:root{--bg: #14120b;--fg: #edecec;--accent: #f54e00;--card: #1b1913;--card-01: #1d1b15;--card-02: #201e18;--card-03: #26241e;--card-04: #2b2923;--fg-muted: rgba(237, 236, 236, .6)}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--fg)}a{color:inherit}.page-shell{width:min(1100px,100% - 2rem);margin:0 auto;padding:1.5rem 0 2rem}.board-header{margin-bottom:1.5rem}.brand-lockup{width:180px;max-width:100%;margin-bottom:1rem}.board-header h1{margin:0;font-size:clamp(1.6rem,4vw,2.4rem)}.board-header__event{margin:.35rem 0 0;color:var(--accent);font-size:.95rem;font-weight:600;letter-spacing:.02em}.board-header__cta{margin-top:1rem;max-width:36rem}.board-header__cta-lead{margin:0;font-size:1.05rem;font-weight:600;color:var(--fg)}.board-header__cta-copy{margin:.4rem 0 0;color:var(--fg-muted);line-height:1.5}.board-header__cta-copy a{color:var(--fg);text-decoration:underline;text-underline-offset:2px}.board-header__intro{margin:1.25rem 0 0;color:var(--fg-muted);max-width:65ch;line-height:1.5}.board-grid{display:grid;grid-template-columns:1fr;gap:1rem}.contribution-card{background:var(--card);border:1px solid var(--card-04);border-radius:14px;overflow:hidden;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.contribution-card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 10px 30px #00000059}.card-link{text-decoration:none;display:block}.card-cover{aspect-ratio:16 / 9;background:var(--card-02)}.card-cover-image,.detail-cover .card-cover-image{width:100%;height:100%;object-fit:cover;display:block}.card-cover-default{width:100%;height:100%;display:grid;place-items:center;background:var(--card-02)}.card-cover-default img{width:84px;height:auto;opacity:.92}.card-content{padding:.9rem 1rem .75rem}.card-content h2{margin:0;font-size:1.05rem}.card-content p{margin:.55rem 0 0;color:var(--fg-muted);line-height:1.4}.social-links{display:flex;flex-wrap:wrap;gap:.75rem;padding:0 1rem 1rem;font-size:.9rem}.social-links a{color:var(--fg-muted);text-underline-offset:3px}.social-links a:hover,.social-links a:focus-visible{color:var(--accent)}.detail-layout{padding-top:1.2rem}.back-link{display:inline-block;margin-bottom:1rem;color:var(--fg-muted);text-decoration:none}.back-link:hover,.back-link:focus-visible{color:var(--accent)}.detail-card{border:1px solid var(--card-04);border-radius:14px;overflow:hidden;background:var(--card)}.detail-cover{aspect-ratio:16 / 9;background:var(--card-02)}.detail-content{padding:1rem}.detail-content h1{margin:0;font-size:clamp(1.45rem,3vw,2rem)}.detail-headline{margin:.6rem 0 0;color:var(--accent);font-weight:600}.detail-summary{margin:.7rem 0 0;color:var(--fg-muted)}.detail-body{margin:.9rem 0 1rem;line-height:1.6;white-space:pre-wrap}@media(min-width:640px){.board-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:1024px){.board-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}