:root{color-scheme:dark;--page:#071a26;--panel:#0c2331;--panel-top:#102b3b;--line:#214352;--ink:#edf5f5;--muted:#9eb7c0;--aqua:#68ded1;--amber:#ffc16f;--danger:#ffb1a2;--cell:#102f40;--cell-hover:#1b4857;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 80% 5%,#103242 0,transparent 43%),var(--page);color:var(--ink);min-height:100vh}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--aqua);outline-offset:4px}button{color:inherit}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.page-shell{max-width:1120px;margin:auto;padding:0 34px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:27px 0 24px;border-bottom:1px solid var(--line)}.wordmark{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:750;letter-spacing:.12em}.wordmark-sub{display:block;color:var(--muted);font-size:10px;letter-spacing:.22em;margin-top:4px}.brand-icon{width:37px;height:37px;fill:none;stroke:var(--aqua);stroke-width:1.15}.brand-icon .radar-dot{fill:var(--aqua);stroke:none}.connection{text-align:right;font-size:13px;color:#d3e4e7;line-height:1.6}.connection-status{display:block;color:var(--muted);font-size:11px}.connection-status::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--muted);margin:0 6px 1px 0}.connection-status.is-connected::before{background:var(--aqua)}.connection-status.is-offline::before{background:var(--amber)}.status-panel{padding:30px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:20px}.eyebrow{font-size:10px;line-height:1.5;font-weight:750;letter-spacing:.16em;color:var(--aqua)}h1,h2,p{margin:0}h1{font-size:clamp(27px,4vw,37px);font-weight:650;letter-spacing:-.045em;line-height:1.2;margin-top:7px}#statusDetail{color:var(--muted);font-size:14px;line-height:1.5;margin-top:9px;max-width:620px}.status-aside{flex-shrink:0;display:flex;gap:8px;align-items:center}.ready-chip{display:flex;align-items:center;gap:7px;font-size:12px;white-space:nowrap;border:1px solid var(--line);padding:9px 11px;border-radius:22px;color:var(--muted)}.ready-chip i{width:6px;height:6px;border-radius:50%;background:#64848f}.ready-chip.is-ready{color:var(--aqua);border-color:#356c70}.ready-chip.is-ready i{background:var(--aqua)}.status-panel.is-finished h1{color:var(--amber)}.notice{padding:12px 16px;border:1px solid #35656c;background:#10323c;border-radius:8px;margin-bottom:18px;font-size:13px;line-height:1.5;color:#d8f2ed}.notice.is-error{border-color:#825249;background:#3b2a2b;color:#ffd2bc}.pending-panel{display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid #806a3f;background:#302e23;color:#ffe0ad;border-radius:8px;margin-bottom:18px;padding:14px 16px;font-size:13px}.pending-panel strong,.pending-panel span{display:block}.pending-panel span{color:#d6c8ab;font-size:12px;margin-top:5px}.boards{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px}.board-card{border:1px solid var(--line);border-radius:12px;background:linear-gradient(145deg,var(--panel-top),var(--panel) 50%);padding:21px 22px 20px;min-width:0;box-shadow:0 12px 35px #00101818}.board-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.board-heading h2{font-size:20px;letter-spacing:-.025em;font-weight:620;margin-top:3px}.board-heading .eyebrow{color:var(--muted);font-size:9px;letter-spacing:.17em}.board-metric{font-size:11px;font-variant-numeric:tabular-nums;border:1px solid var(--line);border-radius:5px;padding:7px 9px;color:var(--muted);white-space:nowrap}.board-help{min-height:38px;font-size:12px;color:var(--muted);line-height:1.45;margin:11px 0 8px}.ocean-grid{width:100%;user-select:none;-webkit-user-select:none}.grid-row{display:grid;grid-template-columns:21px repeat(10,minmax(0,1fr));gap:3px;margin-bottom:3px}.grid-label{display:flex;align-items:center;justify-content:center;font-size:10px;line-height:1;color:#86a4b1;font-variant-numeric:tabular-nums}.column-headings{height:20px;margin-bottom:5px}.cell{appearance:none;border:1px solid #24485988;border-radius:3px;background:var(--cell);aspect-ratio:1;padding:0;position:relative;min-width:0;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:600;color:var(--ink);transition:background 100ms,border-color 100ms}.cell[aria-disabled="true"]{cursor:default}.cell.is-interactive:hover{background:var(--cell-hover);border-color:#67d7cb88}.cell:focus-visible{z-index:2;outline-offset:1px;outline-width:2px}.cell.has-ship{background:#3b7983;border-color:#5a929a;color:#d9fcf4}.cell.has-ship::before{content:"";width:44%;height:3px;border-radius:3px;background:#9acacb;opacity:.8}.cell.is-ship-selected{border-color:var(--aqua);box-shadow:inset 