:root {
  --terra: #b4522d; --terra-dark: #8a3d20; --terra-light: #d4784f;
  --amber: #c88a3a; --amber-light: #e8b96a;
  --cream: #f7f2eb; --cream-dark: #ede6d8; --parchment: #e8dfc9;
  --stone: #8a7d6e; --stone-dark: #5c5047; --charcoal: #2a2420;
  --olive: #5a6644; --olive-light: #7a8a60;
  --success: #4a7c59; --success-bg: #eef5f1;
  --warning: #c88a3a; --warning-bg: #fdf5e8;
  --danger: #b4522d; --danger-bg: #fdf0ec;
  --pending: #5a6a8a; --pending-bg: #eef0f5;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Jost', sans-serif; background: var(--cream); color: var(--charcoal); line-height: 1.6; min-height: 100vh; overflow-x: hidden; }
html { overflow-x: hidden; }
h1, h2, h3, h4 { font-family: 'Cormorant Garamond', serif; font-weight: 400; line-height: 1.2; }
.app-shell { display: grid; grid-template-rows: auto 1fr; min-height: 100vh; overflow-x: hidden; width: 100%; }
.top-nav { background: var(--charcoal); padding: 0 32px; display: flex; align-items: center; justify-content: space-between; height: 60px; position: sticky; top: 0; z-index: 100; }
.nav-brand { display: flex; align-items: center; gap: 16px; }
.nav-brand .logo { width: 32px; height: 32px; border-radius: 50%; }
.nav-brand .wordmark { font-family: 'Cormorant Garamond', serif; font-size: 20px; font-weight: 400; color: var(--cream); }
.nav-brand .wordmark em { font-style: italic; color: var(--amber-light); }
.nav-brand .divider { width: 1px; height: 20px; background: rgba(255,255,255,0.2); }
.nav-brand .sub { font-size: 10px; font-weight: 300; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.4); }
.nav-right { display: flex; align-items: center; gap: 20px; }
.nav-user { display: flex; align-items: center; gap: 10px; }
.nav-user .user-name { font-size: 13px; font-weight: 300; color: rgba(255,255,255,0.7); }
.nav-user .role-badge { font-size: 10px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; padding: 3px 8px; border-radius: 20px; background: rgba(180,82,45,0.3); color: var(--amber-light); }
.nav-user .role-badge.admin { background: rgba(200,138,58,0.3); }
.btn-nav { font-family: 'Jost', sans-serif; font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; padding: 8px 16px; border: 1px solid rgba(255,255,255,0.2); background: transparent; color: rgba(255,255,255,0.6); cursor: pointer; transition: all 0.2s; border-radius: 1px; }
.btn-nav:hover { border-color: var(--amber-light); color: var(--amber-light); }
.main-content { padding: 32px; max-width: 1280px; margin: 0 auto; width: 100%; }
.tab-bar { display: flex; border-bottom: 2px solid var(--parchment); margin-bottom: 32px; }
.tab-btn { font-family: 'Jost', sans-serif; font-size: 12px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; padding: 14px 24px; background: none; border: none; color: var(--stone); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all 0.2s; }
.tab-btn:hover { color: var(--terra); }
.tab-btn.active { color: var(--terra); border-bottom-color: var(--terra); }
.section-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; }
.section-header h2 { font-family: 'Cormorant Garamond', serif; font-size: 28px; color: var(--charcoal); }
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 32px; }
.stat-card { background: white; border: 1px solid var(--parchment); border-radius: 2px; padding: 20px 24px; position: relative; overflow: hidden; }
.stat-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--terra); }
.stat-card.green::before { background: var(--success); }
.stat-card.amber::before { background: var(--amber); }
.stat-label { font-size: 10px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--stone); margin-bottom: 8px; }
.stat-value { font-family: 'Cormorant Garamond', serif; font-size: 40px; font-weight: 300; color: var(--charcoal); line-height: 1; }
.calendar-nav { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.calendar-nav h3 { font-family: 'Cormorant Garamond', serif; font-size: 22px; font-weight: 400; color: var(--charcoal); text-align: center; }
.btn-icon { width: 36px; height: 36px; border: 1px solid var(--parchment); background: white; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 16px; color: var(--stone); transition: all 0.2s; border-radius: 1px; }
.btn-icon:hover { border-color: var(--terra); color: var(--terra); }
.calendar-grid { background: white; border: 1px solid var(--parchment); border-radius: 2px; overflow: hidden; }
.cal-header { display: grid; grid-template-columns: repeat(7, 1fr); background: var(--charcoal); }
.cal-header-cell { padding: 10px 8px; text-align: center; font-size: 10px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.5); }
.cal-body { display: grid; grid-template-columns: repeat(7, 1fr); }
.cal-day { min-height: 90px; border-right: 1px solid var(--parchment); border-bottom: 1px solid var(--parchment); padding: 8px; cursor: pointer; transition: background 0.15s; }
.cal-day:nth-child(7n) { border-right: none; }
.cal-day.other-month { background: #faf8f4; }
.cal-day.other-month .day-num { color: #ccc; }
.cal-day.today { background: #fef9f5; }
.cal-day.today .day-num { color: var(--terra); font-weight: 600; }
.cal-day:hover { background: #fef5f0; }
.day-num { font-size: 13px; font-weight: 400; color: var(--charcoal); margin-bottom: 4px; }
.avail-bar { font-size: 10px; font-weight: 500; letter-spacing: 0.06em; padding: 2px 5px; border-radius: 2px; display: inline-block; margin-bottom: 2px; }
.avail-bar.full { background: var(--danger-bg); color: var(--danger); }
.avail-bar.partial { background: var(--warning-bg); color: var(--warning); }
.avail-bar.open { background: var(--success-bg); color: var(--success); }
.cal-booking-chip { font-size: 10px; padding: 2px 6px; border-radius: 2px; display: block; margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chip-approved { background: var(--success-bg); color: var(--success); }
.chip-pending { background: var(--pending-bg); color: var(--pending); }
.chip-mine { background: rgba(180,82,45,0.12); color: var(--terra-dark); font-weight: 500; }
