/* Reset and Base Styles */
/* базовые стили для всех элементов */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #22c55e;
    --primary-dark: #16a34a;
    --secondary-color: #10b981;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Cookie Notice */
.cookie-notice {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-xl);
    padding: 20px;
    z-index: 10000;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    border-top: 3px solid var(--primary-color);
}

.cookie-notice.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.cookie-content p {
    flex: 1;
    min-width: 300px;
    margin: 0;
}

.cookie-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

.cookie-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s ease;
}

.cookie-btn:hover {
    background: var(--primary-dark);
}

/* Header */
.main-header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 999;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

.logo:hover {
    color: var(--primary-dark);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 32px;
}

.main-nav a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.main-nav a:hover {
    color: var(--primary-color);
}

.main-nav a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Section - Clean Modern Design */
.hero-section {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding: 140px 0 80px;
    background: #0f172a;
}

/* Hero Background */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.hero-gradient::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite reverse;
}

/* Hero Decoration */
.hero-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    z-index: 1;
    pointer-events: none;
}

.decoration-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 2px solid;
    opacity: 0.1;
}

.decoration-circle-1 {
    width: 400px;
    height: 400px;
    border-color: #22c55e;
    animation: rotate 20s linear infinite;
}

.decoration-circle-2 {
    width: 500px;
    height: 500px;
    border-color: #10b981;
    border-style: dashed;
    border-width: 1px;
    animation: rotate 25s linear infinite reverse;
}

.decoration-circle-3 {
    width: 300px;
    height: 300px;
    border-color: #34d399;
    border-width: 1px;
    animation: rotate 15s linear infinite;
}

.decoration-circle-1::before,
.decoration-circle-1::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background: #22c55e;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

.decoration-circle-1::before {
    left: -6px;
}

.decoration-circle-1::after {
    right: -6px;
}

.decoration-circle-2::before,
.decoration-circle-2::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

.decoration-circle-2::before {
    left: -4px;
}

.decoration-circle-2::after {
    right: -4px;
}

.decoration-circle-3::before,
.decoration-circle-3::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    background: #34d399;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

.decoration-circle-3::before {
    left: -5px;
}

.decoration-circle-3::after {
    right: -5px;
}

@keyframes rotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: 0 20px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 50px;
    margin-bottom: 32px;
    animation: fadeInUp 0.6s ease;
}

.hero-badge span {
    font-size: 14px;
    font-weight: 600;
    color: #22c55e;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: #ffffff;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title-accent {
    background: linear-gradient(135deg, #22c55e 0%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: clamp(16px, 2vw, 20px);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    max-width: 700px;
    margin: 0 auto 40px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.btn-large {
    padding: 16px 36px;
    font-size: 18px;
}

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 700px;
    margin: 0 auto;
    padding-top: 60px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.8s ease 0.8s both;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 42px;
    font-weight: 800;
    color: #22c55e;
    margin-bottom: 8px;
    line-height: 1;
}

.hero-stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.5);
    z-index: 3;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-scroll-icon {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 15px;
    position: relative;
    animation: scrollBounce 2s ease-in-out infinite;
}

.hero-scroll-icon::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(16px); }
}

/* Animations */
@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 16px;
}

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

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

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

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

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

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

/* Section Styles */
section {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

/* Decorative Circles for Sections */
section::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

section:nth-child(odd)::before {
    top: -100px;
    right: -100px;
    animation: float 10s ease-in-out infinite;
}

section:nth-child(even)::before {
    bottom: -100px;
    left: -100px;
    animation: float 12s ease-in-out infinite reverse;
}

/* Additional decorative elements */
section::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 1px solid rgba(34, 197, 94, 0.1);
    pointer-events: none;
    z-index: 0;
}

section:nth-child(odd)::after {
    bottom: 10%;
    left: 5%;
    animation: rotate 20s linear infinite;
}

section:nth-child(even)::after {
    top: 15%;
    right: 8%;
    animation: rotate 25s linear infinite reverse;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

