/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #8942c1;
    --secondary-color: #4CAF50;
    --tertiary-color: #f3ca56;
    --dark-bg: #1a1a1a;
    --light-bg: #f5f7fa;
    --text-color: #333;
    --light-text: #fff;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-bg);
}

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

ul {
    list-style: none;
}

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn.primary:hover {
    background-color: #7935a8;
}

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

.btn.secondary:hover {
    background-color: rgba(137, 66, 193, 0.1);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

section {
    padding: 80px 0;
}

.check-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-right: 8px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    position: relative;
}

.check-icon::before {
    content: '';
    position: absolute;
    width: 6px;
    height: 10px;
    border-right: 2px solid white;
    border-bottom: 2px solid white;
    transform: rotate(45deg);
    top: 4px;
    left: 7px;
}

.highlight {
    color: var(--primary-color);
}

/* Header */
header {
    background-color: white;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

nav ul {
    display: flex;
}

nav li {
    margin-left: 30px;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
}

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

/* Hero section */
.hero {
    background-image: url('./assets/hero-bg.png');
    background-size: cover;
    background-position: center;
    color: var(--light-text);
    padding: 120px 0;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
}

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

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Categories */
.categories .container {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin-top: -60px;
}

.category-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    box-shadow: var(--box-shadow);
    flex: 1;
}

.category-card .icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}

.category-card .icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Why us section */
.why-us .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.why-us .image-col img {
    width: 100%;
    border-radius: var(--border-radius);
}

.why-us .feature {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.why-us .quotes {
    margin: 30px 0;
}

.why-us blockquote {
    position: relative;
    padding-left: 15px;
    border-left: 3px solid var(--tertiary-color);
    margin-bottom: 15px;
    font-style: italic;
}

.why-us .values {
    display: flex;
    gap: 30px;
    text-align: center;
}

.why-us .value .icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 10px;
}

.why-us .value .icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Topic areas */
.topic-areas {
    background-color: white;
}

.topic-areas h2 {
    text-align: center;
    margin-bottom: 50px;
}

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

.area-card {
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}

.area-card:hover {
    box-shadow: var(--box-shadow);
    transform: translateY(-5px);
}

.area-card .icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}

.area-card .icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.area-card h3 {
    margin-bottom: 15px;
}

.area-card p {
    margin-bottom: 30px;
}

/* How we teach */
.how-we-teach h2 {
    text-align: center;
    margin-bottom: 50px;
}

.method-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.method-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    position: relative;
    box-shadow: var(--box-shadow);
}

.method-card .number {
    position: absolute;
    top: 15px;
    left: 15px;
    width: 30px;
    height: 30px;
    background-color: var(--secondary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.method-card .icon {
    width: 50px;
    height: 50px;
    margin-bottom: 20px;
}

.method-card .icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Community */
.community h2 {
    text-align: center;
    margin-bottom: 30px;
}

.testimonials-gallery {
    margin-bottom: 50px;
}

.gallery-images {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 20px;
}

.gallery-images img {
    width: 250px;
    height: 180px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.testimonial {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
}

.testimonial p {
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial .author {
    border-top: 1px solid #e0e0e0;
    padding-top: 15px;
}

.testimonial .name {
    font-weight: 600;
    margin-bottom: 5px;
}

.testimonial .course {
    font-size: 0.9rem;
    color: #666;
}

/* Certificates */
.certificates {
    background-color: var(--light-bg);
}

.certificates h2 {
    text-align: center;
    margin-bottom: 50px;
}

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

.certificate-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.certificate-card h3 {
    margin-bottom: 20px;
    text-align: center;
}

.certificate-card .features {
    flex-grow: 1;
    margin-bottom: 30px;
}

.certificate-card .btn {
    margin: 0 auto;
    display: block;
    width: fit-content;
}

/* Contact form */
.contact {
    background-color: var(--light-bg);
    padding-bottom: 120px;
}

.contact form {
    max-width: 600px;
    margin: 0 auto;
    background-color: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    display: grid;
    gap: 20px;
}

.contact input {
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: 'Inter', sans-serif;
}

.contact input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact button {
    width: 100%;
}

/* Footer */
footer {
    background-color: var(--dark-bg);
    color: var(--light-text);
    padding: 60px 0 30px;
    text-align: center;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

footer p {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin: 30px 0;
}

.footer-links a {
    color: #aaa;
}

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

.copyright {
    font-size: 0.9rem;
    color: #777;
}

/* Popups */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.popup-content {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 500px;
    width: 90%;
    text-align: center;
}

.cookie-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background-image: url('./assets/cookie-icon.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.popup-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
}

#thank-you-popup .popup-content {
    background-color: var(--primary-color);
    color: white;
}

#thank-you-popup .btn {
    background-color: white;
    color: var(--primary-color);
    margin-top: 20px;
}

/* Responsive styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .categories .container {
        flex-direction: column;
        margin-top: 0;
    }
    
    .why-us .container {
        grid-template-columns: 1fr;
    }
    
    .areas-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .method-grid {
        grid-template-columns: 1fr;
    }
    
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav li {
        margin: 0 10px 10px;
    }
    
    .hero {
        padding: 80px 0;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .why-us .values {
        flex-direction: column;
        gap: 20px;
    }
    
    .testimonials {
        grid-template-columns: 1fr;
    }
    
    .areas-grid {
        grid-template-columns: 1fr;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    section {
        padding: 60px 0;
    }
    
    .popup-buttons {
        flex-direction: column;
    }
    
    .contact form {
        padding: 20px;
    }
    
    .testimonials {
        grid-template-columns: 1fr;
    }
    
    .testimonial {
        padding: 20px;
    }
}