:root {
    --primary-color: #8A2BE2;
    --secondary-color: #DAA520;
    --dark-color: #111111;
    --light-color: #FFFFFF;
    --text-color: #333333;
    --bg-light: #F5F0FF;
    --gradient-start: rgba(138, 43, 226, 0.1);
    --gradient-end: rgba(218, 165, 32, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Karla', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navigation {
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
}

.navigation .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--light-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo svg {
    width: 48px;
    height: 48px;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-menu a {
    color: var(--light-color);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--secondary-color);
}

.nav-menu a::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--light-color);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.8rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.nav-menu a:hover::before {
    opacity: 1;
    visibility: visible;
    bottom: -30px;
}

.hero {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end)), url('images/hero-pattern.webp');
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-left h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 2rem;
    color: var(--dark-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.feature {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature svg {
    margin-bottom: 1rem;
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.cta-button {
    display: inline-block;
    background: var(--primary-color);
    color: var(--light-color);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 0 4px rgba(138, 43, 226, 0.2);
}

.cta-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 70%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.5s ease;
}

.cta-button:hover::after {
    transform: translate(-50%, -50%) scale(1);
}

.hero-right img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    overflow: hidden;
}

.wave-divider svg {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 100%;
}

.wave-divider path {
    fill: var(--light-color);
}

.section {
    padding: 5rem 0;
}

.section-alt {
    background: var(--bg-light);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.program-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.program-card:hover {
    transform: translateY(-10px);
}

.program-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
}

.program-card h3 {
    color: var(--primary-color);
    padding: 1.5rem 1.5rem 0.5rem;
}

.program-card p {
    padding: 0 1.5rem 1rem;
}

.program-card ul {
    list-style: none;
    padding: 0 1.5rem 1.5rem;
}

.program-card li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.program-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

.benefits-infographic {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.benefit-item {
    text-align: center;
    flex: 1;
    min-width: 250px;
}

.benefit-icon {
    margin-bottom: 1rem;
}

.benefit-item h3 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.exercises-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.exercise-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.exercise-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.exercise-card h3 {
    color: var(--primary-color);
    padding: 1.5rem 1.5rem 0.5rem;
}

.exercise-card p {
    padding: 0 1.5rem 1rem;
}

.exercise-steps {
    padding: 0 1.5rem 1.5rem;
}

.step {
    background: var(--bg-light);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.doctors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.doctor-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    text-align: center;
}

.doctor-card img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
}

.doctor-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.doctor-title {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.doctor-quote {
    font-style: italic;
    color: var(--text-color);
}

.nutrition-recommendations {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.nutrition-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.nutrition-icon {
    margin-bottom: 1rem;
}

.nutrition-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #eee;
    border-radius: 8px;
    font-family: 'Karla', sans-serif;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.submit-button {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: var(--light-color);
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(138, 43, 226, 0.3);
}

.submit-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: all 0.6s;
}

.submit-button:hover::before {
    left: 100%;
}

.footer {
    background: var(--dark-color);
    color: var(--light-color);
    padding: 4rem 0;
}

.footer-grid {
    display: grid;
    grid-template-areas: 
        "item1 . item2"
        ". item3 ."
        "item4 . item5";
    gap: 2rem;
}

.footer-item-1 { grid-area: item1; }
.footer-item-2 { grid-area: item2; }
.footer-item-3 { grid-area: item3; }
.footer-item-4 { grid-area: item4; }
.footer-item-5 { grid-area: item5; text-align: center; }

.footer-item h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.footer-item a {
    color: var(--light-color);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-item a:hover {
    color: var(--secondary-color);
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-left h1 {
        font-size: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .programs-grid,
    .exercises-grid,
    .doctors-grid,
    .nutrition-recommendations {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .programs-grid,
    .exercises-grid,
    .doctors-grid,
    .nutrition-recommendations {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-areas: 
            "item1"
            "item2"
            "item3"
            "item4"
            "item5";
        text-align: center;
    }
}

@media (max-width: 375px) {
    .hero-left h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
}