.availability-panel { background: white; border: 1px solid var(--parchment); border-radius: 2px; padding: 24px; margin-top: 24px; }
.date-picker-row { display: flex; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 20px; }
.date-picker-row input[type="date"] { padding: 10px 14px; border: 1px solid var(--parchment); background: var(--cream); font-family: 'Jost', sans-serif; font-size: 13px; color: var(--charcoal); outline: none; border-radius: 1px; }
.date-picker-row input[type="date"]:focus { border-color: var(--terra); }
.rooms-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.room-card { border: 1px solid var(--parchment); border-radius: 2px; padding: 18px; background: white; position: relative; overflow: hidden; transition: box-shadow 0.2s; }
.room-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.08); }
.room-card.occupied::before, .room-card.available::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.room-card.occupied::before { background: var(--terra); }
.room-card.available::before { background: var(--success); }
.room-card .room-name { font-family: 'Cormorant Garamond', serif; font-size: 16px; font-weight: 500; color: var(--charcoal); margin-bottom: 4px; }
.room-card .room-desc { font-size: 11px; font-weight: 300; color: var(--stone); line-height: 1.5; margin-bottom: 10px; }
.room-status-badge { font-size: 10px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px; border-radius: 20px; display: inline-block; }
.badge-occupied { background: var(--danger-bg); color: var(--terra); }
.badge-available { background: var(--success-bg); color: var(--success); }
.room-guest { margin-top: 8px; font-size: 11px; color: var(--stone-dark); padding-top: 8px; border-top: 1px solid var(--parchment); }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th { font-size: 10px; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--stone); padding: 12px 16px; text-align: left; border-bottom: 2px solid var(--parchment); background: #faf8f4; white-space: nowrap; }
.data-table td { padding: 14px 16px; border-bottom: 1px solid var(--parchment); vertical-align: middle; color: var(--charcoal); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #fefcf9; }
.status-badge { font-size: 10px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px; border-radius: 20px; display: inline-block; }
.status-pending { background: var(--pending-bg); color: var(--pending); }
.status-approved { background: var(--success-bg); color: var(--success); }
.status-denied { background: var(--danger-bg); color: var(--danger); }
.status-cancelled { background: var(--cream-dark); color: var(--stone); }
.status-pending_modification { background: var(--warning-bg); color: var(--warning); }
.btn { font-family: 'Jost', sans-serif; font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; padding: 9px 18px; border: none; cursor: pointer; transition: all 0.2s; border-radius: 1px; }
.btn-primary { background: var(--terra); color: var(--cream); }
.btn-primary:hover { background: var(--terra-dark); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #3a6449; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: var(--terra-dark); }
.btn-ghost { background: transparent; color: var(--stone); border: 1px solid var(--parchment); }
.btn-ghost:hover { border-color: var(--terra); color: var(--terra); }
.btn-sm { padding: 6px 12px; font-size: 10px; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
.modal-overlay { position: fixed; inset: 0; background: rgba(42,36,32,0.6); backdrop-filter: blur(4px); z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; pointer-events: none; transition: opacity 0.2s; }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal { background: var(--cream); border-radius: 2px; width: 100%; max-width: 520px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); transform: translateY(12px); transition: transform 0.2s; display: flex; flex-direction: column; max-height: 90vh; }
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { background: var(--charcoal); padding: 20px 28px; display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; }
.modal-header h3 { font-family: 'Cormorant Garamond', serif; font-size: 20px; font-weight: 400; color: var(--cream); }
.modal-close { background: none; border: none; color: rgba(255,255,255,0.5); font-size: 20px; cursor: pointer; padding: 4px; line-height: 1; }
.modal-close:hover { color: white; }
.modal-body { padding: 28px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 0 28px 28px; display: flex; gap: 10px; justify-content: flex-end; flex-shrink: 0; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 11px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--stone); margin-bottom: 7px; }
.form-control { width: 100%; padding: 11px 14px; border: 1px solid #ddd4c4; background: white; font-family: 'Jost', sans-serif; font-size: 13px; font-weight: 300; color: var(--charcoal); outline: none; transition: border-color 0.2s; border-radius: 1px; }
.form-control:focus { border-color: var(--terra); box-shadow: 0 0 0 3px rgba(180,82,45,0.1); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.alert { padding: 12px 16px; border-radius: 2px; font-size: 13px; margin-bottom: 16px; border-left: 3px solid; }
.alert-success { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.alert-error { background: var(--danger-bg); border-color: var(--danger); color: var(--terra-dark); }
.alert-info { background: var(--pending-bg); border-color: var(--pending); color: var(--pending); }
.empty-state { text-align: center; padding: 60px 20px; color: var(--stone); }
.empty-state .empty-icon { font-size: 40px; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-family: 'Cormorant Garamond', serif; font-size: 18px; font-weight: 300; font-style: italic; }
/* Mobile Optimizations */
@media (max-width: 768px) {
  /* Layout adjustments */
  .main-content { padding: 20px 16px; }
  .top-nav { padding: 0 16px; height: auto; min-height: 60px; flex-wrap: wrap; gap: 12px; }
  
