:root {
    --primary-blue: #0747C8;
    --primary-purple: #8A20CC;
    --dark-purple: #4A1B8C;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --bg-light: #F8FAFC;
    --white: #ffffff;
    --gradient-hero: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-purple) 100%);
    --gradient-btn: linear-gradient(90deg, #3B82F6 0%, #8A20CC 100%);
}

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

html {
    scroll-behavior: smooth;
}

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

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

a {
    text-decoration: none;
    color: inherit;
}

/* Base Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-dark:hover {
    background-color: #381270;
}

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

.btn-white:hover {
    background-color: #f1f5f9;
}

.btn-gradient {
    background: var(--gradient-btn);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(138, 32, 204, 0.3);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(138, 32, 204, 0.4);
}

/* Hero Section */
.hero-wrapper {
    background: var(--gradient-hero);
    position: relative;
    padding-top: 20px;
}

.navbar {
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 24px;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--white);
    font-weight: 600;
}

.nav-actions {
    display: flex;
    gap: 15px;
}

.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 80px 20px 140px;
}

.hero-content {
    flex: 1;
    color: var(--white);
    max-width: 500px;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    position: relative;
    z-index: 2;
}

/* Bottom Wave */
.wave-bottom {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-bottom svg {
    display: block;
    width: 100%;
    height: 120px;
}

/* Programs Section */
.programs {
    padding: 80px 0;
    background-color: var(--bg-light);
}

.section-title {
    text-align: center;
    font-size: 32px;
    color: var(--text-main);
    margin-bottom: 50px;
    font-weight: 700;
    position: relative;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 16px;
    margin-top: -40px;
    margin-bottom: 50px;
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.card-image {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.product-card h3 {
    font-size: 22px;
    color: var(--dark-purple);
    margin-bottom: 10px;
}

.product-card p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 25px;
    min-height: 40px;
}

/* Features Wave Divider */
.divider-wave {
    width: 100%;
    overflow: hidden;
    line-height: 0;
    background-color: var(--white);
    margin-top: -20px;
}

.divider-wave svg {
    display: block;
    width: 100%;
    height: 80px;
}

/* Features Section */
.features {
    background-color: var(--white);
    padding: 60px 0 100px;
}

.features-grid {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-top: 50px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 20px;
    font-weight: 600;
    font-size: 18px;
    color: var(--text-main);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.icon-blue {
    background: #3B82F6;
}

.icon-blue-grad {
    background: linear-gradient(135deg, #3B82F6 0%, #8A20CC 100%);
    box-shadow: 0 4px 15px rgba(138, 32, 204, 0.2);
}

/* Contact Section */
.contact-section {
    padding: 80px 0 120px;
    background-color: var(--bg-light);
}

.contact-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: stretch; /* Form ve kartin hundurleyin eynilesdirir */
}

.contact-header {
    margin-bottom: 35px;
}

.contact-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-main);
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-input {
    width: 100%;
    padding: 16px 22px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    font-family: inherit;
    font-size: 15px;
    background: var(--white);
    outline: none;
    transition: all 0.3s ease;
}

.form-input::placeholder {
    color: #94a3b8;
}

.form-input:focus {
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 4px rgba(138, 32, 204, 0.1);
}

.textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    align-self: flex-start;
    padding: 14px 45px;
    font-size: 16px;
}

.contact-info-card {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    justify-content: center;
    border: 1px solid rgba(226, 232, 240, 0.5);
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 18px;
    color: var(--text-main);
    font-weight: 500;
    font-size: 16px;
}

.info-item svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    padding: 10px;
    background: #f1f5f9;
    border-radius: 12px;
    box-sizing: content-box; /* Ikonun etrafina padding elave etmek ucun */
}

.social-links {
    display: flex;
    gap: 20px;
    margin-top: 20px;
    padding-left: 10px;
}

.social-links a {
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 40px;
        padding-bottom: 100px;
    }
    
    .hero-content {
        margin-bottom: 40px;
    }
    
    .hero-image {
        justify-content: center;
        width: 100%;
    }
    
    .programs-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
}