; padding: 0;
}

/* ---------------- Weekday / calendar tracking-mode toggle ---------------- */
.mode-toggle { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.mode-toggle button {
  flex: 1; min-width: 140px; border: 2px solid var(--border); background: var(--surface-alt); color: var(--text);
  border-radius: 12px; padding: 12px; font-size: 13px; font-weight: 600; text-align: left;
}
.mode-toggle button .mode-desc { display: block; font-weight: 400; color: var(--text-muted); font-size: 11px; margin-top: 2px; }
.mode-toggle button.active { border-color: var(--primary); background: var(--surface); }

.invite-list-item {
  display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border);
}
.invite-list-item:last-child { border-bottom: none; }

/* ============================================================================
   Mobile responsiveness
   ============================================================================ */
@media (max-width: 860px) {
  .hamburger-btn { display: flex; }

  .topbar { padding: 10px 14px; flex-wrap: wrap; gap: 8px; }
  .brand { font-size: 17px; }
  .brand img { width: 28px; height: 28px; }
  .topbar-controls { gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
  .current-user-name { display: none; }
  .icon-select { padding: 6px 8px; font-size: 12px; }

  .app-shell { position: relative; }

  .sidebar {
    position: fixed; top: 0; left: -280px; height: 100vh; width: 260px; z-index: 25;
    box-shadow: var(--shadow); transition: left 0.2s ease; overflow-y: auto; padding-top: 70px;
  }
  .sidebar.open { left: 0; }
  .sidebar-backdrop.open { display: block; }

  .main-content { padding: 16px; max-width: 100%; }

  .card { padding: 16px; border-radius: 14px; }

  .week-grid { grid-template-columns: repeat(3, 1fr); }

  .tabs-row { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 4px; }
  .tabs-row button { flex-shrink: 0; }

  .modal { padding: 20px; max-width: 92vw; max-height: 85vh; overflow-y: auto; }

  .bar-label { width: 70px; font-size: 11px; }

  .auth-card { padding: 24px 20px; }
}

@media (max-width: 480px) {
  .week-grid { grid-template-columns: repeat(2, 1fr); }
  .day-cell { padding: 10px 4px; }
  .field-row { flex-direction: column; gap: 0; }
}