  /* Navigation */
  .nav-brand { flex: 1; min-width: 0; }
  .nav-brand .logo { width: 28px; height: 28px; }
  .nav-brand .wordmark { font-size: 18px; }
  .nav-brand .sub { font-size: 9px; }
  .nav-right { width: 100%; justify-content: space-between; padding-top: 8px; border-top: 1px solid rgba(255,255,255,0.1); }
  .nav-user { order: -1; }
  .nav-user .user-name { font-size: 12px; }
  .btn-nav { font-size: 10px; padding: 6px 12px; }
  
  /* Tabs */
  .tab-bar { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab-btn { white-space: nowrap; font-size: 11px; padding: 12px 16px; }
  
  /* Section headers */
  .section-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-header h2 { font-size: 24px; }
  
  /* Stats cards */
  .stats-row { grid-template-columns: 1fr; gap: 12px; }
  .stat-card { padding: 16px 20px; }
  .stat-value { font-size: 32px; }
  
  /* Forms */
  .form-row { grid-template-columns: 1fr; }
  .form-group label { font-size: 10px; }
  .form-control { font-size: 14px; padding: 12px 14px; }
  
  /* Buttons */
  .btn { font-size: 10px; padding: 10px 16px; }
  .btn-sm { padding: 7px 12px; font-size: 9px; }
  .btn-row { gap: 6px; }
  
