styles.css

/* Reset some default browser styles */
body, h1, label, input, p {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color: #f8f9fa; /* Light gray background */
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    margin: 0;
}

header {
    background-color: #007bff; /* Blue header */
    color: white;
    width: 100%;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

h1 {
    margin-bottom: 10px;
    font-size: 2rem; /* Larger font size for the header */
}

h2 {
    margin-bottom: 10px;
    font-size: 1.2rem; /* Slightly smaller font size for the section heading */
    font-weight: bold;
    display: flex;
    flex-direction: column; /* Stack heading and tooltip vertically */
    align-items: center; /* Center items horizontally */
    white-space: nowrap; /* Prevent text from wrapping to a new line */
    color: #007bff;
}

.step-number {
    display: inline-block;
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    border-radius: 50%;
    background-color: #007bff; /* Adjust color as needed */
    color: #ffffff;
    font-weight: bold;
    margin-right: 10px; /* Adjust the space between the circle and the text */
    font-size: 16px; /* Adjust size as needed */
    margin-bottom: 25px;
}

.step-title {
    vertical-align: middle; /* Aligns the text vertically with the number */
}

.summary, .header-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 1200px; /* Maximum width to ensure content doesn't stretch too much */
    padding: 20px;
    box-sizing: border-box;
    border: 2px solid #ddd; /* Container border */
    border-radius: 12px; /* Rounded corners */
    background-color: #ffffff; /* White background for container */
    margin-top: 20px; /* Gap between summary and container */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* Add subtle shadow */
    text-align: center;
}

.summary p {
    font-size: 1.2rem; /* Slightly larger font size */
    color: #333; /* Darker color for readability */
}

/* styling for containers */
.container {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 1200px;
    padding: 20px;
    box-sizing: border-box;
    border: 2px solid #ddd; /* Container border */
    border-radius: 12px; /* Rounded corners */
    background-color: #ffffff; /* White background for container */
    margin-top: 20px; /* Gap between summary and container */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* Add subtle shadow */
}

/* styling for column wrapper */
.column-wrapper {
    display: flex;
    justify-content: space-between;
}

.estimator-race-input {
    flex: 1;
    padding: 20px;
    box-sizing: border-box;
    background-color: #ffffff; /* Match background color */
    border-radius: 6px; /* Match border radius */
}

.estimator-distance-select {
    flex: 1;
    padding: 20px;
    box-sizing: border-box;
    background-color: #ffffff; /* Match background color */
    border-radius: 6px; /* Match border radius */
    border: 1px solid #ddd; /* Subtle border for better definition */
}



/* Style for a professional-looking button */
button {
    background-color: #007bff; /* Bootstrap Blue */
    color: white; /* White text color */
    border: none; /* Remove border */
    border-radius: 5px; /* Rounded corners */
    padding: 10px 20px; /* Padding inside the button */
    font-size: 16px; /* Font size */
    font-weight: bold; /* Bold text */
    cursor: pointer; /* Pointer cursor on hover */
    transition: all 0.3s ease; /* Smooth transition for hover effects */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); /* Subtle shadow */
}

/* Hover effect */
button:hover {
    background-color: #0056b3; /* Darker blue on hover */
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.2); /* Slightly deeper shadow */
}

/* Active state effect */
button:active {
    background-color: #004080; /* Even darker blue when pressed */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3); /* Subtle shadow when pressed */
    transform: translateY(2px); /* Slight movement down on click */
}

/* Focus state for accessibility */
button:focus {
    outline: 2px solid #0056b3; /* Focus outline with matching color */
    outline-offset: 2px; /* Space between the outline and button */
}



.estimator-distance-select-group {
    display: flex;
    flex-direction: column; /* Stacks options vertically */
    gap: 10px; /* Space between each option */
}

.distance-option {
    display: flex;
    align-items: center; /* Aligns radio button and label vertically */
}

.distance-option input[type="radio"] {
    margin-right: 10px; /* More space between radio button and label */
    cursor: pointer; /* Pointer cursor on hover for better UX */
}

.distance-option label {
    font-size: 1.1em; /* Slightly larger font size for readability */
    color: #333; /* Darker text color for better readability */
    cursor: pointer; /* Pointer cursor on hover for better UX */
}

/* Style for each radio button and label pair */
.estimator-distance-select-group input[type="radio"] {
    margin-right: 5px; /* Space between radio button and label */
}

.estimator-distance-select-group label {
    margin-bottom: 5px; /* Space between radio button rows */
}

.estimator-race-results {
    flex: 1;
    padding: 20px;
    box-sizing: border-box;
    background-color: #ffffff; /* Match background color */
    border-radius: 6px; /* Match border radius */
    text-align: center; /* Center text within the container */
    margin: 0 auto; /* Center the container itself if it's a block-level element */
}

