:root{--primary-dark: #1e293b;--primary-accent: #14b8a6;--primary-accent-hover: #0d9488;--primary-accent-light: #ccfbf1;--background: #f8fafc;--card-bg: #ffffff;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border-color: #e2e8f0;--border-radius: 12px;--border-radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow: 0 1px 3px rgba(0, 0, 0, .1), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--transition: all .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background);color:var(--text-primary);line-height:1.6}#root{min-height:100vh}.container{max-width:1400px;margin:0 auto;padding:0 24px}nav{background-color:var(--primary-dark);color:#fff;padding:0;box-shadow:var(--shadow-md);position:sticky;top:0;z-index:100}nav .container{display:flex;justify-content:space-between;align-items:center;height:64px}nav h1{font-size:1.25rem;font-weight:700;letter-spacing:-.02em}nav h1 span{color:var(--primary-accent)}nav ul{list-style:none;display:flex;gap:2rem;align-items:center}nav a{color:#ffffffe6;text-decoration:none;font-weight:500;font-size:.9rem;transition:var(--transition)}nav a:hover{color:var(--primary-accent)}nav button{background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff;padding:.5rem 1.25rem;border-radius:6px;cursor:pointer;font-size:.875rem;font-weight:500;transition:var(--transition)}nav button:hover{background-color:#ffffff1a;border-color:#ffffff80}.nav-user{display:flex;align-items:center;gap:.75rem;color:#ffffffe6;font-size:.9rem}.nav-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary-accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.875rem}.auth-container{max-width:420px;margin:4rem auto;background:var(--card-bg);padding:2.5rem;border-radius:var(--border-radius);box-shadow:var(--shadow-lg)}.auth-container h2{margin-bottom:1.5rem;color:var(--text-primary);font-size:1.5rem;font-weight:600}.form-group{margin-bottom:1.25rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;font-size:.875rem;color:var(--text-secondary)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.75rem 1rem;border:1px solid var(--border-color);border-radius:var(--border-radius-sm);font-size:.9375rem;background:var(--card-bg);transition:var(--transition)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-accent);box-shadow:0 0 0 3px var(--primary-accent-light)}.checkbox-group{display:flex;align-items:center;gap:.5rem}.checkbox-group input{width:auto}button.btn-primary{width:100%;padding:.875rem 1.5rem;background-color:var(--primary-accent);color:#fff;border:none;border-radius:var(--border-radius-sm);font-size:.9375rem;font-weight:600;cursor:pointer;transition:var(--transition)}button.btn-primary:hover{background-color:var(--primary-accent-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}button.btn-primary:disabled{background-color:var(--text-muted);cursor:not-allowed;transform:none}button.btn-secondary{padding:.5rem 1rem;background-color:var(--background);color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;font-weight:500;transition:var(--transition)}button.btn-secondary:hover{background-color:var(--border-color)}.error{color:#dc2626;margin-bottom:1rem;padding:.75rem 1rem;background-color:#fef2f2;border:1px solid #fecaca;border-radius:var(--border-radius-sm);font-size:.875rem}.success{color:#059669;margin-bottom:1rem;padding:.75rem 1rem;background-color:#ecfdf5;border:1px solid #a7f3d0;border-radius:var(--border-radius-sm);font-size:.875rem}.card{background:var(--card-bg);padding:1.5rem;border-radius:var(--border-radius);box-shadow:var(--shadow);margin-bottom:1.5rem;border:1px solid var(--border-color);overflow-x:auto}.card h3{margin-bottom:1rem;color:var(--text-primary);font-weight:600}.grid{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}table{width:100%;border-collapse:collapse;background:var(--card-bg);border-radius:var(--border-radius-sm);overflow:hidden}th,td{padding:1rem;text-align:left;border-bottom:1px solid var(--border-color)}th{background-color:var(--primary-dark);color:#fff;font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}tr:hover{background-color:var(--background)}tr:last-child td{border-bottom:none}.leaderboard-rank{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;font-weight:700;font-size:.875rem;color:var(--text-secondary);background:var(--background)}.leaderboard-rank.first{color:#92400e;background:linear-gradient(135deg,#fde68a,#fbbf24);box-shadow:0 2px 4px #fbbf244d}.leaderboard-rank.second{color:#374151;background:linear-gradient(135deg,#e5e7eb,#d1d5db);box-shadow:0 2px 4px #9ca3af4d}.leaderboard-rank.third{color:#92400e;background:linear-gradient(135deg,#fed7aa,#fdba74);box-shadow:0 2px 4px #fb923c4d}.message-board{margin-top:1.5rem}.message{padding:1rem;border-bottom:1px solid var(--border-color)}.message:last-child{border-bottom:none}.message-header{display:flex;justify-content:space-between;margin-bottom:.5rem;font-size:.8125rem;color:var(--text-muted)}.message-username{font-weight:600;color:var(--primary-accent)}.message-board