*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden}body{color:#fff;background:#050816;font-family:Orbitron,sans-serif}.home-screen{background:radial-gradient(circle at top,#11336b 0%,#050816 60%);justify-content:center;align-items:center;width:100dvw;height:100dvh;min-height:100svh;padding:24px;display:flex;position:relative;overflow:hidden}.background-glow{filter:blur(140px);opacity:.25;background:#0057ff;border-radius:50%;width:min(90vw,600px);height:min(90vw,600px);position:absolute}.hero{z-index:2;text-align:center;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:720px;display:flex;position:relative}.logo{object-fit:contain;filter:drop-shadow(0 0 20px #0057ffb3);width:clamp(130px,28vw,240px);max-height:32dvh;margin-bottom:clamp(14px,3vh,24px)}h1{letter-spacing:clamp(2px,1vw,7px);text-shadow:0 0 10px #fff3,0 0 20px #0057ff80;margin-bottom:clamp(8px,2vh,14px);font-size:clamp(2rem,8vw,4.8rem);font-weight:900}.subtitle{opacity:.7;letter-spacing:clamp(1px,.5vw,2px);max-width:90vw;font-size:clamp(.75rem,2.5vw,1rem)}@media (height<=560px){.logo{width:120px;max-height:26dvh;margin-bottom:10px}h1{margin-bottom:6px;font-size:2rem}.subtitle{font-size:.7rem}}@media (width<=360px){.home-screen{padding:16px}.logo{width:120px}h1{font-size:1.8rem}}@keyframes floatLogo{0%{transform:translateY(0)}50%{transform:translateY(-10px)}to{transform:translateY(0)}}@keyframes pulseGlow{0%{opacity:.2;transform:scale(1)}50%{opacity:.35;transform:scale(1.08)}to{opacity:.2;transform:scale(1)}}.logo{animation:4s ease-in-out infinite floatLogo}.background-glow{animation:6s ease-in-out infinite pulseGlow}.inspiration-card{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffff0f;border:1px solid #ffffff1f;border-radius:18px;width:min(92vw,420px);margin-top:clamp(18px,4vh,32px);padding:10px;box-shadow:0 20px 60px #00000059}.inspiration-label{letter-spacing:2px;text-transform:uppercase;color:#ffffffa6;margin-bottom:8px;font-size:.62rem;display:block}.comment-shot{object-fit:contain;border-radius:12px;width:100%;max-height:24dvh;display:block}.airy-signature{opacity:.72;z-index:5;filter:drop-shadow(0 0 12px #ffffff26);width:clamp(58px,10vw,92px);position:fixed;bottom:clamp(14px,3vw,28px);right:clamp(14px,3vw,28px)}.start-button{color:#fff;letter-spacing:3px;cursor:pointer;background:linear-gradient(135deg,#0057ff,#00a3ff);border:none;border-radius:999px;outline:none;margin-top:clamp(20px,4vh,34px);padding:16px 34px;font-family:Orbitron,sans-serif;font-size:.95rem;font-weight:700;transition:transform .2s,box-shadow .2s,opacity .2s;box-shadow:0 0 20px #0057ff73,0 12px 40px #0057ff59}.start-button:hover{transform:translateY(-3px)scale(1.03);box-shadow:0 0 30px #0057ffb3,0 20px 60px #0057ff73}.start-button:active{transform:scale(.98)}@media (width<=768px){.start-button{width:100%;max-width:320px;padding:18px 24px}}.loading-screen{z-index:999;opacity:1;visibility:visible;background:#050816;justify-content:center;align-items:center;transition:opacity .6s,visibility .6s;display:flex;position:fixed;inset:0}.loading-screen.hidden{opacity:0;visibility:hidden}.loading-content{flex-direction:column;align-items:center;display:flex}.loading-logo{width:120px;margin-bottom:20px;animation:3s ease-in-out infinite floatLogo}.loading-text{letter-spacing:3px;opacity:.7;font-size:.8rem}.gold{background:linear-gradient(90deg,#ffd7001a,#ffffff0a);border:1px solid #ffd70059}.leaderboard-title{letter-spacing:2px;text-transform:uppercase;color:#ffffffb8;text-align:center;margin-top:28px;margin-bottom:14px;font-size:.72rem}.loading-progress{background:#ffffff14;border-radius:999px;width:min(90vw,320px);height:8px;margin-top:18px;margin-bottom:8px;overflow:hidden}.loading-progress-bar{background:linear-gradient(90deg,#0000,#00a3ff,gold,#0000);border-radius:999px;width:35%;height:100%;animation:1.1s ease-in-out infinite loadingMove}@keyframes loadingMove{0%{transform:translate(-110%)}to{transform:translate(310%)}}.loading-leaderboard{flex-direction:column;gap:10px;width:min(90vw,340px);margin-top:8px;display:flex}.loading-player{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff0d;border:1px solid #ffffff14;border-radius:16px;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;transition:transform .2s,border .2s;display:flex}.loading-player:hover{transform:translateY(-2px)}.loading-player span{font-size:.95rem}.loading-player strong{flex:1;font-size:.9rem;font-weight:700}.loading-player em{color:#00a3ff;font-size:.78rem;font-style:normal}.gold{background:linear-gradient(90deg,#ffd7001f,#ffffff0a);border:1px solid #ffd70066;box-shadow:0 0 20px #ffd7001f}.silver{background:linear-gradient(90deg,#c0c0c01a,#ffffff0a);border:1px solid #c0c0c059}.bronze{background:linear-gradient(90deg,#cd7f321a,#ffffff0a);border:1px solid #cd7f3259}.rank-4{background:linear-gradient(90deg,#00a3ff14,#ffffff0a);border:1px solid #00a3ff40}.rank-5{background:linear-gradient(90deg,#ffffff12,#ffffff08);border:1px solid #ffffff29}.empty-leaderboard{text-align:center;letter-spacing:1px;color:#ffffffb8;background:#ffffff0d;border:1px solid #ffffff14;border-radius:16px;padding:18px;font-size:.8rem}.player-modal{z-index:800;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#050816d1;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.player-modal.hidden{display:none}.player-modal-card{text-align:center;background:#ffffff14;border:1px solid #ffffff1f;border-radius:24px;width:min(92vw,420px);padding:28px;box-shadow:0 24px 80px #00000073}.player-modal-card h2{margin-bottom:12px;font-size:1.4rem}.player-modal-card p{opacity:.75;margin-bottom:22px;font-size:.85rem;line-height:1.5}#playerNameInput{color:#fff;text-align:center;background:#ffffff1a;border:none;border-radius:16px;outline:none;width:100%;margin-bottom:18px;padding:16px 18px;font-family:Orbitron,sans-serif;font-size:.9rem}#playerNameInput::placeholder{color:#fff6}#savePlayerButton{color:#fff;letter-spacing:2px;cursor:pointer;background:linear-gradient(135deg,#0057ff,#00a3ff);border:none;border-radius:999px;width:100%;padding:16px 20px;font-family:Orbitron,sans-serif;font-weight:700}.score-card{background:#ffffff0d;border:1px solid #ffffff14;border-radius:18px;min-width:160px;padding:18px}.score-card span{opacity:.6;letter-spacing:2px;margin-bottom:8px;font-size:.65rem;display:block}.game-screen{z-index:20;background:#050816;flex-direction:column;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.hidden-game{display:none}.game-layout{justify-content:center;align-items:center;gap:24px;width:100%;height:80dvh;display:flex}.game-board{aspect-ratio:10/20;background:#ffffff0d;border:1px solid #ffffff1f;border-radius:24px;height:80dvh;padding:8px;box-shadow:0 0 40px #0057ff40,inset 0 0 30px #ffffff0a}#tetrisCanvas{background:#02040d;border-radius:18px;width:100%;height:100%;display:block}.game-sidebar{flex-direction:column;gap:14px;display:flex}.score-card,.next-piece-card{background:#ffffff0d;border:1px solid #ffffff14;border-radius:18px;min-width:160px;padding:16px}.score-card span,.next-piece-card