/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-gradient: linear-gradient(135deg, #C41230 0%, #8B0000 100%);
    --secondary-gradient: linear-gradient(135deg, #DC143C 0%, #C41230 100%);
    --dark-bg: #0d0d0d;
    --darker-bg: #050505;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --accent-red: #C41230;
    --accent-dark-red: #8B0000;
    --code-bg: rgba(0, 0, 0, 0.3);
    --success: #10b981;
    --warning: #f59e0b;
}

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

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--card-border);
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-brand .logo {
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.nav-brand .logo:hover {
    transform: scale(1.1);
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

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

.btn-github {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.5rem;
    color: var(--text-primary) !important;
    transition: all 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(196, 18, 48, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 0, 0, 0.15) 0%, transparent 50%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s ease;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.6s ease 0.1s backwards;
}

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

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    animation: fadeInUp 0.6s ease 0.2s backwards;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    animation: fadeInUp 0.6s ease 0.3s backwards;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: inline-block;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(196, 18, 48, 0.4);
}

.btn-secondary {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background: var(--card-border);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.code-preview {
    max-width: 600px;
    margin: 0 auto;
    background: var(--code-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    overflow: hidden;
    animation: fadeInUp 0.6s ease 0.4s backwards;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--card-border);
}

.code-dots {
    display: flex;
    gap: 0.5rem;
}

.code-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-secondary);
    opacity: 0.3;
}

.code-dots span:nth-child(1) { background: #ff5f56; }
.code-dots span:nth-child(2) { background: #ffbd2e; }
.code-dots span:nth-child(3) { background: #27c93f; }

.code-title {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace;
}

.copy-btn {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: 'Inter', sans-serif;
}

.copy-btn:hover {
    background: var(--accent-red);
    color: white;
    border-color: transparent;
}

.code-preview pre {
    padding: 1.5rem;
    overflow-x: auto;
}

.code-preview code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.prompt {
    color: var(--accent-red);
    font-weight: 600;
}

.string {
    color: #7dd3fc;
}

.output {
    color: var(--success);
}

.keyword {
    color: #f472b6;
}

.comment {
    color: var(--text-secondary);
    font-style: italic;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

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

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-red);
    box-shadow: 0 10px 40px rgba(196, 18, 48, 0.2);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-gradient);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Versions Section */
.versions {
    padding: 6rem 0;
}

.versions-table {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: rgba(0, 0, 0, 0.2);
}

th {
    padding: 1rem 1.5rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

td {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--card-border);
}

.arch-badge {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: var(--code-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

.status-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.legacy {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Installation Section */
.installation {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.installation-steps {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.step::after {
    content: '';
    position: absolute;
    left: 31px;
    top: 70px;
    bottom: -3rem;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-red), transparent);
}

.step:last-child::after {
    display: none;
}

.step-number {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: var(--primary-gradient);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.step-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.code-block {
    background: var(--code-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.75rem;
    overflow: hidden;
    margin-top: 1rem;
}

.code-block pre {
    padding: 1.5rem;
    overflow-x: auto;
}

.code-block code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.7;
}

/* Usage Section */
.usage {
    padding: 6rem 0;
}

.usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
}

.usage-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    padding: 2rem;
    transition: all 0.3s ease;
}

.usage-card:hover {
    border-color: var(--accent-red);
    transform: translateY(-3px);
}

.usage-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.usage-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Documentation Section */
.documentation {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.doc-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    display: block;
}

.doc-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-red);
    box-shadow: 0 10px 40px rgba(196, 18, 48, 0.2);
}

.doc-icon {
    width: 56px;
    height: 56px;
    background: var(--primary-gradient);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

.doc-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.doc-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Support Section */
.support {
    padding: 6rem 0;
    background: var(--darker-bg);
}

.support-content {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.support-text h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.support-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.support-options {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.support-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.support-card:hover {
    transform: translateX(10px);
    border-color: var(--accent-red);
    box-shadow: 0 10px 40px rgba(196, 18, 48, 0.2);
}

.support-card.ko-fi:hover {
    border-color: #ff5e5b;
}

.support-card.github-sponsor:hover {
    border-color: #ea4aaa;
}

.support-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-gradient);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.support-card.ko-fi .support-icon {
    background: linear-gradient(135deg, #ff5e5b 0%, #ff9066 100%);
}

.support-card.github-sponsor .support-icon {
    background: linear-gradient(135deg, #ea4aaa 0%, #f06595 100%);
}

.support-icon svg {
    color: white;
}

.support-info h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.support-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background:
        linear-gradient(135deg, rgba(196, 18, 48, 0.1) 0%, rgba(139, 0, 0, 0.1) 100%),
        var(--dark-bg);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--darker-bg);
    border-top: 1px solid var(--card-border);
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--card-border);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-brand .logo {
    border-radius: 6px;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.footer-bottom a {
    color: var(--accent-red);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
        font-size: 0.875rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

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

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

    .step {
        flex-direction: column;
    }

    .step::after {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    table {
        font-size: 0.875rem;
    }

    th, td {
        padding: 0.75rem 1rem;
    }

    .support-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .nav-links a:not(.btn-github) {
        display: none;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--accent-red);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--darker-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-red);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-dark-red);
}