.estimator-race-results-output {
    flex: 1;
    min-width: 0; /* Ensures columns don't shrink too small */
}

/* Style for advice paragraph inside results-summary */
#estimator-race-results-output p.result {
    font-size: 1.2rem; /* Adjust the font size as needed */
    color: #000000; /* Blue color for the advice text */
    background-color: #e9ecef; /* Light gray background for readability */
    border: 1px solid #ddd; /* Light border around the advice box */
    border-radius: 6px; /* Rounded corners */
    padding: 10px; /* Padding inside the advice box */
    margin: 10px 0; /* Margin above and below the advice box */
    display: inline-block; /* Fit content width */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* Subtle shadow for depth */
    font-weight: bold;
    text-align: center;
}

.estimator-race-input {
    text-align: center;
}



.chart-section {
    flex: 2;
    display: flex;
    justify-content: center; /* Horizontally center */
    align-items: center; /* Vertically center */
    padding: 20px;
    background-color: #ffffff; /* Ensure background matches */
    border-radius: 6px; /* Match border radius */
}

.input-section, .results-section {
    flex: 1;
    padding: 20px;
    box-sizing: border-box;
    background-color: #ffffff; /* Match background color */
    border-radius: 6px; /* Match border radius */

}

.chart-section {
    flex: 2;
    display: flex;
    justify-content: center; /* Horizontally center */
    align-items: center; /* Vertically center */
    padding: 20px;
    background-color: #ffffff; /* Ensure background matches */
    border-radius: 6px; /* Match border radius */
}



.instructions {
    margin-bottom: 20px;
    font-size: 1.2rem; /* Slightly larger font size for instructions */
    color: #007bff;
    display: flex;
    flex-direction: column; /* Arrange items in a column */
    align-items: center; /* Center items horizontally */
    text-align: center;
}

.instructions h2 {
    margin-bottom: 10px;
    font-size: 1.2rem; /* Slightly smaller font size for the section heading */
    font-weight: bold;
    display: flex;
    flex-direction: column; /* Stack heading and tooltip vertically */
    align-items: center; /* Center items horizontally */
    white-space: nowrap; /* Prevent text from wrapping to a new line */
}

.instructions h2 .tooltip {
    font-size: 1rem; /* Smaller font size for the question mark */
    margin-top: 5px; /* Space between text and tooltip */
}

.tooltip {
    position: relative;
    display: inline-block;
    cursor: pointer;
    font-size: 1rem; /* Adjust font size for the question mark */
    color: #333;
    background: #e9ecef; /* Light gray background for the circle */
    border-radius: 50%; /* Circular shape */
    width: 20px; /* Smaller size */
    height: 20px; /* Smaller size */
    display: flex;
    justify-content: center;
    align-items: center;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 300px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 10px;
    position: absolute;
    z-index: 1;
    bottom: 125%; /* Position above the question mark */
    left: 50%;
    margin-left: -150px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

.input-group {
    margin-bottom: 20px; /* Increase margin for better spacing */
}

label {
    display: block;
    font-weight: bold;
    margin-bottom: 8px;
    font-size: 1rem; /* Adjust font size */
    color: #333; /* Darker color for readability */
}

input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc; /* Slightly darker border */
    border-radius: 6px; /* Rounded corners for input */
    box-sizing: border-box;
    font-size: 1rem;
}

input[type="range"] {
    width: 100%;
    margin-top: 10px;
    -webkit-appearance: none; /* Remove default appearance */
    background: transparent; /* Hide default track */
}

input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: 8px;
    background: #e9ecef; /* Light gray track */
    border-radius: 5px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #007bff; /* Blue thumb */
    cursor: pointer;
    position: relative;
    z-index: 1;
    margin-top: -8px; /* Center thumb vertically */
}

input[type="range"]::-moz-range-track {
    width: 100%;
    height: 8px;
    background: #e9ecef; /* Light gray track */
    border-radius: 5px;
}

input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #007bff; /* Blue thumb */
    cursor: pointer;
}

input[type="range"]::-ms-track {
    width: 100%;
    height: 8px;
    background: transparent;
    border-color: transparent;
    color: transparent;
}

input[type="range"]::-ms-fill-lower {
    background: #007bff; /* Blue progress */
    border-radius: 5px;
}

input[type="range"]::-ms-fill-upper {
    background: #e9ecef; /* Light gray track */
    border-radius: 5px;
}

input[type="range"]::-ms-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #007bff; /* Blue thumb */
    cursor: pointer;
    margin-top: -8px; /* Center thumb vertically */
}

canvas {
    max-width: 100%;
    max-height: 100%;
}

.results-section {
    border-left: 2px solid #ddd;
}

.results {
    margin-bottom: 20px;
    font-size: 1.2rem; /* Slightly larger font size for instructions */
    color: #007bff;
    display: flex;
    flex-direction: column; /* Arrange items in a column */
    align-items: center; /* Center items horizontally */
    text-align: center;
}

