@import url('/base.css');
:root{--bg:#f5f4ed;--surface:#fffef9;--board:#faf9f4;--ink:#2b302d;--muted:#7e837c;--line:#ddded4;--accent:#ea7549;--accent-soft:#fbede4;--wall:#3e4541;--shadow:0 18px 50px #37402a0b;--grid:#dedfd440;--dead:#aaa;--overlay:#eeeee5b8}
:root[data-theme=night]{--bg:#141b20;--surface:#1d272d;--board:#202b31;--ink:#e3e5d8;--muted:#94a59f;--line:#35464b;--accent:#d8a471;--accent-soft:#32352f;--wall:#9baea5;--shadow:0 18px 50px #0003;--grid:#9baea50c;--dead:#5b6b6b;--overlay:#0e171dd9;color-scheme:dark}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--ink)}body{font:14px/1.55 ui-sans-serif,system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;transition:background .2s,color .2s}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button{border:0}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:4px}button:active:not(:disabled){transform:translateY(1px)}a{color:inherit;text-decoration:none}.hidden{display:none!important}
.topbar{height:94px;max-width:1600px;margin:auto;padding:0 42px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;gap:12px;align-items:center;flex-shrink:0}.brand svg{width:43px;fill:var(--ink)}.brand svg circle,.brand svg path{fill:var(--accent)}.brand span{font-size:21px;font-weight:850;letter-spacing:3px;line-height:1.3}.brand small{display:block;font-size:9px;letter-spacing:3.3px;font-weight:700;margin-top:4px;color:var(--muted)}.header-actions{display:flex;gap:7px;align-items:center}.tool{padding:9px 12px;background:transparent;border-radius:7px;font-size:17px;white-space:nowrap}.tool span{font-size:12px;margin-left:3px}.tool:hover,.text-button:hover{background:var(--line)}.icon-only{font-size:24px;line-height:1}
.layout{max-width:1600px;margin:32px auto 0;display:grid;grid-template-columns:minmax(0,1fr) 304px;gap:28px;padding:0 42px;align-items:start}.arena-shell{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow)}.arena-top,.arena-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:15px 20px;font-size:11px;letter-spacing:.5px;color:var(--muted)}.arena-top{border-bottom:1px solid var(--line);min-height:51px}.live-tag{display:flex;align-items:center;gap:8px;color:var(--ink);font-weight:700}.live-tag i,.status-dot{width:6px;height:6px;display:inline-block;background:var(--accent);border-radius:50%;flex-shrink:0}.arena{position:relative;aspect-ratio:3/2;min-height:260px;background:var(--board);overflow:hidden;touch-action:none}.arena canvas{display:block;width:100%;height:100%;touch-action:none}.arena-bottom{border-top:1px solid var(--line);min-height:48px}.bullet-legend{white-space:nowrap}.bullet-legend b{font-size:8px;letter-spacing:3px;margin-right:7px;color:var(--ink)}.arena-vignette{position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 40px #30382804}.game-banner{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;pointer-events:none;background:var(--overlay);backdrop-filter:blur(3px)}.game-banner>span:first-child{font-size:12px;font-weight:700;letter-spacing:4px;color:var(--muted)}.game-banner strong{font-size:clamp(30px,5vw,70px);line-height:1.35;letter-spacing:2px}.game-banner>span:last-of-type{font-size:13px;margin-top:8px}.game-banner button{margin-top:22px;pointer-events:auto}.text-button{padding:4px 8px;border-radius:5px;background:none;font-size:12px}
.sidebar{display:flex;flex-direction:column;gap:22px}.panel{padding:3px 0 0}.section-heading{display:flex;justify-content:space-between;align-items:center}.eyebrow{font-size:9px;letter-spacing:2.4px;font-weight:800;color:var(--muted)}.tiny-tank{font-size:23px;color:var(--accent)}h1{font-size:32px;line-height:1.35;letter-spacing:1px;margin:16px 0 12px;font-weight:800}.muted{color:var(--muted)}.intro-copy{font-size:12px;margin-bottom:26px}.field-label{display:block;font-size:11px;font-weight:700;letter-spacing:1px;margin-bottom:8px}input{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:7px;padding:11px 