:root{--bg-primary: #0a0e17;--bg-secondary: #111827;--bg-card: #1a1f2e;--bg-card-hover: #222a3d;--bg-input: #0f1420;--bg-nav: #0d111c;--text-primary: #e8edf5;--text-secondary: #8892a8;--text-muted: #5a6478;--accent: #ff4655;--accent-glow: rgba(255, 70, 85, .3);--accent2: #ff6b35;--success: #00c853;--success-bg: rgba(0, 200, 83, .1);--warning: #ffab00;--warning-bg: rgba(255, 171, 0, .1);--danger: #ff1744;--danger-bg: rgba(255, 23, 68, .1);--info: #2979ff;--info-bg: rgba(41, 121, 255, .1);--border: #1e293b;--border-light: #2a3a54;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--shadow: 0 4px 20px rgba(0, 0, 0, .3);--shadow-glow: 0 0 20px var(--accent-glow);--font: "Segoe UI", system-ui, -apple-system, sans-serif;--font-mono: "Courier New", monospace;--transition: .2s ease;--header-height: 60px;--nav-height: 64px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-tap-highlight-color:transparent}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit;border:none;outline:none}input,textarea,select{font-family:inherit;outline:none}ul{list-style:none}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:4px}#app{min-height:100vh;display:flex;flex-direction:column}.app-header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--bg-nav);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-left{display:flex;align-items:center;gap:12px}.header-logo{font-size:18px;font-weight:800;color:var(--accent);text-transform:uppercase;letter-spacing:1px}.header-logo span{color:var(--text-primary)}.notif-btn{position:relative;width:36px;height:36px;border-radius:50%;background:var(--bg-card);display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:var(--transition)}.notif-btn:hover{background:var(--bg-card-hover);color:var(--text-primary)}.notif-badge{position:absolute;top:-2px;right:-2px;width:18px;height:18px;border-radius:50%;background:var(--accent);color:#fff;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg-nav)}.header-right{display:flex;align-items:center;gap:8px}.wallet-display{display:flex;align-items:center;gap:6px;background:var(--bg-card);padding:6px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);font-size:13px;font-weight:600;color:var(--success)}.wallet-display svg{width:16px;height:16px}.btn-icon{width:36px;height:36px;border-radius:50%;background:var(--bg-card);display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:var(--transition);font-size:13px;font-weight:600}.btn-icon:hover{background:var(--bg-card-hover);color:var(--text-primary)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:var(--nav-height);background:var(--bg-nav);border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-around;z-index:100;padding:0 8px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 12px;border-radius:var(--radius-sm);color:var(--text-muted);transition:var(--transition);background:none;font-size:10px;font-weight:500;min-width:56px}.nav-item svg{width:22px;height:22px;transition:var(--transition)}.nav-item.active{color:var(--accent)}.nav-item.active svg{color:var(--accent);filter:drop-shadow(0 0 6px var(--accent-glow))}.nav-item:hover{color:var(--text-secondary)}.main-content{flex:1;padding-top:var(--header-height);padding-bottom:calc(var(--nav-height) + 16px);min-height:100vh}.page{display:none;padding:16px;animation:fadeIn .3s ease}.page.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.auth-page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,var(--bg-primary) 0%,#0d1520 50%,var(--bg-primary) 100%);position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 40%,var(--accent-glow) 0%,transparent 50%),radial-gradient(circle at 70% 60%,rgba(255,107,53,.1) 0%,transparent 40%);pointer-events:none}.auth-logo{font-size:28px;font-weight:900;color:var(--accent);text-transform:uppercase;letter-spacing:2px;margin-bottom:4px;position:relative}.auth-logo span{color:var(--text-primary)}.auth-subtitle{color:var(--text-muted);font-size:13px;margin-bottom:32px;position:relative}.auth-box{width:100%;max-width:380px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px;position:relative}.auth-box h2{font-size:20px;font-weight:700;margin-bottom:4px}.auth-box p{color:var(--text-secondary);font-size:13px;margin-bottom:20px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}.form-input{width:100%;padding:12px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;transition:var(--transition)}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.form-input::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:var(--transition);width:100%}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 15px var(--accent-glow)}.btn-primary:hover{background:#e03a48;box-shadow:0 6px 25px var(--accent-glow);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--border-light)}.btn-success{background:var(--success);color:#fff;box-shadow:0 4px 15px #00c8534d}.btn-success:hover{background:#00b84a;box-shadow:0 6px 25px #00c85366}.btn-warning{background:var(--warning);color:#000}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:8px 16px;font-size:12px;width:auto}.btn-xs{padding:4px 10px;font-size:11px;width:auto;border-radius:6px}.auth-switch{text-align:center;margin-top:16px;font-size:13px;color:var(--text-secondary)}.auth-switch button{background:none;color:var(--accent);font-weight:600;font-size:13px}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-title{font-size:18px;font-weight:700}.section-link{font-size:12px;color:var(--accent);font-weight:600;background:none}.tournament-grid{display:grid;gap:12px}.tournament-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);cursor:pointer}.tournament-card:hover{border-color:var(--accent);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.tournament-banner{width:100%;height:140px;object-fit:cover;background:linear-gradient(135deg,#1a1f2e,#2a1a2e);display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:13px}.tournament-banner-placeholder{width:100%;height:140px;background:linear-gradient(135deg,#1a1f2e,#2a1a2e,#1a2a2e);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.tournament-banner-placeholder:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,transparent 0%,var(--accent-glow) 100%);opacity:.3}.tournament-banner-placeholder svg{width:40px;height:40px;color:var(--accent);opacity:.5}.tournament-badge{position:absolute;top:8px;left:8px;padding:3px 8px;border-radius:4px;font-size:10px;font-weight:700;text-transform:uppercase}.badge-solo{background:var(--info);color:#fff}.badge-duo{background:var(--warning);color:#000}.badge-squad{background:var(--accent);color:#fff}.tournament-body{padding:12px}.tournament-name{font-size:15px;font-weight:700;margin-bottom:8px}.tournament-meta{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:10px}.tournament-meta-item{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--text-secondary)}.tournament-meta-item svg{width:14px;height:14px;flex-shrink:0}.tournament-meta-item strong{color:var(--text-primary)}.progress-bar{width:100%;height:4px;background:var(--bg-input);border-radius:2px;overflow:hidden;margin-bottom:6px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:2px;transition:width .3s ease}.progress-label{display:flex;justify-content:space-between;font-size:11px;color:var(--text-muted);margin-bottom:10px}.tournament-footer{display:flex;align-items:center;justify-content:space-between;gap:8px}.tournament-price{font-size:16px;font-weight:800;color:var(--success)}.tournament-countdown{font-size:11px;color:var(--warning);font-weight:600;font-family:var(--font-mono)}.category-tabs{display:flex;gap:8px;margin-bottom:16px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}.category-tab{padding:8px 20px;border-radius:20px;background:var(--bg-card);border:1px solid var(--border);color:var(--text-secondary);font-size:13px;font-weight:600;white-space:nowrap;transition:var(--transition)}.category-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 4px 15px var(--accent-glow)}.category-tab:hover:not(.active){border-color:var(--border-light);color:var(--text-primary)}.detail-banner{width:100%;height:180px;border-radius:var(--radius);object-fit:cover;background:linear-gradient(135deg,#1a1f2e,#2a1a2e);margin-bottom:16px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.detail-banner svg{width:48px;height:48px;color:var(--accent);opacity:.4}.detail-banner-overlay{position:absolute;bottom:0;left:0;right:0;padding:16px;background:linear-gradient(transparent,#000c)}.detail-banner-overlay h1{font-size:20px;font-weight:800}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}.detail-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px}.detail-item-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.detail-item-value{font-size:16px;font-weight:700}.detail-item-value.success{color:var(--success)}.detail-item-value.accent{color:var(--accent)}.detail-item-value.warning{color:var(--warning)}.detail-section{margin-bottom:16px}.detail-section h3{font-size:15px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:8px}.detail-rules{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px}.detail-rules li{font-size:13px;color:var(--text-secondary);padding:4px 0 4px 16px;position:relative}.detail-rules li:before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent)}.detail-countdown{text-align:center;padding:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px}.detail-countdown .countdown-number{font-size:32px;font-weight:800;font-family:var(--font-mono);color:var(--accent)}.detail-countdown .countdown-label{font-size:12px;color:var(--text-muted)}.join-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}.join-form h3{font-size:16px;font-weight:700;margin-bottom:12px}.checkbox-group{display:flex;align-items:flex-start;gap:10px;margin-bottom:16px}.checkbox-group input[type=checkbox]{width:18px;height:18px;margin-top:2px;accent-color:var(--accent);flex-shrink:0}.checkbox-group