:root {
    --primary-color: #4285f4;
    --secondary-color: #34a853;
    --accent-color: #ea4335;
    --light-gray: #f8f9fa;
    --medium-gray: #e0e0e0;
    --dark-gray: #5f6368;
    --success-color: #34a853;
    --error-color: #ea4335;
    --warning-color: #fbbc05;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

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

body {
    font-family: 'Segoe UI', Roboto, Arial, sans-serif;
    background-color: var(--light-gray);
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
    border-bottom: 1px solid var(--medium-gray);
}

h1 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

h2 {
    color: var(--dark-gray);
    margin-bottom: 15px;
}

.subtitle {
    color: var(--dark-gray);
    font-size: 1.1rem;
}

/* File Upload Section */
.file-upload-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.file-upload-info {
    flex: 1;
    min-width: 300px;
}

.instructions {
    list-style-type: none;
    margin: 15px 0;
}

.instructions li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.instructions li:before {
    content: "✓";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
}

.file-upload {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-width: 250px;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background-color: var(--light-gray);
    border: 2px dashed var(--medium-gray);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.file-upload-label:hover {
    background-color: #e8f0fe;
    border-color: var(--primary-color);
}

.upload-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

#fileInput {
    display: none;
}

.file-name {
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--dark-gray);
    text-align: center;
}

/* Settings Panel */
.settings-panel {
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.settings-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 20px;
}

.settings-column {
    flex: 1;
    min-width: 250px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark-gray);
}

select, input {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid var(--medium-gray);
    border-radius: 4px;
    font-size: 1rem;
}

.participants-roles {
    margin-top: 15px;
}

.participant-role {
    margin-bottom: 15px;
    padding: 10px;
    background-color: var(--light-gray);
    border-radius: 4px;
}

.process-button {
    display: block;
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s;
}

.process-button:hover {
    background-color: #3367d6;
}

/* Loading Indicator */
.loading-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top: 4px solid var(--primary-color);
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

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

/* Export Container */
.export-container {
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.export-controls {
    display: flex;
    gap: 10px;
}

.export-button {
    padding: 10px 15px;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.export-button:hover {
    background-color: #2d9348;
}

/* Results Sections */
.results-section {
    background-color: white;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.summary-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin: 20px 0;
}

.summary-card {
    flex: 1;
    min-width: 250px;
    padding: 20px;
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.highlight {
    font-weight: bold;
    color: var(--primary-color);
}

#chartContainer {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
}

#chartContainer canvas {
    flex: 1;
    min-width: 250px;
    height: 250px;
}

/* Tabs */
.tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--medium-gray);
}

.tab-button {
    padding: 10px 20px;
    background-color: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    color: var(--dark-gray);
    transition: all 0.3s;
}

.tab-button.active {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}

.tab-content {
    margin-top: 20px;
}

/* Collapsible Weeks */
.collapsible {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    width: 100%;
    background-color: var(--light-gray);
    border: none;
    border-radius: 4px;
    text-align: left;
    cursor: pointer;
    margin-bottom: 10px;
    transition: background-color 0.3s;
}

.collapsible:hover {
    background-color: #e8f0fe;
}

.collapsible.active {
    background-color: #e8f0fe;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    margin-bottom: 0;
}

.week-label {
    font-weight: 500;
}

.week-summary {
    display: flex;
    align-items: center;
    gap: 15px;
}

.calls-count, .duration-total {
    color: var(--dark-gray);
}

.compliance-indicator {
    display: inline-block;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    text-align: center;
    line-height: 24px;
    font-weight: bold;
}

.compliance-indicator.compliant {
    background-color: var(--success-color);
    color: white;
}

.compliance-indicator.non-compliant {
    background-color: var(--error-color);
    color: white;
}

.content {
    padding: 15px;
    display: none;
    background-color: white;
    border: 1px solid var(--medium-gray);
    border-top: none;
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
    margin-bottom: 10px;
}

/* Day Entries */
.day-entry {
    margin-bottom: 10px;
    border-radius: 4px;
    overflow: hidden;
}

.day-header {
    display: flex;
    justify-content: space-between;
    padding: 10px 15px;
    background-color: var(--light-gray);
    border-radius: 4px;
}

.day-header.day-compliant {
    border-left: 4px solid var(--success-color);
}

.day-header.day-non-compliant {
    border-left: 4px solid var(--error-color);
}

.call-details-list {
    list-style-type: none;
    padding: 10px 15px;
    background-color: #f9f9f9;
    border-top: 1px solid var(--medium-gray);
}

.call-details-list li {
    display: flex;
    justify-content: space-between;
    padding: 5px 0;
    border-bottom: 1px solid #eee;
}

.call-details-list li:last-child {
    border-bottom: none;
}

/* Monthly View */
.month-card {
    background-color: var(--light-gray);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.month-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 15px 0;
}

.month-stats p {
    flex: 1;
    min-width: 200px;
}

.month-chart-container {
    height: 150px;
    margin-top: 15px;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 30px;
    border-top: 1px solid var(--medium-gray);
    color: var(--dark-gray);
    font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .file-upload-container, 
    .settings-panel, 
    .results-section {
        padding: 15px;
    }
    
    .summary-grid, 
    .settings-grid {
        gap: 15px;
    }
    
    .week-summary {
        flex-direction: column;
        align-items: flex-end;
        gap: 5px;
    }
    
    #chartContainer canvas {
        height: 200px;
    }
}