/* Decorative Lines */
.section-header::before {
    content: '';
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, transparent, #22c55e, transparent);
    border-radius: 2px;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.5), transparent);
    border-radius: 1px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-title::before {
    content: '';
    position: absolute;
    left: -40px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #22c55e);
    opacity: 0.6;
}

.section-title::after {
    content: '';
    position: absolute;
    right: -40px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, #22c55e, transparent);
    opacity: 0.6;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #22c55e;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

/* Courses Accordion */
.courses-section {
    background: var(--bg-light);
    position: relative;
}

.courses-section::before {
    width: 400px;
    height: 400px;
    top: 20%;
    left: -150px;
    animation: float 15s ease-in-out infinite;
}

.courses-section::after {
    width: 250px;
    height: 250px;
    bottom: 10%;
    right: -80px;
    animation: rotate 18s linear infinite;
}

.courses-accordion {
    max-width: 900px;
    margin: 0 auto;
}

.accordion-item {
    background: var(--bg-white);
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: box-shadow 0.3s ease;
    position: relative;
}

.accordion-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, #22c55e, #10b981);
    transition: height 0.5s ease;
}

.accordion-item.active::before {
    height: 100%;
}

.accordion-item:hover {
    box-shadow: var(--shadow-lg);
}

.accordion-header {
    padding: 28px 32px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.accordion-header:hover {
    background: var(--bg-light);
}

.accordion-title-wrapper {
    display: flex;
    align-items: center;
    gap: 20px;
}

.accordion-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    min-width: 40px;
}

.accordion-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
}

.accordion-icon {
    font-size: 32px;
    font-weight: 300;
    color: var(--primary-color);
    transition: transform 0.3s ease;
    width: 32px;
    text-align: center;
}

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

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
}

.accordion-inner {
    padding: 0 32px 32px;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 32px;
    align-items: start;
}

.accordion-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
}

.accordion-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.accordion-text ul {
    list-style: none;
    margin-bottom: 24px;
}

.accordion-text li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-dark);
}

.accordion-text li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Why Choose Section */
.why-choose-section {
    background: var(--bg-white);
    position: relative;
}

.why-choose-section::before {
    width: 350px;
    height: 350px;
    top: -120px;
    right: -120px;
    animation: float 14s ease-in-out infinite reverse;
}

.why-choose-section::after {
    width: 180px;
    height: 180px;
    top: 30%;
    left: -60px;
    animation: rotate 22s linear infinite reverse;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-box {
    text-align: center;
    padding: 32px;
    border-radius: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    background: var(--bg-white);
}

.feature-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #22c55e, transparent);
    border-radius: 0 0 2px 2px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-box:hover::before {
    opacity: 1;
}

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

.feature-image {
    width: 100%;
    height: 200px;
    margin-bottom: 24px;
    border-radius: 8px;
    overflow: hidden;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.feature-box:hover .feature-image img {
    transform: scale(1.1);
}

.feature-box h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-box p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Statistics Section */
.stats-section {
    background: linear-gradient(135deg, #22c55e 0%, #10b981 100%);
    color: white;
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 16s ease-in-out infinite;
}

.stats-section::after {
    width: 300px;
    height: 300px;
    border-color: rgba(255, 255, 255, 0.15);
    top: 20%;
    right: 10%;
    animation: rotate 20s linear infinite;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    font-size: 18px;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Testimonials Slider */
.testimonials-section {
    background: var(--bg-light);
    position: relative;
}

.testimonials-section::before {
    width: 380px;
    height: 380px;
    bottom: -150px;
    left: -150px;
    animation: float 13s ease-in-out infinite;
}

.testimonials-section::after {
    width: 220px;
    height: 220px;
    top: 20%;
    right: -70px;
    animation: rotate 24s linear infinite reverse;
}

.testimonials-slider {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.slider-container {
    position: relative;
    min-height: 400px;
}

.testimonial-slide {
    display: none;
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.testimonial-slide.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

.testimonial-slide.prev {
    display: block;
    opacity: 0;
    transform: translateX(-50px);
}

.testimonial-slide.next {
    display: block;
    opacity: 0;
    transform: translateX(50px);
}

