:root{color:#f7f4ea;background:radial-gradient(circle at top,rgba(255,189,89,.18),transparent 32%),linear-gradient(135deg,#11161d,#172331 40%,#22394d);font-family:Segoe UI,Malgun Gothic,sans-serif;line-height:1.5;font-weight:400}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}#root{min-height:100vh}.app-shell{width:min(1400px,calc(100% - 32px));margin:0 auto;padding:32px 0 48px}.hero-panel,.footer-panel,.board-card,.side-panel{border:1px solid rgba(255,255,255,.12);background:#080c128f;box-shadow:0 20px 60px #00000040;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hero-panel{position:relative;padding:28px;border-radius:28px}.lobby-panel{min-height:calc(100vh - 80px);display:grid;align-content:start;gap:28px;padding-top:12px}.lobby-actions{display:flex;gap:12px;align-items:center}.hub-link-button{position:absolute;top:18px;right:22px;border:0;background:transparent;color:#f7f4ea61;font:inherit;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;cursor:pointer}.hub-link-button:hover{color:#f7f4eac2}.eyebrow{margin:0 0 8px;letter-spacing:.18em;text-transform:uppercase;color:#ffcb77}.hero-panel h1{margin:0;font-size:clamp(2.2rem,4vw,4.2rem);line-height:.95}.hero-description{max-width:720px;margin:16px 0 0;color:#f7f4ead1}.status-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.status-strip span{padding:10px 14px;border-radius:999px;background:#ffffff14}.lobby-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.room-list{display:grid;grid-template-columns:1fr;gap:18px}.room-card{width:100%;padding:22px;text-align:left;border-radius:24px;border:1px solid rgba(255,255,255,.12);background:#ffffff0f;color:inherit;cursor:pointer}.room-card.empty{cursor:default}.room-card-main{display:flex;justify-content:space-between;align-items:center;font-size:1.1rem}.room-card-sub{margin-top:12px;color:#f7f4ead1}.lobby-card{padding:24px;border-radius:24px;background:#ffffff0f;border:1px solid rgba(255,255,255,.1)}.lobby-card h2{margin-top:0;margin-bottom:16px}.lobby-card p{margin:10px 0 0;color:#f7f4ead1}.field-label{display:block;margin:14px 0 8px;font-size:.95rem;color:#f7f4ead1}.text-input{width:100%;padding:14px 16px;border:1px solid rgba(255,255,255,.16);border-radius:16px;background:#080c1273;color:#f7f4ea;font:inherit}.primary-button,.ghost-button{border:0;font:inherit;cursor:pointer}.primary-button{width:100%;margin-top:20px;padding:14px 18px;border-radius:16px;background:linear-gradient(135deg,#ffcb77,#ff9f5a);color:#161616;font-weight:700}.primary-button:disabled{opacity:.45;cursor:not-allowed}.primary-button.compact{width:auto;margin-top:0}.ghost-button{padding:10px 14px;border-radius:999px;background:#ffffff14;color:#f7f4ea}.leave-room-button{margin-left:auto;background:linear-gradient(135deg,#b53434f2,#811919f2);color:#fff3f3}.message-text{margin:0;color:#ffcb77}.game-toast{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:25;min-width:220px;max-width:min(80vw,420px);padding:14px 18px;border:1px solid rgba(255,203,119,.4);border-radius:16px;background:#0a1018eb;box-shadow:0 18px 40px #0000004d;color:#ffcb77;text-align:center;font-weight:700;pointer-events:none}.modal-backdrop{position:fixed;inset:0;display:grid;place-items:center;background:#04070ba6;padding:20px}.modal-card{position:relative;width:min(100%,460px);padding:24px;border-radius:24px;border:1px solid rgba(255,255,255,.12);background:#162230;box-shadow:0 20px 60px #00000059}.modal-card h2{margin-top:0}.result-modal{text-align:center}.result-overlay{z-index:20}.modal-close-button{position:absolute;top:14px;right:14px;width:36px;height:36px;border:0;border-radius:999px;background:#ffffff14;color:#f7f4ea;font:inherit;font-size:1.2rem;cursor:pointer}.result-reason{margin:8px 0 0;color:#f7f4ead1}.result-score{margin:16px 0 0;font-size:1.4rem;font-weight:700}.modal-actions{display:flex;gap:12px;margin-top:20px}.waiting-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(320px,.9fr);gap:20px;margin-top:24px;align-items:start}.waiting-card{padding:24px;border-radius:24px;border:1px