/* OpenRockets Brand Portfolio - Clean Apple-style Design */
/* Ubuntu Font from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Ubuntu:wght@300;400;500;700&display=swap');

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

body {
    font-family: 'Ubuntu', sans-serif;
    background-color: #fdfbf7;
    background-image: 
        repeating-linear-gradient(
            transparent,
            transparent 31px,
            #e8e8e8 31px,
            #e8e8e8 32px
        );
    background-attachment: local;
    color: #1d1d1f;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

/* 3D Background Canvas */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* Vignette Overlay - Shadow from corners */
.vignette-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(ellipse at center, transparent 40%, rgba(0, 0, 0, 0.15) 100%);
}

.container {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 22px;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 80px 0 60px;
    position: relative;
    z-index: 1;
    font-family: 'Times New Roman', Times, serif;
}

.hero-logo {
    width: 120px;
    height: auto;
    filter: invert(1);
    margin-bottom: 24px;
}

/* Enlarged hero logo (replaces title) */
.hero-logo.hero-logo-large {
    width: 280px;
    margin-bottom: 32px;
}

/* Join Us underlined link */
.join-link {
    display: inline-block;
    color: #1d1d1f;
    text-decoration: underline;
    font-family: 'Times New Roman', Times, serif;
    font-size: 20px;
    font-weight: 500;
    transition: opacity 0.2s ease;
}

.join-link:hover {
    opacity: 0.7;
}

.hero-title {
    font-family: 'Times New Roman', Times, serif;
    font-size: 56px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
    color: #1d1d1f;
}

.hero-subtitle {
    font-family: 'Times New Roman', Times, serif;
    font-size: 24px;
    font-weight: 400;
    color: #86868b;
    max-width: 600px;
    margin: 0 auto 32px;
}

.cta-button {
    display: inline-block;
    padding: 16px 32px;
    background-color: #1d1d1f;
    color: #ffffff;
    text-decoration: none;
    font-size: 17px;
    font-weight: 500;
    border-radius: 8px;
    transition: background-color 0.2s ease;
}

.cta-button:hover {
    background-color: #000000;
}

/* Section Styles */
.section {
    padding: 80px 0;
    border-top: 1px solid #d2d2d7;
    position: relative;
    z-index: 1;
    background-color: rgba(253, 251, 247, 0.9);
}

.section-title {
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 16px;
    color: #1d1d1f;
}

.section-subtitle {
    font-size: 17px;
    color: #86868b;
    text-align: center;
    margin-bottom: 48px;
}

/* Affiliate Nonprofits Grid */
.affiliates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 24px;
    justify-items: center;
    align-items: start;
}

.affiliate-item {
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.affiliate-item:hover {
    opacity: 0.7;
}

.affiliate-logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 12px;
    border-radius: 16px;
    flex-shrink: 0;
}

.affiliate-logo-text {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #1d1d1f;
    color: #ffffff;
    font-size: 32px;
    font-weight: 700;
    border-radius: 16px;
    margin-bottom: 12px;
    flex-shrink: 0;
}

.affiliate-name {
    font-size: 15px;
    font-weight: 500;
    color: #1d1d1f;
    margin-bottom: 4px;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.affiliate-url {
    font-size: 12px;
    color: #86868b;
}

/* Partners Grid */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 32px;
    justify-items: center;
}

.partner-item {
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
}

.partner-item:hover {
    opacity: 0.7;
}

.partner-logo {
    width: 102px;
    height: 102px;
    object-fit: contain;
    margin-bottom: 12px;
}

.partner-name {
    font-size: 15px;
    font-weight: 500;
    color: #1d1d1f;
}

/* Committee Section - highlighted with subtle gray background for visual separation */
.committee-section {
    background-color: rgba(245, 243, 239, 0.95);
    padding: 80px 0;
    position: relative;
    z-index: 1;
}

.committee-year {
    margin-bottom: 48px;
}

.committee-year:last-child {
    margin-bottom: 0;
}

.committee-year-title {
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 24px;
    color: #1d1d1f;
}

.committee-members {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.committee-member {
    padding: 8px 20px;
    background-color: transparent;
    font-size: 15px;
    color: #1d1d1f;
}

/* PDF Container */
.pdf-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.pdf-iframe {
    width: 100%;
    height: 600px;
    border: 1px solid #d2d2d7;
    border-radius: 8px;
}

/* Sponsors Section */
.sponsors-section {
    text-align: center;
    padding: 60px 0;
    border-top: 1px solid #d2d2d7;
}

.sponsors-text {
    font-size: 14px;
    color: #86868b;
    line-height: 2;
}

.sponsors-text strong {
    color: #1d1d1f;
}

/* Footer */
.footer {
    background-color: #1d1d1f;
    color: #f5f5f7;
    padding: 48px 0 24px;
}

.footer-content {
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.footer-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #f5f5f7;
    text-decoration: none;
    font-size: 14px;
    transition: opacity 0.2s ease;
}

.footer-link:hover {
    opacity: 0.7;
}

.footer-logo {
    width: 20px;
    height: 20px;
}

.footer-logo.github-logo {
    fill: #f5f5f7;
}

.footer-copyright {
    font-size: 12px;
    color: #86868b;
    line-height: 1.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 60px 0 40px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 17px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 24px;
    }

    .affiliates-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

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

    .committee-section {
        padding: 60px 0;
    }

    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

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

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