/* Metabolic Rate Calculator - Modern White & Purple Theme */

:root {
    --primary-purple: #6A0DAD;
    --light-purple: #B19CD9;
    --soft-purple: #E6E6FA;
    --dark-purple: #4B0082;
    --white: #FFFFFF;
    --off-white: #F8F9FA;
    --light-gray: #E9ECEF;
    --medium-gray: #CED4DA;
    --dark-gray: #6C757D;
    --success: #28A745;
    --warning: #FFC107;
    --danger: #DC3545;
    --shadow-sm: 0 2px 4px rgba(106, 13, 173, 0.1);
    --shadow-md: 0 4px 6px rgba(106, 13, 173, 0.15);
    --shadow-lg: 0 10px 15px rgba(106, 13, 173, 0.2);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

/* Container */
.mrc-container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

.mrc-wrapper {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

/* Header */
.mrc-title {
    color: var(--primary-purple);
    font-size: 32px;
    font-weight: 700;
    margin: 30px 30px 10px;
    text-align: center;
}

.mrc-subtitle {
    color: var(--dark-gray);
    font-size: 16px;
    margin: 0 30px 30px;
    text-align: center;
}

/* Form */
.mrc-form {
    padding: 30px;
    background: var(--off-white);
    border-radius: var(--border-radius);
    margin: 0 30px 30px;
}

.mrc-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.mrc-form-group {
    display: flex;
    flex-direction: column;
}

.mrc-form-group label {
    color: var(--dark-purple);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
}

.mrc-form-group input,
.mrc-form-group select {
    padding: 12px 15px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition);
}

.mrc-form-group input:focus,
.mrc-form-group select:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: var(--shadow-sm);
}

/* Unit Toggle */
.mrc-input-with-toggle {
    position: relative;
    display: flex;
    align-items: center;
}

.mrc-input-with-toggle input {
    flex: 1;
    padding-right: 80px;
}

.mrc-unit-toggle {
    position: absolute;
    right: 5px;
    display: flex;
    background: var(--light-gray);
    border-radius: 6px;
    overflow: hidden;
}

.mrc-unit-option {
    padding: 6px 12px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark-gray);
    transition: var(--transition);
}

.mrc-unit-option.active {
    background: var(--primary-purple);
    color: var(--white);
}

/* Radio Group */
.mrc-radio-group {
    display: flex;
    gap: 20px;
    padding: 8px 0;
}

.mrc-radio {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}

.mrc-radio input[type="radio"] {
    accent-color: var(--primary-purple);
}

/* Height Input */
.mrc-height-ft {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 10px;
}

.mrc-height-ft input {
    width: 100%;
}

/* Button */
.mrc-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.mrc-button-primary {
    background: var(--primary-purple);
    color: var(--white);
    width: 100%;
    box-shadow: var(--shadow-md);
}

.mrc-button-primary:hover {
    background: var(--dark-purple);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.mrc-button-outline {
    background: transparent;
    border: 2px solid var(--primary-purple);
    color: var(--primary-purple);
}

.mrc-button-outline:hover {
    background: var(--primary-purple);
    color: var(--white);
}

.mrc-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-left: 10px;
    border: 3px solid var(--white);
    border-top-color: transparent;
    border-radius: 50%;
    animation: mrc-spin 1s linear infinite;
}

@keyframes mrc-spin {
    to { transform: rotate(360deg); }
}

/* Results Section */
.mrc-results {
    padding: 30px;
}

.mrc-results-header {
    text-align: center;
    margin-bottom: 30px;
}

.mrc-results-header h3 {
    color: var(--primary-purple);
    font-size: 28px;
    margin-bottom: 10px;
}

.mrc-timestamp {
    color: var(--dark-gray);
    font-size: 14px;
}

/* Card Grid */
.mrc-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.mrc-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.mrc-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.mrc-glassmorphism {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(106, 13, 173, 0.1);
}

.mrc-span-2 {
    grid-column: span 2;
}

/* Card Header */
.mrc-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--light-gray);
    padding-bottom: 15px;
}

.mrc-card-icon {
    font-size: 24px;
}

.mrc-card-header h4 {
    color: var(--dark-purple);
    font-size: 18px;
    margin: 0;
}

/* Stats */
.mrc-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed var(--light-gray);
}

.mrc-stat:last-child {
    border-bottom: none;
}

.mrc-stat-label {
    color: var(--dark-gray);
    font-size: 14px;
}

.mrc-stat-value {
    color: var(--primary-purple);
    font-size: 20px;
    font-weight: 700;
}

.mrc-stat-unit {
    color: var(--dark-gray);
    font-size: 12px;
    margin-left: 5px;
}

/* Circular Progress */
.mrc-center {
    text-align: center;
}

.mrc-circular-progress {
    width: 150px;
    height: 150px;
    margin: 0 auto 20px;
    position: relative;
}

.mrc-progress-circle {
    width: 100%;
    height: 100%;
    background: conic-gradient(var(--primary-purple) 0deg 306deg, var(--light-gray) 306deg 360deg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mrc-progress-value {
    width: 120px;
    height: 120px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-purple);
}

.mrc-efficiency-label {
    color: var(--dark-purple);
    font-size: 16px;
    font-weight: 600;
}

/* Goal Bars */
.mrc-goal-bars {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mrc-goal-bar {
    display: grid;
    grid-template-columns: 100px 1fr 100px;
    align-items: center;
    gap: 15px;
}

