:root{--accent:#e040fb;--blue-glow:rgba(100, 181, 246, 0.4)}body{background:linear-gradient(rgba(255,255,255,.015) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.015) 1px,transparent 1px),linear-gradient(135deg,#0a0e27 0%,#1a1f3a 25%,#0f1629 50%,#1e2a4a 75%,#0a0e27 100%);background-size:60px 60px,60px 60px,100% 100%;background-attachment:fixed;color:#fff;font-family:maven pro,sans-serif;min-height:100vh}#game-status{color:#fff;text-shadow:0 2px 6px rgba(0,0,0,.8),0 0 20px rgba(255,255,255,.3);font-size:1.28em;letter-spacing:.5px;font-weight:600;padding:12px;border-radius:12px;transition:all .3s}#player-names{background:rgba(255,255,255,3%);padding:12px 20px;border-radius:16px;border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(5px);margin-bottom:24px}#timer-container{width:100%;max-width:500px;margin:0 auto 24px}#timer-bar{box-shadow:0 0 10px rgba(76,175,80,.4)}.board{display:grid;grid-template-columns:repeat(15,30px);grid-template-rows:repeat(15,30px);gap:0;justify-content:center;margin:24px auto;padding:20px;background:linear-gradient(145deg,#dcb06a,#c9a055);border-radius:4px;border:3px solid #8b4513;width:fit-content;box-shadow:0 8px 32px rgba(0,0,0,.5),inset 0 2px 4px rgba(255,255,255,.1);position:relative}.cell{width:30px;height:30px;background:0 0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s ease;position:relative;z-index:1}.cell::before{content:'';position:absolute;background:rgba(0,0,0,.5);pointer-events:none;z-index:0}.cell::before{width:100%;height:1px;top:50%;left:0;transform:translateY(-50%)}.cell::after{content:'';position:absolute;width:1px;height:100%;left:50%;top:0;transform:translateX(-50%);background:rgba(0,0,0,.5);pointer-events:none;z-index:0}.cell:nth-child(-n+15)::after{top:50%;height:50%}.cell:nth-child(n+211)::after{height:50%}.cell:nth-child(15n+1)::before{left:50%;width:50%}.cell:nth-child(15n)::before{width:50%}.star-point{position:absolute;width:8px;height:8px;background:rgba(0,0,0,.7);border-radius:50%;z-index:0;pointer-events:none}.cell.has-piece .star-point{display:none}.cell:hover:not(.has-piece){background:radial-gradient(circle,rgba(0,0,0,.15) 30%,transparent 70%)}.stone{width:26px;height:26px;border-radius:50%;position:relative;z-index:2;transition:transform .1s ease}.stone.black{background:radial-gradient(circle at 35% 35%,#555,#111 60%,#000);box-shadow:2px 2px 4px rgba(0,0,0,.5),inset -2px -2px 6px rgba(255,255,255,8%)}.stone.white{background:radial-gradient(circle at 35% 35%,#fff,#f0f0f0 40%,#d8d8d8);box-shadow:2px 2px 4px rgba(0,0,0,.25),inset -1px -1px 3px rgba(0,0,0,8%)}.stone.last-move::after{content:'';position:absolute;top:50%;left:50%;width:8px;height:8px;border-radius:50%;transform:translate(-50%,-50%)}.stone.black.last-move::after{background:#ff5722;box-shadow:0 0 6px #ff5722}.stone.white.last-move::after{background:#e91e63;box-shadow:0 0 6px #e91e63}#back-link a{color:#64b5f6;text-shadow:0 1px 3px rgba(0,0,0,.8);font-weight:500;transition:all .2s;text-decoration:none;display:inline-flex;align-items:center;gap:8px}#back-link a:hover{color:#90caf9;text-shadow:0 1px 3px rgba(0,0,0,.8),0 0 10px rgba(100,181,246,.5);transform:translateX(-4px)}.results-modal-overlay{position:fixed;inset:0;background:rgba(10,14,39,.9);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .4s ease-out}.results-modal{background:linear-gradient(145deg,rgba(35,38,58,.95),rgba(20,24,40,.98));border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:40px;width:90%;max-width:440px;text-align:center;box-shadow:0 20px 50px rgba(0,0,0,.5),0 0 30px rgba(100,181,246,.15);animation:slideUp .5s cubic-bezier(.18,.89,.32,1.28)}.results-header{font-size:2.5em;font-weight:800;margin-bottom:8px;text-transform:uppercase;letter-spacing:2px;background:linear-gradient(to right,#fff,#90caf9);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.results-outcome{font-size:1.1em;color:rgba(255,255,255,.6);margin-bottom:30px}.xp-gain-container{background:rgba(255,255,255,3%);border-radius:16px;padding:20px;margin-bottom:30px;border:1px solid rgba(255,255,255,5%)}.xp-gain-label{display:flex;justify-content:space-between;margin-bottom:12px;font-weight:600;font-size:.95em}.xp-progress-bg{width:100%;height:12px;background:rgba(255,255,255,5%);border-radius:6px;overflow:hidden;position:relative}.xp-progress-fill{height:100%;background:linear-gradient(90deg,#42a5f5,#00d2ff);border-radius:6px;transition:width 1.5s cubic-bezier(.4,0,.2,1);width:0}.rank-text{margin-top:10px;font-size:.85em;color:rgba(255,255,255,.5)}.results-actions{display:flex;flex-direction:column;gap:12px}.btn-primary,.btn-secondary{padding:14px 24px;border-radius:12px;font-size:1.1em;font-weight:700;cursor:pointer;transition:all .2s;border:none}.btn-primary{background:linear-gradient(135deg,#2196f3,#1565c0);color:#fff;box-shadow:0 4px 15px rgba(33,150,243,.3)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px rgba(33,150,243,.4)}.btn-secondary{background:rgba(255,255,255,5%);color:#fff;border:1px solid rgba(255,255,255,.1)}.btn-secondary:hover{background:rgba(255,255,255,.1)}.btn-primary:disabled{background:#333;opacity:.6;cursor:not-allowed;box-shadow:none}@keyframes fadeIn{from{opacity:0}to{opacity:1}}@keyframes slideUp{from{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}.flash-effect{animation:modalFlash .4s ease-out}@keyframes modalFlash{0%{transform:scale(1);filter:brightness(1)}50%{transform:scale(1.02);filter:brightness(1.4)}100%{transform:scale(1);filter:brightness(1)}}.challenge-message{margin-top:-15px;margin-bottom:20px;font-size:.95em;font-weight:600;color:#64b5f6;text-shadow:0 0 10px rgba(100,181,246,.3);animation:fadeIn .3s ease-out}@media(max-width:520px){.board{grid-template-columns:repeat(15,20px);grid-template-rows:repeat(15,20px);padding:8px}.cell{width:20px;height:20px}.stone{width:16px;height:16px}.results-modal{padding:24px}.results-header{font-size:2em}}