12px;color:var(--ink);outline:none;min-width:0}input::placeholder{color:var(--muted);opacity:.8}.room-mode-tabs{display:flex;background:var(--line);padding:3px;gap:3px;border-radius:8px;margin-top:19px}.room-mode-tabs button{flex:1;padding:9px 0;font-size:12px;font-weight:700;background:transparent;border-radius:5px;color:var(--muted)}.room-mode-tabs .selected{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px #0001}.mode-description{font-size:11px;color:var(--muted);min-height:35px;line-height:1.65;margin:10px 0 16px}.primary{padding:13px 20px;background:var(--ink);color:var(--bg);border-radius:7px;font-weight:700;font-size:13px}.primary:hover{background:var(--accent);color:#242a27}.wide{width:100%;display:flex;justify-content:space-between;align-items:center}.primary span{font-size:17px}.divider{display:flex;align-items:center;gap:12px;font-size:10px;color:var(--muted);margin:21px 0 15px}.divider:before,.divider:after{content:"";height:1px;flex:1;background:var(--line)}.join-row{display:flex;gap:8px}.join-row input{text-transform:uppercase;font-size:12px;letter-spacing:2px}.secondary{padding:10px 15px;white-space:nowrap;background:var(--surface);border:1px solid var(--line);border-radius:7px;font-size:12px}.secondary:hover{border-color:var(--ink)}.practice-button{background:none;border-top:1px solid var(--line);margin-top:24px;padding:17px 0 0;font-size:11px;width:100%;text-align:left;color:var(--muted);display:flex;justify-content:space-between}.practice-button:hover{color:var(--ink)}.rules-panel{border-top:1px solid var(--line);padding-top:18px}.rule-title{display:flex;justify-content:space-between;font-size:11px;font-weight:700;letter-spacing:1px;margin-bottom:15px}.rule-title span:last-child{color:var(--muted);font:10px ui-monospace,monospace}.rules-panel p{font-size:11px;color:var(--muted);margin:10px 0}.rules-panel b{font:10px ui-monospace,monospace;color:var(--accent);margin-right:10px}.sidebar-footer{display:flex;align-items:center;gap:8px;font-size:10px;color:var(--muted)}.page-footer{max-width:1600px;margin:26px auto;padding:0 42px 16px;display:flex;justify-content:space-between;font-size:10px;color:var(--muted);letter-spacing:.7px}
.badge{font:11px ui-monospace,monospace;border:1px solid var(--line);border-radius:20px;padding:4px 9px}.room-code-label{margin-top:25px;color:var(--muted)}.room-code-button{display:flex;align-items:center;justify-content:space-between;background:var(--surface);border:1px dashed var(--line);border-radius:8px;width:100%;padding:14px 12px;gap:8px}.room-code-button strong{font:800 26px ui-monospace,monospace;letter-spacing:3px}.room-code-button span{font-size:10px;color:var(--muted);white-space:nowrap}.connection-copy{font-size:11px;color:var(--muted);min-height:34px}.player-list{margin:22px 0}.player-row{display:flex;align-items:center;gap:12px;padding:13px 0;border-bottom:1px solid var(--line)}.player-marker{width:23px;height:19px;background:var(--player-color);border:3px solid #303c3740;border-radius:4px;position:relative}.player-marker:after{content:"";position:absolute;right:-8px;top:4px;width:11px;height:4px;background:var(--player-color);border-radius:2px}.player-name{flex:1;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.player-name small{color:var(--muted);font-size:9px;margin-left:5px}.player-score{font:700 22px ui-monospace,monospace}.player-ready{font-size:10px;color:var(--muted)}.player-row.dead{opacity:.45}.small-note{font-size:10px;color:var(--muted);text-align:center;margin:10px 0}.room-panel{min-height:350px}
