/* Free Users Foundation - Landing Page Styles */

:root {
    --color-bg: #0a0a0a;
    --color-bg-alt: #111111;
    --color-text: #e8e8e8;
    --color-text-muted: #888888;
    --color-accent: #4ecdc4;
    --color-accent-hover: #45b7af;
    --color-border: #2a2a2a;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Mono', monospace;
    --max-width: 1100px;
    --spacing: 2rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 16px;
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem var(--spacing);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-accent);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

/* Main content */
main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing);
}

section {
    padding: 6rem 0;
}

h1, h2, h3 {
    font-weight: 600;
    line-height: 1.2;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

strong {
    color: var(--color-text);
}

/* Hero section */
.hero {
    padding-top: 10rem;
    padding-bottom: 6rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.3rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.85rem 1.75rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s;
}

.btn.primary {
    background: var(--color-accent);
    color: var(--color-bg);
}

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

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

.btn.secondary:hover {
    border-color: var(--color-text-muted);
}

.btn.small {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

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

/* Mission section */
.mission h2 {
    color: var(--color-accent);
}

.problems {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0 3rem;
}

.problem {
    background: var(--color-bg-alt);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    text-align: center;
}

.problem .icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.75rem;
}

.problem p {
    margin: 0;
    font-size: 0.95rem;
}

/* Projects section */
.projects {
    background: var(--color-bg-alt);
    margin: 0 calc(-1 * var(--spacing));
    padding-left: var(--spacing);
    padding-right: var(--spacing);
}

.project-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem;
    max-width: 600px;
}

.project-card.featured {
    border-color: var(--color-accent);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.project-header h3 {
    margin: 0;
    color: var(--color-text);
}

.status {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: rgba(78, 205, 196, 0.15);
    color: var(--color-accent);
    border-radius: 20px;
}

.project-tagline {
    font-style: italic;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.features {
    list-style: none;
    margin: 1.5rem 0;
}

.features li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-muted);
}

.features li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.project-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.coming-soon {
    margin-top: 2rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* Principles section */
.principle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.principle {
    padding: 1.5rem;
    background: var(--color-bg-alt);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.principle .icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

.principle h3 {
    color: var(--color-text);
}

.principle p {
    margin: 0;
    font-size: 0.9rem;
}

/* Different section */
.different {
    background: var(--color-bg-alt);
    margin: 0 calc(-1 * var(--spacing));
    padding-left: var(--spacing);
    padding-right: var(--spacing);
}

.comparison {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.org {
    flex: 1;
    min-width: 200px;
    padding: 1rem;
    background: var(--color-bg);
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.org strong {
    color: var(--color-text);
}

.our-focus {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--color-bg);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 8px 8px 0;
}

.our-focus ul {
    list-style: none;
    margin-top: 1rem;
}

.our-focus li {
    padding: 0.5rem 0;
    color: var(--color-text-muted);
}

/* Get involved section */
.involve-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.involve-card {
    padding: 2rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    text-align: center;
}

.involve-card h3 {
    color: var(--color-accent);
}

.involve-card p {
    margin-bottom: 1.5rem;
}

.status-note {
    padding: 1.5rem;
    background: rgba(78, 205, 196, 0.1);
    border: 1px solid rgba(78, 205, 196, 0.3);
    border-radius: 8px;
    text-align: center;
}

.status-note p {
    margin: 0;
    font-size: 0.9rem;
}

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

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
}

.motto {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.copyright {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-links {
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
}

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

/* Responsive */
@media (max-width: 768px) {
    :root {
        --spacing: 1.25rem;
    }

    nav ul {
        display: none;
    }

    .hero {
        padding-top: 8rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    section {
        padding: 4rem 0;
    }

    h2 {
        font-size: 1.6rem;
    }

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

    .comparison {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .problems {
        grid-template-columns: 1fr;
    }

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

    .btn {
        width: 100%;
        max-width: 250px;
        text-align: center;
    }
}