.testimonial-content {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 32px;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.testimonial-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #22c55e, #10b981);
}

.testimonial-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
}

.testimonial-quote-icon {
    position: absolute;
    top: -10px;
    left: -10px;
    font-size: 80px;
    color: #22c55e;
    opacity: 0.2;
    font-family: serif;
    line-height: 1;
    font-weight: bold;
}

.testimonial-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

.testimonial-quote {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-dark);
    font-style: italic;
    margin-bottom: 16px;
}

.testimonial-rating {
    display: flex;
    gap: 4px;
    margin: 16px 0;
}

.testimonial-rating .star {
    color: #fbbf24;
    font-size: 18px;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 12px;
}

.testimonial-position {
    font-size: 14px;
    color: var(--text-light);
    font-style: italic;
    margin-top: 4px;
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 40px;
    position: relative;
}

.slider-controls::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.3), transparent);
}

.slider-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
    position: relative;
    overflow: hidden;
}

.slider-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
}

.slider-btn:hover::before {
    width: 100%;
    height: 100%;
}

.slider-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(34, 197, 94, 0.4);
}

.slider-btn:active {
    transform: scale(0.95);
}

.slider-dots {
    display: flex;
    gap: 12px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--primary-color);
    transition: width 0.3s ease, height 0.3s ease;
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.dot.active::before {
    width: 20px;
    height: 20px;
    opacity: 0.2;
}

.dot:hover {
    transform: scale(1.1);
    background: rgba(34, 197, 94, 0.5);
}

/* Process Section */
.process-section {
    background: var(--bg-white);
    position: relative;
}

.process-section::before {
    width: 320px;
    height: 320px;
    top: -100px;
    left: -100px;
    animation: float 11s ease-in-out infinite reverse;
}

.process-section::after {
    width: 200px;
    height: 200px;
    bottom: 15%;
    right: -60px;
    animation: rotate 19s linear infinite;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 20px;
}

.process-step::after {
    content: '';
    position: absolute;
    top: 30px;
    right: -20px;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, #22c55e, transparent);
    opacity: 0.3;
}

.process-step:last-child::after {
    display: none;
}

@media (max-width: 968px) {
    .process-step::after {
        display: none;
    }
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 24px;
    position: relative;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.step-number::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    border: 2px solid rgba(34, 197, 94, 0.2);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0;
    }
}

.step-image {
    width: 100%;
    height: 200px;
    margin-bottom: 24px;
    border-radius: 12px;
    overflow: hidden;
}

.step-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.process-step h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.process-step p {
    color: var(--text-light);
    line-height: 1.7;
}

/* About Section */
.about-section {
    background: var(--bg-light);
    position: relative;
}

.about-section::before {
    width: 450px;
    height: 450px;
    top: 15%;
    right: -180px;
    animation: float 17s ease-in-out infinite;
}

.about-section::after {
    width: 240px;
    height: 240px;
    bottom: -80px;
    left: -80px;
    animation: rotate 21s linear infinite reverse;
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.about-features-list {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 2px solid var(--border-color);
}

.about-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    padding-left: 8px;
}

.feature-check {
    color: #22c55e;
    font-weight: bold;
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.about-feature-item span:last-child {
    color: var(--text-dark);
    line-height: 1.6;
}

.about-highlights {
    display: flex;
    gap: 32px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 2px solid var(--border-color);
}

.highlight-item {
    text-align: center;
}

.highlight-item strong {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.highlight-item span {
    font-size: 14px;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Contact Section */
.contact-section {
    background: var(--bg-white);
    position: relative;
}

.contact-section::before {
    width: 360px;
    height: 360px;
    top: -120px;
    right: -120px;
    animation: float 12s ease-in-out infinite reverse;
}

.contact-section::after {
    width: 190px;
    height: 190px;
    bottom: 20%;
    left: -50px;
    animation: rotate 23s linear infinite;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.info-item h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.info-item p {
    color: var(--text-light);
    line-height: 1.8;
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Footer */
.main-footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
    position: relative;
    overflow: hidden;
}