.modal-backdrop{position:fixed;z-index:20;inset:0;background:var(--overlay);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;padding:30px;overflow:auto}.control-dialog{max-width:860px;width:100%;padding:34px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:0 25px 100px #0002}.dialog-top{display:flex;align-items:center;justify-content:space-between;min-height:25px}.close-button{background:none;font-size:26px;line-height:1;color:var(--muted);width:32px;height:32px}.control-dialog h2{font-size:28px;letter-spacing:1px;line-height:1.3;margin:16px 0 10px}.control-dialog>.muted{font-size:12px;margin:0 0 26px}.control-options{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.control-card{border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:22px 18px 0;display:flex;align-items:flex-start;flex-direction:column;text-align:left;transition:transform .2s,border-color .2s,background .2s}.control-card:hover,.control-card.chosen{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-3px)}.control-icon{display:block;margin-bottom:18px}.control-icon svg{width:56px;height:56px;fill:none;stroke:var(--ink);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.accent-path{stroke:var(--accent)}.control-card-tag{color:var(--accent);font-size:10px;font-weight:700;letter-spacing:1.5px}.control-card strong{font-size:16px;margin:7px 0 10px}.control-card>span:not([class]){font-size:11px;line-height:1.9;color:var(--muted)}.select-label{display:flex;justify-content:space-between;width:100%;border-top:1px solid var(--line);margin-top:20px;padding:14px 0;font-size:11px;font-weight:700}.select-label b{font-size:15px;color:var(--accent)}.dialog-footnote{margin:22px 0 0;text-align:center;font-size:10px;color:var(--muted);letter-spacing:1px}.toast{position:fixed;left:50%;bottom:25px;transform:translateX(-50%);z-index:40;padding:12px 20px;border-radius:9px;background:var(--ink);color:var(--bg);font-size:12px;box-shadow:var(--shadow);max-width:min(90vw,520px);text-align:center}
.touch-controls{position:absolute;inset:0;pointer-events:none}.joystick{position:absolute;left:20px;bottom:18px;width:116px;height:116px;pointer-events:auto;touch-action:none;user-select:none}.joystick-ring{position:absolute;inset:0;border:2px solid var(--muted);border-radius:50%;background:var(--surface);opacity:.42}.joystick-ring:before,.joystick-ring:after{content:"";position:absolute;background:var(--muted);opacity:.5;left:15px;right:15px;top:50%;height:1px}.joystick-ring:after{transform:rotate(90deg)}.joystick-knob{position:absolute;left:37px;top:37px;width:42px;height:42px;border-radius:50%;background:var(--ink);opacity:.6;box-shadow:0 3px 10px #0002;pointer-events:none}.joystick>span{position:absolute;bottom:-15px;left:0;right:0;text-align:center;font-size:9px;color:var(--muted)}.fire-button{position:absolute;bottom:30px;right:24px;width:82px;height:82px;border-radius:50%;background:var(--accent);color:#29322e;pointer-events:auto;touch-action:none;user-select:none;display:flex;flex-direction:column;align-items:center;justify-content:center;opacity:.87;border:3px solid #ffffff35;box-shadow:0 4px 16px #0001}.fire-button:active{transform:scale(.93)!important}.fire-button svg{width:32px;fill:none;stroke:currentColor;stroke-width:2}.fire-button span{font-size:10px;font-weight:800;margin-top:1px}
@media(min-width:1500px){.layout{margin-top:44px;gap:36px;grid-template-columns:minmax(0,1fr) 320px}.topbar{height:104px}.arena-shell{margin-top:5px}}
@media(max-width:1100px){.topbar{padding:0 24px}.layout{padding:0 24px;gap:20px;grid-template-columns:minmax(0,1fr) 260px}.page-footer{padding:0 24px}.tool{padding:9px 7px}h1{font-size:28px}.bullet-legend{display:none}.arena-top{font-size:10px;padding:12px}.arena-bottom{padding:12px}.arena{min-height:300px}.room-code-button strong{font-size:22px}}
@media(max-width:800px){.topbar{height:76px;padding:0 18px;gap:8px}.brand span{font-size:17px;letter-spacing:2px}.brand small{font-size:7px;letter-spacing:2px}.brand svg{width:34px}.tool span{display:none}.tool{padding:8px;font-size:21px}.header-actions{gap:0}.layout{grid-template-columns:1fr;padding:0 18px;margin-top:20px;gap:24px}.arena{min-height:0}.sidebar{display:grid;grid-template-columns:1fr 1fr;gap:20px}.sidebar .panel{grid-column:1}.rules-panel{border-top:0;border-left:1px solid var(--line);padding:15px 0 0 22px}.sidebar-footer{grid-column:1/-1}.intro-copy{margin-bottom:18px}h1{margin-top:10px}.page-footer{padding:0 