.mrc-goal-label {
    color: var(--dark-gray);
    font-size: 14px;
}

.mrc-bar-container {
    height: 10px;
    background: var(--light-gray);
    border-radius: 5px;
    overflow: hidden;
}

.mrc-bar {
    height: 100%;
    transition: width 1s ease;
}

.mrc-bar-loss {
    background: var(--danger);
}

.mrc-bar-maintain {
    background: var(--success);
}

.mrc-bar-gain {
    background: var(--warning);
}

.mrc-goal-value {
    color: var(--dark-purple);
    font-weight: 600;
}

/* Weight Projection */
.mrc-projection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    text-align: center;
}

.mrc-projection-item {
    padding: 10px;
}

.mrc-projection-label {
    display: block;
    color: var(--dark-gray);
    font-size: 14px;
    margin-bottom: 5px;
}

.mrc-projection-value {
    display: block;
    color: var(--primary-purple);
    font-size: 24px;
    font-weight: 700;
}

.mrc-projection-unit {
    color: var(--dark-gray);
    font-size: 12px;
}

/* Health Metrics */
.mrc-metric {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
}

.mrc-metric-label {
    color: var(--dark-gray);
    font-size: 14px;
}

.mrc-metric-value {
    color: var(--primary-purple);
    font-weight: 600;
}

/* Macros */
.mrc-macros-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mrc-macro-item {
    display: grid;
    grid-template-columns: 80px 1fr 80px;
    align-items: center;
    gap: 15px;
}

.mrc-macro-label {
    color: var(--dark-gray);
    font-size: 14px;
}

.mrc-macro-bar-container {
    height: 10px;
    background: var(--light-gray);
    border-radius: 5px;
    overflow: hidden;
}

.mrc-macro-bar {
    height: 100%;
    transition: width 1s ease;
}

.mrc-macro-value {
    color: var(--primary-purple);
    font-weight: 600;
    text-align: right;
}

/* Social Share */
.mrc-social-share {
    margin: 30px 0;
    padding: 20px;
    background: var(--soft-purple);
    border-radius: var(--border-radius);
}

.mrc-social-share h4 {
    color: var(--primary-purple);
    margin-bottom: 20px;
    text-align: center;
}

.mrc-share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.mrc-share-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 50px;
    background: var(--white);
    color: var(--primary-purple);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.mrc-share-btn:hover {
    background: var(--primary-purple);
    color: var(--white);
    transform: translateY(-2px);
}

/* Premium Section */
.mrc-premium-section {
    margin: 30px 0;
    padding: 20px;
    background: var(--off-white);
    border-radius: var(--border-radius);
}

.mrc-premium-section h4 {
    color: var(--primary-purple);
    margin-bottom: 20px;
    text-align: center;
}

.mrc-premium-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
}

/* Disclaimer */
.mrc-disclaimer {
    margin-top: 30px;
    padding: 20px;
    background: #FFF3CD;
    border-left: 4px solid var(--warning);
    border-radius: 8px;
    font-size: 14px;
    color: #856404;
}

/* Dark Mode */
body.mrc-dark-mode {
    background: #1a1a1a;
}

body.mrc-dark-mode .mrc-wrapper,
body.mrc-dark-mode .mrc-card,
body.mrc-dark-mode .mrc-form {
    background: #2d2d2d;
    color: #ffffff;
}

body.mrc-dark-mode .mrc-title,
body.mrc-dark-mode .mrc-card-header h4 {
    color: var(--light-purple);
}

body.mrc-dark-mode .mrc-subtitle,
body.mrc-dark-mode .mrc-stat-label,
body.mrc-dark-mode .mrc-metric-label {
    color: #b0b0b0;
}

body.mrc-dark-mode .mrc-form-group label {
    color: var(--light-purple);
}

body.mrc-dark-mode input,
body.mrc-dark-mode select {
    background: #3d3d3d;
    border-color: #4d4d4d;
    color: #ffffff;
}

body.mrc-dark-mode .mrc-glassmorphism {
    background: rgba(45, 45, 45, 0.9);
}

body.mrc-dark-mode .mrc-disclaimer {
    background: #332e1c;
    color: #ffd970;
}

/* Responsive */
@media (max-width: 768px) {
    .mrc-container {
        padding: 10px;
    }
    
    .mrc-form,
    .mrc-results {
        padding: 15px;
        margin: 0 15px 15px;
    }
    
    .mrc-card-grid {
        grid-template-columns: 1fr;
    }
    
    .mrc-span-2 {
        grid-column: span 1;
    }
    
    .mrc-goal-bar {
        grid-template-columns: 80px 1fr 80px;
        gap: 10px;
    }
    
    .mrc-share-buttons {
        flex-direction: column;
    }
    
    .mrc-premium-buttons {
        flex-direction: column;
    }
    
    .mrc-macro-item {
        grid-template-columns: 60px 1fr 60px;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .mrc-title {
        font-size: 24px;
    }
    
    .mrc-form-grid {
        grid-template-columns: 1fr;
    }
    
    .mrc-projection-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mrc-card {
    animation: fadeIn 0.5s ease-out;
}

/* Print Styles */
@media print {
    .mrc-form,
    .mrc-social-share,
    .mrc-premium-section,
    .mrc-disclaimer,
    .mrc-button {
        display: none !important;
    }
    
    .mrc-results {
        display: block !important;
    }
    
    .mrc-card {
        break-inside: avoid;
    }
}