:root{--primary-blue: #3b82f6;--dark-blue: #1e3a8a;--amber: #f59e0b;--slate-50: #f8fafc;--slate-100: #f1f5f9;--slate-200: #e2e8f0;--slate-400: #94a3b8;--slate-500: #64748b;--slate-600: #475569;--slate-800: #1e293b;--slate-900: #0f172a;--white: #ffffff;--shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1)}body{background-color:var(--slate-50);line-height:1.6}main{color:var(--slate-800)}main *{box-sizing:border-box}main a{text-decoration:none;color:inherit}main p{font-size:1rem}.container{max-width:1000px;margin:0 auto;padding:0 1.5rem}.hero{padding:4rem 0;text-align:center;background:linear-gradient(135deg, #eff6ff 0%, #ffffff 100%)}.hero h1{font-size:2.5rem;font-weight:800;color:var(--dark-blue);margin-bottom:1rem}.hero p{color:var(--slate-600);font-size:1.125rem}.tabs-nav{display:flex;justify-content:center;gap:0 .5rem;margin-top:-2rem;position:sticky;top:72px;z-index:8;padding-bottom:1rem}.tab-btn{background:#fff;border:1px solid var(--slate-200);padding:1rem 2rem;border-radius:999px;font-weight:700;cursor:pointer;transition:all .2s;box-shadow:var(--shadow);display:flex;align-items:center;gap:.5rem}.tab-btn.active{background:var(--dark-blue);color:#fff;border-color:var(--dark-blue)}.tab-panel{display:none;padding-bottom:4rem;animation:fadeIn .4s ease}.tab-panel.active{display:block}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.section-title{font-size:1.75rem;font-weight:800;margin-bottom:2rem;margin-top:4rem;text-align:center;color:var(--slate-900)}.card-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));gap:1.5rem}.info-card{background:#fff;border-radius:1.25rem;padding:2rem;border:1px solid var(--slate-200);transition:transform .2s}.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.video-container{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:1.5rem;box-shadow:var(--shadow-lg);margin-bottom:3rem;background:#000}.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.rule-list{display:flex;flex-direction:column;gap:1rem}.rule-item{background:#fff;padding:1.25rem 1.5rem;border-radius:1rem;border:1px solid var(--slate-200);display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:background .2s}.rule-item:hover{background:var(--slate-50);border-color:var(--primary-blue)}.rule-item h3{font-size:1.1rem;font-weight:700}.more-btn{color:var(--primary-blue);font-weight:700;font-size:.875rem;display:flex;align-items:center;gap:.25rem}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(15,23,42,.6);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:1000}.modal-content{background:#fff;width:90vw;max-width:600px;height:fit-content;max-height:80vh;overflow-y:scroll;border-radius:1.5rem;padding:2.5rem;position:relative;animation:modalIn .3s ease}.modal-content img{width:80%;height:auto;display:block;margin:2rem auto;border-radius:10px}.modal-content img.inline-mark{width:1.25rem;height:auto;display:inline-block;margin:0 .1rem;vertical-align:sub}.modal-content a{color:var(--primary-blue);font-weight:700}.modal-content a:hover{text-decoration:underline}@keyframes modalIn{from{transform:scale(0.9);opacity:0}to{transform:scale(1);opacity:1}}.modal-close{position:sticky;top:.25rem;right:.25rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;margin-left:auto;cursor:pointer;color:var(--slate-400)}.modal-close:hover{background:var(--slate-100)}.modal-title{font-size:1.5rem;font-weight:800;margin-bottom:1rem;color:var(--dark-blue)}.modal-body{color:var(--slate-600);line-height:1.8}.shop-box{display:block;background:#fff7ed;border:1px solid #fdba74;border-radius:1rem;padding:1.5rem;margin-top:1.5rem;transition:all .2s}.shop-box:hover{background:#ffedd5}.amazon-link{display:flex;align-items:center;justify-content:center;gap:.5rem;background:#232f3e;color:#fff;padding:1rem;border-radius:.75rem;font-weight:700;margin-top:1rem}.amazon-link:hover{background:#37475a}.playmat-banner{background:var(--slate-900);color:#fff;border-radius:1.5rem;overflow:hidden;display:flex;flex-direction:column;margin-top:3rem}.playmat-img{width:100%;aspect-ratio:16/9;background:#1e293b;display:flex;align-items:center;justify-content:center;position:relative}.playmat-img img{width:100%;height:auto;object-fit:contain}.playmat-info{padding:2rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.download-btn{background:var(--amber);color:var(--slate-900);padding:.75rem 1.5rem;border-radius:.75rem;font-weight:800;display:flex;align-items:center;gap:.5rem;transition:background .2s}.download-btn:hover{background:#fbbf24}.quick-links{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:1rem;margin-top:2rem}.quick-btn{background:#fff;border:1px solid var(--slate-200);padding:1.5rem;border-radius:1rem;display:flex;flex-direction:column;align-items:center;text-align:center;gap:.75rem;transition:all .2s}.quick-btn:hover{border-color:var(--primary-blue);background:var(--slate-50)}.quick-btn i{color:var(--primary-blue)}.quick-btn span{font-weight:700}@media(max-width: 640px){.hero h1{font-size:1.75rem}.tabs-nav{flex-wrap:wrap;padding:0 .1rem}.tab-btn{padding:.75rem 1rem;font-size:.8rem}}@media screen and (max-width: 400px){.tab-btn{padding:.5rem .5rem;font-size:.8rem}}