18px;margin-top:22px}.control-dialog{padding:25px}.control-options{gap:10px}.control-card{padding:18px 12px 0}.control-card strong{font-size:14px}.control-card>span:not([class]){font-size:10px}.control-dialog h2{font-size:25px}body.in-game .sidebar{display:block}body.in-game #room-panel{padding:0}body.in-game .rules-panel,body.in-game .sidebar-footer{display:none}body.in-game .player-list{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}body.in-game .player-row{padding:8px 12px;border:1px solid var(--line);border-radius:6px;gap:12px;flex:1;min-width:130px}body.in-game .room-code-label,body.in-game .room-code-button,body.in-game .connection-copy,body.in-game #start-game,body.in-game #start-hint{display:none}body.in-game .page-footer{display:none}}
@media(max-width:520px){.topbar{padding:0 12px;height:65px}.brand{gap:7px}.brand svg{width:29px}.brand span{font-size:15px;letter-spacing:1px}.brand small{font-size:6px;letter-spacing:1.6px}.tool{font-size:19px;padding:7px}.icon-only{display:none}.layout{padding:0 10px;margin-top:12px;gap:18px}.arena-shell{border-radius:8px}.arena-top{padding:10px;font-size:9px;min-height:42px;gap:3px}.arena-top #round-label{max-width:40%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.arena-bottom{font-size:9px;min-height:39px;padding:10px}.sidebar{display:block;padding:0 7px}.rules-panel{border:0;border-top:1px solid var(--line);padding:18px 0 0;margin-top:24px}.sidebar-footer{margin-top:20px}.panel h1 br{display:none}h1{font-size:25px}.page-footer{padding:0 17px}.page-footer span:last-child{display:none}.modal-backdrop{padding:14px;align-items:flex-start}.control-dialog{padding:22px 18px;margin:auto;border-radius:12px}.control-dialog h2{font-size:23px;margin-top:10px}.control-dialog>.muted{font-size:11px;margin-bottom:20px}.control-options{grid-template-columns:1fr;gap:10px}.control-card{position:relative;padding:14px 14px 14px 82px;min-height:114px;justify-content:center}.control-icon{position:absolute;left:13px;top:29px;margin:0}.control-icon svg{width:49px;height:49px}.control-card strong{font-size:15px;margin:3px 0 4px}.control-card>span:not([class]){font-size:10px;line-height:1.6}.select-label{position:absolute;right:15px;top:46px;width:auto;border:0;padding:0;margin:0;font-size:0}.select-label b{font-size:20px}.dialog-footnote{margin-top:17px;font-size:9px}.control-card:hover{transform:none}.joystick{width:94px;height:94px;left:12px;bottom:14px}.joystick-knob{left:30px;top:30px;width:34px;height:34px}.fire-button{width:65px;height:65px;right:15px;bottom:22px}.fire-button svg{width:25px}body.in-game.touch-mode .arena{aspect-ratio:1/1;min-height:300px}body.in-game.touch-mode .arena canvas{padding-bottom:90px}body.in-game.touch-mode .arena-vignette{bottom:90px}}
@media(max-height:540px) and (orientation:landscape){body.in-game .topbar{height:46px}body.in-game .brand small{display:none}body.in-game .layout{display:block;margin-top:6px;padding:0 8px}body.in-game .arena-shell{max-width:900px;margin:auto}body.in-game .arena{height:calc(100dvh - 110px);min-height:0;aspect-ratio:auto}body.in-game .arena-top{padding:7px 12px;min-height:30px}body.in-game .arena-bottom{min-height:26px;padding:4px 12px}body.in-game .sidebar,body.in-game .page-footer{display:none}.modal-backdrop{padding:12px;align-items:flex-start}.control-dialog{padding:18px;max-width:780px;margin:auto}.control-dialog h2{font-size:21px;margin:6px 0}.control-dialog>.muted{margin-bottom:12px}.control-options{grid-template-columns:repeat(3,1fr)}.control-card{padding:12px;min-height:160px}.control-icon{position:static}.control-icon svg{width:30px;height:30px}.select-label{position:static;font-size:10px;margin-top:8px;width:100%;padding:4px 0}.control-card strong{font-size:12px}.dialog-footnote{margin-top:10px}.joystick{bottom:14px;width:90px;height:90px}.joystick-knob{left:28px;top:28px;width:34px;height:34px}.fire-button{bottom:16px;width:66px;height:66px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}