:root{--bg:#fff;--surface:#fff;--text:#1a1a1a;--muted:#6b7280;--border:#e5e7eb;--brand-green:#30b244;--brand-green-hover:#2a9d3a;--accent:var(--brand-green);--danger:#dc2626;--radius:10px}*{box-sizing:border-box}body{margin:0;font-family:DM Sans,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;line-height:1.5}a{color:var(--brand-green);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button{cursor:pointer}.container{max-width:560px;margin:0 auto;padding:1rem}.landing-page{padding-bottom:3rem}.landing-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem;padding-top:.5rem}.landing-logo-link{display:block;line-height:0}.landing-logo{object-fit:contain;flex-shrink:0;width:48px;height:48px}.landing-nav{display:flex;align-items:center;gap:1rem}.landing-nav-link{font-size:.9rem;color:var(--muted);text-decoration:none}.landing-nav-link:hover{color:var(--brand-green);text-decoration:underline}@media (min-width:480px){.landing-logo{width:72px;height:72px}}.landing-hero{text-align:center;margin-bottom:3rem}.landing-hero-title{font-size:2.5rem;font-weight:700;margin:0 0 .5rem;color:var(--text)}.landing-hero-sub{color:var(--muted);font-size:1.05rem;max-width:420px;margin:0 auto 1.5rem}.landing-cta-primary{width:100%;max-width:320px;margin-bottom:.75rem}.landing-hero-secondary{font-size:.95rem;margin:0 0 1rem}.landing-hero-secondary a{font-weight:500}.landing-hero-trust{font-size:.8rem;color:var(--muted);margin:0}.landing-section{margin-bottom:2.5rem}.landing-section-title{font-size:1.35rem;font-weight:700;margin:0 0 1rem;color:var(--text)}.purpose-grid{display:grid;grid-gap:1rem;gap:1rem;grid-template-columns:1fr}@media (min-width:640px){.purpose-grid{grid-template-columns:repeat(3,1fr)}}.purpose-card{margin-bottom:0}.purpose-card-title{font-size:1rem;font-weight:600;margin:0 0 .35rem;color:var(--text)}.purpose-card-desc{font-size:.9rem;color:var(--muted);margin:0}.home-leaderboard-card,.landing-cta-banner-wrap{margin-bottom:0}.landing-cta-banner{text-align:center;margin-bottom:0}.landing-cta-banner-text{margin:0 0 1rem;font-weight:500;color:var(--text)}.landing-cta-banner-btn{width:100%;max-width:280px}.card{background:var(--surface);border:1px solid var(--border);padding:1.5rem;margin-bottom:1rem;box-shadow:0 1px 3px rgba(0,0,0,.06)}.btn,.card{border-radius:var(--radius)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.25rem;border:none;font-weight:600;transition:background .2s,border-color .2s,color .2s}.btn:focus-visible{outline:2px solid var(--brand-green);outline-offset:2px}.btn-primary{background:var(--brand-green);color:#fff}.btn-primary:hover{background:var(--brand-green-hover)}.btn-secondary{background:#fff;color:var(--brand-green);border:2px solid var(--brand-green)}.btn-secondary:hover{background:rgba(48,178,68,.08)}.btn-secondary:focus-visible{outline:2px solid var(--brand-green);outline-offset:2px}.btn-ghost{background:transparent;color:var(--text)}.btn-ghost:hover{background:rgba(0,0,0,.06)}.btn-ghost:focus-visible{outline:2px solid var(--brand-green);outline-offset:2px}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.35rem;color:var(--muted);font-size:.9rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.65rem .85rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--brand-green);box-shadow:0 0 0 3px rgba(48,178,68,.2)}.hp{position:absolute;left:-9999px;opacity:0;pointer-events:none}