solid rgba(255,255,255,.12);background:#080c128f}.chat-card{display:grid;gap:14px}.chat-card-header h2{margin:0}.chat-message-list{display:grid;gap:10px;max-height:320px;overflow-y:auto;padding:8px;border-radius:20px;background:#ffffff0a}.chat-empty{padding:18px 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96px;gap:12px;align-items:start;padding-left:108px}.board-piece-column{display:grid;width:96px;gap:12px;align-content:start;justify-self:end}.board-piece-column>.next-piece-group:first-child{position:absolute;left:0;top:0;width:96px}.game-board{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:4px;width:min(100%,520px);height:min(calc(100vh - 320px),720px);aspect-ratio:1 / 2;margin:0 auto}.team-stage .game-board{width:320px;min-width:320px;height:auto}.team-stage .board-content{grid-template-columns:minmax(0,320px) 78px;gap:10px;justify-content:center;padding-left:88px}.team-stage .piece-preview{padding:6px}.team-stage .piece-preview-grid{grid-template-columns:repeat(4,11px);grid-auto-rows:11px;gap:2px}.team-stage .piece-preview.compact .piece-preview-grid{grid-template-columns:repeat(4,10px);grid-auto-rows:10px;gap:2px}.board-cell{border-radius:6px;border:1px solid rgba(255,255,255,.08);aspect-ratio:1 / 1}.board-cell.filled{box-shadow:inset 0 -6px #0000002e}.board-cell.ghost{border-color:#ffffff57;box-shadow:inset 0 0 0 1px #ffffff38}.combo-badge{position:absolute;left:50%;top:18%;transform:translate(-50%);z-index:3;padding:10px 14px;border-radius:999px;background:linear-gradient(135deg,#ffcb77f5,#ff9f5af5);color:#141414;font-size:.88rem;font-weight:900;letter-spacing:.06em;white-space:nowrap;box-shadow:0 14px 32px #00000047;animation:combo-pop .9s ease forwards;pointer-events:none}.incoming-garbage-badge{position:absolute;right:12px;top:12px;z-index:3;padding:8px 10px;border-radius:12px;background:#c43838eb;color:#fff6f6;font-size:.8rem;font-weight:800;box-shadow:0 10px 20px #0000003d;pointer-events:none}@keyframes combo-pop{0%{opacity:0;transform:translate(-50%) translateY(16px) scale(.88)}15%{opacity:1;transform:translate(-50%) translateY(0) scale(1)}75%{opacity:1;transform:translate(-50%) translateY(-8px) scale(1)}to{opacity:0;transform:translate(-50%) translateY(-18px) scale(.96)}}.footer-panel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:24px;padding:24px;border-radius:24px}.footer-panel p{margin:8px 0 0;color:#f7f4ead1}@media(max-width:980px){.lobby-grid,.room-list,.waiting-grid,.team-selection-grid,.dual-board-layout,.playfield-layout,.ffa-layout,.ffa-opponent-grid{grid-template-columns:1fr}.game-board{width:min(100%,440px);height:auto}.ffa-main-board .game-board{width:min(100%,500px);height:min(calc(100vh - 240px),760px)}.board-content,.team-stage .board-content{grid-template-columns:minmax(0,1fr) 72px;gap:8px;padding-left:80px}.board-piece-column{width:72px;gap:8px}.board-piece-column>.next-piece-group:first-child{width:72px}.piece-preview,.team-stage .piece-preview{padding:6px}.piece-preview-grid{grid-template-columns:repeat(4,12px);grid-auto-rows:12px;gap:2px}.piece-preview.compact .piece-preview-grid,.team-stage .piece-preview.compact .piece-preview-grid{grid-template-columns:repeat(4,10px);grid-auto-rows:10px;gap:2px}.next-piece-list{gap:8px}.footer-panel{grid-template-columns:1fr}.ffa-side-panel{padding:16px}}@media(max-width:720px){.board-content,.team-stage .board-content{grid-template-columns:minmax(0,1fr) 60px;gap:6px;padding-left:66px}.board-piece-column{width:60px;gap:6px}.board-piece-column>.next-piece-group:first-child{width:60px}.piece-preview,.team-stage .piece-preview{padding:4px;border-radius:14px}.piece-preview-grid{grid-template-columns:repeat(4,10px);grid-auto-rows:10px;gap:2px}.piece-preview.compact .piece-preview-grid,.team-stage .piece-preview.compact .piece-preview-grid{grid-template-columns:repeat(4,8px);grid-auto-rows:8px}.ffa-main-board .game-board{width:min(100%,460px);height:min(calc(100vh - 220px),720px)}.next-piece-title{font-size:.82rem}}