/* ===== MODERN MEDICAL COMPONENTS ===== */

/* ===== MODERN BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    line-height: 1;
    white-space: nowrap;
    user-select: none;
    position: relative;
    overflow: hidden;
    font-family: var(--font-primary);
    letter-spacing: 0.025em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Modern button variants */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-700));
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-xl);
    color: white;
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-600));
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-xl);
    color: white;
}

.btn-outline {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(10px);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

/* Modern button sizes */
.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-2xl);
}

.btn-xl {
    padding: var(--spacing-xl) var(--spacing-3xl);
    font-size: var(--font-size-xl);
    border-radius: var(--radius-2xl);
}

/* WhatsApp button with modern styling */
.btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp:hover:not(:disabled) {
    background: linear-gradient(135deg, #128c7e, #0d7377);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 20px 40px rgba(37, 211, 102, 0.4);
    color: white;
}

/* ===== MODERN LANGUAGE SWITCHER ===== */
#language-switcher {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    min-width: 80px;
    backdrop-filter: blur(10px);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23475569' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

#language-switcher:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: var(--primary-50);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

#language-switcher:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-color: var(--primary-color);
}

#language-switcher option {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: var(--spacing-sm);
    font-weight: 500;
}

/* ===== MODERN CARDS ===== */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-normal);
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-2xl);
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary-light);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-header {
    margin-bottom: var(--spacing-lg);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    font-weight: 500;
}

.card-body {
    margin-bottom: var(--spacing-lg);
}

.card-footer {
    margin-top: auto;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
}

/* Modern service card */
.service-card {
    text-align: center;
    padding: var(--spacing-3xl);
    background: var(--bg-primary);
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}


.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-3xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-2xl);
}

/* Modern disease card */
.disease-card {
    cursor: pointer;
    position: relative;
    overflow: hidden;
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.disease-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.disease-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-light);
}

.disease-card:hover::before {
    transform: scaleX(1);
}

.disease-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    transition: transform var(--transition-normal);
}

.disease-card:hover .disease-image {
    transform: scale(1.05);
}

/* ===== MODERN ACCORDION ===== */
.accordion {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

.accordion-item {
    border-bottom: 1px solid var(--border-light);
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    background: var(--bg-secondary);
    padding: var(--spacing-xl);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.accordion-header::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

.accordion-header:hover {
    background: var(--primary-50);
    color: var(--primary-color);
}

.accordion-header:hover::before {
    transform: scaleY(1);
}

.accordion-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    transition: color var(--transition-fast);
}

.accordion-icon {
    width: 24px;
    height: 24px;
    position: relative;
    transition: transform var(--transition-normal);
    background: var(--primary-color);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.accordion-icon::before {
    content: '+';
    transition: transform var(--transition-normal);
}

.accordion-item.active .accordion-icon {
    background: var(--secondary-color);
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.accordion-item.active .accordion-content {
    max-height: 800px;
}

.accordion-body {
    padding: var(--spacing-xl);
    background: var(--bg-primary);
    border-left: 4px solid var(--primary-100);
}

/* ===== MODERN BREADCRUMB ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-light);
    width: fit-content;
}

.breadcrumb-item {
    color: var(--text-muted);
    font-weight: 500;
}

.breadcrumb-item:not(:last-child)::after {
    content: '→';
    margin-left: var(--spacing-sm);
    color: var(--primary-color);
    font-weight: 600;
}

.breadcrumb-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
    background: var(--primary-50);
}

.breadcrumb-item.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* ===== MODERN MODAL ===== */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal-backdrop);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    animation: fadeInScale 0.3s ease-out;
}

.modal-backdrop.active {
    display: flex;
}

.modal {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-2xl);
    position: relative;
    border: 1px solid var(--border-light);
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-secondary);
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.modal-close {
    background: var(--bg-tertiary);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-close:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.modal-body {
    padding: var(--spacing-xl);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-light);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    background: var(--bg-secondary);
    border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
}

/* ===== MODERN LIGHTBOX ===== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(8px);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.lightbox.active {
    display: flex;
    animation: fadeInScale 0.3s ease-out;
}

.lightbox-content {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-2xl);
}

.lightbox-close {
    position: absolute;
    top: -60px;
    right: 0;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: none;
    color: white;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: none;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: var(--spacing-xl);
}

