:root {
    --primary: #ffffff;
    --primary-glow: rgba(255, 255, 255, 0.8);
    --secondary: #e0e0e0;
    --accent: #f5f5f5;
    --dark: #121212;
    --darker: #0a0a0a;
    --light: #ffffff;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--darker);
    background-image: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.05) 1px,
        transparent 1px
    ),
    linear-gradient(
        rgba(255, 255, 255, 0.05) 1px,
        transparent 1px
    );
    background-size: 20px 20px;
    color: var(--light);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

header {
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(18, 18, 18, 0.9);
    position: fixed;
    width: 100%;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    animation: slideDown 0.8s forwards 0.3s;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 40px;
    filter: brightness(0) invert(1);
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--light);
    font-weight: 700;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
}

nav a {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    opacity: 0.8;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
}

nav a:hover {
    opacity: 1;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

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

nav a:hover::after {
    width: 100%;
}

.cta-button {
    background: transparent;
    color: white;
    border: 2px solid var(--light);
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 1000px;
    z-index: 2;
    text-align: center;
    margin: 0 auto;
    transform: translateY(-50px);
    opacity: 0;
    animation: fadeInRight 0.8s forwards 0.5s;
}

.hero h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--light);
    line-height: 1.2;
    font-weight: 800;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
}

.topbar-icons {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.account-icon {
    color: var(--light);
    font-size: 1.8rem;
    transition: var(--transition);
    text-decoration: none;
}

.account-icon:hover {
    color: var(--accent);
    transform: scale(1.1);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

[data-tooltip] {
    position: relative;
    cursor: pointer;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(10, 10, 10, 0.8);
    color: var(--light);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateX(-50%) translateY(10px);
}

[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--light);
    line-height: 1.6;
    opacity: 0.8;
    font-weight: 300;
}

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

.secondary-button {
    background: transparent;
    color: var(--light);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}

.secondary-button:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
    border-color: var(--light);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.hero-image {
    position: absolute;
    right: 10%;
    width: 500px;
    height: 500px;
    background-size: contain;
    filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.3));
    animation: float 6s ease-in-out infinite;
    z-index: 1;
    opacity: 0.9;
    transform: translateX(50px);
    opacity: 0;
    animation: fadeInLeft 0.8s forwards 0.7s, float 6s ease-in-out infinite 1.5s;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.features {
    padding: 8rem 10%;
    background: rgba(10, 10, 10, 0.9);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
    transform: translateY(30px);
    opacity: 0;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--light);
    font-weight: 700;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.section-header p {
    color: var(--light);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.7;
}

.feature-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.category {
    background: rgba(30, 30, 30, 0.6);
    border-radius: 15px;
    padding: 2rem;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transform: translateY(30px);
    opacity: 0;
    box-sizing: border-box;
}

.category:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.03), transparent);
}

@keyframes fadeInDown {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.wind-effect {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.wind-line {
    position: absolute;
    width: 150px;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    opacity: 0.5;
    animation: moveWind 6s linear infinite;
}

.animbg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    background-size: 0%;
    overflow: hidden;
}

.star {
    position: absolute;
    background-color: #ffffff;
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
}

.announcement-bubble {
    position: fixed;
    top: 150px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(20, 20, 20, 0.95);
    color: var(--light);
    padding: 1.5rem 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 4px 10px rgba(255, 255, 255, 0.1); /* Subtle shadow */
    border: 1px solid rgba(255, 255, 255, 0.2);
    z-index: -1;
    animation: fadeInDown 0.8s forwards;
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 800px;
    text-align: center;
}

@keyframes fall {
    0% {
        transform: translateY(-210px);
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

@keyframes sway {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(20px);
    }
}

@keyframes slideOutDown {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(100%);
    }
}

.announcement-bubble p {
    margin: 0;
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--light);
    opacity: 0.9;
}

.announcement-bubble a {
    color: var(--accent);
    text-decoration: underline;
    font-weight: 600;
    transition: var(--transition);
}

.announcement-bubble a:hover {
    color: var(--light);
    text-shadow: 0 0 5px var(--light);
}

.close-announcement {
    background: transparent;
    border: none;
    color: var(--light);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    margin-left: auto;
}

.close-announcement:hover {
    color: var(--accent);
    transform: scale(1.2);
}

.category h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
    color: var(--light);
    opacity: 0.8;
}

.category li::before {
    content: '•';
    color: var(--light);
    position: absolute;
    left: 0;
    text-shadow: 0 0 5px var(--light);
}

.showcase {
    padding: 8rem 10%;
    text-align: center;
    background: rgba(8, 8, 8, 0.9);
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: scale(0.95);
    opacity: 0;
}

.video-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.7));
    z-index: 1;
}

.video-container iframe {
    width: 100%;
    height: 500px;
    display: block;
}

.about {
    padding: 8rem 10%;
    background: rgba(10, 10, 10, 0.9);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    transform: translateX(-30px);
    opacity: 0;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--light);
    font-weight: 700;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--light);
    line-height: 1.6;
    font-size: 1.1rem;
    opacity: 0.8;
}

.dev-team {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    border-radius: 10px;
    border-left: 3px solid rgba(255, 255, 255, 0.3);
}

.dev-team img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.about-image {
    position: relative;
    height: 400px;
    background-size: contain;
    filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.2));
    animation: pulse 1.5s ease-in-out infinite;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateX(30px);
    opacity: 0;
}

@keyframes fadeOut {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.03); }
    100% { transform: scale(1); }
}

.download {
    padding: 6rem 10%;
    background: rgba(8, 8, 8, 0.95);
    position: relative;
}

.download-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.download-box {
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 3rem;
    position: relative;
    overflow: hidden;
    transform: scale(0.95);
    opacity: 0;
}

.download-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.03), transparent);
}

.download-version {
    margin-top: 2rem;
    color: var(--light);
    opacity: 0.6;
    font-size: 0.9rem;
    transform: translateY(20px);
    opacity: 0;
}

footer {
    padding: 4rem 10%;
    background: rgba(8, 8, 8, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-column {
    transform: translateY(20px);
    opacity: 0;
}

.footer-column h3 {
    color: var(--light);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
}

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

.footer-column li {
    margin-bottom: 0.8rem;
}

.footer-column a {
    color: var(--light);
    text-decoration: none;
    transition: var(--transition);
    opacity: 0.7;
}

.footer-column a:hover {
    opacity: 1;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

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

.social-links a {
    color: var(--light);
    font-size: 1.5rem;
    transition: var(--transition);
    opacity: 0.7;
}

.social-links a:hover {
    opacity: 1;
    transform: translateY(-3px);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--light);
    font-size: 0.9rem;
    opacity: 0.5;
    transform: translateY(20px);
    opacity: 0;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.animate {
    animation: fadeInUp 0.8s forwards;
}

.animate-scale {
    animation: scaleIn 0.8s forwards;
}

.animate-delay-1 {
    animation-delay: 0.2s;
}

.animate-delay-2 {
    animation-delay: 0.4s;
}

.animate-delay-3 {
    animation-delay: 0.6s;
}

.animate-delay-4 {
    animation-delay: 0.8s;
}

@media (max-width: 1024px) {
    .hero-image {
        width: 400px;
        height: 400px;
        right: 5%;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
        margin-bottom: 3rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 1rem 5%;
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .logo h1 {
        font-size: 1.5rem;
    }
    
    .hero {
        padding: 6rem 5% 2rem;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .hero h2 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .features, .showcase, .about, .download {
        padding: 5rem 5%;
    }
    
    .video-container iframe {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .feature-categories {
        grid-template-columns: 1fr;
    }
}