0 0 0 1px #68ded166}.cell.preview-valid{background:#326b70!important;border-color:var(--aqua)!important;box-shadow:inset 0 0 0 1px #68ded155}.cell.preview-invalid{background:#64453d!important;border-color:#ffad93!important}.cell.is-miss{color:#91adb7;background:#152d3a}.cell.is-miss::before{content:"";height:5px;width:5px;background:#98afb8;border-radius:50%}.cell.is-hit{background:#5c4634;border-color:#d49b5e;color:var(--amber)}.cell.is-hit::before,.cell.is-sunk::before{content:"×";width:auto;height:auto;background:none;opacity:1;font-size:23px;line-height:1}.cell.is-sunk{background:#704935;border-color:#f1ac67;color:#ffcf91;box-shadow:inset 0 0 0 1px #f1ac6733}.cell.is-selected{border-color:var(--amber);background:#314448;box-shadow:inset 0 0 0 2px var(--amber)}.cell.is-selected::before{content:"+";font-size:26px;font-weight:300;color:var(--amber)}.target-grid.is-locked .cell:not(.is-hit):not(.is-miss):not(.is-sunk){background:#0d2836;border-color:#21404e99}.placement-controls{margin-top:17px}.ship-picker{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.ship-choice{padding:8px 8px 7px;text-align:left;border:1px solid var(--line);border-radius:5px;background:#0b202d;min-width:0;font-size:11px;color:var(--muted);line-height:1.4}.ship-choice strong{display:block;font-weight:600;white-space:nowrap}.ship-choice.is-selected{color:var(--ink);border-color:var(--aqua);background:#193b45}.ship-choice.is-placed:not(.is-selected){color:#bfd8dc;border-color:#41646c}.ship-choice .ship-blocks{display:flex;gap:3px;margin-top:6px}.ship-choice .ship-blocks i{display:block;width:9px;height:4px;border-radius:1px;background:#486671}.ship-choice.is-placed .ship-blocks i{background:var(--aqua)}.placement-actions{display:flex;align-items:center;justify-content:space-between;gap:8px;margin:12px 0}.button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:43px;border:1px solid transparent;border-radius:7px;padding:11px 17px;line-height:1.2;font-size:13px;font-weight:650;transition:background 100ms,transform 100ms}.button:active:not(:disabled){transform:translateY(1px)}.button-primary{background:var(--aqua);color:#082b32}.button-primary:hover:not(:disabled){background:#8eeade}.button-secondary{background:#163441;border-color:#35505c;color:#daeaed}.button-secondary:hover:not(:disabled){background:#204553}.button-fire{background:var(--amber);color:#302516}.button-fire:hover:not(:disabled){background:#ffd193}.button:disabled{background:#1b3542;color:#829da9;border-color:#274552}.button-wide{width:100%}.button-small{padding:8px 11px;min-height:36px;font-size:12px}.text-button{background:none;border:0;padding:9px 0;color:var(--aqua);font-size:12px;line-height:1.3}.text-button:hover:not(:disabled){text-decoration:underline;text-underline-offset:4px}.text-button:disabled{color:#819aa4}.small-help{font-size:10px;line-height:1.6;color:#88a4b0;margin-top:10px}.fire-controls{margin-top:18px}.target-readout{display:flex;align-items:center;gap:13px;min-height:43px;margin:0 0 12px;padding:0 2px}.target-readout>span:first-child{font-size:9px;letter-spacing:.13em;font-weight:650;color:var(--muted)}.target-readout strong{font-size:24px;letter-spacing:-.03em;color:var(--amber);min-width:35px;font-variant-numeric:tabular-nums}.target-readout>span:last-child{font-size:11px;color:var(--muted);line-height:1.5;margin-left:auto;max-width:180px}.last-shot{font-size:12px;color:#cadadd;line-height:1.5;margin-top:17px;min-height:36px}.last-shot strong{color:var(--amber);font-weight:600}.legend{display:flex;gap:20px;align-items:center;border-top:1px solid var(--line);padding-top:14px;margin-top:14px;font-size:10px;color:var(--muted)}.legend span{display:flex;align-items:center;gap:6px}.legend i{display:inline-flex;align-items:center;justify-content:center;width:13px;height:13px;font-style:normal}.legend-hit::before{content:"×";color:var(--amber);font-size:17px;line-height:1}.legend-miss::before{content:"";width:4px;height:4px;background:#98afb8;border-radius:50%}.legend-sunk{background:#704935;border:1px solid var(--amber);border-radius:2px}.legend-sunk::before{content:"×";color:var(--amber);font-size:15px;line-height:1}.fleet-summary{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.fleet-badge{border:1px solid #345866;border-radius:5px;color:#bbd4da;font-size:11px;padding:8px 