:root {
    --primary: #FF8C00;
    --primary-hover: #E67E00;
    --dark: #1A1A1A;
    --light: #F9F9F9;
    --white: #FFFFFF;
    --text: #333333;
    --text-muted: #666666;
    --container-width: 1100px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.bg-light {
    background-color: var(--light);
}

/* Header & Nav */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -1px;
}

.highlight {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

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

.btn-primary {
    background-color: var(--primary);
    color: var(--white) !important;
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 20px;
    min-height: calc(100vh - 80px);
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--dark);
    font-weight: 900;
}

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

.hero-btns {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn-main {
    background-color: var(--primary);
    color: var(--white);
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
}

.btn-secondary {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
}

.hero-badges {
    display: flex;
    gap: 20px;
    color: var(--text-muted);
    font-weight: 600;
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.orb {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--primary) 0%, rgba(255, 140, 0, 0.1) 70%);
    border-radius: 50%;
    filter: blur(40px);
    animation: pulse 5s infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.1); opacity: 0.8; }
}

/* Sections */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    font-weight: 800;
    color: var(--dark);
}

.features, .download, .faq {
    padding: 100px 0;
}

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

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

/* Download Section */
.download-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

.dl-card {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid #eee;
}

.dl-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.btn-dl {
    display: inline-block;
    margin-top: 20px;
    background: var(--dark);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 10px;
    font-weight: 600;
}

.btn-dl:hover {
    background: var(--primary);
}

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

.faq-item {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.faq-item h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
    color: var(--primary);
}

/* SEO Content */
.seo-content {
    padding: 80px 0;
    border-top: 1px solid #eee;
}

.seo-content article {
    max-width: 900px;
    margin: 0 auto;
}

.seo-content h2 {
    margin-bottom: 20px;
}

.seo-content p {
    margin-bottom: 15px;
    color: var(--text-muted);
}

.seo-content ul {
    margin-bottom: 20px;
    padding-left: 20px;
}

.seo-content li {
    margin-bottom: 10px;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-info p {
    margin-bottom: 10px;
    color: #999;
}

.footer-info a {
    color: var(--primary);
}

.footer-links a {
    margin-left: 20px;
    color: #999;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero { flex-direction: column; text-align: center; padding: 60px 20px; }
    .hero h1 { font-size: 2.5rem; }
    .hero-btns { justify-content: center; flex-direction: column; }
    .hero-visual { display: none; }
    .footer-content { flex-direction: column; text-align: center; gap: 30px; }
}