label{font-size:12px;color:var(--text-secondary);line-height:1.5}.room-details{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center}.room-details h3{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--success)}.room-field{display:flex;align-items:center;justify-content:space-between;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;margin-bottom:10px}.room-field-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.room-field-value{font-size:16px;font-weight:700;font-family:var(--font-mono);color:var(--accent)}.room-copy-btn{background:none;color:var(--info);font-size:12px;font-weight:600;padding:4px 8px;border-radius:4px;transition:var(--transition)}.room-copy-btn:hover{background:var(--info-bg)}.wallet-card{background:linear-gradient(135deg,var(--bg-card),#1a2535);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;margin-bottom:16px;position:relative;overflow:hidden}.wallet-card:before{content:"";position:absolute;top:-50%;right:-30%;width:200px;height:200px;background:radial-gradient(circle,var(--accent-glow) 0%,transparent 70%);pointer-events:none}.wallet-balance-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:4px}.wallet-balance-amount{font-size:36px;font-weight:900;color:var(--success);margin-bottom:16px}.wallet-actions{display:flex;gap:10px}.wallet-actions .btn{flex:1}.wallet-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}.wallet-stat{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;text-align:center}.wallet-stat-value{font-size:18px;font-weight:800;margin-bottom:2px}.wallet-stat-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.transaction-list{display:flex;flex-direction:column;gap:8px}.transaction-item{display:flex;align-items:center;justify-content:space-between;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;transition:var(--transition)}.transaction-left{display:flex;align-items:center;gap:10px}.transaction-icon{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.transaction-icon svg{width:18px;height:18px}.tx-deposit .transaction-icon{background:var(--success-bg);color:var(--success)}.tx-entry .transaction-icon{background:var(--accent-glow);color:var(--accent)}.tx-winning .transaction-icon{background:var(--success-bg);color:var(--success)}.tx-withdrawal .transaction-icon{background:var(--danger-bg);color:var(--danger)}.tx-refund .transaction-icon{background:var(--warning-bg);color:var(--warning)}.transaction-info h4{font-size:13px;font-weight:600}.transaction-info p{font-size:11px;color:var(--text-muted)}.transaction-amount{font-size:14px;font-weight:700;text-align:right}.transaction-amount.positive{color:var(--success)}.transaction-amount.negative{color:var(--danger)}.transaction-status{font-size:10px;padding:2px 6px;border-radius:4px;font-weight:600;text-transform:uppercase}.status-pending{background:var(--warning-bg);color:var(--warning)}.status-approved{background:var(--success-bg);color:var(--success)}.status-rejected{background:var(--danger-bg);color:var(--danger)}.profile-header{text-align:center;padding:24px 0;margin-bottom:16px}.profile-avatar{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:28px;font-weight:800;color:#fff;box-shadow:0 4px 20px var(--accent-glow)}.profile-name{font-size:18px;font-weight:700}.profile-phone{font-size:13px;color:var(--text-muted)}.profile-menu{display:flex;flex-direction:column;gap:8px}.profile-menu-item{display:flex;align-items:center;gap:12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;color:var(--text-primary);transition:var(--transition);font-size:14px;font-weight:500}.profile-menu-item:hover{background:var(--bg-card-hover);border-color:var(--border-light)}.profile-menu-item svg{width:20px;height:20px;color:var(--accent)}.profile-menu-item .arrow{margin-left:auto;color:var(--text-muted)}.profile-menu-item.danger{color:var(--danger)}.profile-menu-item.danger svg{color:var(--danger)}.notif-panel{position:fixed;top:0;right:-100%;width:100%;max-width:360px;height:100vh;background:var(--bg-secondary);border-left:1px solid var(--border);z-index:200;transition:right .3s ease;display:flex;flex-direction:column}.notif-panel.open{right:0}.notif-panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid var(--border)}.notif-panel-header h3{font-size:16px;font-weight:700}.notif-close{background:none;color:var(--text-secondary);font-size:20px;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center}.notif-close:hover{background:var(--bg-card);color:var(--text-primary)}.notif-list{flex:1;overflow-y:auto;padding:12px}.notif-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;margin-bottom:8px;transition:var(--transition)}.notif-item.unread{border-color:var(--accent);background:#ff46550d}.notif-item-title{font-size:13px;font-weight:600;margin-bottom:4px}.notif-item-desc{font-size:12px;color:var(--text-secondary);line-height:1.4}.notif-item-time{font-size:10px;color:var(--text-muted);margin-top:4px}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;z-index:150;display:none;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.overlay.show{display:block}.modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:none;align-items:center;justify-content:center;padding:16px}.modal.show{display:flex}.modal-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-content{position:relative;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;width:100%;max-width:400px;max-height:90vh;overflow-y:auto;animation:modalIn .3s ease}@keyframes modalIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.modal-close{position:absolute;top:12px;right:12px;background:none;color:var(--text-muted);font-size:20px;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center}.modal-close:hover{background:var(--bg-card-hover);color:var(--text-primary)}.success-popup{text-align:center;padding:20px 0}.success-popup .icon{width:64px;height:64px;border-radius:50%;background:var(--success-bg);color:var(--success);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.success-popup .icon svg{width:32px;height:32px}.success-popup h3{font-size:18px;font-weight:700;margin-bottom:4px}.success-popup p{font-size:13px;color:var(--text-secondary);margin-bottom:16px}.qr-section{text-align:center;margin-bottom:20px}.qr-placeholder{width:180px;height:180px;background:#fff;border-radius:var(--radius);margin:0 auto 12px;display:flex;align-items:center;justify-content:center;padding:12px}.qr-placeholder svg{width:100%;height:100%;color:#000}.upi-id{font-size:16px;font-weight:700;color:var(--accent);font-family:var(--font-mono)}.withdraw-info{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px;margin-bottom:16px;display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-secondary)}.withdraw-info svg{width:20px;height:20px;color:var(--warning);flex-shrink:0}.result-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.result-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.result-rank{display:flex;align-items:center;gap:8px}.result-rank-number{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800}.rank-1{background:linear-gradient(135deg,gold,#ffb300);color:#000}.rank-2{background:linear-gradient(135deg,silver,#a0a0a0);color:#000}.rank-3{background:linear-gradient(135deg,#cd7f32,sienna);color:#fff}.rank-default{background:var(--bg-input);color:var(--text-secondary)}.result-details{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-bottom:12px}.result-stat{text-align:center}.result-stat-value{font-size:16px;font-weight:700}.result-stat-label{font-size:10px;color:var(--text-muted);text-transform:uppercase}.result-total{text-align:center;padding:10px;background:var(--success-bg);border-radius:var(--radius-sm);color:var(--success);font-size:18px;font-weight:800}.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}.empty-state svg{width:48px;height:48px;margin-bottom:12px;opacity:.4}.empty-state h3{font-size:16px;font-weight:600;margin-bottom:4px;color:var(--text-secondary)}.empty-state p{font-size:13px}.loading-spinner{display:flex;align-items:center;justify-content:center;padding:40px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast-container{position:fixed;top:70px;right:16px;z-index:500;display:flex;flex-direction:column;gap:8px}.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 16px;display:flex;align-items:center;gap:10px;font-size:13px;font-weight:500;animation:slideIn .3s ease;min-width:200px;max-width:320px;box-shadow:var(--shadow)}.toast svg{width:18px;height:18px;flex-shrink:0}.toast.success{border-color:var(--success)}.toast.success svg{color:var(--success)}.toast.error{border-color:var(--danger)}.toast.error svg{color:var(--danger)}.toast.warning{border-color:var(--warning)}.toast.warning svg{color:var(--warning)}.toast.info{border-color:var(--info)}.toast.info svg{color:var(--info)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:240px;background:var(--bg-secondary);border-right:1px solid var(--border);padding:16px 0;position:fixed;top:0;left:0;bottom:0;overflow-y:auto;z-index:50}.admin-sidebar-logo{padding:0 16px 16px;border-bottom:1px solid var(--border);margin-bottom:8px;font-size:16px;font-weight:800;color:var(--accent)}.admin-sidebar-logo span{color:var(--text-primary)}.admin-nav-item{display:flex;align-items:center;gap:10px;padding:10px 16px;color:var(--text-secondary);font-size:13px;font-weight:500;transition:var(--transition);background:none;width:100%;text-align:left}.admin-nav-item svg{width:18px;height:18px;flex-shrink:0}.admin-nav-item:hover{background:var(--bg-card);color:var(--text-primary)}.admin-nav-item.active{background:var(--accent-glow);color:var(--accent);border-right:3px solid var(--accent)}.admin-main{flex:1;margin-left:240px;padding:20px}.admin-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.admin-header