:root{--navy:#072b5a;--navy2:#001d3d;--gold:#d89b1d;--yellow:#ffe08a;--ink:#10213c;--line:#d9e1eb;--bg:#f5f8fc;--green:#15803d;--red:#b91c1c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.topbar{min-height:86px;padding:14px max(22px,calc((100vw - 1380px)/2));display:flex;align-items:center;justify-content:space-between;background:linear-gradient(90deg,var(--navy2),var(--navy));color:#fff;gap:24px}.brand{display:flex;align-items:center;gap:14px}.brand strong{font-size:24px;display:block}.brand span{color:#f2b63f;display:block;font-weight:700}.logo{width:52px;height:52px;border:2px solid var(--gold);border-radius:50%;display:grid;place-items:center;color:var(--gold);font-weight:900;font-size:13px}.topbar nav{display:flex;flex-wrap:wrap;gap:20px}.topbar a{color:#fff;text-decoration:none;font-weight:700}.wrap{max-width:1380px;margin:auto;padding:24px}footer{padding:38px 0 12px;color:#667085;text-align:center}.hero{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:18px}.hero h1{margin:.2em 0}.progress-ring{min-width:110px;height:110px;border-radius:50%;border:8px solid #dbe7f5;display:flex;flex-direction:column;justify-content:center;align-items:center;background:#fff}.progress-ring strong{font-size:26px}.progress-ring span{font-size:12px}.dashboard{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(340px,.8fr);gap:20px}.bingo-head,.bingo-grid{display:grid;grid-template-columns:repeat(5,1fr)}.bingo-head div{background:var(--navy);color:white;text-align:center;font-size:30px;font-weight:900;padding:10px;border-right:1px solid rgba(255,255,255,.3)}.bingo-grid{border-left:1px solid #9aa9bb;border-top:1px solid #9aa9bb}.square{appearance:none;border:0;border-right:1px solid #9aa9bb;border-bottom:1px solid #9aa9bb;min-height:150px;padding:14px;background:#fff;color:var(--ink);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;font-weight:750;line-height:1.2;cursor:pointer;position:relative}.square:hover:not(:disabled){outline:3px solid #8cb3dd;outline-offset:-3px}.square.completed{background:#9ca3af;color:#111827}.square.free{background:#fff6d9;color:#76510a;cursor:default}.square.free::before{content:'★';font-size:34px;color:var(--gold);margin-bottom:8px}.square small{position:absolute;bottom:8px;font-size:11px;text-transform:uppercase;letter-spacing:.05em}.card{background:white;border:1px solid #dfe6ef;border-radius:12px;box-shadow:0 2px 10px rgba(16,33,60,.05);padding:20px;margin-bottom:18px}.scoreboard h2{margin-top:0}.milestones{display:grid;grid-template-columns:1fr 1fr;gap:10px}.milestones>div{border:1px solid #e8c371;background:#fff9e8;border-radius:10px;padding:12px}.milestones span{display:block;margin-top:5px}.scoreboard table,.fulltable{width:100%;border-collapse:collapse;margin:14px 0}.scoreboard th,.scoreboard td,.fulltable th,.fulltable td{border-bottom:1px solid #e7ecf2;padding:10px;text-align:left}.fulltable a,.scoreboard a{color:var(--navy);text-decoration:none}.linkbtn{font-weight:700}.legend p{display:flex;align-items:center;gap:9px}.swatch{width:22px;height:22px;border:1px solid #999;display:inline-block}.swatch.gray{background:#9ca3af}.modal[hidden]{display:none}.modal{position:fixed;inset:0;background:rgba(0,18,42,.6);display:grid;place-items:center;padding:18px;z-index:100}.modal-card{background:white;width:min(680px,100%);max-height:92vh;overflow:auto;border-radius:14px;padding:24px;position:relative}.close{position:absolute;right:13px;top:8px;background:transparent;color:#333;font-size:32px;padding:0;border:0}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}form label{display:block;font-weight:700;margin:12px 0}input,select,textarea{width:100%;font:inherit;padding:11px;border:1px solid #bdc9d6;border-radius:7px;margin-top:6px;background:#fff}button{background:var(--navy);color:#fff;border:0;border-radius:7px;padding:11px 