/* Scoped styles for TDEE Calculator Plugin */
.tdee-wrapper {
    --tdee-primary: #238d7d; /* Teal */
    --tdee-primary-dark: #1b6e61;
    --tdee-bg: #f8fafc;
    --tdee-card-bg: #ffffff;
    --tdee-text: #0f172a;
    --tdee-muted: #64748b;
    --tdee-border: #e2e8f0;
    --tdee-radius: 0.75rem;
    --tdee-font: 'Inter', system-ui, -apple-system, sans-serif;
    
    font-family: var(--tdee-font);
    max-width: 800px;
    margin: 0 auto;
    color: var(--tdee-text);
}

.tdee-wrapper * {
    box-sizing: border-box;
}

/* Card Styles */
.tdee-card {
    background: var(--tdee-card-bg);
    border-radius: var(--tdee-radius);
    border: 1px solid var(--tdee-border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.tdee-card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--tdee-border);
}

.tdee-form-card .tdee-card-header {
    background: linear-gradient(to right, #f0fdfa, #fff);
    border-bottom: none;
}

.tdee-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tdee-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.tdee-card-desc {
    font-size: 0.875rem;
    color: var(--tdee-muted);
    margin: 0;
}

.tdee-card-content {
    padding: 1.5rem;
}

/* Form Elements */
.tdee-form-group {
    margin-bottom: 1.25rem;
}

.tdee-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--tdee-text);
}

.tdee-input, .tdee-select {
    width: 100%;
    padding: 0.625rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    border: 1px solid var(--tdee-border);
    background-color: #fff;
    transition: border-color 0.2s;
}

.tdee-input:focus, .tdee-select:focus {
    outline: none;
    border-color: var(--tdee-primary);
    box-shadow: 0 0 0 2px rgba(35, 141, 125, 0.2);
}

.tdee-helper {
    display: block;
    font-size: 0.75rem;
    color: var(--tdee-muted);
    margin-top: 0.25rem;
}

/* Tabs for Units */
.tdee-tabs {
    display: flex;
    background: #f1f5f9;
    padding: 0.25rem;
    border-radius: 0.5rem;
}

.tdee-tabs input[type="radio"] {
    display: none;
}

.tdee-tab {
    flex: 1;
    text-align: center;
    padding: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--tdee-muted);
}

.tdee-tabs input:checked + .tdee-tab {
    background: white;
    color: var(--tdee-text);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Radio Group */
.tdee-radio-group {
    display: flex;
    gap: 1.5rem;
}

.tdee-radio {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
}

/* Grid */
.tdee-grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .tdee-grid-2 {
        grid-template-columns: 1fr 1fr;
    }
}

.tdee-vitals-group {
    display: grid;
    gap: 1rem;
}

/* Button */
.tdee-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--tdee-primary);
    color: white;
    font-weight: 600;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s, transform 0.1s;
    gap: 0.5rem;
}

.tdee-btn:hover {
    background: var(--tdee-primary-dark);
}

.tdee-btn:active {
    transform: scale(0.99);
}

/* Results */
.tdee-results {
    animation: fadeIn 0.5s ease-out;
}

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

.tdee-primary-card {
    background: var(--tdee-primary);
    color: white;
    border: none;
}

.tdee-primary-card .tdee-card-title-sm {
    color: rgba(255,255,255,0.9);
}

.tdee-primary-card .tdee-sub-text {
    color: rgba(255,255,255,0.8);
}

.tdee-big-number {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
}

.tdee-big-number-dark {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--tdee-text);
}

.tdee-card-title-sm {
    font-size: 1.125rem;
    font-weight: 600;
}

.tdee-stats-row {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--tdee-border);
    display: flex;
    justify-content: space-between;
}

.tdee-label-sm {
    display: block;
    font-size: 0.75rem;
    color: var(--tdee-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tdee-val-sm {
    font-weight: 700;
    font-size: 0.875rem;
}

/* Tabs Results */
.tdee-macro-section {
    margin-top: 1.5rem;
}

.tdee-tabs-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background: #f1f5f9;
    padding: 0.25rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
}

.tdee-tab-btn {
    background: transparent;
    border: none;
    padding: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--tdee-muted);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
}

.tdee-tab-btn.active {
    background: white;
    color: var(--tdee-text);
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.tdee-macro-content {
    display: none;
}

.tdee-macro-content.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

/* Macro Grid */
.tdee-macro-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
    .tdee-macro-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.tdee-macro-box {
    padding: 1rem;
    border-radius: 0.75rem;
    text-align: center;
}

.tdee-macro-box.calories { background: #f1f5f9; }
.tdee-macro-box.protein { background: #eff6ff; color: #1e3a8a; }
.tdee-macro-box.fats { background: #fefce8; color: #713f12; }
.tdee-macro-box.carbs { background: #fff7ed; color: #7c2d12; }

.tdee-macro-val {
    font-size: 1.5rem;
    font-weight: 700;
}

.tdee-macro-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    font-weight: 600;
    opacity: 0.7;
    margin-top: 0.25rem;
}

.tdee-visual-bar {
    height: 1rem;
    width: 100%;
    border-radius: 999px;
    display: flex;
    overflow: hidden;
}

.bar-protein { background: #3b82f6; width: 30%; }
.bar-fats { background: #eab308; width: 35%; }
.bar-carbs { background: #f97316; width: 35%; }