/* ==========================================================================
   BMI Kalkulator Widget - Premium Styling
   ========================================================================== */

:root {
    --bmi-primary: #001d2b;
    --bmi-primary-hover: #002e45;
    --bmi-bg-card: #ffffff;
    --bmi-border-color: #e5e7eb;
    --bmi-text-dark: #1f2937;
    --bmi-text-muted: #6b7280;
    --bmi-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    
    /* Category Colors */
    --bmi-blue: #3b82f6;
    --bmi-green: #10b981;
    --bmi-amber: #f59e0b;
    --bmi-orange: #f97316;
    --bmi-red: #ef4444;
    --bmi-dark-red: #991b1b;
}

/* Base Card Container */
.bmi-card-wrapper {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bmi-bg-card);
    border: 1px solid var(--bmi-border-color);
    border-radius: 16px;
    padding: 24px;
    max-width: 520px;
    margin: 0 auto 20px auto;
    box-shadow: var(--bmi-shadow);
    color: var(--bmi-text-dark);
    transition: all 0.3s ease;
}

.bmi-card-wrapper * {
    box-sizing: border-box;
}

.bmi-card-wrapper.bmi-style-compact {
    padding: 18px;
    max-width: 100%;
    border-radius: 12px;
}

/* Header */
.bmi-card-header {
    margin-bottom: 20px;
    text-align: center;
}

.bmi-logo-wrapper {
    margin-bottom: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.bmi-logo {
    max-width: 160px;
    max-height: 80px;
    height: auto;
    width: auto;
    object-fit: contain;
}

.bmi-title {
    margin: 0 0 8px 0;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--bmi-text-dark);
    line-height: 1.3;
}

.bmi-description {
    margin: 0;
    font-size: 0.9rem;
    color: var(--bmi-text-muted);
    line-height: 1.5;
}

/* Form Styles */
.bmi-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bmi-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.bmi-input-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--bmi-text-dark);
    cursor: pointer;
}

.bmi-unit-badge {
    font-size: 0.75rem;
    font-weight: 600;
    background: #f3f4f6;
    color: var(--bmi-text-muted);
    padding: 2px 8px;
    border-radius: 12px;
    text-transform: uppercase;
}

.bmi-input-wrapper {
    position: relative;
}

.bmi-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
    line-height: 1.4;
    color: var(--bmi-text-dark);
    background-color: #f9fafb;
    border: 1.5px solid #d1d5db;
    border-radius: 10px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.bmi-input:focus {
    background-color: #ffffff;
    border-color: var(--bmi-primary);
    box-shadow: 0 0 0 3px rgba(0, 29, 43, 0.15);
}

/* Spol Toggle Button Group */
.bmi-gender-group {
    margin-top: 4px;
}

.bmi-radio-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    background: #f3f4f6;
    padding: 4px;
    border-radius: 10px;
}

.bmi-radio-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--bmi-text-muted);
    user-select: none;
    transition: all 0.2s ease;
}

.bmi-radio-btn input[type="radio"] {
    display: none;
}

.bmi-radio-btn:has(input:checked) {
    background: #ffffff;
    color: var(--bmi-primary);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
}

/* Error Message */
.bmi-error-message {
    font-size: 0.85rem;
    color: #dc2626;
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    padding: 10px 14px;
    border-radius: 8px;
    text-align: center;
    line-height: 1.4;
}

/* Action Buttons */
.bmi-actions {
    margin-top: 6px;
}

.bmi-btn {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.bmi-btn-primary {
    background-color: var(--bmi-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 29, 43, 0.25);
}

.bmi-btn-primary:hover {
    background-color: var(--bmi-primary-hover);
    box-shadow: 0 6px 16px rgba(0, 29, 43, 0.35);
    transform: translateY(-1px);
}

.bmi-btn-secondary {
    background-color: #f3f4f6;
    color: var(--bmi-text-dark);
    border: 1px solid #e5e7eb;
    margin-top: 16px;
}

.bmi-btn-secondary:hover {
    background-color: #e5e7eb;
    color: #111827;
}

/* Results Card */
.bmi-result-card {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px stroke #e5e7eb;
    animation: bmiFadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes bmiFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bmi-result-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
    margin-bottom: 20px;
}

