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

body {
    font-family: 'Fredoka', sans-serif;
    overflow-x: hidden;
    background: #000;
}

/* Sky Section (Static) */
.sky-section {
    position: relative;
    height: 100vh;
    background: linear-gradient(to bottom, #87CEEB 0%, #98D8E8 40%, #A8DDE8 70%, #B0E0E6 85%, #B8E3E8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    padding-bottom: 8rem;
}

.sun {
    position: absolute;
    top: 10%;
    right: 15%;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, #FFD700 0%, #FFA500 70%);
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(255, 215, 0, 0.6);
    animation: sunGlow 3s ease-in-out infinite alternate;
}

@keyframes sunGlow {
    0% { box-shadow: 0 0 50px rgba(255, 215, 0, 0.6); }
    100% { box-shadow: 0 0 80px rgba(255, 215, 0, 0.8); }
}

.clouds {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.cloud {
    position: absolute;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50px;
    opacity: 0.8;
}

.cloud:before,
.cloud:after {
    content: '';
    position: absolute;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50px;
}

.cloud1 {
    width: 100px;
    height: 40px;
    top: 20%;
    left: 20%;
    animation: cloudFloat1 20s ease-in-out infinite;
}

.cloud1:before {
    width: 50px;
    height: 50px;
    top: -25px;
    left: 10px;
}

.cloud1:after {
    width: 60px;
    height: 20px;
    top: -10px;
    left: 50px;
}

.cloud2 {
    width: 80px;
    height: 30px;
    top: 15%;
    right: 30%;
    animation: cloudFloat2 25s ease-in-out infinite;
}

.cloud2:before {
    width: 40px;
    height: 40px;
    top: -20px;
    left: 15px;
}

.cloud2:after {
    width: 50px;
    height: 15px;
    top: -5px;
    right: 15px;
}

.cloud3 {
    width: 120px;
    height: 35px;
    top: 30%;
    left: 60%;
    animation: cloudFloat3 30s ease-in-out infinite;
}

.cloud3:before {
    width: 60px;
    height: 60px;
    top: -30px;
    left: 20px;
}

.cloud3:after {
    width: 70px;
    height: 20px;
    top: -10px;
    right: 20px;
}

@keyframes cloudFloat1 {
    0%, 100% { transform: translateX(0px); }
    50% { transform: translateX(30px); }
}

@keyframes cloudFloat2 {
    0%, 100% { transform: translateX(0px); }
    50% { transform: translateX(-40px); }
}

@keyframes cloudFloat3 {
    0%, 100% { transform: translateX(0px); }
    50% { transform: translateX(20px); }
}

.content {
    z-index: 10;
    max-width: 800px;
    padding: 20px;
}

.content h1 {
    font-size: 6rem;
    font-weight: 700;
    color: #2C3E50;
    margin-bottom: 0.5rem;
    text-shadow: 3px 3px 6px rgba(0,0,0,0.2);
    letter-spacing: 0.1em;
}

.content h2 {
    font-size: 2.5rem;
    font-weight: 500;
    color: #34495E;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.content p {
    font-size: 1.2rem;
    color: #2C3E50;
    margin-bottom: 3rem;
    line-height: 1.6;
}

.features {
    display: flex;
    gap: 3rem;
    justify-content: center;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.3);
    padding: 1rem 2rem;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.icon {
    font-size: 2rem;
    background: rgba(52, 152, 219, 0.2);
    padding: 0.5rem;
    border-radius: 50%;
    border: 2px solid rgba(52, 152, 219, 0.3);
}

.feature span {
    font-weight: 600;
    color: #2C3E50;
    font-size: 1.1rem;
}

/* Wave Animation */
.wave-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    overflow: visible;
    background: transparent;
    z-index: 30;
    pointer-events: none;
}

.waves {
    position: absolute;
    bottom: -30px;
    left: 0;
    width: 100%;
    height: 150px;
}

.parallax > use {
    animation: wave-animation 25s cubic-bezier(.55,.5,.45,.5) infinite;
}

.parallax > use:nth-child(1) {
    animation-delay: -2s;
    animation-duration: 7s;
}

.parallax > use:nth-child(2) {
    animation-delay: -3s;
    animation-duration: 10s;
}

.parallax > use:nth-child(3) {
    animation-delay: -4s;
    animation-duration: 13s;
}

.parallax > use:nth-child(4) {
    animation-delay: -5s;
    animation-duration: 20s;
}

@keyframes wave-animation {
    0% { transform: translateX(-90px) translateZ(0); }
    50% { transform: translateX(85px) translateZ(0); }
    100% { transform: translateX(-90px) translateZ(0); }
}

/* Ocean Section */
.ocean-section {
    position: relative;
    min-height: 200vh;
    background: linear-gradient(to bottom, 
        #3498DB 0%,
        #2980B9 25%, 
        #1F4E79 50%, 
        #1A365D 75%, 
        #0D1B2A 100%);
    overflow: hidden;
}