.lightbox-next {
    right: var(--spacing-xl);
}

/* ===== MODERN BADGE ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid transparent;
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow-sm);
}

.badge-secondary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    box-shadow: var(--shadow-sm);
}

.badge-accent {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    color: white;
    box-shadow: var(--shadow-sm);
}

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

/* ===== MODERN ALERT ===== */
.alert {
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    border-left: 6px solid;
    position: relative;
    backdrop-filter: blur(10px);
}

.alert-info {
    background: linear-gradient(135deg, var(--primary-50), rgba(14, 165, 233, 0.1));
    color: var(--primary-700);
    border-left-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.alert-success {
    background: linear-gradient(135deg, var(--secondary-50), rgba(16, 185, 129, 0.1));
    color: var(--secondary-600);
    border-left-color: var(--secondary-color);
    box-shadow: var(--shadow-sm);
}

.alert-warning {
    background: linear-gradient(135deg, var(--accent-50), rgba(245, 158, 11, 0.1));
    color: #92400e;
    border-left-color: var(--accent-color);
    box-shadow: var(--shadow-sm);
}

.alert-error {
    background: linear-gradient(135deg, #fef2f2, rgba(239, 68, 68, 0.1));
    color: #991b1b;
    border-left-color: var(--medical-red);
    box-shadow: var(--shadow-sm);
}

/* ===== MODERN LOADING ===== */
.loading {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--border-light);
    border-radius: var(--radius-full);
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
}

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

/* ===== MODERN FLOATING WHATSAPP ===== */
.floating-whatsapp {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-2xl);
    text-decoration: none;
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-whatsapp);
    transition: all var(--transition-normal);
    border: 4px solid white;
    animation: pulse 2s infinite;
}

.floating-whatsapp:hover {
    background: linear-gradient(135deg, #128c7e, #0d7377);
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 25px 50px rgba(37, 211, 102, 0.5);
    animation: none;
    color: white;
}

.floating-whatsapp::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: var(--radius-full);
    z-index: -1;
    opacity: 0.3;
    animation: pulse 2s infinite;
}

/* ===== MODERN RESPONSIVE COMPONENTS ===== */
@media (max-width: 768px) {
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    .btn-lg {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-base);
    }
    
    .card {
        padding: var(--spacing-xl);
        border-radius: var(--radius-xl);
    }
    
    .service-card {
        padding: var(--spacing-2xl);
    }
    
    .accordion-header {
        padding: var(--spacing-lg);
    }
    
    .accordion-body {
        padding: var(--spacing-lg);
    }
    
    .modal {
        margin: var(--spacing-md);
        border-radius: var(--radius-xl);
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-lg);
    }
    
    .floating-whatsapp {
        width: 60px;
        height: 60px;
        font-size: var(--font-size-xl);
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
        border-width: 3px;
    }
    
    .lightbox-nav {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-xl);
    }
    
    .lightbox-close {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-lg);
        top: -50px;
    }
}

/* ===== MODERN MEDICAL ICONS ===== */
.medical-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-xl);
    color: white;
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.medical-icon:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-2xl);
}

/* ===== MODERN FORM ELEMENTS ===== */
.form-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    background: var(--bg-primary);
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
    background: var(--primary-50);
}

.form-input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

/* ===== MODERN MEDICAL SPECIFIC STYLES ===== */
.medical-highlight {
    background: linear-gradient(135deg, var(--primary-50), var(--secondary-50));
    border: 2px solid var(--primary-100);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.medical-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.warning-box {
    background: linear-gradient(135deg, var(--accent-50), rgba(245, 158, 11, 0.1));
    border: 2px solid var(--accent-100);
    border-left: 6px solid var(--accent-color);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.info-box {
    background: linear-gradient(135deg, var(--primary-50), rgba(14, 165, 233, 0.1));
    border: 2px solid var(--primary-100);
    border-left: 6px solid var(--primary-color);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.success-box {
    background: linear-gradient(135deg, var(--secondary-50), rgba(16, 185, 129, 0.1));
    border: 2px solid var(--secondary-100);
    border-left: 6px solid var(--secondary-color);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    position: relative;
    box-shadow: var(--shadow-sm);
}