.main-footer::before {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.05) 0%, transparent 70%);
    top: -150px;
    left: 50%;
    transform: translateX(-50%);
    animation: float 18s ease-in-out infinite;
}

.main-footer::after {
    width: 250px;
    height: 250px;
    border-color: rgba(34, 197, 94, 0.08);
    bottom: 10%;
    right: 10%;
    animation: rotate 26s linear infinite;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 12px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Policy Pages */
.policy-page {
    padding: 120px 0 80px;
    background: var(--bg-light);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.policy-page::before {
    width: 350px;
    height: 350px;
    top: 10%;
    right: -120px;
    animation: float 14s ease-in-out infinite;
}

.policy-page::after {
    width: 220px;
    height: 220px;
    bottom: 15%;
    left: -80px;
    animation: rotate 20s linear infinite reverse;
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 60px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.policy-content h1 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.policy-content h2 {
    font-size: 28px;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.policy-content h3 {
    font-size: 22px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.policy-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.policy-content ul,
.policy-content ol {
    margin-left: 24px;
    margin-bottom: 20px;
}

.policy-content li {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.policy-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

.policy-content a:hover {
    color: var(--primary-dark);
}

/* Thanks Page */
.thanks-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    padding: 40px 20px;
}

.thanks-content {
    text-align: center;
    max-width: 600px;
    background: var(--bg-white);
    padding: 60px 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
}

.thanks-content h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--primary-color);
}

.thanks-content p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 32px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* Mobile Menu */
.main-nav.mobile-open {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    padding: 20px;
}

.main-nav.mobile-open ul {
    flex-direction: column;
    gap: 16px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-section {
        min-height: 85vh;
        padding: 120px 0 60px;
    }
    
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
    
    .hero-stat-number {
        font-size: 36px;
    }

    .accordion-inner {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .testimonial-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .testimonial-image-wrapper {
        margin: 0 auto 24px;
        max-width: 200px;
    }

    .section-title::before,
    .section-title::after {
        display: none;
    }
}

@media (max-width: 768px) {
    /* Hide decorative circles on mobile for better performance */
    section::before,
    section::after,
    .courses-section::before,
    .courses-section::after,
    .why-choose-section::before,
    .why-choose-section::after,
    .stats-section::before,
    .stats-section::after,
    .testimonials-section::before,
    .testimonials-section::after,
    .process-section::before,
    .process-section::after,
    .about-section::before,
    .about-section::after,
    .contact-section::before,
    .contact-section::after,
    .main-footer::before,
    .main-footer::after,
    .policy-page::before,
    .policy-page::after {
        display: none;
    }

    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-section {
        padding: 100px 0 60px;
        min-height: 80vh;
    }

    .hero-title {
        font-size: clamp(32px, 8vw, 48px);
        margin-bottom: 20px;
    }

    .hero-description {
        font-size: 16px;
        margin-bottom: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 16px;
        margin-bottom: 50px;
    }

    .btn-large {
        width: 100%;
        max-width: 300px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-top: 40px;
    }

    .hero-stat-number {
        font-size: 32px;
    }

    .hero-decoration {
        width: 400px;
        height: 400px;
    }

    .decoration-circle-1 {
        width: 250px;
        height: 250px;
    }

    .decoration-circle-2 {
        width: 320px;
        height: 320px;
    }

    .decoration-circle-3 {
        width: 200px;
        height: 200px;
    }

    .section-title {
        font-size: 32px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .policy-content {
        padding: 40px 24px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 60px 0 40px;
    }

    .section-header::before,
    .section-header::after {
        display: none;
    }

    .testimonial-quote-icon {
        font-size: 60px;
    }

    .hero-title-modern {
        font-size: clamp(28px, 10vw, 48px);
        letter-spacing: -1px;
    }

    .hero-subtitle-modern {
        font-size: 14px;
    }

    .hero-text-wrapper {
        margin-bottom: 50px;
    }

    .btn-magnetic {
        padding: 14px 32px;
        font-size: 16px;
    }

    .feature-card-glass {
        padding: 30px 24px;
    }

    .feature-icon-modern {
        font-size: 36px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 28px;
    }
}