.bmi-score-display {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bmi-score-label {
    font-size: 0.85rem;
    color: var(--bmi-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bmi-score-value {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--bmi-text-dark);
    line-height: 1.1;
    margin-top: 4px;
}

.bmi-category-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
    color: #ffffff;
    background-color: var(--bmi-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

/* Spectrum Pointer Bar */
.bmi-spectrum-container {
    margin: 24px 0;
}

.bmi-spectrum-bar {
    position: relative;
    height: 14px;
    border-radius: 10px;
    display: flex;
    overflow: visible;
    background: #e5e7eb;
}

.bmi-segment {
    height: 100%;
    transition: opacity 0.2s ease;
}

.bmi-seg-underweight {
    width: 20%;
    background-color: var(--bmi-blue);
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
}

.bmi-seg-normal {
    width: 30%;
    background-color: var(--bmi-green);
}

.bmi-seg-overweight {
    width: 25%;
    background-color: var(--bmi-amber);
}

.bmi-seg-obese {
    width: 25%;
    background-color: var(--bmi-red);
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}

.bmi-pointer {
    position: absolute;
    top: -6px;
    width: 26px;
    height: 26px;
    margin-left: -13px;
    background-color: #ffffff;
    border: 3px solid var(--bmi-text-dark);
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: left 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 2;
}

.bmi-spectrum-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--bmi-text-muted);
}

/* Detailed Explanation Box */
.bmi-explanation-box {
    background-color: #f9fafb;
    border-radius: 12px;
    padding: 16px;
    border-left: 4px solid var(--bmi-primary);
    margin-top: 16px;
}

.bmi-explanation-title {
    margin: 0 0 8px 0;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--bmi-text-dark);
}

.bmi-explanation-text {
    margin: 0 0 12px 0;
    font-size: 0.88rem;
    line-height: 1.5;
    color: #374151;
}

.bmi-recommendation-box {
    font-size: 0.86rem;
    line-height: 1.5;
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 10px 12px;
    color: #1f2937;
}

.bmi-recommendation-box strong {
    display: block;
    margin-bottom: 2px;
    color: var(--bmi-primary);
}

/* Category Specific Dynamic Theme Accents */
.bmi-theme-underweight .bmi-category-badge { background-color: var(--bmi-blue); }
.bmi-theme-underweight .bmi-explanation-box { border-left-color: var(--bmi-blue); }
.bmi-theme-underweight .bmi-recommendation-box strong { color: var(--bmi-blue); }

.bmi-theme-normal .bmi-category-badge { background-color: var(--bmi-green); }
.bmi-theme-normal .bmi-explanation-box { border-left-color: var(--bmi-green); }
.bmi-theme-normal .bmi-recommendation-box strong { color: var(--bmi-green); }

.bmi-theme-overweight .bmi-category-badge { background-color: var(--bmi-amber); }
.bmi-theme-overweight .bmi-explanation-box { border-left-color: var(--bmi-amber); }
.bmi-theme-overweight .bmi-recommendation-box strong { color: var(--bmi-amber); }

.bmi-theme-obese-1 .bmi-category-badge { background-color: var(--bmi-orange); }
.bmi-theme-obese-1 .bmi-explanation-box { border-left-color: var(--bmi-orange); }
.bmi-theme-obese-1 .bmi-recommendation-box strong { color: var(--bmi-orange); }

.bmi-theme-obese-2 .bmi-category-badge { background-color: var(--bmi-red); }
.bmi-theme-obese-2 .bmi-explanation-box { border-left-color: var(--bmi-red); }
.bmi-theme-obese-2 .bmi-recommendation-box strong { color: var(--bmi-red); }

.bmi-theme-obese-3 .bmi-category-badge { background-color: var(--bmi-dark-red); }
.bmi-theme-obese-3 .bmi-explanation-box { border-left-color: var(--bmi-dark-red); }
.bmi-theme-obese-3 .bmi-recommendation-box strong { color: var(--bmi-dark-red); }

/* Mobile Adjustments */
@media (max-width: 480px) {
    .bmi-card-wrapper {
        padding: 16px;
        border-radius: 12px;
    }
    
    .bmi-score-value {
        font-size: 2.2rem;
    }
}