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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    overflow: hidden;
    position: relative;
}

/* Arka Plan Video */
.background-video {
    position: fixed;
    top: -30%;
    left: 0;
    width: 100%;
    height: 160%;
    object-fit: cover;
    object-position: center center;
    z-index: -2;
    pointer-events: none;
    transform: scale(0.70);
}

/* Video Overlay - Video üzerine koyu katman (isteğe bağlı) */
.video-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 39, 0.4); /* Video'yu biraz koyulaştırmak için */
    z-index: -1;
    pointer-events: none;
}

/* Sayfa sayfaları için scroll aktif */
body:not(.home-page) {
    overflow-y: auto;
    overflow-x: hidden;
    align-items: flex-start;
    min-height: 100vh;
    height: auto;
}

/* Yıldızlı Gökyüzü */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, #fff, transparent),
        radial-gradient(2px 2px at 60% 70%, #fff, transparent),
        radial-gradient(1px 1px at 50% 50%, #fff, transparent),
        radial-gradient(1px 1px at 80% 10%, #fff, transparent),
        radial-gradient(2px 2px at 90% 40%, #fff, transparent),
        radial-gradient(1px 1px at 33% 60%, #fff, transparent),
        radial-gradient(2px 2px at 55% 80%, #fff, transparent),
        radial-gradient(1px 1px at 15% 50%, #fff, transparent),
        radial-gradient(1px 1px at 70% 20%, #fff, transparent),
        radial-gradient(2px 2px at 40% 90%, #fff, transparent),
        radial-gradient(1px 1px at 25% 15%, #fff, transparent),
        radial-gradient(1px 1px at 85% 60%, #fff, transparent),
        radial-gradient(2px 2px at 10% 80%, #fff, transparent),
        radial-gradient(1px 1px at 45% 25%, #fff, transparent),
        radial-gradient(1px 1px at 75% 45%, #fff, transparent),
        radial-gradient(2px 2px at 35% 75%, #fff, transparent),
        radial-gradient(1px 1px at 65% 35%, #fff, transparent),
        radial-gradient(1px 1px at 5% 55%, #fff, transparent),
        radial-gradient(2px 2px at 95% 25%, #fff, transparent),
        radial-gradient(1px 1px at 50% 85%, #fff, transparent);
    background-repeat: repeat;
    background-size: 200% 200%;
    animation: starMove 60s linear infinite;
    opacity: 0.8;
}

.stars::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(1px 1px at 30% 20%, #fff, transparent),
        radial-gradient(1px 1px at 80% 50%, #fff, transparent),
        radial-gradient(2px 2px at 15% 70%, #fff, transparent),
        radial-gradient(1px 1px at 60% 30%, #fff, transparent),
        radial-gradient(1px 1px at 40% 80%, #fff, transparent),
        radial-gradient(2px 2px at 90% 15%, #fff, transparent),
        radial-gradient(1px 1px at 25% 40%, #fff, transparent),
        radial-gradient(1px 1px at 70% 65%, #fff, transparent),
        radial-gradient(2px 2px at 50% 10%, #fff, transparent),
        radial-gradient(1px 1px at 85% 75%, #fff, transparent);
    background-repeat: repeat;
    background-size: 150% 150%;
    animation: starTwinkle 4s ease-in-out infinite alternate;
    opacity: 0.6;
}

@keyframes starMove {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 100% 100%;
    }
}

@keyframes starTwinkle {
    0% {
        opacity: 0.3;
    }
    100% {
        opacity: 0.8;
    }
}

.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    animation: twinkle ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* Dağlar */
.mountains {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 65%;
    z-index: 0;
}

.mountain {
    position: absolute;
    bottom: 0;
}

.mountain-1 {
    width: 100%;
    height: 100%;
    left: -15%;
    clip-path: polygon(0% 100%, 15% 65%, 30% 75%, 45% 60%, 60% 70%, 75% 55%, 90% 65%, 100% 100%);
    background: linear-gradient(to top, #0a0e1a 0%, #1a1f2e 40%, #252d3a 70%, #2d3745 100%);
    opacity: 0.95;
}

.mountain-2 {
    width: 115%;
    height: 85%;
    left: -7.5%;
    clip-path: polygon(0% 100%, 12% 72%, 25% 80%, 38% 68%, 50% 78%, 62% 65%, 75% 73%, 88% 68%, 100% 100%);
    background: linear-gradient(to top, #0a0e1a 0%, #1a1f2e 35%, #252d3a 60%, #303a48 100%);
    opacity: 0.9;
}

.mountain-3 {
    width: 105%;
    height: 75%;
    left: -2.5%;
    clip-path: polygon(0% 100%, 18% 78%, 32% 85%, 46% 72%, 60% 80%, 74% 70%, 88% 76%, 100% 100%);
    background: linear-gradient(to top, #0a0e1a 0%, #1a1f2e 45%, #252d3f 75%, #2a3442 100%);
    opacity: 0.85;
}

/* Su Yansıması */
.water-reflection {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 55%;
    background: linear-gradient(to bottom, rgba(10, 14, 26, 0.2) 0%, rgba(26, 31, 58, 0.4) 25%, rgba(13, 21, 37, 0.6) 50%, rgba(10, 14, 26, 0.8) 100%);
    z-index: 0;
    transform: scaleY(-1);
    transform-origin: bottom;
    opacity: 0.5;
    animation: waterRipple 8s ease-in-out infinite;
}

.water-reflection::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.02) 50%, transparent 100%),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 3px,
            rgba(255, 255, 255, 0.015) 3px,
            rgba(255, 255, 255, 0.015) 6px
        );
    animation: waterFlow 12s linear infinite;
    opacity: 0.6;
}

.water-reflection::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 26, 0.3) 100%);
}

@keyframes waterRipple {
    0%, 100% {
        transform: scaleY(-1) translateY(0) scaleX(1);
    }
    50% {
        transform: scaleY(-1) translateY(-3px) scaleX(1.01);
    }
}

@keyframes waterFlow {
    0% {
        background-position: 0% 0%, 0% 0%;
    }
    100% {
        background-position: 100% 0%, 0% 200%;
    }
}

.container {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 2rem;
    width: 100%;
    max-width: 800px;
}

.content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 4rem 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 8px 32px 0 rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 4.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInDown 1s ease-out;
}

.coming-soon {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.subtitle {
    font-size: 1rem;
    font-weight: 400;
    opacity: 0.8;
    margin-top: 1rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.app-store-info {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 1s ease-out 0.9s both;
}

.app-store-info p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.95);
}

.app-store-link {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    padding: 0.875rem 1.75rem;
    border-radius: 12px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-top: 0.5rem;
}

.app-store-link:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.app-store-link:active {
    transform: translateY(0);
}

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

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

/* Footer Stilleri */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 20;
    background: rgba(10, 14, 26, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem;
}

.footer-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: rgba(255, 255, 255, 1);
}

body.home-page {
    padding-bottom: 70px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo {
        font-size: 3rem;
    }
    
    .coming-soon {
        font-size: 1.2rem;
        letter-spacing: 0.2em;
    }
    
    .content {
        padding: 3rem 1.5rem;
        border-radius: 20px;
    }
    
    .footer {
        padding: 1rem;
    }
    
    .footer-nav {
        gap: 1.5rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 2.5rem;
    }
    
    .coming-soon {
        font-size: 1rem;
        letter-spacing: 0.15em;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    .footer-nav {
        flex-direction: column;
        gap: 0.75rem;
    }
}