span{opacity:.6;letter-spacing:2px;margin-bottom:8px;font-size:.65rem;display:block}.score-card strong{font-size:1rem}.mobile-controls{display:none}@media (width<=900px){.game-screen{justify-content:flex-start;padding:58px 10px 10px}.game-layout{flex-direction:column;gap:10px;height:auto}.game-board{height:54dvh;max-height:560px}.game-sidebar{grid-template-columns:1fr 1fr;gap:8px;width:100%;max-width:430px;display:grid}.score-card,.next-piece-card,.pause-button{border-radius:14px;width:100%;min-width:0;padding:10px}.score-card span,.next-piece-card span{letter-spacing:1px;margin-bottom:6px;font-size:.52rem}.score-card strong{font-size:.82rem}.pause-button{letter-spacing:1px;padding:12px 8px;font-size:.7rem}#nextPieceCanvas{width:70px;height:70px}.mobile-controls{grid-template-columns:repeat(4,1fr);gap:8px;width:100%;max-width:430px;margin-top:10px;display:grid}.mobile-controls button{color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff14;border:none;border-radius:14px;padding:15px 0;font-size:1.35rem;font-weight:700}}.pause-button{color:#fff;letter-spacing:2px;cursor:pointer;background:#ffffff14;border:none;border-radius:16px;padding:14px 18px;font-family:Orbitron,sans-serif;font-weight:700;transition:all .2s}.pause-button:hover{background:#ffffff24}.game-over-screen{z-index:999;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#050816db;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.game-over-screen.hidden{display:none}.game-over-card{text-align:center;background:#ffffff14;border:1px solid #ffffff1f;border-radius:28px;width:min(92vw,420px);padding:34px 28px;box-shadow:0 24px 80px #00000073}.game-over-card h2{margin-bottom:18px;font-size:2rem}.game-over-score{letter-spacing:2px;opacity:.65;margin-bottom:10px;font-size:.8rem}#finalScore{color:gold;margin-bottom:28px;font-size:2rem;display:block}.restart-button{color:#fff;letter-spacing:2px;cursor:pointer;background:linear-gradient(135deg,#0057ff,#00a3ff);border:none;border-radius:999px;width:100%;padding:16px 20px;font-family:Orbitron,sans-serif;font-weight:700}.next-piece-card{text-align:center;background:#ffffff0d;border:1px solid #ffffff14;border-radius:18px;padding:18px}.next-piece-card span{letter-spacing:2px;opacity:.6;margin-bottom:14px;font-size:.65rem;display:block}#nextPieceCanvas{background:#02040d;border-radius:14px;width:120px;height:120px;margin:auto;display:block}.tutorial-screen{z-index:850;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#050816db;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.tutorial-screen.hidden{display:none}.tutorial-card{text-align:center;background:#ffffff14;border:1px solid #ffffff1f;border-radius:26px;width:min(92vw,460px);padding:30px}.tutorial-card h2{margin-bottom:22px}.tutorial-card p{opacity:.82;margin-bottom:10px;font-size:.85rem}.tutorial-mobile{display:none}#startAfterTutorialButton{color:#fff;letter-spacing:2px;background:linear-gradient(135deg,#0057ff,#00a3ff);border:none;border-radius:999px;width:100%;margin-top:24px;padding:16px;font-family:Orbitron,sans-serif;font-weight:700}@media (width<=900px){.tutorial-desktop{display:none}.tutorial-mobile{display:block}}.game-logo{opacity:.85;z-index:30;width:54px;position:fixed;top:18px;left:18px}.game-airy-logo{opacity:.65;z-index:30;width:70px;position:fixed;top:18px;right:18px}@media (width<=900px){.game-logo{width:42px;top:12px;left:12px}.game-airy-logo{width:56px;top:12px;right:12px}}#savePlayerButton,button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}