/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: bold;
    color: #10B981;
    text-decoration: none;
}

.logo svg {
    margin-right: 10px;
}

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

.nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #10B981;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #10B981;
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    padding: 120px 0 80px;
    display: flex;
    align-items: center;
    min-height: 100vh;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: white;
    color: #10B981;
}

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #10B981;
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 250px;
    height: 500px;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    border-radius: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.phone-screen {
    width: 200px;
    height: 400px;
    background: linear-gradient(145deg, #1f2937, #111827);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-icons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.app-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(145deg, #10B981, #059669);
    position: relative;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.app-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 4px;
}

.app-icon.game::after {
    border-radius: 50%;
}

.app-icon.education::after {
    border-radius: 2px;
}

/* Apps Section */
.apps-section {
    padding: 100px 0;
    background: #f8fafc;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #1f2937;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.app-category {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.category-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.app-category h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.app-category p {
    color: #6b7280;
    line-height: 1.6;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature {
    text-align: center;
    padding: 20px;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: block;
}

.feature h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.feature p {
    color: #6b7280;
    line-height: 1.6;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 20px;
}

.footer-logo svg {
    margin-right: 10px;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #10B981;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #10B981;
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    color: #9ca3af;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.9;
}

/* About Content */
.about-content {
    padding: 100px 0;
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #1f2937;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 30px 0 15px;
    color: #10B981;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: #4b5563;
}

.stats-card {
    background: #f8fafc;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stat {
    text-align: center;
    margin-bottom: 30px;
}

.stat:last-child {
    margin-bottom: 0;
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #10B981;
    margin-bottom: 5px;
}

.stat p {
    color: #6b7280;
    font-weight: 500;
}

.values-section {
    margin-top: 80px;
}

.values-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 40px;
    color: #1f2937;
    text-align: center;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.value {
    background: #f8fafc;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
}

.value h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #10B981;
}

.value p {
    color: #6b7280;
    line-height: 1.6;
}

/* Contact Content */
.contact-content {
    padding: 100px 0;
    background: white;
}

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

.contact-info h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #1f2937;
}

.contact-info p {
    margin-bottom: 30px;
    line-height: 1.8;
    color: #4b5563;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-icon {
    font-size: 2rem;
    margin-right: 20px;
    width: 60px;
    height: 60px;
    background: #f0fdf4;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: #1f2937;
}

.contact-item p {
    color: #6b7280;
    margin: 0;
}

/* Contact Form */
.contact-form h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: #1f2937;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #10B981;
}

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

/* Privacy Content */
.privacy-content {
    padding: 100px 0;
    background: white;
}

.privacy-text {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.privacy-text h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 40px 0 20px;
    color: #1f2937;
}

.privacy-text p {
    margin-bottom: 20px;
    color: #4b5563;
}

.privacy-text ul {
    margin: 20px 0;
    padding-left: 30px;
}

.privacy-text li {
    margin-bottom: 10px;
    color: #4b5563;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .cta h2 {
        font-size: 2rem;
    }

    .phone-mockup {
        width: 200px;
        height: 400px;
    }

    .phone-screen {
        width: 160px;
        height: 320px;
    }

    .app-icons {
        gap: 15px;
    }

    .app-icon {
        width: 30px;
        height: 30px;
    }

    .app-icon::after {
        width: 15px;
        height: 15px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

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

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}