h1{font-size:22px;font-weight:800}.admin-stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:24px}.admin-stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.admin-stat-card .label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.admin-stat-card .value{font-size:24px;font-weight:800}.admin-stat-card .value.accent{color:var(--accent)}.admin-stat-card .value.success{color:var(--success)}.admin-stat-card .value.warning{color:var(--warning)}.admin-stat-card .value.info{color:var(--info)}.admin-table{width:100%;border-collapse:collapse;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.admin-table th{text-align:left;padding:12px 14px;font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border);background:var(--bg-secondary)}.admin-table td{padding:10px 14px;font-size:13px;border-bottom:1px solid var(--border)}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background:#ff465508}.admin-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;max-width:600px}.admin-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.admin-form .form-group{margin-bottom:14px}.admin-form .form-group label{font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:4px;display:block}.admin-form .form-group input,.admin-form .form-group select,.admin-form .form-group textarea{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px}.admin-form .form-group textarea{min-height:80px;resize:vertical}.admin-form .form-group input:focus,.admin-form .form-group select:focus,.admin-form .form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.admin-form .form-group select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238892a8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:30px}.admin-tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.admin-tab{padding:6px 14px;border-radius:6px;background:var(--bg-card);border:1px solid var(--border);color:var(--text-secondary);font-size:12px;font-weight:500;transition:var(--transition)}.admin-tab.active{background:var(--accent);border-color:var(--accent);color:#fff}.admin-tab:hover:not(.active){border-color:var(--border-light);color:var(--text-primary)}@media (min-width: 768px){.tournament-grid{grid-template-columns:1fr 1fr}.wallet-stats{grid-template-columns:1fr 1fr 1fr 1fr}}@media (max-width: 480px){.auth-box{padding:20px 16px}.wallet-balance-amount{font-size:28px}.detail-grid{grid-template-columns:1fr 1fr}.admin-sidebar{width:60px}.admin-sidebar .admin-nav-item span,.admin-sidebar-logo span{display:none}.admin-main{margin-left:60px}.admin-form .form-row{grid-template-columns:1fr}.admin-stats{grid-template-columns:1fr 1fr}}.search-bar{display:flex;align-items:center;gap:8px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 12px;margin-bottom:16px}.search-bar svg{width:18px;height:18px;color:var(--text-muted);flex-shrink:0}.search-bar input{flex:1;background:none;border:none;color:var(--text-primary);font-size:13px}.search-bar input::placeholder{color:var(--text-muted)}.back-btn{display:inline-flex;align-items:center;gap:6px;background:none;color:var(--text-secondary);font-size:13px;font-weight:500;padding:6px 0;margin-bottom:12px}.back-btn svg{width:18px;height:18px}.back-btn:hover{color:var(--text-primary)}.file-input-wrapper{position:relative}.file-input-wrapper input[type=file]{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.file-input-label{display:flex;align-items:center;gap:8px;padding:10px 14px;background:var(--bg-input);border:1px dashed var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:12px;cursor:pointer;transition:var(--transition)}.file-input-label:hover{border-color:var(--accent);color:var(--text-primary)}.file-input-label svg{width:18px;height:18px}.admin-login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);padding:24px}.admin-login-box{width:100%;max-width:360px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 24px;text-align:center}.admin-login-box h2{font-size:20px;font-weight:700;margin-bottom:4px}.admin-login-box p{color:var(--text-muted);font-size:13px;margin-bottom:24px}.toggle-switch{position:relative;width:44px;height:24px;display:inline-block}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;top:0;right:0;bottom:0;left:0;background:var(--bg-input);border:1px solid var(--border);border-radius:12px;transition:var(--transition)}.toggle-slider:before{content:"";position:absolute;height:18px;width:18px;left:2px;bottom:2px;background:var(--text-muted);border-radius:50%;transition:var(--transition)}.toggle-switch input:checked+.toggle-slider{background:var(--success);border-color:var(--success)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px);background:#fff}.action-btns{display:flex;gap:6px;flex-wrap:wrap}@media (max-width: 768px){.admin-sidebar{width:56px}.admin-sidebar .admin-nav-item span,.admin-sidebar-logo span{display:none}.admin-main{margin-left:56px;padding:12px}.admin-stats{grid-template-columns:1fr 1fr}.admin-table{font-size:12px}.admin-table th,.admin-table td{padding:8px 10px}}