:root{--primary-bg:#121212;--secondary-bg:#1e1e1e;--text-color:#e0e0e0;--gold:gold;--electric-blue:#2563eb;--success-color:#28a745;--light-gray:#333}h1{text-align:center;margin-bottom:1.5rem;font-size:2.5rem;color:var(--gold);font-family:Poppins,sans-serif}.filter-buttons{display:flex;justify-content:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}.filter-btn{cursor:pointer;padding:10px 20px;border-radius:20px;background-color:var(--secondary-bg);border:2px solid var(--light-gray);transition:all .3s ease-in-out;font-weight:700;color:var(--text-color);font-size:.9rem}.filter-btn:hover{transform:translateY(-3px);border-color:var(--electric-blue)}.filter-btn.active{border-color:var(--gold);background-color:rgba(255,215,0,.1);box-shadow:0 0 10px rgba(255,215,0,.3)}.grid{display:grid;grid-template-columns:1fr;gap:20px}@media (min-width:640px){.grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:1024px){.grid{grid-template-columns:repeat(3,1fr)}}.tournament-card{background-color:var(--secondary-bg);border-radius:15px;box-shadow:0 4px 15px rgba(0,0,0,.5);transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column;border:1px solid var(--light-gray);overflow:hidden}.tournament-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px rgba(0,0,0,.7)}.tournament-card.booked{border-left:5px solid var(--success-color)}.tournament-card.live{border-left:5px solid var(--electric-blue)}.card-header{padding:15px 20px;background-color:rgba(0,0,0,.2);display:flex;justify-content:space-between;align-items:center}.card-header h3{margin:0;font-size:1.4rem;color:var(--gold)}.tournament-type{background-color:var(--gold);color:var(--primary-bg);padding:5px 10px;border-radius:15px;font-size:.8rem;font-weight:700}.card-body{padding:20px;flex-grow:1}.card-body p{font-size:1rem;margin:0 0 12px;opacity:.9}.card-body p strong{color:#b0b0b0}.timer-container p{font-size:1.1em;font-weight:700;color:var(--gold)}.timer-container span{color:var(--text-color)}.live-details{background-color:rgba(37,99,235,.1);border-left:3px solid var(--electric-blue);padding:15px;margin-top:15px;border-radius:8px}.live-details p{margin:0 0 10px;display:flex;justify-content:space-between;align-items:center}.live-details p:last-child{margin-bottom:0}.btn-copy{background-color:var(--secondary-color);color:var(--text-color);border:1px solid var(--light-gray);padding:5px 10px;border-radius:5px;cursor:pointer;font-size:.8em;font-weight:600;transition:background-color .2s ease}.btn-copy:hover{background-color:#444}.card-actions{padding:15px 20px;display:flex;justify-content:space-between;align-items:center;background-color:rgba(0,0,0,.2);gap:10px}.card-actions .btn{flex-grow:1;margin:0}.btn{cursor:pointer;padding:10px 20px;border-radius:8px;border:none;font-weight:700;transition:all .3s ease}.btn-primary{background-color:var(--gold);color:var(--primary-bg)}.btn-primary:hover{background-color:#e6c300;transform:scale(1.05)}.btn-secondary{background-color:var(--light-gray);color:var(--text-color)}.btn-secondary:hover{background-color:#444}.btn-booked{background-color:var(--success-color);color:#fff;cursor:not-allowed}#loading-indicator,.no-tournaments-msg{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;color:#fff;text-align:center;width:100%;grid-column:1/-1}.spinner{border:4px solid hsla(0,0%,100%,.3);border-radius:50%;border-top:4px solid var(--gold);width:40px;height:40px;animation:a 1s linear infinite;margin-bottom:1rem}@keyframes a{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,.8);display:flex;justify-content:center;align-items:center;z-index:1}.modal-content{background-color:var(--secondary-bg);padding:30px;border-radius:15px;width:90%;max-width:500px;box-shadow:0 5px 20px rgba(0,0,0,.7);position:relative;border:1px solid var(--light-gray)}.close-modal-btn{position:absolute;top:15px;right:15px;background:none;border:none;color:var(--text-color);font-size:1.8rem;cursor:pointer}.modal-content h2{color:var(--gold);margin-top:0;margin-bottom:1.5rem}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:1.5rem}@media (max-width:480px){h1{font-size:1.8rem}.filter-btn{padding:8px 12px;font-size:.75rem}.tournament-card{padding:8px}.card-header{padding:10px 15px}.card-header h3{font-size:1rem}.card-body{padding:15px}.card-body p{font-size:.8rem;margin-bottom:6px}.card-actions{flex-direction:column;gap:5px;padding:10px 15px}.card-actions .btn{width:100%;padding:8px 10px;font-size:.75rem}.live-details p{flex-direction:column;align-items:flex-start}.btn-copy{margin-top:5px}}@media (max-width:375px){h1{font-size:1.5rem}.tournament-card{padding:5px}.card-header h3{font-size:.9rem}.card-body p{font-size:.75rem}.card-actions .btn{font-size:.7rem;padding:6px 8px}}.skeleton-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.skeleton-card{background-color:hsla(0,0%,100%,.05);border-radius:15px;padding:20px;position:relative;overflow:hidden;height:250px}.skeleton-header{height:30px;width:70%}.skeleton-body,.skeleton-header{background-color:hsla(0,0%,100%,.1);border-radius:8px;margin-bottom:20px}.skeleton-body{height:80px;width:90%}.skeleton-footer{height:40px;width:50%;background-color:hsla(0,0%,100%,.1);border-radius:8px}.shimmer-wrapper{position:absolute;top:0;left:0;width:100%;height:100%;animation:b 2s infinite linear;background:linear-gradient(90deg,hsla(0,0%,100%,0),hsla(0,0%,100%,.05) 50%,hsla(0,0%,100%,0));background-size:200% 100%}@keyframes b{0%{background-position:-200% 0}to{background-position:200% 0}}.tournament-status{display:inline-block;padding:.3em .6em;border-radius:5px;font-size:.8em;font-weight:700;margin-left:10px;text-transform:uppercase}.status-upcoming{background-color:#28a745;color:#fff}.status-ongoing{background-color:#ffc107;color:#343a40}.status-ended{background-color:#dc3545;color:#fff}