:root{--bg-dark:#0a0e17;--bg-accent:#141b2d;--text-primary:#fff;--text-secondary:#a0aec0;--accent-gold:#fbbf24;--accent-gold-hover:#d97706;--glass-bg:hsla(0,0%,100%,.05);--glass-border:hsla(0,0%,100%,.1);--card-shadow:0 8px 32px 0 rgba(0,0,0,.37);--font-inter:"Inter",system-ui,-apple-system,sans-serif;--color-group-a:#10b981;--color-group-b:#3b82f6;--color-group-c:#f43f5e;--color-group-d:#8b5cf6;--color-group-e:#f59e0b;--color-group-f:#06b6d4;--color-group-g:#ec4899;--color-group-h:#6366f1;--color-group-i:#a855f7;--color-group-j:#14b8a6;--color-group-k:#fb923c;--color-group-l:#94a3b8;--color-knockout:#dc2626}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background-color:var(--bg-dark);color:var(--text-primary);font-family:var(--font-inter)}body{background-image:radial-gradient(circle at 50% 50%,#1a2235 0,#0a0e17 100%);min-height:100vh}h1,h2,h3{font-weight:700;letter-spacing:-.02em}a{color:inherit;text-decoration:none}.glass{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--card-shadow)}.btn-gold{background:linear-gradient(135deg,var(--accent-gold) 0,#f59e0b 100%);color:#000;padding:.75rem 1.5rem;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 14px 0 rgba(251,191,36,.39)}.btn-gold:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(251,191,36,.45)}.nav{height:80px;display:flex;align-items:center;justify-content:space-between;padding:0 4rem;position:-webkit-sticky;position:sticky;top:0;z-index:100;border-bottom:1px solid var(--glass-border)}.container{max-width:1400px;margin:0 auto;padding:2rem}.spreadsheet-container{overflow-x:auto;border-radius:12px;border:1px solid var(--glass-border);background:rgba(0,0,0,.2)}.spreadsheet-table{width:100%;border-collapse:collapse;font-size:.9rem;color:#fff}.spreadsheet-table th{background:#333;color:#fff;text-align:left;padding:.75rem;font-weight:600;text-transform:uppercase;font-size:.75rem;letter-spacing:.05em;position:-webkit-sticky;position:sticky;top:0;z-index:10}.spreadsheet-table td{padding:.75rem;border-bottom:1px solid var(--glass-border)}.spreadsheet-table tr:nth-child(2n){background:hsla(0,0%,100%,.02)}.spreadsheet-table .group-row{background:rgba(0,0,0,.3)!important;font-weight:700}.team-cell{display:flex;align-items:center;gap:.5rem}.flag-placeholder{width:20px;height:14px;background:#444;border-radius:2px;display:inline-block}.score-input{width:50px;background:hsla(0,0%,100%,.05);border:1px solid var(--glass-border);color:#fff;text-align:center;padding:.25rem;border-radius:4px}.score-input::-webkit-inner-spin-button,.score-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.score-input[type=number]{-moz-appearance:textfield;-webkit-appearance:none;appearance:none}.standings-card{font-size:.8rem;margin-bottom:1.5rem}.standings-table{width:100%;border-collapse:collapse}.standings-table th{padding:.5rem;text-align:center;border-bottom:2px solid hsla(0,0%,100%,.1)}.standings-table td{padding:.5rem;text-align:center;border-bottom:1px solid hsla(0,0%,100%,.05)}.standings-table .team-name{text-align:left;font-weight:600}.tooltip-container,.tooltip-icon{position:relative;display:inline-flex;align-items:center}.tooltip-icon{cursor:help;justify-content:center;width:15px;height:15px;background:transparent;border:1.2px solid #e2e8f0;border-radius:50%;margin-left:6px;transition:all .2s;flex-shrink:0}.tooltip-icon:before{top:3px;height:2px}.tooltip-icon:after,.tooltip-icon:before{content:"";position:absolute;width:2px;background:#22d3ee;border-radius:0}.tooltip-icon:after{top:6.5px;height:5.5px}.tooltip-icon:hover{opacity:1;transform:scale(1.1)}.tooltip-text{visibility:hidden;width:220px;background-color:#1e293b;color:#fff;text-align:center;border-radius:8px;padding:10px;position:absolute;z-index:1000;bottom:125%;left:50%;transform:translateX(-50%);opacity:0;transition:opacity .3s;border:1px solid hsla(0,0%,100%,.1);box-shadow:0 10px 15px -3px rgba(0,0,0,.5);font-size:.75rem;pointer-events:none;font-weight:400;line-height:1.4;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.tooltip-container:hover .tooltip-text{visibility:visible;opacity:1}.tooltip-text:after{content:"";position:absolute;top:100%;left:50%;margin-left:-5px;border:5px solid transparent;border-top-color:#1e293b}.global-loader-container{display:flex;align-items:center;justify-content:center;height:100vh;width:100vw;background-color:var(--bg-dark);background-image:radial-gradient(circle at 50% 50%,#1a2235 0,#0a0e17 100%);position:fixed;top:0;left:0;z-index:9999}.global-spinner{width:50px;height:50px;border-radius:50%;border:4px solid hsla(0,0%,100%,.1);border-top:4px solid var(--accent-gold);animation:spin .8s ease-in-out infinite}@keyframes spin{to{transform:rotate(1turn)}}