.results h2 {
    margin-bottom: 10px;
    font-size: 1.2rem; /* Slightly smaller font size for the section heading */
    font-weight: bold;
    display: flex;
    flex-direction: column; /* Stack heading and tooltip vertically */
    align-items: center; /* Center items horizontally */
    white-space: nowrap; /* Prevent text from wrapping to a new line */
}

.results span {
    font-weight: bold; /* Bold text for the values */
    color: #007bff; /* Blue color for the values */
}
/* Style for VO2 slider thumb */
#vo2Slider::-webkit-slider-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #d32f2f; /* Red thumb for VO2 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
    -webkit-appearance: none; /* Remove default appearance */
}

#vo2Slider::-moz-range-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #d32f2f; /* Red thumb for VO2 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
}

#vo2Slider::-ms-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #d32f2f; /* Red thumb for VO2 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
}

/* Style for LT2 slider thumb */
#lt2Slider::-webkit-slider-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #ff9800; /* Orange thumb for LT2 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
    -webkit-appearance: none; /* Remove default appearance */
}

#lt2Slider::-moz-range-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #ff9800; /* Orange thumb for LT2 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
}

#lt2Slider::-ms-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #ff9800; /* Orange thumb for LT2 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
}

/* Style for LT1 slider thumb */
#lt1Slider::-webkit-slider-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #4caf50; /* Green thumb for LT1 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
    -webkit-appearance: none; /* Remove default appearance */
}

#lt1Slider::-moz-range-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #4caf50; /* Green thumb for LT1 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
}

#lt1Slider::-ms-thumb {
    width: 20px; /* Smaller width */
    height: 20px; /* Smaller height */
    background: #4caf50; /* Green thumb for LT1 */
    border-radius: 50%; /* Circular shape */
    cursor: pointer;
}

/* Style for advice paragraph inside results-summary */
#results-summary p.advice {
    font-size: 1.2rem; /* Adjust the font size as needed */
    color: #000000; /* Blue color for the advice text */
    background-color: #e9ecef; /* Light gray background for readability */
    border: 1px solid #ddd; /* Light border around the advice box */
    border-radius: 6px; /* Rounded corners */
    padding: 10px; /* Padding inside the advice box */
    margin: 10px 0; /* Margin above and below the advice box */
    display: inline-block; /* Fit content width */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* Subtle shadow for depth */
    font-weight: bold;
    text-align: center;
}







/* Ensure the container is displayed as flex */
#pace-estimation-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px; /* Add some spacing between columns */
}

/* Column wrapper style */
.column-wrapper {
    display: flex;
    flex: 1;
    justify-content: space-between;
}

/* Each column */
.pace-estimation-input-section,
.pace-estimation-results-section {
    flex: 1;
    min-width: 0; /* Ensures columns don't shrink too small */
}



/* Center the button */
.button-container {
    display: flex;
    justify-content: center;
    margin-top: 10px; /* Space above the button */
}

/* Style for error message */
#race-time-error {
    color: red;
    display: none;
}

/* Style for pace results */
.pace-estimation-results {
    margin-top: 10px;
}

.pace-estimation-results p {
    margin: 5px 0; /* Space between result lines */
}





/* Common width for sections */
.same-width {
    width: 100%; /* Full width of the parent container */
    max-width: 400px; /* Adjust as needed */
    box-sizing: border-box; /* Include padding and border in the element's total width and height */
    padding: 20px;
    background-color: #ffffff; /* White background for clarity */
    border-radius: 6px; /* Match border radius */
    border: 2px solid #ddd; /* Border to match other sections */
}

.column-wrapper {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap; /* Allow wrapping if needed */
    gap: 20px; /* Space between columns */
}

.column-wrapper > .same-width {
    flex: 1;
    min-width: 0; /* Ensure columns don’t shrink too small */
}

.container {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 1200px; /* Maximum width to ensure content doesn't stretch too much */
    padding: 20px;
    box-sizing: border-box;
    border: 2px solid #ddd; /* Container border */
    border-radius: 12px; /* Rounded corners */
    background-color: #ffffff; /* White background for container */
    margin-top: 20px; /* Gap between summary and container */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* Add subtle shadow */
}


/* Color for VO2 Estimate */
.vo2-color {
    color: #d32f2f; /* Red color for VO2 */
}

/* Color for LT2 Estimate */
.lt2-color {
    color: #ff9800; /* Orange color for LT2 */
}

/* Color for LT1 Estimate */
.lt1-color {
    color: #4caf50; /* Green color for LT1 */
}