16px;font-weight:800;cursor:pointer}.danger{background:var(--red)}.privacy-note,.help{color:#667085;font-size:14px}.auth{max-width:520px;margin:50px auto}.alert{padding:11px;border-radius:7px}.alert.error{background:#fee2e2;color:#991b1b}.alert.ok{background:#dcfce7;color:#166534}.profile-head{display:flex;align-items:center;gap:20px}.avatar{width:92px;height:92px;border-radius:50%;object-fit:cover}.avatar.large{width:130px;height:130px}.avatar.placeholder{display:grid;place-items:center;background:#dbe9f8;color:var(--navy);font-size:30px;font-weight:900}.award-badge{display:inline-block;background:#fff4c7;border:1px solid #e6ba45;padding:6px 9px;border-radius:999px;margin-right:7px;font-weight:800;font-size:12px}.admin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.admin-card{text-decoration:none;color:inherit}.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:16px}.compare>div{border:1px solid #dce4ee;border-radius:9px;padding:14px}.match{background:#dcfce7;color:#166534;padding:7px;border-radius:6px}.mismatch{background:#fee2e2;color:#991b1b;padding:7px;border-radius:6px}.verify-actions{display:flex;gap:10px}.match-card summary{cursor:pointer}.public .square{cursor:default}.settings-form{max-width:620px}@media(max-width:900px){.dashboard{grid-template-columns:1fr}.topbar{align-items:flex-start;flex-direction:column}.square{min-height:125px;font-size:13px}.admin-grid{grid-template-columns:1fr}.compare{grid-template-columns:1fr}}@media(max-width:620px){.wrap{padding:12px}.bingo-head div{font-size:22px}.square{min-height:110px;padding:7px;font-size:10px}.form-row,.milestones{grid-template-columns:1fr}.hero{align-items:flex-start}.progress-ring{min-width:80px;height:80px;border-width:5px}.brand strong{font-size:19px}.topbar nav{gap:12px;font-size:14px}.fulltable{font-size:12px}}

/* Admin board management */
.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:18px}.secondary-btn,.secondary-button{display:inline-block;background:#eef3f8!important;color:var(--navy)!important;border:1px solid #cbd7e4!important;border-radius:7px;padding:10px 14px;text-decoration:none;font-weight:800}.alert.warning{background:#fff7d6;color:#6b4b00;border:1px solid #ead28a;margin:14px 0}.alert.warning a{color:inherit;font-weight:800}.board-editor-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:18px}.board-edit-square{margin:0!important;background:#f8fbff;border:1px solid #cad6e3;border-radius:9px;padding:10px;min-width:0}.board-edit-square textarea{min-height:135px;resize:vertical}.board-edit-square.free-edit{background:#fff7d6;border-color:#e5c86c}.square-number{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:#607089}.board-edit-square small{display:block;color:#80631b;font-size:11px;margin-top:6px}.sticky-actions{position:sticky;bottom:8px;margin-top:18px;padding:12px;background:rgba(245,248,252,.94);border-radius:10px;backdrop-filter:blur(4px)}.admin-subnav{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0 18px}.admin-subnav a{padding:9px 12px;border:1px solid #cbd7e4;border-radius:7px;text-decoration:none;color:var(--navy);font-weight:800}.admin-subnav .danger-link{color:var(--red);border-color:#efb6b6;background:#fff5f5}.danger-admin-card{border-color:#efb6b6;background:#fffafa}.danger-admin-card h2{color:var(--red)}.danger-zone{border:1px solid #efb6b6}.reset-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}.reset-summary>div{background:#f7f9fc;border:1px solid #dfe6ef;border-radius:10px;padding:16px;text-align:center}.reset-summary strong{display:block;font-size:28px;color:var(--navy)}.reset-summary span{font-size:13px;color:#667085}.reset-modal-card{border-top:6px solid var(--red)}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.danger:disabled{opacity:.45;cursor:not-allowed}