  /* Calendar */
  .calendar-nav { flex-wrap: wrap; gap: 8px; }
  .calendar-nav h3 { font-size: 18px; min-width: 0; flex: 1; text-align: center; }
  .btn-icon { width: 32px; height: 32px; font-size: 14px; }
  .cal-day { min-height: 70px; padding: 6px; }
  .day-num { font-size: 12px; }
  .avail-bar { font-size: 9px; padding: 2px 4px; }
  .cal-booking-chip { font-size: 9px; padding: 2px 5px; }
  
  /* Room cards */
  .rooms-grid { grid-template-columns: 1fr; gap: 12px; }
  .room-card { padding: 16px; }
  
  /* Tables - horizontal scroll */
  .data-table { font-size: 12px; }
  .data-table th { font-size: 9px; padding: 10px 12px; }
  .data-table td { padding: 12px; font-size: 12px; }
  
  /* Ensure tables scroll horizontally on mobile */
  .data-table tbody tr { white-space: nowrap; }
  
  /* Add scroll hint shadow for tables */
  [style*="overflow-x:auto"] { 
    position: relative;
  }
  [style*="overflow-x:auto"]::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 30px;
    background: linear-gradient(to left, rgba(247,242,235,0.9), transparent);
    pointer-events: none;
  }
  
  /* Modals */
  .modal-overlay { padding: 12px; align-items: flex-start; padding-top: 40px; overflow-y: auto; }
  .modal { max-width: 100%; max-height: calc(100vh - 80px); overflow-y: auto; }
  .modal-header { padding: 16px 20px; }
  .modal-header h3 { font-size: 18px; }
  .modal-body { padding: 20px; max-height: none; }
  .modal-footer { padding: 0 20px 20px; flex-wrap: wrap; }
  
  /* Date picker */
  .date-picker-row { flex-direction: column; align-items: stretch; }
  .date-picker-row input[type="date"] { width: 100%; }
  
  /* Filter row */
  .filter-row { flex-direction: column; align-items: stretch; }
  .filter-row input, .filter-row select { width: 100%; }
  
  /* Alerts */
  .alert { font-size: 12px; padding: 10px 14px; }
  
  /* Status badges */
  .status-badge { font-size: 9px; padding: 3px 8px; }
  .role-badge { font-size: 9px; padding: 2px 6px; }
  
  /* Empty states */
  .empty-state { padding: 40px 16px; }
  .empty-state .empty-icon { font-size: 32px; }
  .empty-state p { font-size: 16px; }
}

/* Small mobile devices */
@media (max-width: 480px) {
  .top-nav { padding: 0 12px; }
  .main-content { padding: 16px 12px; }
  
  .nav-brand .wordmark { font-size: 16px; }
  .nav-brand .divider { display: none; }
  .nav-brand .sub { display: none; }
  
  .tab-btn { font-size: 10px; padding: 10px 12px; }
  
  .section-header h2 { font-size: 20px; }
  
  .stat-card { padding: 14px 16px; }
  .stat-label { font-size: 9px; }
  .stat-value { font-size: 28px; }
  
  .calendar-nav h3 { font-size: 16px; min-width: 0; }
  .cal-day { min-height: 60px; padding: 4px; }
  .day-num { font-size: 11px; }
  .avail-bar { font-size: 8px; }
  .cal-booking-chip { font-size: 8px; padding: 1px 4px; }
  
  .modal-header { padding: 14px 16px; }
  .modal-header h3 { font-size: 16px; }
  .modal-body { padding: 16px; max-height: none; }
  .modal-footer { padding: 0 16px 16px; }
  
  .btn { font-size: 9px; padding: 9px 14px; }
  .btn-sm { padding: 6px 10px; font-size: 8px; }
}

/* Landscape mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .cal-day { min-height: 50px; }
  .modal-overlay { padding-top: 20px; }
}

/* Touch target improvements for all mobile */
@media (hover: none) and (pointer: coarse) {
  .btn, .btn-icon, .action-btn, .tab-btn, .btn-nav { min-height: 44px; }
  .cal-day { cursor: pointer; -webkit-tap-highlight-color: rgba(180,82,45,0.1); }
  input[type="checkbox"] { width: 20px; height: 20px; }
}