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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #f5f5f7;
    background: #000;
}

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

/* Header */
.hero {
    background: radial-gradient(circle at center, #1a2a40 0%, #000000 100%);
    color: white;
    padding: 80px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* PhotoDome Icon */
.photodome-icon {
    position: relative;
    width: 280px;
    height: 280px;
    margin: 0 auto 20px;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
}

/* Shared image layer style */
.layer {
    position: absolute;
    object-fit: contain;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.dome {
    z-index: 1;
}

.arc {
    width: 110%;
    height: auto;
    top: -5%;
    left: -5%;
    z-index: 2;
}

.text {
    width: 150%;
    height: auto;
    top: 35%;
    left: -25%;
    z-index: 5;
}

.tagline {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.5px;
    opacity: 0.9;
    font-style: italic;
    transition: opacity 0.5s ease;
    min-height: 1.5em;
    text-align: center;
    width: 100%;
    background: linear-gradient(90deg, #fff, #8fa3c8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text h2 {
    font-size: 3.5rem;
    margin-bottom: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.version-info {
    margin: 20px 0;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    display: inline-block;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.current-version {
    font-size: 0.95rem;
    opacity: 0.9;
    margin: 0;
}

.whats-new-link {
    color: #60a5fa;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

.whats-new-link:hover {
    color: #93c5fd;
    text-decoration: underline;
}

.hero-text p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    color: #9ca3af;
    font-weight: 300;
}

/* Demo Video */
.demo-video {
    background: #000;
    color: white;
    padding: 100px 0;
    position: relative;
}

.demo-video::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.demo-video h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    font-weight: 600;
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Features */
.features {
    background: #050505;
    padding: 100px 0;
}

.features h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 60px;
    background: linear-gradient(135deg, #fff 0%, #aaa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* Glassmorphism Cards */
.feature-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 24px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border-color: rgba(255, 255, 255, 0.1);
}

.feature h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #60a5fa;
    font-weight: 600;
}

.feature p {
    color: #9ca3af;
    line-height: 1.6;
}

/* Screenshots */
.screenshots {
    background: #000;
    padding: 100px 0;
}

.screenshots h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: white;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.screenshot-placeholder {
    text-align: center;
    background: rgba(255,255,255,0.02);
    padding: 20px;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s ease;
}

.screenshot-placeholder:hover {
     transform: scale(1.02);
     background: rgba(255,255,255,0.04);
}

.screenshot-placeholder img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 15px;
    display: block;
}

.screenshot-placeholder p {
    font-size: 1rem;
    color: #d1d5db;
    font-weight: 500;
}

/* Highlights */
.highlights {
    background: #050505;
    padding: 100px 0;
}

.highlights h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: white;
}

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

.highlight h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #a78bfa; /* Light purple accent */
}

/* Download */
.download {
    background: linear-gradient(180deg, #000 0%, #111827 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
}

.download::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.download h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.download p {
    font-size: 1.4rem;
    margin-bottom: 50px;
    color: #9ca3af;
}

.app-store-button {
    display: inline-block;
    transition: transform 0.3s ease, filter 0.3s ease;
}

.app-store-button:hover {
    transform: translateY(-3px);
    filter: brightness(1.2);
}

.app-store-button img {
    height: 60px;
}

/* Support */
.support {
    background: #000;
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.support h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: white;
}

.support p {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.support a {
    color: #60a5fa;
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.2s;
}

.support a:hover {
    color: #93c5fd;
    text-decoration: underline;
}

/* Footer */
footer {
    background: #000;
    color: #4b5563;
    padding: 40px 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .photodome-icon {
        width: 220px;
        height: 220px;
    }
    
    .hero-text h2 {
        font-size: 2.5rem;
    }
    
    .features-grid,
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .highlights-grid {
        grid-template-columns: 1fr;
    }
    
    .video-wrapper {
        margin: 0 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }
    
    .photodome-icon {
        width: 180px;
        height: 180px;
    }
    
    .hero-text h2 {
        font-size: 2rem;
    }
    
    .features h2,
    .screenshots h2,
    .highlights h2,
    .download h2 {
        font-size: 2rem;
    }
}