style.css

/* --- CSS Variables from Calculator --- */
:root {
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --text-color: #212529;
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --secondary-color: #6c757d;
    --secondary-hover: #5a6268;
    --danger-color: #dc3545;
    --danger-hover: #c82333;
    --border-color: #dee2e6;
    --info-bg: #eef1f5;
    --shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    --border-radius: 8px;
}

/* --- General Body Styling (from Ribbon) --- */
body {
    font-family: 'Inter', sans-serif, system-ui;
    background-color: var(--bg-color); /* Use theme background */
    color: var(--text-color);
    margin: 0;
    font-size: 15px;
    overflow-x: hidden; /* Prevent horizontal scroll */
}

/* --- Styles for the H1 Title Block (MODIFIED) --- */
h1 {
    /* Box model styles to match other cards */
    max-width: 900px;
    margin: 2rem auto 1rem auto; /* Center the box and add margin */
    padding: 1.5rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);

    /* Flexbox layout for internal content */
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;

    /* Font styles */
    color: var(--text-color);
    font-size: 2.1em;
}

/* Wrapper for title and copyright notice */
.h1-title-group {
    flex-shrink: 0;
}

/* Main title text */
.h1-title {
     display: block;
     color: #343a40;
}

/* Copyright notice below title */
.h1-copyright {
    font-size: 0.5em;
    font-weight: normal;
    color: #555;
    margin-top: 5px;
}
.h1-copyright a {
    color: var(--primary-color);
    text-decoration: none;
}
.h1-copyright a:hover {
    text-decoration: underline;
}

/* Container for info items on the right */
.h1-info {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
    font-size: 0.4em; /* Font size reduced */
    text-align: center;
    align-items: flex-start;
}

.info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.info-label {
    font-weight: bold;
    color: #444;
    margin-bottom: 4px;
    text-transform: uppercase;
    font-size: 0.85em;
    letter-spacing: 0.5px;
}

.info-content a, .info-content span {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1em;
}
.info-content a:hover {
    color: var(--primary-hover);
}
.h1-info a i {
    font-size: 2em;
    transition: transform 0.2s ease-in-out;
}
.h1-info a:hover i {
    transform: scale(1.1);
}

/* --- Main content container --- */
.main-content {
    max-width: 900px;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    margin: 0 auto 2rem auto; /* Adjusted top margin */
}

/* Page description below title ribbon */
.page-description {
    text-align: center;
    font-size: 1.05em;
    color: var(--secondary-color);
    margin: 0 auto 2rem auto;
}

/* --- Original Simulator Styles --- */

.app-layout {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.canvas-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

canvas {
    border: 1px solid #dcdcdc;
    background-color: #000010;
    border-radius: 8px;
    max-width: 100%;
    height: auto;
}

.canvas-hint {
    font-size: 13px;
    color: #666;
    margin: 0;
    text-align: center;
}

.controls-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    width: 100%;
    /* max-width is handled by main-content and app-layout */
    border: 1px solid #eef;
    box-sizing: border-box;
}

@media (min-width: 1280px) {
    /* MODIFIED: Apply max-width to both h1 and main-content */
    h1, .main-content {
        max-width: 1280px;
    }
    .app-layout {
        flex-direction: row;
        align-items: flex-start;
        justify-content: center;
    }
    .controls-container {
        max-width: 420px;
        flex-shrink: 0;
    }
    .canvas-wrapper { max-width: 800px; }
    canvas { max-width: 800px; }
}

.control-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px 25px;
    padding: 15px;
    border-radius: 8px;
}

.control-row:first-child {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
}

.control-row:last-child {
    background-color: #f1f8ff;
    border: 1px solid #c8e6ff;
}

.row-title {
    width: 100%;
    text-align: center;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 16px;
}

.control-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* NEW group for label and text input */
.label-input-group {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: #555;
    white-space: nowrap;
}

.label-input-group > label:last-of-type {
    font-weight: normal; /* Make unit label normal weight */
}

/* NEW style for the number input box */
.value-input {
    width: 65px;
    padding: 4px;
    border: 1px solid #ccc;
    border-radius: 4px;
    text-align: center;
    font-weight: bold;
    font-size: 14px;
    -moz-appearance: textfield; /* Firefox */
}
.value-input::-webkit-outer-spin-button,
.value-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}


.mono-controls-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    padding: 15px;
    border: 1px dashed #ccc;
    border-radius: 8px;
    background-color: #fff;
    width: 100%;
}

input[type="range"] {
    width: 180px; /* Slightly wider to match group */
    cursor: pointer;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
}

.radio-group div {
    display: flex;
    align-items: center;
    gap: 6px;
}

.radio-group label {
    font-weight: normal;
    font-size: 14px;
    cursor: pointer;
    color: #333;
}

.radio-group input[type="radio"] {
    cursor: pointer;
}

.input-group {
    display: flex;
    align-items: center;
    gap: 5px;
}

.input-group input[type="number"] {
    width: 60px;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
    text-align: center;
}

.input-group button {
    padding: 5px 10px;
    border: none;
    background-color: #3498db;
    color: white;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
}

.input-group button:hover {
    background-color: #2980b9;
}