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

:root {
    --phosphor: #33FF00;
    --phosphor-dim: #1f9a00;
    --amber: #FFB000;
    --black: #000000;
    --near-black: #0a0a0a;
    --dark-bg: #111111;
    --card-bg: #181818;
    --border: #2a2a2a;
    --text: #e8e8e8;
    --text-dim: #b0b0b0;
    --text-muted: #777777;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--black);
}

a { color: var(--phosphor); }

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.logo {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--phosphor);
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
    letter-spacing: 0.02em;
    text-shadow: 0 0 8px rgba(51, 255, 0, 0.4);
}

.nav-links {
    display: flex;
    gap: 1.75rem;
    align-items: center;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    opacity: 0.85;
    transition: opacity 0.2s, color 0.2s;
    font-size: 0.95rem;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--phosphor);
}

/* Hero */
.hero {
    background: var(--black);
    background-image:
        radial-gradient(ellipse at center top, rgba(51, 255, 0, 0.06) 0%, transparent 60%),
        repeating-linear-gradient(
            0deg,
            rgba(51, 255, 0, 0.02) 0px,
            rgba(51, 255, 0, 0.02) 1px,
            transparent 1px,
            transparent 3px
        );
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text);
    padding: 6rem 2rem 4rem;
}

.hero-content {
    max-width: 900px;
}

.hero-image {
    width: auto;
    max-width: 100%;
    height: auto;
    margin-bottom: 2.5rem;
    display: block;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid var(--border);
    box-shadow: 0 0 60px rgba(51, 255, 0, 0.15);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 0.75rem;
    color: var(--phosphor);
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
    letter-spacing: 0.02em;
    text-shadow: 0 0 14px rgba(51, 255, 0, 0.5);
}

.tagline {
    font-size: 1.4rem;
    color: var(--text);
    margin-bottom: 1.25rem;
}

.subtitle {
    font-size: 1.05rem;
    color: var(--text-dim);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.cta-row {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.cta-button {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
    border: 1px solid var(--phosphor);
}

.cta-button.primary {
    background: var(--phosphor);
    color: var(--black);
}

.cta-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 24px rgba(51, 255, 0, 0.5);
}

.cta-button.secondary {
    background: transparent;
    color: var(--phosphor);
}

.cta-button.secondary:hover {
    background: rgba(51, 255, 0, 0.1);
    transform: translateY(-2px);
}

.meta {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
}

/* Section base */
main section {
    padding: 5rem 2rem;
}

main h2 {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 3rem;
    color: var(--phosphor);
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
    letter-spacing: 0.02em;
}

/* Features */
.features {
    background: var(--near-black);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature {
    background: var(--card-bg);
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border);
    transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.feature:hover {
    border-color: var(--phosphor);
    transform: translateY(-3px);
    box-shadow: 0 0 24px rgba(51, 255, 0, 0.12);
}

.feature-icon {
    font-size: 2.75rem;
    margin-bottom: 1rem;
}

.feature h3 {
    color: var(--phosphor);
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
}

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

/* How it works */
.how-it-works {
    background: var(--black);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.step {
    background: var(--card-bg);
    padding: 2rem;
    border: 1px solid var(--border);
    position: relative;
}

.step-num {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
    color: var(--phosphor);
    opacity: 0.5;
    font-size: 1.5rem;
}

.step h3 {
    color: var(--phosphor);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.step p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

/* Gallery */
.gallery {
    background: var(--near-black);
    text-align: center;
}

.gallery-intro {
    color: var(--text-dim);
    max-width: 720px;
    margin: -1.5rem auto 2.5rem;
    font-size: 1rem;
}

.gallery-source {
    max-width: 320px;
    margin: 0 auto 1rem;
}

.gallery-source img {
    width: 100%;
    height: auto;
    display: block;
}

.gallery-source figcaption,
.gallery-grid figcaption {
    color: var(--phosphor);
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
    font-size: 0.85rem;
    margin-top: 0.65rem;
    letter-spacing: 0.02em;
}

.gallery-divider {
    color: var(--phosphor);
    font-size: 1.75rem;
    margin: 1.25rem 0 2rem;
    opacity: 0.6;
    text-shadow: 0 0 10px rgba(51, 255, 0, 0.4);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-grid figure {
    margin: 0;
}

.gallery-grid img {
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid var(--border);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.gallery-grid figure:hover img {
    border-color: var(--phosphor);
    box-shadow: 0 0 24px rgba(51, 255, 0, 0.18);
}

/* Requirements */
.requirements {
    background: var(--near-black);
    text-align: center;
}

.requirements ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.requirements li {
    background: var(--card-bg);
    padding: 1rem 1.75rem;
    border: 1px solid var(--border);
    color: var(--text);
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
    font-size: 0.95rem;
}

/* Info section (Support) */
.info-section {
    background: var(--black);
}

.sources {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.source {
    background: var(--card-bg);
    padding: 1.75rem;
    border: 1px solid var(--border);
}

.source h3 {
    color: var(--phosphor);
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}

.source p {
    color: var(--text-dim);
    font-size: 0.95rem;
}

.source a {
    color: var(--phosphor);
    text-decoration: none;
}

.source a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background: var(--near-black);
    color: var(--text);
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
    margin: 0 0.85rem;
    opacity: 0.7;
    font-size: 0.9rem;
    transition: opacity 0.2s, color 0.2s;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--phosphor);
}

footer p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 1rem;
}

.disclaimer {
    font-size: 0.8rem;
    opacity: 0.7;
    max-width: 600px;
    margin: 1rem auto 0;
}

/* Legal Pages */
.legal-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 2rem;
    color: var(--text);
}

.legal-page h1 {
    color: var(--phosphor);
    margin-bottom: 2rem;
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
}

.legal-page h2 {
    color: var(--phosphor);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.legal-page p, .legal-page ul {
    margin-bottom: 1rem;
    color: var(--text-dim);
}

.legal-page ul {
    padding-left: 2rem;
}

.legal-page a {
    color: var(--phosphor);
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--phosphor);
    text-decoration: none;
    font-family: 'SF Mono', Menlo, Monaco, Consolas, 'Courier New', monospace;
}

.back-link:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        padding: 5rem 1rem 3rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .subtitle {
        font-size: 0.95rem;
    }

    .hero-image {
        max-width: 95%;
    }

    nav {
        padding: 1rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-links a {
        font-size: 0.85rem;
    }

    main h2 {
        font-size: 1.75rem;
    }

    main section {
        padding: 3.5rem 1rem;
    }

    .requirements ul {
        flex-direction: column;
        align-items: center;
    }

    .cta-row {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
}