:root {
    --primary-color: #006994; /* A calm, Swedish blue */
    --secondary-color: #f7b538; /* A warm, contrasting gold/yellow */
    --bg-color: #ffffff;
    --surface-color: #f8f9fa;
    --text-color: #343a40;
    --text-light-color: #6c757d;
    --border-color: #dee2e6;
    --error-color: #d9534f;
    --success-color: #5cb85c;
    
    --protein-color: #ef6351;
    --carbs-color: #f7b538;
    --fat-color: #4a8c9f;
}

#viktnedgang-verktyg {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: 12px;
    max-width: 800px;
    margin: 2rem auto;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    color: var(--text-color);
}

#viktnedgang-verktyg h2, #viktnedgang-verktyg h3, #viktnedgang-verktyg h4 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 0.5rem;
}

#viktnedgang-verktyg h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

#viktnedgang-verktyg h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

#viktnedgang-verktyg h4 {
    font-size: 1.2rem;
    text-align: left;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.verktyg-intro {
    text-align: center;
    color: var(--text-light-color);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

#form-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

fieldset {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    background-color: var(--surface-color);
}

legend {
    font-weight: 600;
    color: var(--primary-color);
    padding: 0 0.5rem;
}

.input-group {
    margin-bottom: 1rem;
}
.input-group:last-child {
    margin-bottom: 0;
}

.input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-color);
}

.input-group input, .input-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    background-color: var(--bg-color);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group input:focus, .input-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 105, 148, 0.2);
}

#calculate-btn {
    display: block;
    width: 100%;
    padding: 1rem;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    background-color: var(--primary-color);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    margin-top: 1rem;
}

#calculate-btn:hover {
    background-color: #005270;
}

#calculate-btn:active {
    transform: translateY(1px);
}

.tooltip-trigger {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--text-light-color);
    color: white;
    text-align: center;
    font-size: 12px;
    line-height: 16px;
    cursor: help;
    position: relative;
    font-style: normal;
}

.tooltip-trigger::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    width: 220px;
    text-align: left;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s;
    z-index: 10;
    pointer-events: none;
}
.tooltip-trigger:hover::after {
    opacity: 1;
    visibility: visible;
}

.hidden { display: none !important; }

.error-message {
    color: var(--error-color);
    text-align: center;
    margin-top: 1rem;
    height: 1em;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.result-card {
    background-color: var(--surface-color);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.result-card.wide-card {
    grid-column: 1 / -1;
}

.summary-item, .calorie-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid #e9ecef;
}
.summary-item:last-child, .calorie-item:last-child {
    border-bottom: none;
}
.summary-item strong, .calorie-item .value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
}

.summary-item #result-bmi-category {
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-left: 0.5rem;
}
.bmi-category.undervikt { background-color: #add8e6; }
.bmi-category.normalvikt { background-color: #90ee90; }
.bmi-category.overvikt { background-color: #ffd700; }
.bmi-category.fetma { background-color: #ffa07a; }

.calorie-item.target .value { color: var(--success-color); }
.calorie-item.deficit .value { color: var(--error-color); }

.calorie-item label { font-weight: 500; }
.calorie-item .tooltip-trigger { margin-right: auto; }

.macros-container {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.macro-chart-container {
    position: relative;
    width: 160px;
    height: 160px;
    flex-shrink: 0;
}

#macro-pie-chart {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: conic-gradient(
        var(--carbs-color) 0% var(--p-carbs, 0%), 
        var(--protein-color) var(--p-carbs, 0%) var(--p-protein, 0%), 
        var(--fat-color) var(--p-protein, 0%) 100%
    );
    transition: background 0.5s ease-out;
}
#macro-chart-center-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-weight: 600;
    color: var(--text-color);
}
#macro-chart-center-text span {
    display: block;
    font-size: 1.5rem;
    line-height: 1.1;
    color: var(--primary-color);
}

#macro-details {
    width: 100%;
}
.macro-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    font-size: 1rem;
}
.macro-item .macro-value {
    font-weight: 600;
    font-size: 1.1rem;
}
.macro-label::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 0.75rem;
}
.macro-item.protein .macro-label::before { background-color: var(--protein-color); }
.macro-item.carbs .macro-label::before { background-color: var(--carbs-color); }
.macro-item.fat .macro-label::before { background-color: var(--fat-color); }

.macro-presets {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.macro-presets label {
    font-weight: 500;
    margin-right: 0.5rem;
}
.preset-btn {
    background-color: #e9ecef;
    border: 1px solid var(--border-color);
    color: var(--text-light-color);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}
.preset-btn:hover {
    background-color: #d4d9de;
    border-color: #adb5bd;
}
.preset-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    font-weight: 500;
}

@media (max-width: 768px) {
    #viktnedgang-verktyg {
        padding: 1.5rem;
    }
    #form-sections {
        grid-template-columns: 1fr;
    }
    .results-grid {
        grid-template-columns: 1fr;
    }
    .macros-container {
        flex-direction: column;
        gap: 1.5rem;
        align-items: center;
    }
    #macro-details {
       width: 100%;
       max-width: 300px;
    }
}








html, body {
  overflow-x: hidden;
}