10px}.fleet-badge.is-sunk{border-color:#9b724c;color:var(--amber);background:#443629}.lower-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:23px}.game-note{font-size:12px;color:#b6cbd1;line-height:1.5}.game-note span{display:block;color:#7f9da9;font-size:11px;margin-top:3px}.history-panel{margin-top:20px;background:#0c2330;border:1px solid var(--line);border-radius:8px;padding:20px}.history-panel h2{font-size:17px;font-weight:600;margin-bottom:12px}.history-list-item{display:flex;width:100%;align-items:center;justify-content:space-between;gap:15px;background:transparent;border:0;border-top:1px solid var(--line);padding:13px 0;text-align:left;font-size:13px}.history-list-item span:last-child{color:var(--muted);font-size:12px}.history-list-item:hover{color:var(--aqua)}#historyList{font-size:13px;line-height:1.6;color:var(--muted)}.history-banner{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:16px;font-size:13px;color:#dbe8eb;padding:10px 15px;background:#213b49;border:1px solid #3c6171;border-radius:7px}.preferences{margin-top:22px;border-top:1px solid var(--line);padding-top:16px;color:var(--muted);font-size:12px}.preferences summary{cursor:pointer;width:fit-content}.preferences-body{margin-top:13px;padding:15px;background:#0d2634;border:1px solid var(--line);border-radius:7px}.toggle-label{display:flex;align-items:center;gap:10px;color:#ccdde1}.toggle-label input{width:17px;height:17px;accent-color:var(--aqua);margin:0}.preferences-body p{color:var(--muted);line-height:1.5;margin-top:9px;font-size:11px}footer{display:flex;justify-content:space-between;gap:20px;color:#6f8c99;font-size:10px;letter-spacing:.04em;border-top:1px solid #1b3745;margin-top:29px;padding:19px 0 25px}.access-panel{max-width:590px;margin:75px auto 90px;padding:34px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.access-panel h1{margin-bottom:16px}.access-panel p{color:var(--muted);line-height:1.65;font-size:15px;margin-bottom:23px}.access-panel .button+.button{margin-left:8px}.rematch-note{max-width:150px;font-size:12px;color:var(--muted);line-height:1.5;text-align:right}
@media(min-width:1100px){.board-card{padding:22px 25px}.ship-picker{grid-template-columns:repeat(5,minmax(0,1fr));gap:5px}.ship-choice{font-size:10px;padding:8px 6px}.ship-choice .ship-blocks{gap:2px}.ship-choice .ship-blocks i{width:8px}}
@media(max-width:760px){.page-shell{padding:0 19px;max-width:560px}.masthead{padding:21px 0 18px}.wordmark{font-size:14px;gap:8px;letter-spacing:.08em}.brand-icon{width:31px;height:31px}.wordmark-sub{font-size:8px}.connection{font-size:11px}.connection-status{font-size:10px}.status-panel{padding:25px 0 21px;align-items:flex-start;gap:13px;flex-direction:column}#statusDetail{font-size:13px;max-width:420px}.status-aside{align-self:stretch}.ready-chip{font-size:11px;padding:7px 11px}.boards{grid-template-columns:1fr;gap:17px}.board-card{padding:20px}.board-help{min-height:0;margin:10px 0 14px}.board-heading h2{font-size:21px}.grid-row{gap:3px;grid-template-columns:20px repeat(10,minmax(0,1fr))}.column-headings{margin-bottom:4px}.ship-picker{grid-template-columns:repeat(3,minmax(0,1fr))}.ship-choice{padding:10px;font-size:12px}.placement-actions{margin:13px 0}.button{min-height:45px}.button-small{min-height:39px}.small-help{font-size:11px}.last-shot{min-height:0}.lower-bar{margin-top:22px;align-items:flex-start}.game-note{max-width:225px;font-size:11px}.game-note span{font-size:10px}.lower-bar .text-button{white-space:nowrap;font-size:11px}.status-aside .rematch-note{text-align:left;max-width:none}.pending-panel{align-items:flex-start}.pending-panel .button{white-space:nowrap}.history-banner{font-size:12px;padding:10px 12px}.history-banner .text-button{font-size:11px;white-space:nowrap}.access-panel{margin:50px 0;padding:25px}.access-panel p{font-size:14px}body.is-playing .target-card{grid-row:1}body.is-playing .own-card{grid-row:2}.target-readout>span:last-child{font-size:12px}}
@media(max-width:370px){.page-shell{padding:0 12px}.board-card{padding:16px 13px}.connection{font-size:10px}.connection-status{font-size:9px}.wordmark{font-size:12px}.brand-icon{width:27px}.grid-row{gap:2px}.cell{font-size:15px}.board-metric{font-size:10px;padding:6px}.ship-choice{font-size:11px;padding:8px}.target-readout{gap:8px}.target-readout>span:last-child{max-width:160px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}