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

:root {
    --primary: #4285f4;
    --primary-dark: #1967d2;
    --secondary: #34a853;
    --accent: #ea4335;
    --purple: #a142f4;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: #0f1014;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #6b7280;
    --border: rgba(255, 255, 255, 0.05);
    --border-hover: rgba(255, 255, 255, 0.1);
    --gradient: linear-gradient(135deg, #ffffff 0%, #a0a0a0 100%);
    --gradient-hover: linear-gradient(135deg, #e0e0e0 0%, #909090 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-darker);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0f1014;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 600;
}

.logo-icon {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

.logo-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

.btn-primary {
    background: white;
    color: black;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background: #e0e0e0;
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-secondary:hover {
    border-color: var(--border-hover);
    background: rgba(255, 255, 255, 0.05);
}

.btn-large {
    padding: 14px 32px;
    font-size: 16px;
}

.hero {
    padding: 120px 0 60px;
    background: radial-gradient(circle at center, rgba(66, 133, 244, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

.code-window {
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.window-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
}

.window-dots {
    display: flex;
    gap: 6px;
}

.window-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
}

.window-dots span:nth-child(1) {
    background: #ff5f56;
}

.window-dots span:nth-child(2) {
    background: #ffbd2e;
}

.window-dots span:nth-child(3) {
    background: #27c93f;
}

.window-title {
    font-size: 13px;
    color: var(--text-secondary);
}

.code-content {
    padding: 20px;
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
    line-height: 1.8;
}

.code-keyword {
    color: #c678dd;
}

.code-class {
    color: #e5c07b;
}

.code-function {
    color: #61afef;
}

.code-param {
    color: #d19a66;
}

.code-comment {
    color: #5c6370;
    font-style: italic;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.features {
    padding: 80px 0;
    border-top: 1px solid var(--border);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    background: rgba(15, 16, 20, 0.5);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.feature-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.capabilities {
    padding: 80px 0;
    background: var(--bg-dark);
}

.capabilities-list {
    max-width: 900px;
    margin: 0 auto;
}

.capability-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 24px;
    padding: 28px 0;
    border-bottom: 1px solid var(--border);
}

.capability-item:last-child {
    border-bottom: none;
}

.capability-number {
    font-size: 32px;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.capability-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.capability-content p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.models {
    padding: 80px 0;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.model-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    position: relative;
    transition: all 0.3s;
}

.model-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.model-card.featured {
    border-color: var(--border-hover);
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.03), rgba(161, 66, 244, 0.03));
}

.model-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: white;
    color: black;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.model-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.model-provider {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.model-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.model-features {
    list-style: none;
}

.model-features li {
    font-size: 14px;
    color: var(--text-secondary);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.model-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.comparison {
    padding: 80px 0;
    background: var(--bg-dark);
}

.comparison-table {
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

.comparison-header,
.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 16px;
}

.comparison-header {
    background: rgba(255, 255, 255, 0.03);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.comparison-row {
    border-bottom: 1px solid var(--border);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-cell {
    padding: 16px 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.comparison-cell:first-child {
    justify-content: flex-start;
    font-weight: 500;
}

.check {
    color: var(--secondary);
    font-size: 18px;
}

.cross {
    color: var(--accent);
    font-size: 18px;
}

.partial {
    color: #ffbd2e;
    font-size: 18px;
}

.download {
    padding: 80px 0;
}

.download-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.download-platforms {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin: 40px 0;
}

.platform-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
}

.platform-btn:hover {
    border-color: var(--border-hover);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-4px);
}

.platform-btn svg {
    width: 32px;
    height: 32px;
}

.download-info {
    margin-top: 32px;
    font-size: 13px;
    color: var(--text-muted);
}

.download-info p {
    margin: 4px 0;
}

.faq {
    padding: 80px 0;
    background: var(--bg-dark);
}

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

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    margin-bottom: 16px;
}

.faq-question {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.faq-answer {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border);
    padding: 60px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2.5fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.footer-logo .logo-icon {
    width: 24px;
    height: 24px;
}

.footer-tagline {
    font-size: 14px;
    color: var(--text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-column a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    color: var(--text-muted);
    transition: color 0.2s;
}

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

.footer-social svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 968px) {
    .nav-menu {
        display: none;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 40px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .models-grid {
        grid-template-columns: 1fr;
    }

    .comparison-table {
        overflow-x: auto;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .capability-item {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .download-platforms {
        flex-direction: column;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}