/* Modern Design System */
:root {
    --bg-color: #050505;
    --text-color: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-primary: #3b82f6;
    /* Modern Blue */
    --accent-secondary: #8b5cf6;
    /* Modern Purple */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --card-hover: rgba(255, 255, 255, 0.08);
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-main);
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 6rem 2rem 4rem;
    position: relative;
    z-index: 1;
}

.icon {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    margin-bottom: 2rem;
//    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.icon:hover {
    transform: scale(1.05) rotate(5deg);
}

.title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

/* Buttons */
.buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.button {
    padding: 1rem 2.5rem;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    min-width: 200px;
    position: relative;
    overflow: hidden;
}

.button.primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 35px rgba(59, 130, 246, 0.4);
}

.button.secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.button.secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

/* Content Sections */
.content-section {
    margin: 4rem 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: 24px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--card-hover);
    border-color: rgba(255, 255, 255, 0.15);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: white;
}

.feature-card p {
    color: var(--text-secondary);
}

/* FAQ */
.faq-content {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background: var(--card-hover);
}

.faq-question {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: white;
}

.faq-answer {
    color: var(--text-secondary);
}

/* Installation Guide */
.guide-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.guide-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--accent-primary);
}

.guide-content h3:first-child {
    margin-top: 0;
}

.guide-content ol {
    padding-left: 1.5rem;
    color: var(--text-secondary);
}

.guide-content li {
    margin-bottom: 0.75rem;
}

/* Socials */
.social-container {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 3rem;
}

.social-button {
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    text-decoration: none;
    color: var(--text-secondary);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.social-button:hover {
    background: var(--card-hover);
    color: white;
    transform: translateY(-2px);
}

.yt-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--glass-border);
    margin-top: 4rem;
}

/* Popup */
.overlay1 {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 9999;
    visibility: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.overlay1:target {
    visibility: visible;
    opacity: 1;
}

.popup {
    background: #111;
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 24px;
    width: 90%;
    max-width: 400px;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.overlay1:target .popup {
    transform: scale(1);
}

.popup h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.popup .close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.5rem;
    line-height: 1;
    transition: color 0.2s;
}

.popup .close:hover {
    color: white;
}

.popup .button1 {
    display: block;
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: white;
    text-decoration: none;
    text-align: center;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.2s;
}

.popup .button1:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .title {
        font-size: 2.5rem;
    }

    .buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .button {
        width: 100%;
    }

    .container {
        padding: 1.5rem;
    }
}