/* Core Design System */
:root {
    --bg-dark: #070708;
    --bg-card: rgba(22, 22, 26, 0.65);
    --primary: #ff7b00;
    --primary-glow: rgba(255, 123, 0, 0.4);
    --secondary: #00d2ff;
    --secondary-glow: rgba(0, 210, 255, 0.3);
    --text-main: #f5f5f7;
    --text-muted: #86868b;
    --border-color: rgba(255, 255, 255, 0.08);
    --font-header: 'Righteous', cursive;
    --font-body: 'Inter', -apple-system, sans-serif;
    --nav-height: 80px;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
    border-bottom: 1px solid var(--border-color);
}

.navbar .logo {
    font-family: var(--font-header);
    font-size: 2rem;
    color: var(--primary);
    text-shadow: 0 0 15px var(--primary-glow);
    letter-spacing: 1px;
}

.navbar .nav-links a {
    color: var(--text-main);
    text-decoration: none;
    margin-left: 32px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.navbar .nav-links a:hover {
    color: var(--secondary);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: calc(90vh - var(--nav-height));
    display: flex;
    align-items: center;
    padding: 60px 0;
    overflow: hidden;
}

.hero-bg-overlay {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,123,0,0.12) 0%, rgba(0,210,255,0.03) 50%, rgba(0,0,0,0) 100%);
    z-index: 0;
    pointer-events: none;
    filter: blur(80px);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 750px;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255, 123, 0, 0.15);
    border: 1px solid var(--primary);
    color: var(--primary);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 24px;
    text-shadow: 0 0 10px var(--primary-glow);
}

.hero h1 {
    font-family: var(--font-header);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 40%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 1rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary);
    color: #000;
    box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-primary span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
    opacity: 0.8;
}

.btn-primary strong {
    font-size: 1.15rem;
    font-weight: 700;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px var(--primary-glow);
    background-color: #ff8c1a;
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

/* Features Section */
.features-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
}

.section-title {
    font-family: var(--font-header);
    font-size: 2.75rem;
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    color: var(--text-muted);
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 30px;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
    box-shadow: 0 12px 30px var(--secondary-glow);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.35rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Screenshots Gallery */
.screenshots-section {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(22, 22, 26, 0.4) 50%, var(--bg-dark) 100%);
    border-top: 1px solid var(--border-color);
}

.screenshots-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.screenshot-container {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 10px;
    text-align: center;
    transition: all 0.3s ease;
}

.screenshot-container:hover {
    transform: scale(1.03);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(255, 123, 0, 0.2);
}

.screenshot-container img {
    width: 100%;
    border-radius: 8px;
    display: block;
    object-fit: cover;
}

.screenshot-container .caption {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 12px;
    font-weight: 500;
}

/* Support & Privacy Section */
.support-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background-color: rgba(22, 22, 26, 0.2);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 80px;
}

.support-info h2, .privacy-info h2 {
    font-family: var(--font-header);
    font-size: 2.25rem;
    margin-bottom: 20px;
    color: var(--text-main);
}

.support-info p, .privacy-info p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 24px;
}

.support-email {
    display: inline-block;
    color: var(--secondary);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
    margin-bottom: 30px;
}

.support-email:hover {
    border-bottom-color: var(--secondary);
    text-shadow: 0 0 10px var(--secondary-glow);
}

.note {
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid var(--primary);
    padding: 16px 20px;
    border-radius: 0 8px 8px 0;
}

.note p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.privacy-info ul {
    list-style: none;
}

.privacy-info ul li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 16px;
    color: var(--text-muted);
    font-size: 1rem;
}

.privacy-info ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.75rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}