/* Reset & Base Styles - Pure Black Glassmorphism Optimized */
:root {
    --primary-color: #8ab4f8;
    --primary-dark: #aecbfa;
    --text-color: #f8f9fa; /* Pure white text for better contrast on black */
    --text-light: #9aa0a6;
    --bg-color: #000000; /* Pure black background */
    --glass-bg: rgba(255, 255, 255, 0.05); /* Transparent glass effect */
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-highlight: rgba(255, 255, 255, 0.15); /* Hover effect */
    --gradient-start: #8ab4f8;
    --gradient-end: #81c995;
    --font-stack: 'Google Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

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

body {
    font-family: var(--font-stack);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(66, 133, 244, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(52, 168, 83, 0.08), transparent 25%); /* Subtle background glows */
    background-attachment: fixed;
}

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

ul {
    list-style: none;
}

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #000000; /* Black text on light button */
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 0 20px rgba(138, 180, 248, 0.3); /* Glowing effect */
}

.btn-outline {
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    margin-left: 10px;
    background: rgba(138, 180, 248, 0.05);
    backdrop-filter: blur(5px);
}

.btn-outline:hover {
    background-color: rgba(138, 180, 248, 0.15);
    box-shadow: 0 0 15px rgba(138, 180, 248, 0.2);
}

/* Header */
.site-header {
    height: 64px;
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    background: rgba(0, 0, 0, 0.7); /* More transparent black */
    backdrop-filter: blur(20px);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.site-header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-color);
    letter-spacing: -0.5px;
}

.logo span {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-light);
    font-size: 14px;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(138, 180, 248, 0.4);
}

/* Hero Section */
.hero {
    padding: 120px 0 100px;
    text-align: center;
    /* Removed solid radial gradient, using body background for transparency feel */
    position: relative;
    overflow: hidden;
}

.badge-new {
    background-color: rgba(138, 180, 248, 0.1);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 24px;
    display: inline-block;
    border: 1px solid rgba(138, 180, 248, 0.3);
    backdrop-filter: blur(5px);
}

.hero h1 {
    font-size: 64px;
    line-height: 1.1;
    margin-bottom: 24px;
    font-weight: 700;
}

.hero h1 span {
    background: linear-gradient(90deg, #8ab4f8, #f28b82, #fdd663, #81c995);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 20px rgba(138, 180, 248, 0.2)); /* Glowing text */
}

.hero-desc {
    font-size: 20px;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 48px;
}

/* Section Common */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header h2 {
    font-size: 36px;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-light);
    font-size: 18px;
}

/* Glassmorphism Card Style - Reused */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: var(--glass-highlight);
    border-color: rgba(138, 180, 248, 0.4);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
    transform: translateY(-5px);
}

/* Overview Cards */
.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.overview-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s;
}

.overview-card:hover {
    background: var(--glass-highlight);
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(138, 180, 248, 0.1);
}

.overview-card h3 {
    margin-bottom: 16px;
    color: var(--primary-color);
}

/* Models Section */
.section-models {
    background-color: transparent; /* Remove solid background */
}

.models-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.model-card {
    background: rgba(255, 255, 255, 0.03); /* Slightly darker glass */
    backdrop-filter: blur(12px);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.card-header h3 {
    font-size: 28px;
}

.tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-color);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.flash .tag {
    background: rgba(253, 214, 99, 0.15);
    color: #fdd663;
    border-color: rgba(253, 214, 99, 0.3);
}

.pro .tag {
    background: rgba(138, 180, 248, 0.15);
    color: #8ab4f8;
    border-color: rgba(138, 180, 248, 0.3);
}

.model-desc {
    font-size: 18px;
    margin-bottom: 24px;
}

.model-card ul li {
    margin-bottom: 12px;
    color: var(--text-light);
    font-size: 15px;
}

/* Features (Alternating) */
.feature-row {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-bottom: 80px;
}

.feature-row.reverse {
    flex-direction: row-reverse;
}

.feature-text {
    flex: 1;
}

.feature-text h3 {
    font-size: 32px;
    margin-bottom: 24px;
}

.feature-text p {
    color: var(--text-light);
    margin-bottom: 16px;
    font-size: 18px;
}

