/* Base Styles */
.hc-container {
    max-width: 600px;
    margin: 2rem auto;
    padding: 0 15px;
    font-family: 'Segoe UI', system-ui, sans-serif;
}

.hc-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #e0f2fe;
}

.hc-title {
    color: #0369a1;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

/* Form Elements */
.hc-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hc-input-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #1e3a8a;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.hc-input, .hc-select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid #e0f2fe;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.hc-input:focus, .hc-select:focus {
    border-color: #38bdf8;
    outline: none;
}

.hc-dual-input {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Button */
.hc-button {
    background: #38bdf8;
    color: white;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.hc-button:hover {
    background: #0ea5e9;
}

/* Results */
.hc-results {
    margin-top: 1.5rem;
    padding: 1.5rem;
    border-radius: 8px;
    background: #f0f9ff;
}

.result-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e0f2fe;
}

.status-indicator {
    text-align: center;
    font-weight: 600;
    padding: 0.8rem;
    border-radius: 6px;
}

.status-normal { background: #dcfce7; color: #166534; }
.status-underweight { background: #fef9c3; color: #854d0e; }
.status-overweight { background: #fee2e2; color: #991b1b; }

/* Responsive Design */
@media (max-width: 480px) {
    .hc-card {
        padding: 1.5rem;
    }
    
    .hc-dual-input {
        grid-template-columns: 1fr;
    }
}