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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #2d3748;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* Header */
.header {
    text-align: center;
    padding: 0.75rem 0 0.25rem 0;
    flex-shrink: 0;
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.tagline {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

/* Main Content */
.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0.25rem 0;
    min-height: 0;
}

.video-section {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
}

.main-video {
    width: 100%;
    max-width: 900px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    border: 3px solid rgba(255,255,255,0.2);
    background: #000;
    display: block;
    margin: 0 auto;
}

.hero {
    text-align: center;
    margin-bottom: 4rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 600;
    color: white;
    margin-bottom: 1.5rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.hero-description {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.8;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section {
    margin-top: 2rem;
}

.cta-button {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    margin-bottom: 1rem;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.coming-soon {
    color: rgba(255, 255, 255, 0.8);
    font-style: italic;
    margin-top: 1rem;
}

/* Features */
.features {
    margin-bottom: 3rem;
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: white;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.feature-card p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* Video Placeholder */
.video-placeholder {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 4rem 2rem;
    margin: 1rem 0;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    width: 100%;
    max-width: 800px;
}

.placeholder-content {
    max-width: 600px;
    margin: 0 auto;
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.placeholder-content h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 1rem;
}

.placeholder-content p {
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.upload-instruction {
    background: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1.5rem;
}

.upload-instruction code {
    display: block;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    color: #2d3748;
    background: transparent;
    word-break: break-all;
}

/* Footer */
.footer {
    padding: 0.25rem 0 0.75rem 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
}

.footer-content {
    color: white;
}

.footer-content p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.status {
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .header {
        padding: 0.5rem 0 0.25rem 0;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .main {
        padding: 0.25rem 0;
    }
    
    .main-video {
        border-radius: 15px;
        max-width: 100%;
    }
    
    .video-placeholder {
        padding: 2rem 1rem;
        border-radius: 15px;
        margin: 0.5rem 0;
    }
    
    .placeholder-icon {
        font-size: 3rem;
    }
    
    .placeholder-content h2 {
        font-size: 1.5rem;
    }
    
    .upload-instruction code {
        font-size: 0.8rem;
    }
    
    .footer {
        padding: 0.25rem 0 0.5rem 0;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 0.5rem 0 0.25rem 0;
    }
    
    .logo h1 {
        font-size: 1.8rem;
    }
    
    .placeholder-content h2 {
        font-size: 1.3rem;
    }
    
    .placeholder-content p {
        font-size: 1rem;
    }
    
    .main-video {
        border-radius: 12px;
    }
    
    .footer {
        padding: 0.25rem 0 0.5rem 0;
    }
}