:root{--bg-dark:#0f172a;--bg-game:#064e3b;--bg-card:#f8fafc;--text-light:#f1f5f9;--text-dark:#0f172a;--accent:#fbbf24;--danger:#ef4444;--success:#10b981}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-light);min-height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;overflow:hidden}#root{flex-direction:column;width:100%;height:100vh;display:flex}h1{letter-spacing:-.025em;font-size:3rem;font-weight:800}h2{font-size:2rem;font-weight:700}.btn{cursor:pointer;border:none;border-radius:9999px;padding:.75rem 1.5rem;font-size:1rem;font-weight:600;transition:all .2s}.btn-primary{background:var(--accent);color:var(--text-dark)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #fbbf2466}.btn-danger{background:var(--danger);color:var(--text-light)}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 4px 12px #ef444466}.btn-disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.input{color:#fff;background:#ffffff1a;border:1px solid #fff3;border-radius:.5rem;outline:none;padding:.75rem 1rem;font-size:1rem;transition:border-color .2s}.input:focus{border-color:var(--accent)}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes popIn{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.lobby-container{background:radial-gradient(circle,#1e293b 0%,#0f172a 100%);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.lobby-card{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff0d;border:1px solid #ffffff1a;border-radius:1rem;flex-direction:column;gap:1.5rem;width:100%;max-width:400px;padding:3rem;animation:.5s ease-out forwards slideUp;display:flex}.game-container{background:radial-gradient(circle,#065f46 0%,#064e3b 100%);flex-direction:column;flex:1;height:100vh;display:flex;position:relative}.game-header{background:#0000004d;justify-content:space-between;padding:1rem;display:flex}.opponent-area{flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:2rem;display:flex}.table-center{flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex;position:relative}.target-rank-display{border:1px solid var(--accent);color:var(--accent);text-shadow:0 0 10px #fbbf2480;background:#00000080;border-radius:9999px;padding:.5rem 2rem;font-size:2rem;font-weight:700;animation:.3s ease-out popIn;position:absolute;top:10%}.pile-container{perspective:1000px;border:2px dashed #fff3;border-radius:.5rem;justify-content:center;align-items:center;width:120px;height:168px;display:flex;position:relative}.pile-count{background:var(--danger);color:#fff;z-index:10;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.25rem;font-weight:700;display:flex;position:absolute;top:-20px;right:-20px;box-shadow:0 4px 6px #0000004d}.pile-card{background:repeating-linear-gradient(45deg,#1e293b,#1e293b 10px,#0f172a 10px 20px);border:2px solid #fff;border-radius:.5rem;width:100px;height:140px;position:absolute;box-shadow:-2px 2px 5px #0000004d}.player-area{background:linear-gradient(#0000,#000c);flex-direction:column;align-items:center;gap:1.5rem;padding:2rem 1rem;display:flex}.action-bar{gap:1rem;animation:.3s ease-out slideUp;display:flex}.hand-container{justify-content:center;gap:-60px;width:100%;max-width:900px;padding:1rem;display:flex}.playing-card{cursor:pointer;background:#fff;border-radius:.5rem;flex-direction:column;justify-content:space-between;width:100px;height:140px;margin-left:-50px;padding:.5rem;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;position:relative;box-shadow:0 4px 6px #0000004d}.playing-card:first-child{margin-left:0}.playing-card.red{color:#ef4444}.playing-card.black{color:#0f172a}.playing-card:hover{z-index:10;transform:translateY(-20px)scale(1.05)}.playing-card.selected{box-shadow:0 0 0 3px var(--accent), 0 10px 15px #00000080;z-index:5;transform:translateY(-30px)}.card-top-left{font-size:1.5rem;font-weight:700;line-height:1}.card-center{flex:1;justify-content:center;align-items:center;font-size:2.5rem;display:flex}.card-bottom-right{text-align:right;font-size:1.5rem;font-weight:700;line-height:1;transform:rotate(180deg)}.modal-overlay{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:100;background:#000c;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-dark);text-align:center;border:1px solid #ffffff1a;border-radius:1rem;flex-direction:column;gap:1.5rem;padding:3rem;animation:.3s ease-out popIn;display:flex}.revealed-cards{justify-content:center;gap:1rem;margin:1.5rem 0;display:flex}.status-banner{background:var(--accent);color:var(--text-dark);border-radius:9999px;padding:.5rem 2rem;font-weight:700;animation:.3s ease-out popIn}