.feature-visual {
    flex: 1;
    height: 300px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
}

.visual-placeholder {
    color: #5f6368;
    font-weight: 500;
}

/* New Section: Applications */
.section-applications {
    background-color: transparent;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.app-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--glass-border);
    transition: all 0.3s;
}

.app-card:hover {
    border-color: var(--primary-color);
    background: var(--glass-highlight);
    transform: translateY(-5px);
}

.app-icon {
    font-size: 48px;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.2));
}

.app-card h3 {
    margin-bottom: 16px;
    font-size: 20px;
}

/* New Section: Developers */
.section-developers {
    background-color: transparent;
}

.dev-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.code-block-wrapper {
    flex: 1;
    background: rgba(0, 0, 0, 0.6); /* Darker for code readability */
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 20px;
    font-family: 'Fira Code', monospace;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    border: 1px solid var(--glass-border);
}

.code-header {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    align-items: center;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.lang {
    margin-left: auto;
    color: #888;
    font-size: 12px;
}

pre {
    color: #d4d4d4;
    overflow-x: auto;
    font-size: 14px;
}

.dev-text {
    flex: 1;
}

.dev-text h3 {
    margin-bottom: 20px;
    font-size: 28px;
}

.dev-text p {
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 18px;
}

/* Benchmark Table */
.benchmark-table-wrapper {
    overflow-x: auto;
}

.benchmark-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: none;
    border: 1px solid var(--glass-border);
}

.benchmark-table th, .benchmark-table td {
    padding: 20px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-color);
}

.benchmark-table th {
    background-color: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    color: #e8eaed;
}

.benchmark-table .highlight {
    color: var(--primary-color);
    font-weight: 700;
    text-shadow: 0 0 10px rgba(138, 180, 248, 0.3);
}

.benchmark-note {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 16px;
    font-style: italic;
}

/* New Section: Testimonials */
.section-testimonials {
    background-color: transparent;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    position: relative;
    transition: all 0.3s;
}

.testimonial-card:hover {
    background: var(--glass-highlight);
    border-color: rgba(255, 255, 255, 0.2);
}

.quote {
    font-style: italic;
    color: var(--text-color);
    font-size: 16px;
    margin-bottom: 24px;
    line-height: 1.8;
}

.author {
    display: flex;
    flex-direction: column;
}

.author .name {
    font-weight: 600;
    color: var(--primary-color);
}

.author .role {
    font-size: 12px;
    color: var(--text-light);
}

/* FAQ */
.section-faq {
    background-color: transparent;
}

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

.faq-item {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    padding: 32px;
    border-radius: 12px;
    margin-bottom: 24px;
    box-shadow: none;
    border: 1px solid var(--glass-border);
    transition: all 0.3s;
}

.faq-item:hover {
    background: var(--glass-highlight);
    border-color: rgba(255, 255, 255, 0.2);
}

.faq-item h3 {
    margin-bottom: 12px;
    font-size: 20px;
}

.faq-item p {
    color: var(--text-light);
}

/* Footer */
.site-footer {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    color: #e8eaed;
    padding: 64px 0 32px;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-col h4 {
    color: var(--text-color);
    font-size: 16px;
    margin-bottom: 24px;
    font-weight: 600;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-light);
    font-size: 14px;
}

.footer-col ul li a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(138, 180, 248, 0.3);
}

.footer-logo {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
}

.copyright {
    text-align: center;
    font-size: 13px;
    opacity: 0.6;
    border-top: 1px solid var(--glass-border);
    padding-top: 32px;
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
    .dev-content {
        flex-direction: column-reverse;
        gap: 32px;
    }
    
    .code-block-wrapper {
        width: 100%;
        overflow-x: auto;
    }

    .hero h1 {
        font-size: 42px;
    }
    
    .nav-links {
        display: none;
    }

    .feature-row, .feature-row.reverse {
        flex-direction: column;
        gap: 32px;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
}