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

:root {
    --primary-color: #040836;
    --secondary-color: #EDF5FF;
    --accent-color: #2563eb;
    --white: #FFFFFF;
    --text-dark: #040836;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 4px 6px rgba(4, 8, 54, 0.1);
    --shadow-lg: 0 10px 25px rgba(4, 8, 54, 0.15);
    --transition: all 0.3s ease;
}

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

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

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

@keyframes rotate {
    from {
        transform: rotateX(15deg) rotateY(15deg);
    }
    to {
        transform: rotateX(15deg) rotateY(375deg);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.delay-1 {
    animation-delay: 0.2s;
    opacity: 0;
}

.delay-2 {
    animation-delay: 0.4s;
    opacity: 0;
}

.delay-3 {
    animation-delay: 0.6s;
    opacity: 0;
}

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    cursor: pointer;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

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

.nav-download-btn {
    background-color: var(--accent-color);
    color: var(--white) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-download-btn::after {
    display: none;
}

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

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--white) 100%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-text h2 {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 10px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.btn-secondary:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.btn-outline:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-3px);
}

/* 3D Cube Animation */
.cube-animation {
    perspective: 1000px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
}

.cube {
    width: 200px;
    height: 200px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate 20s infinite linear;
}

.cube-face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    border: 2px solid var(--white);
    opacity: 0.8;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cube-face.front {
    transform: translateZ(100px);
}

.cube-face.back {
    transform: translateZ(-100px) rotateY(180deg);
}

.cube-face.left {
    transform: translateX(-100px) rotateY(-90deg);
}

.cube-face.right {
    transform: translateX(100px) rotateY(90deg);
}

.cube-face.top {
    transform: translateY(-100px) rotateX(90deg);
}

.cube-face.bottom {
    transform: translateY(100px) rotateX(-90deg);
}

/* Sections */
.features,
.cta-section,
.contact-section,
.download-hero,
.download-platforms,
.download-info,
.system-requirements,
.about-intro,
.mission-vision,
.values,
.faq-preview {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-light);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.cta-box {
    text-align: center;
    color: var(--white);
    padding: 3rem;
}

.cta-box h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-box p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-outline {
    border-color: var(--white);
    color: var(--white);
}

.cta-buttons .btn-outline:hover {
    background-color: var(--white);
    color: var(--accent-color);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--white) 100%);
    padding: 4rem 0 3rem;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-light);
}

/* About Page */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.stats-box {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    background-color: var(--secondary-color);
    border-radius: 10px;
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
}

.stat-info h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-info p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.mission-vision {
    background-color: var(--secondary-color);
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3rem;
}

.mv-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.mv-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.mv-card h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.mv-card p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.value-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.value-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.value-card h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.value-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.info-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background-color: var(--secondary-color);
    border-radius: 10px;
    transition: var(--transition);
}

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

.info-icon {
    font-size: 2rem;
    color: var(--accent-color);
}

.info-content h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.info-content p,
.info-content a {
    color: var(--text-light);
    text-decoration: none;
}

.info-content a:hover {
    color: var(--accent-color);
}

.social-connect h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.social-links-large {
    display: flex;
    gap: 1rem;
}

.social-links-large a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent-color);
    color: var(--white);
    border-radius: 10px;
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links-large a:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
}

.contact-form-wrapper h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-form-wrapper > p {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.form-container {
    background-color: var(--secondary-color);
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
}

.btn-contact {
    font-size: 1.1rem;
    padding: 1.2rem 2.5rem;
    margin-bottom: 1.5rem;
}

.form-note {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    color: var(--text-light);
    text-align: left;
}

.form-note i {
    color: var(--accent-color);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.quick-links {
    margin-top: 2rem;
}

.quick-links h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.quick-links ul {
    list-style: none;
}

.quick-links li {
    margin-bottom: 0.75rem;
}

.quick-links a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.quick-links a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.faq-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.faq-card h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.faq-card h3 i {
    color: var(--accent-color);
}

.faq-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Download Page */
.download-main {
    display: flex;
    justify-content: center;
}

.download-card-large {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 600px;
}

.download-icon {
    font-size: 5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.download-card-large h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.version-info {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.download-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.btn-download-large {
    font-size: 1.3rem;
    padding: 1.5rem 3rem;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    margin-bottom: 2rem;
}

.btn-download-large:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(4, 8, 54, 0.2);
}

.download-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
}

.feature-item i {
    color: #10b981;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.platform-card {
    background-color: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.platform-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.platform-icon {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.platform-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.platform-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.download-info {
    background-color: var(--secondary-color);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.info-box {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
}

.info-box .info-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.info-box h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.info-box p {
    color: var(--text-light);
    line-height: 1.6;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.requirement-box {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.requirement-box h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.requirement-box h3 i {
    color: var(--accent-color);
}

.requirement-box ul {
    list-style: none;
}

.requirement-box li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.requirement-box li i {
    color: #10b981;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

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

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-radius: 8px;
    font-size: 1.2rem;
    transition: var(--transition);
}

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

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

.footer-section li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content,
    .about-content,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-text h2 {
        font-size: 1.5rem;
    }

    .mission-vision-grid {
        grid-template-columns: 1fr;
    }

    .cube-animation {
        height: 300px;
    }

    .cube {
        width: 150px;
        height: 150px;
    }

    .cube-face {
        width: 150px;
        height: 150px;
    }

    .cube-face.front {
        transform: translateZ(75px);
    }

    .cube-face.back {
        transform: translateZ(-75px) rotateY(180deg);
    }

    .cube-face.left {
        transform: translateX(-75px) rotateY(-90deg);
    }

    .cube-face.right {
        transform: translateX(75px) rotateY(90deg);
    }

    .cube-face.top {
        transform: translateY(-75px) rotateX(90deg);
    }

    .cube-face.bottom {
        transform: translateY(75px) rotateX(-90deg);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 1rem;
    }

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

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

    .hero {
        padding: 3rem 0;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-text h2 {
        font-size: 1.3rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .features-grid,
    .values-grid,
    .platforms-grid,
    .info-grid,
    .requirements-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: 2rem 1rem;
    }

    .cta-box h2 {
        font-size: 1.8rem;
    }

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

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

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

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.8rem;
    }

    .hero-text h2 {
        font-size: 1.2rem;
    }

    .logo {
        font-size: 1.2rem;
    }

    .download-card-large {
        padding: 2rem 1.5rem;
    }

    .btn-download-large {
        font-size: 1.1rem;
        padding: 1.2rem 2rem;
    }
}