.ocean-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.3;
}

.layer1 {
    background: radial-gradient(circle at 20% 50%, rgba(52, 152, 219, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(46, 204, 113, 0.2) 0%, transparent 50%);
    animation: oceanFlow1 20s ease-in-out infinite;
}

.layer2 {
    background: radial-gradient(circle at 60% 70%, rgba(155, 89, 182, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 30% 30%, rgba(52, 152, 219, 0.3) 0%, transparent 50%);
    animation: oceanFlow2 25s ease-in-out infinite;
}

.layer3 {
    background: radial-gradient(circle at 70% 40%, rgba(46, 204, 113, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 10% 80%, rgba(155, 89, 182, 0.1) 0%, transparent 50%);
    animation: oceanFlow3 30s ease-in-out infinite;
}

@keyframes oceanFlow1 {
    0%, 100% { transform: translateX(0) scale(1); }
    50% { transform: translateX(50px) scale(1.1); }
}

@keyframes oceanFlow2 {
    0%, 100% { transform: translateX(0) scale(1) rotate(0deg); }
    50% { transform: translateX(-30px) scale(0.9) rotate(2deg); }
}

@keyframes oceanFlow3 {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(20px) scale(1.05); }
}

.ocean-content {
    position: relative;
    z-index: 10;
    padding: 10rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 12rem;
    max-width: 1200px;
    margin: 0 auto;
}

.content-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    animation: cardFloat 6s ease-in-out infinite;
}

.content-card:nth-child(2) {
    animation-delay: -2s;
}

.content-card:nth-child(3) {
    animation-delay: -4s;
}

@keyframes cardFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(0.5deg); }
}

.content-card h3 {
    font-size: 2.5rem;
    color: #ECF0F1;
    margin-bottom: 2rem;
    font-weight: 600;
}

.mode {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.mode::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: left 0.5s ease;
}

.mode:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(52, 152, 219, 0.3);
}

.mode:hover::before {
    left: 100%;
}

.mode h4 {
    font-size: 1.4rem;
    color: #ECF0F1;
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    transition: color 0.3s ease;
}

.mode:hover h4 {
    color: #FFFFFF;
}

.mode p {
    color: #F8F9FA;
    font-size: 1.1rem;
    font-weight: 400;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    transition: color 0.3s ease;
}

.mode:hover p {
    color: #FFFFFF;
}

.android-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.android-info p {
    color: #ECF0F1;
    font-size: 1.1rem;
    margin: 0;
}

.play-store-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
}

.play-store-link:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.play-store-link span {
    color: #ECF0F1;
    font-size: 1.1rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.play-store-link:hover span {
    color: #FFFFFF;
}

.play-store-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.play-store-link:hover .play-store-icon {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
}

.play-store-icon svg {
    animation: pulse 2s ease-in-out infinite;
    transition: transform 0.3s ease;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.play-button {
    display: inline-block;
    background: linear-gradient(135deg, #3498DB, #2980B9);
    color: white;
    padding: 1rem 3rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
    margin-top: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.play-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.6);
}

/* Floating Fish Animation */
.fish {
    position: absolute;
    font-size: 3rem;
    z-index: 5;
    animation: swim 15s linear infinite;
}

.fish1 {
    top: 30%;
    left: -5%;
    animation-duration: 12s;
}

.fish2 {
    top: 60%;
    left: -8%;
    animation-duration: 18s;
    animation-delay: -5s;
}

.fish3 {
    top: 80%;
    left: -3%;
    animation-duration: 15s;
    animation-delay: -10s;
}

@keyframes swim {
    0% {
        transform: translateX(-100px) translateY(0px) scaleX(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateX(100vw) translateY(-50px) scaleX(1);
        opacity: 0;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .content h1 {
        font-size: 4rem;
    }
    
    .content h2 {
        font-size: 2rem;
    }
    
    .features {
        flex-direction: column;
        gap: 1rem;
    }
    
    .feature {
        padding: 0.8rem 1.5rem;
    }
    
    .content-card {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .content-card h3 {
        font-size: 2rem;
    }
    
    .sun {
        width: 80px;
        height: 80px;
        top: 8%;
        right: 10%;
    }
}

@media (max-width: 480px) {
    .content h1 {
        font-size: 3rem;
    }
    
    .content h2 {
        font-size: 1.5rem;
    }
    
    .content p {
        font-size: 1rem;
    }
    
    .content-card {
        padding: 1.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-text {
        text-align: center;
    }
}

/* Scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Footer */
.footer {
    background: #0D1B2A;
    padding: 3rem 2rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 15;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-text {
    flex: 1;
    text-align: left;
}

.footer-text p {
    color: #BDC3C7;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

.footer-text a {
    color: #3498DB;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-text a:hover {
    color: #5DADE2;
}

.language-toggle {
    display: flex;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 0.3rem;
    backdrop-filter: blur(10px);
}

.lang-btn {
    background: transparent;
    border: none;
    color: #BDC3C7;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Fredoka', sans-serif;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ECF0F1;
}

.lang-btn.active {
    background: #3498DB;
    color: #FFFFFF;
}