:root{--bg: #0D1117;--card: #161B22;--border: #30363D;--accent: #E94560;--blue: #58A6FF;--green: #3FB950;--yellow: #D29922;--red: #F85149;--text: #E6EDF3;--muted: #8B949E;--dim: #484F58}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:JetBrains Mono,monospace;font-size:14px;line-height:1.5;min-height:100vh}.app{max-width:640px;margin:0 auto;padding:16px}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:16px}button{font-family:JetBrains Mono,monospace;font-size:13px;cursor:pointer;border:1px solid var(--border);border-radius:6px;padding:8px 16px;background:var(--card);color:var(--text);transition:opacity .15s,background .15s}button:hover:not(:disabled){opacity:.85}button:disabled{opacity:.4;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}button.blue{background:var(--blue);border-color:var(--blue);color:#000;font-weight:600}button.green{background:var(--green);border-color:var(--green);color:#000;font-weight:600}input{font-family:JetBrains Mono,monospace;font-size:14px;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 12px;color:var(--text);outline:none;width:100%}input:focus{border-color:var(--blue)}input.code-input{text-align:center;font-size:24px;letter-spacing:8px;text-transform:uppercase;max-width:200px}.lobby{display:flex;flex-direction:column;align-items:center;gap:24px;padding-top:60px}.lobby h1{font-size:32px;color:var(--accent);letter-spacing:4px}.lobby-cards{display:flex;gap:16px;width:100%}.lobby-cards .card{flex:1;display:flex;flex-direction:column;align-items:center;gap:12px}.lobby-cards .card h3{font-size:16px}.builder{display:flex;flex-direction:column;gap:16px}.builder .room-code{text-align:center;font-size:12px;color:var(--muted)}.builder .room-code span{color:var(--yellow);font-size:20px;font-weight:700;letter-spacing:4px}.frame-picker{display:flex;flex-wrap:wrap;gap:6px}.frame-btn{padding:6px 10px;font-size:11px;white-space:nowrap}.frame-btn.selected{background:var(--accent);border-color:var(--accent);color:#fff}.frame-btn .frame-class{font-size:9px;color:var(--muted);display:block}.frame-btn.selected .frame-class{color:#ffffffb3}.frame-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;font-size:12px}.frame-stats .stat{text-align:center}.frame-stats .stat-value{font-size:18px;font-weight:700;color:var(--blue)}.frame-stats .stat-label{color:var(--muted);font-size:10px}.frame-special{font-size:11px;color:var(--yellow);text-align:center;padding:4px 0}.constraints{display:flex;flex-direction:column;gap:8px}.constraint-bar{display:flex;align-items:center;gap:8px;font-size:12px}.constraint-bar .label{width:60px;color:var(--muted);flex-shrink:0}.constraint-bar .bar-track{flex:1;height:8px;background:var(--bg);border-radius:4px;overflow:hidden}.constraint-bar .bar-fill{height:100%;border-radius:4px;transition:width .2s}.constraint-bar .bar-fill.ok{background:var(--green)}.constraint-bar .bar-fill.warn{background:var(--yellow)}.constraint-bar .bar-fill.over{background:var(--red)}.constraint-bar .values{width:60px;text-align:right;font-size:11px}.catalog-tabs{display:flex;gap:0;border-bottom:1px solid var(--border)}.catalog-tab{padding:8px 16px;font-size:13px;border:none;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:var(--muted)}.catalog-tab.active{color:var(--text);border-bottom-color:var(--accent)}.catalog-list{max-height:240px;overflow-y:auto;display:flex;flex-direction:column;gap:4px;padding:8px 0}.catalog-item{display:flex;justify-content:space-between;align-items:center;padding:8px;border-radius:6px;font-size:12px;cursor:pointer;border:1px solid transparent;transition:background .15s}.catalog-item:hover:not(.disabled){background:#ffffff0d;border-color:var(--border)}.catalog-item.disabled{opacity:.35;cursor:not-allowed}.catalog-item .item-name{font-weight:600}.catalog-item .item-stats{color:var(--muted);font-size:10px}.equipped-list{display:flex;flex-direction:column;gap:4px}.equipped-item{display:flex;justify-content:space-between;align-items:center;padding:6px 8px;background:#ffffff08;border-radius:4px;font-size:12px}.equipped-item .remove-btn{padding:2px 8px;font-size:10px;color:var(--red);border-color:var(--red);background:transparent}.lock-btn{width:100%;padding:12px;font-size:16px;font-weight:700}.waiting{display:flex;flex-direction:column;align-items:center;gap:24px;padding-top:80px;text-align:center}.waiting h2{color:var(--green);font-size:24px}.waiting .code-display{font-size:36px;letter-spacing:8px;color:var(--yellow);font-weight:700}.spinner{display:inline-block;width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.combat{display:flex;flex-direction:column;gap:12px}.combat-panels{display:flex;gap:12px}.mech-panel{flex:1;padding:12px}.mech-panel h3{font-size:14px;margin-bottom:8px}.mech-panel .frame-name{font-size:11px;color:var(--muted)}.stat-bar{margin:6px 0}.stat-bar .stat-bar-label{display:flex;justify-content:space-between;font-size:10px;color:var(--muted);margin-bottom:2px}.stat-bar .bar-track{height:10px;background:var(--bg);border-radius:5px;overflow:hidden}.stat-bar .bar-fill{height:100%;border-radius:5px;transition:width .3s}.stat-bar .bar-fill.armor{background:var(--green)}.stat-bar .bar-fill.armor.low{background:var(--red)}.stat-bar .bar-fill.heat{background:var(--yellow)}.stat-bar .bar-fill.heat.high{background:var(--red)}.weapon-list{font-size:10px;color:var(--muted);margin-top:6px}.weapon-list div{padding:1px 0}.status-tags{display:flex;gap:4px;margin-top:6px;flex-wrap:wrap}.status-tag{font-size:9px;padding:2px 6px;border-radius:3px;font-weight:600;text-transform:uppercase}.status-tag.shutdown{background:var(--red);color:#fff}.status-tag.tagged{background:var(--yellow);color:#000}.range-indicator{display:flex;gap:4px}.range-box{flex:1;text-align:center;padding:6px;font-size:11px;border-radius:4px;background:var(--bg);border:1px solid var(--border);color:var(--dim)}.range-box.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.combat-log{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px;max-height:240px;overflow-y:auto;font-size:11px;line-height:1.6}.combat-log .log-entry{padding:1px 0}.combat-log .log-accent{color:var(--accent);font-weight:600}.combat-log .log-green{color:var(--green)}.combat-log .log-red{color:var(--red)}.combat-log .log-yellow{color:var(--yellow)}.combat-log .log-blue{color:var(--blue)}.combat-log .log-muted{color:var(--muted)}.combat-log .log-dim{color:var(--dim)}.action-buttons{display:flex;gap:8px;flex-wrap:wrap}.action-buttons button{flex:1;min-width:120px;padding:10px;font-size:13px;font-weight:600}.waiting-turn{text-align:center;color:var(--muted);padding:12px;font-size:14px}.winner-banner{text-align:center;padding:24px}.winner-banner h2{font-size:24px;color:var(--accent);margin-bottom:16px}.error-msg{color:var(--red);font-size:12px;text-align:center;padding:4px}.combat-log::-webkit-scrollbar,.catalog-list::-webkit-scrollbar{width:6px}.combat-log::-webkit-scrollbar-track,.catalog-list::-webkit-scrollbar-track{background:transparent}.combat-log::-webkit-scrollbar-thumb,.catalog-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}@media (max-width: 480px){.combat-panels,.lobby-cards{flex-direction:column}.frame-stats{grid-template-columns:repeat(3,1fr)}.action-buttons button{min-width:0}}