/* ============================================
   COMPONENTS - Reusable UI Elements
   ============================================ */

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    line-height: 1;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
}

/* Phone button - lighter blue on hover (higher specificity) */
.btn.btn--primary.btn--phone:hover {
    background-color: #3385d6 !important;  /* Azul claro directo */
    color: #ffffff !important;              /* Blanco directo */
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-lg) !important;
}

.btn--outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn--large {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn--full {
    width: 100%;
}

.btn svg {
    width: 20px;
    height: 20px;
}

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: var(--z-tooltip);
    transition: all var(--transition-base);
    text-decoration: none;
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    background: linear-gradient(135deg, #128c7e 0%, #075e54 100%);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

@keyframes whatsapp-pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.7);
    }
}

/* Responsive adjustments for WhatsApp button */
@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}

/* ===== CARDS ===== */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

/* Symptom Cards */
.symptom-card {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    transition: all var(--transition-base);
    border: 2px solid var(--color-gray-200);
}

.symptom-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.symptom-card__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-xl);
    color: var(--color-white);
}

.symptom-card__title {
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.symptom-card__description {
    font-size: var(--text-base);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* Service Cards */
.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    border: 2px solid var(--color-gray-200);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    transition: height var(--transition-base);
}

.service-card:hover::before {
    height: 100%;
}

.service-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateX(4px);
}

.service-card__number {
    display: inline-block;
    font-size: var(--text-4xl);
    font-weight: var(--weight-extrabold);
    color: var(--color-primary-alpha);
    margin-bottom: var(--space-4);
    font-family: var(--font-heading);
}

.service-card__title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.service-card__description {
    font-size: var(--text-base);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* Benefit Cards */
.benefit-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    text-align: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.benefit-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.benefit-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-5);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-2xl);
    color: var(--color-white);
}

.benefit-card__icon--purple {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.benefit-card__icon--blue {
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
}

.benefit-card__icon--green {
    background: linear-gradient(135deg, #00a86b 0%, #008555 100%);
}

.benefit-card__icon--teal {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.benefit-card__title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.benefit-card__description {
    font-size: var(--text-base);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* Tags */
.tag {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-primary-alpha);
    color: var(--color-primary-dark);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    margin-right: var(--space-2);
    margin-bottom: var(--space-2);
}

/* Credentials */
.credential {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-gray-200);
}

.credential:last-child {
    border-bottom: none;
}

.credential__label {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    font-weight: var(--weight-medium);
}

.credential__value {
    font-size: var(--text-base);
    color: var(--color-gray-900);
    font-weight: var(--weight-semibold);
    margin-left: auto;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    color: var(--color-gray-900);
    background-color: var(--color-white);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-alpha);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--color-error);
}

.form-row {
    display: grid;
    gap: var(--space-5);
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-error {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-error);
    margin-top: var(--space-2);
    min-height: 20px;
}

.form-message {
    margin-top: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
}

.form-message.success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.form-message.error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}