:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    --bg-color: #f8fafc;
    --text-color: #1e293b;
    --border-radius: 12px;
}

body {
    background-color: var(--bg-color);
    font-family: 'Sarabun', sans-serif;
}

/* Minimal Header */
.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.instruction-text {
    font-size: 1.5rem;
    /* Increased size */
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.sub-instruction {
    font-size: 1rem;
    color: var(--secondary-color);
    margin: 0;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    color: var(--text-color);
    font-size: 0.95rem;
}

.btn-my-bookings {
    color: #0369a1;
    border: 1px solid #e0f2fe;
    background-color: #f0f9ff;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s;
    cursor: pointer;
    margin-right: 8px;
}

.btn-my-bookings:hover {
    background-color: #e0f2fe;
    color: #0284c7;
}

.btn-logout {
    color: #ef4444;
    text-decoration: none;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    border-radius: 50px;
    background-color: #fef2f2;
    transition: all 0.2s;
    border: 1px solid #fee2e2;
    cursor: pointer;
}

.btn-logout:hover {
    background-color: #fee2e2;
    color: #dc2626;
}

/* Compact Calendar Styles */
#calendar {
    background: white;
    padding: 15px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    border: 1px solid #f1f5f9;
    font-family: 'Sarabun', sans-serif;
    max-width: 800px;
    margin: 0 auto;
}

.fc-toolbar-title {
    font-size: 1.1rem !important;
    font-weight: 700;
    color: var(--text-color);
}

.fc-header-toolbar {
    margin-bottom: 10px !important;
    gap: 5px;
}

.fc-button {
    padding: 4px 10px !important;
    font-size: 0.85rem !important;
    background-color: transparent !important;
    border: 1px solid #e2e8f0 !important;
    color: var(--text-color) !important;
    border-radius: 6px !important;
    box-shadow: none !important;
    font-weight: 500;
}

.fc-button:hover {
    background-color: #f1f5f9 !important;
}

.fc-button-active {
    background-color: #e2e8f0 !important;
    color: var(--primary-color) !important;
}

.fc-theme-standard th {
    border: none !important;
    padding: 8px 0 !important;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.85rem;
}

.fc-theme-standard td {
    border: none !important;
}

.fc-daygrid-day-frame {
    min-height: 60px !important;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    position: relative;
    margin: 2px;
    border-radius: 8px;
    padding-top: 5px;
}

.fc-daygrid-day-top {
    flex-direction: row;
    justify-content: center;
}

.fc-daygrid-day-number {
    font-size: 0.9rem;
    color: #94a3b8;
    z-index: 2;
    position: relative;
    text-decoration: none !important;
}

/* --- Calendar Status Classes --- */
.fc-day-future.available-date .fc-daygrid-day-frame {
    background-color: #ecfdf5;
    cursor: pointer;
    transition: transform 0.2s;
    border: 1px solid #d1fae5;
}

.fc-day-future.available-date:hover .fc-daygrid-day-frame {
    background-color: #d1fae5;
    transform: translateY(-1px);
    border-color: #34d399;
}

.fc-day-future.available-date .fc-daygrid-day-number {
    color: #047857;
    font-weight: bold;
}

.fc-day-future.full-date .fc-daygrid-day-frame {
    background-color: #eff6ff;
    cursor: not-allowed;
    border: 1px solid #dbeafe;
}

.fc-day-future.full-date .fc-daygrid-day-number {
    color: #1e40af;
}

.full-text {
    font-size: 10px;
    color: #1e40af;
    font-weight: bold;
    margin-top: 2px;
}

.fc-day-holiday .fc-daygrid-day-frame {
    background-color: #fef2f2;
    cursor: not-allowed;
    border: 1px solid #fee2e2;
}

.fc-day-holiday .fc-daygrid-day-number {
    color: #dc2626;
}

.holiday-text {
    font-size: 9px;
    color: #dc2626;
    text-align: center;
    line-height: 1.1;
    margin-top: 2px;
    padding: 0 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.fc-day-selected .fc-daygrid-day-frame {
    background-color: #10b981 !important;
    box-shadow: 0 4px 10px rgba(16, 185, 129, 0.25);
    border-color: #059669;
}

.fc-day-selected .fc-daygrid-day-number {
    color: white !important;
}

.fc-day-past .fc-daygrid-day-frame,
.fc-day-other .fc-daygrid-day-frame,
.fc-day-disabled .fc-daygrid-day-frame {
    background-color: transparent;
    cursor: default;
    opacity: 0.6;
}

/* Form Styles */
.booking-form-container {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    margin-top: 25px;
    display: block;
    /* Always visible */
    border: 1px solid #f1f5f9;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.date-display-badge {
    background-color: #f0fdf4;
    color: #166534;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
    border: 1px solid #bbf7d0;
}

.form-label {
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 8px;
}

.form-select,
.form-control {
    border-radius: 8px;
    border: 1px solid #cbd5e1;
    padding: 10px 15px;
    font-size: 0.95rem;
}

.form-select:focus,
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-confirm {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    width: 100%;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
    transition: all 0.2s;
}

.btn-confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(37, 99, 235, 0.3);
}