/* Main stylesheet for calendar application */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Header */
.header {
    background: #2563eb;
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.header .subtitle {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 0.25rem;
}

#agentInfo {
    font-size: 1rem;
    font-weight: 500;
    background: rgba(255,255,255,0.1);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

/* Main Container */
.main-container {
    max-width: 1400px;
    margin: 2rem auto;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

/* Tabs */
.tab-container {
    display: flex;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
}

.tab-btn {
    flex: 1;
    padding: 1rem 2rem;
    border: none;
    background: transparent;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.95rem;
    color: #64748b;
    transition: all 0.2s;
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    background: #e2e8f0;
    color: #374151;
}

.tab-btn.active {
    background: white;
    color: #2563eb;
    border-bottom-color: #2563eb;
}

/* Tab Content */
.tab-content {
    display: none;
    padding: 0;
}

.tab-content.active {
    display: block;
}

/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: #2563eb;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #1d4ed8;
}

.btn-success {
    background: #16a34a;
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #15803d;
}

.btn-warning {
    background: #d97706;
    color: white;
}

.btn-warning:hover:not(:disabled) {
    background: #b45309;
}

.btn-danger {
    background: #dc2626;
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #b91c1c;
}

.btn-secondary {
    background: #64748b;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #475569;
}

/* Status Messages */
.status {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-left: auto;
}

.status.success {
    background: #dcfce7;
    color: #16a34a;
}

.status.error {
    background: #fee2e2;
    color: #dc2626;
}

.status.info {
    background: #dbeafe;
    color: #2563eb;
}

.status.warning {
    background: #fef3c7;
    color: #d97706;
}

/* Form Controls */
.search-input, .date-input {
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 0.875rem;
    transition: border-color 0.2s;
}

.search-input:focus, .date-input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Legend */
.legend {
    padding: 1rem 2rem;
    background: #f8fafc;
    display: flex;
    gap: 2rem;
    font-size: 0.875rem;
    flex-wrap: wrap;
    border-top: 1px solid #e2e8f0;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 1px solid #ccc;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    animation: fadeIn 0.2s;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    animation: slideIn 0.3s;
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #f8fafc;
    border-radius: 8px 8px 0 0;
}

.modal-header h3 {
    margin: 0;
    color: #374151;
}

.close {
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    color: #6b7280;
    transition: color 0.2s;
}

.close:hover {
    color: #374151;
}

.modal-body {
    padding: 2rem;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0; 
        transform: translateY(-20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-container {
        margin: 1rem;
    }
    
    .tab-btn {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .tab-container {
        flex-direction: column;
    }
    
    .tab-btn {
        border-bottom: 1px solid #e2e8f0;
        border-right: none;
    }
    
    .tab-btn.active {
        border-bottom-color: #e2e8f0;
        border-left: 3px solid #2563eb;
    }
    
    .legend {
        flex-direction: column;
        gap: 1rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }

.hidden { display: none !important; }
.visible { display: block !important; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }