@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
    --color-primary: #7C3AED;
    --color-primary-dark: #5B21B6;
    --color-secondary: #06B6D4;
    --color-accent: #F97316;
    --color-dark: #0F172A;
    --color-dark-light: #1E293B;
    --color-text: #334155;
    --color-text-light: #64748B;
    --color-light: #F8FAFC;
    --color-white: #FFFFFF;
    --color-border: #E2E8F0;
    --color-success: #10B981;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 50%;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 6px rgba(15, 23, 42, 0.07);
    --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.1);
    --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.15);
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-light);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-dark);
}

h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h2 {
    font-size: clamp(1.375rem, 3vw, 1.875rem);
}

h3 {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
}

h4 {
    font-size: 1.125rem;
}

p {
    margin-bottom: var(--space-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: 72rem;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.625rem 1.25rem;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
}

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

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

.header {
    position: fixed;
    top: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - var(--space-xl));
    max-width: 72rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.hidden {
    transform: translateX(-50%) translateY(-150%);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-lg);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo i {
    color: var(--color-primary);
    font-size: 1.25rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
}

.nav-menu a {
    font-size: 0.875rem;
    color: var(--color-text);
    font-weight: 500;
    padding: var(--space-sm) 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

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

.burger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: var(--space-sm);
    background: none;
    border: none;
}

.burger span {
    width: 20px;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition-base);
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.burger.active span:nth-child(2) {
    opacity: 0;
}

.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 20rem;
    height: 100vh;
    background: var(--color-white);
    padding: var(--space-3xl) var(--space-lg);
    transition: right var(--transition-base);
    z-index: 999;
    box-shadow: var(--shadow-xl);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mobile-menu a {
    font-size: 1rem;
    color: var(--color-text);
    display: block;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 998;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

.hero {
    padding: 8rem 0 var(--space-3xl);
    background: linear-gradient(135deg, var(--color-light) 0%, #EDE9FE 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 150%;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(-20px, 20px);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-sm);
}

.hero h1 {
    margin-bottom: var(--space-md);
}

.hero p {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: heroFloat 6s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.section {
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    max-width: 40rem;
    margin: 0 auto var(--space-2xl);
}

.section-header p {
    color: var(--color-text-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.feature-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.feature-card h3 {
    margin-bottom: var(--space-sm);
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.course-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.course-image {
    height: 10rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 3rem;
}

.course-content {
    padding: var(--space-lg);
}

.course-level {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-secondary);
    background: rgba(6, 182, 212, 0.1);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.course-content h3 {
    margin-bottom: var(--space-sm);
}

.course-content p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.course-price {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

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

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-secondary);
    display: block;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta h2 {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta p {
    opacity: 0.9;
    margin-bottom: var(--space-lg);
}

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

.cta .btn:hover {
    background: var(--color-light);
}

.footer {
    background: var(--color-dark);
    color: var(--color-text-light);
    padding: var(--space-xl) 0 var(--space-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-dark-light);
    margin-bottom: var(--space-md);
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-white);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-logo i {
    color: var(--color-primary);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.footer-links a {
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-size: 0.75rem;
}

.contact-hero {
    padding: 8rem 0 var(--space-2xl);
    background: linear-gradient(135deg, var(--color-light) 0%, #EDE9FE 100%);
    text-align: center;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-2xl);
}

.contact-info {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item i {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.contact-item h4 {
    margin-bottom: var(--space-xs);
    font-size: 0.9375rem;
}

.contact-item p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--color-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem var(--space-md);
    font-family: var(--font-body);
    font-size: 0.875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    background: var(--color-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-group textarea {
    min-height: 8rem;
    resize: vertical;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 3px;
    accent-color: var(--color-primary);
}

.checkbox-group label {
    font-size: 0.8125rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

.map-container {
    margin-top: var(--space-2xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-container iframe {
    width: 100%;
    height: 20rem;
    border: none;
}

.page-hero {
    padding: 8rem 0 var(--space-2xl);
    background: linear-gradient(135deg, var(--color-light) 0%, #EDE9FE 100%);
    text-align: center;
}

.page-content {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-top: calc(-1 * var(--space-xl));
    position: relative;
}

.page-content h2 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.page-content h2:first-child {
    margin-top: 0;
}

.page-content ul {
    margin-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.page-content li {
    margin-bottom: var(--space-sm);
    color: var(--color-text-light);
}

.course-detail-hero {
    padding: 8rem 0 var(--space-2xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

.course-detail-hero h1 {
    color: var(--color-white);
}

.course-detail-hero p {
    opacity: 0.9;
}

.course-detail-meta {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
    margin-top: var(--space-lg);
}

.course-detail-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
}

.curriculum {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.curriculum-item {
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
}

.curriculum-item:hover {
    border-color: var(--color-primary);
    background: var(--color-light);
}

.curriculum-item:last-child {
    margin-bottom: 0;
}

.curriculum-item h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.curriculum-item h4 i {
    color: var(--color-primary);
}

.curriculum-item p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin: var(--space-sm) 0 0;
    padding-left: 1.75rem;
}

.thank-you {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, var(--color-light) 0%, #EDE9FE 100%);
}

.thank-you-content {
    background: var(--color-white);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 32rem;
}

.thank-you-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--color-success), #059669);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
    margin: 0 auto var(--space-lg);
}

.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, var(--color-light) 0%, #EDE9FE 100%);
}

.error-content {
    max-width: 32rem;
}

.error-code {
    font-family: var(--font-heading);
    font-size: clamp(5rem, 15vw, 10rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-md);
}

.cookie-popup {
    position: fixed;
    bottom: var(--space-md);
    left: var(--space-md);
    right: var(--space-md);
    max-width: 28rem;
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    transform: translateY(150%);
    transition: transform var(--transition-base);
}

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

.cookie-popup h4 {
    margin-bottom: var(--space-sm);
}

.cookie-popup p {
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

.cookie-buttons {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.cookie-buttons .btn {
    flex: 1;
}

@media (max-width: 64rem) {


    .hero-content,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-image {
        order: -1;
    }

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

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

@media (max-width: 48rem) {
    nav {
        display: none;
    }

    course-detail-content .nav-menu {
        display: none;
    }

    .burger {
        display: flex;
    }

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

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

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 30rem) {
    html {
        font-size: 14px;
    }

    .course-detail-content {
        grid-template-columns: 1fr !important;
    }

    .header {
        width: calc(100% - var(--space-md));
        top: var(--space-sm);
    }

    .header-inner {
        padding: var(--space-sm) var(--space-md);
    }

    .hero {
        padding-top: 6rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .course-detail-meta {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .cookie-popup {
        left: var(--space-sm);
        right: var(--space-sm);
    }

    .cookie-buttons {
        flex-direction: column;
    }
}