h3{margin-bottom:1.25rem}.message-board .btn-primary{width:auto}.game-card{background:var(--card-bg);padding:1.5rem;border-radius:var(--border-radius);margin-bottom:1rem;box-shadow:var(--shadow);border:1px solid var(--border-color)}.game-matchup{font-size:1.125rem;font-weight:600;margin-bottom:.75rem;color:var(--text-primary)}.game-time{color:var(--text-muted);font-size:.8125rem;margin-bottom:1rem}.pick-options{display:flex;gap:1rem;margin-bottom:1rem}.pick-option{flex:1;padding:1rem;border:2px solid var(--border-color);border-radius:var(--border-radius-sm);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none;text-align:center;transition:var(--transition);display:flex;flex-direction:column;font-family:inherit;font-size:inherit;color:inherit;outline:none;align-items:center;justify-content:center;background:var(--card-bg)}.pick-option:hover{border-color:var(--primary-accent);transform:translateY(-2px);box-shadow:var(--shadow-md)}.pick-option:active{transform:scale(.98);border-color:var(--primary-accent);background-color:var(--primary-accent-light)}.pick-option:focus-visible{border-color:var(--primary-accent);box-shadow:0 0 0 3px var(--primary-accent-light)}.pick-option img{pointer-events:none}.pick-option.selected{border-color:var(--primary-accent);background-color:var(--primary-accent-light);box-shadow:0 0 0 3px var(--primary-accent-light)}.loading{text-align:center;padding:3rem;font-size:1rem;color:var(--text-muted)}.page-header{display:flex;justify-content:space-between;align-items:center;margin:2rem 0}.page-header h2{color:var(--text-primary);font-size:1.75rem;font-weight:700}.tabs{display:flex;gap:0;border-bottom:1px solid var(--border-color);margin-bottom:1.5rem}.tab-button{padding:1rem 1.5rem;background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;font-weight:500;font-size:.9375rem;color:var(--text-secondary);transition:var(--transition);margin-bottom:-1px}.tab-button:hover{color:var(--primary-accent)}.tab-button.active{color:var(--primary-accent);border-bottom-color:var(--primary-accent)}.mobile-tab-select{margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.tab-dropdown{width:100%;padding:.875rem 2.5rem .875rem 1rem;font-size:1rem;font-weight:500;color:var(--text-primary);background-color:var(--card-bg);border:2px solid var(--primary-accent);border-radius:var(--border-radius-sm);cursor:pointer;-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 12 12'%3E%3Cpath fill='%2314b8a6' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center}.tab-dropdown:focus{outline:none;box-shadow:0 0 0 3px var(--primary-accent-light)}.pool-card{background:var(--card-bg);border-radius:var(--border-radius);padding:1.5rem;border:1px solid var(--border-color);transition:var(--transition);cursor:pointer}.pool-card:hover{border-color:var(--primary-accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}.pool-card h3{font-size:1.125rem;font-weight:600;margin-bottom:.5rem}.pool-card .pool-meta{font-size:.875rem;color:var(--text-muted)}.pool-card .pool-sport{display:inline-block;background:var(--primary-accent-light);color:var(--primary-accent-hover);padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;margin-top:.75rem}.breadcrumbs{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--text-muted);margin-bottom:.5rem}.breadcrumbs a{color:var(--text-muted);text-decoration:none;transition:var(--transition)}.breadcrumbs a:hover{color:var(--primary-accent)}.breadcrumbs span{color:var(--text-primary)}.stats-row{display:flex;gap:1.5rem;margin-bottom:1.5rem}.stat-card{flex:1;background:var(--card-bg);border-radius:var(--border-radius);padding:1.25rem;border:1px solid var(--border-color);text-align:center}.stat-value{font-size:1.75rem;font-weight:700;color:var(--primary-accent)}.stat-label{font-size:.8125rem;color:var(--text-muted);margin-top:.25rem}.countdown{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--text-muted)}.countdown-value{font-weight:700;color:var(--text-primary);font-variant-numeric:tabular-nums}.bracket-container{margin-top:0}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.font-bold{font-weight:700}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}@media (max-width: 768px){.container{padding:0 16px}nav .container{height:56px}nav h1{font-size:1.125rem}nav ul{gap:1rem}.grid{grid-template-columns:1fr}.stats-row{flex-direction:column;gap:1rem}.page-header{flex-direction:column;align-items:flex-start;gap:1rem}.pick-options{gap:.75rem}.pick-option{padding:1.25rem 1rem;min-height:100px}.pick-option:hover{transform:none;box-shadow:none}.pick-option:active{transform:scale(.97);background-color:var(--primary-accent-light)}.pick-option img{width:56px!important;height:56px!important}.game-card input[type=number]{font-size:16px;padding:.875rem;min-height:48px}.game-card .btn-primary{padding:.875rem 1.5rem;min-height:48px;font-size:1rem}}