* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #444;
}

h2 {
    margin-bottom: 20px;
    color: #555;
}

.card {
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

input[type="text"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.btn {
    display: inline-block;
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 4px;
    font-size: 16px;
}

.btn:hover {
    background-color: #3e8e41;
}

.btn-secondary {
    background-color: #2196F3;
}

.btn-secondary:hover {
    background-color: #0b7dda;
}

.btn-danger {
    background-color: #f44336;
    padding: 5px 10px;
    font-size: 14px;
}

.btn-danger:hover {
    background-color: #d32f2f;
}

hr {
    margin: 20px 0;
    border: none;
    border-top: 1px solid #ddd;
}

.action-bar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 15px;
}

.subtotal-container {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 15px;
}

.subtotal {
    background-color: #f8f9fa;
    padding: 10px 15px;
    border-radius: 4px;
    border: 1px solid #dee2e6;
    font-weight: bold;
    font-size: 18px;
}

.subtotal span:last-child {
    margin-left: 10px;
    color: #28a745;
}

#deleteAllBtn {
    padding: 8px 15px;
    font-size: 15px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    text-align: left;
    padding: 10px;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f2f2f2;
    font-weight: bold;
}

.size-badge {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
}

.size-large {
    background-color: #ff9800;
    color: white;
}

.size-medium {
    background-color: #2196F3;
    color: white;
}

.size-custom {
    background-color: #9c27b0;
    color: white;
}

.options-container {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 5px;
}

.option-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    color: white;
}

.option-badge.cheese {
    background-color: #FFC107;
    color: #333;
}

.option-badge.bacon {
    background-color: #FF5722;
    color: white;
}

.option-badge.halapeno {
    background-color: #4CAF50;
    color: white;
}

.option-badge.drink {
    background-color: #2196F3;
    color: white;
}

/* Session-specific styles */
.session-card {
    margin-bottom: 30px;
    border-left: 4px solid #4CAF50;
}

.session-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.session-info h2 {
    margin: 0 0 5px 0;
    color: #2c3e50;
}

.session-timestamp {
    font-size: 12px;
    color: #666;
    font-weight: normal;
}

.session-actions {
    display: flex;
    gap: 10px;
}

.session-subtotal {
    background-color: #e8f5e8;
    padding: 8px 12px;
    border-radius: 4px;
    margin-bottom: 15px;
    font-weight: bold;
    color: #2e7d32;
}

.session-table {
    margin-top: 0;
}

#sessionsContainer {
    margin-top: 20px;
}

/* Placeholder styles */
.placeholder-card {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #dee2e6;
    border-radius: 8px;
}

.placeholder-content h3 {
    color: #6c757d;
    margin-bottom: 10px;
    font-size: 24px;
}

.placeholder-content p {
    color: #868e96;
    margin-bottom: 20px;
    font-size: 16px;
}

.placeholder-icon {
    font-size: 48px;
    opacity: 0.7;
}

/* Empty session styles */
.empty-session {
    text-align: center;
    padding: 30px 20px;
    background-color: #f8f9fa;
    border-radius: 6px;
    border: 1px dashed #dee2e6;
    color: #6c757d;
}

.empty-session p {
    margin: 0 0 5px 0;
    font-size: 16px;
}

.empty-session small {
    font-size: 14px;
    color: #868e96;
}