@media(max-width:900px){.board-editor-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.board-editor-grid,.reset-summary{grid-template-columns:1fr}.section-heading{flex-direction:column}.modal-actions{flex-direction:column-reverse}.modal-actions button{width:100%}}

/* v3: password administration and extensible game catalog */
.inline-search{display:flex;gap:10px;align-items:flex-end;margin:16px 0}.inline-search input{margin:0}.inline-search button{white-space:nowrap}.user-admin-card{padding:0}.user-admin-card summary{cursor:pointer;padding:16px 18px}.user-admin-body{padding:0 18px 18px;border-top:1px solid #e7ecf2}.pill{display:inline-block;padding:3px 8px;border-radius:999px;background:#e8eef6;color:var(--navy);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.03em}.reset-pill{background:#fff1b8;color:#725300}.danger-pill{background:#fee2e2;color:#991b1b}.admin-inline-form{display:grid;grid-template-columns:minmax(240px,1fr) auto;gap:12px;align-items:end;max-width:720px}.admin-inline-form label{margin:0}.admin-inline-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}.admin-inline-actions form{margin:0}.game-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.game-title-row{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.game-title-row h2{margin-top:0}.pill.active{background:#dcfce7;color:#166534}.pill.coming_soon{background:#fff1b8;color:#725300}.pill.archived{background:#e5e7eb;color:#4b5563}hr{border:0;border-top:1px solid #e1e7ef;margin:24px 0}
@media(max-width:700px){.game-cards{grid-template-columns:1fr}.admin-inline-form{grid-template-columns:1fr}.inline-search{align-items:stretch;flex-direction:column}}
.checkbox-line{display:flex!important;align-items:center;gap:.55rem}.checkbox-line input{width:auto!important}.objective-list{margin:.5rem 0 1rem;padding-left:1.4rem}.objective-list li{margin:.32rem 0}.pill.scheduled{background:#fff3cd;color:#7a5700}.pill.open{background:#d7f5df;color:#165b2d}.pill.frozen{background:#e5e7eb;color:#374151}.square:disabled:not(.free){cursor:not-allowed;opacity:.82}

/* v5: Radio Checkers */
.checkers-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(280px,1fr);gap:20px;align-items:start}.checkers-home{display:grid;grid-template-columns:minmax(280px,.75fr) minmax(420px,1.25fr);gap:18px}.checkers-home>section:last-child{grid-column:1/-1}.checkers-board{width:min(100%,720px);aspect-ratio:1;display:grid;grid-template-columns:repeat(8,1fr);border:5px solid #1c2633;background:#d7c6a5;margin:16px auto}.checker-square{position:relative;min-width:0;min-height:0;padding:0;border:0;border-radius:0;display:grid;place-items:center}.checker-square.light{background:#f1e3c5;cursor:default}.checker-square.dark{background:#5b4738}.checker-square.dark:hover:not(:disabled){outline:3px solid #f0c34b;outline-offset:-3px}.checker-square.selected{box-shadow:inset 0 0 0 5px #f0c34b}.checker-square.legal-target{box-shadow:inset 0 0 0 5px #5fcf80}.checker-piece{width:68%;height:68%;border-radius:50%;display:grid;place-items:center;font-size:clamp(12px,2.2vw,25px);font-weight:900;box-shadow:inset 0 0 0 4px rgba(255,255,255,.18),0 3px 5px rgba(0,0,0,.35);border:3px solid rgba(255,255,255,.2)}.checker-piece.black{background:#121821;color:#f5c84c}.checker-piece.red{background:#a51e2c;color:#fff0a8}.checker-piece.king{border-color:#f1c64d}.coord{position:absolute;left:3px;top:2px;font-size:9px;font-weight:800;color:rgba(255,255,255,.56)}.light .coord{color:rgba(16,33,60,.45)}.turn-banner{padding:10px 12px;background:#eef5fc;border-left:4px solid var(--navy);border-radius:5px}.move-form{margin-top:14px}.move-form button:disabled,.match-actions button:disabled{opacity:.45;cursor:not-allowed}.move-history{padding-left:1.35rem}.move-history li{margin:.48rem 0}.move-history span{display:block;font-size:11px;color:#718096}.match-list{display:grid;gap:10px}.match-row{display:flex;justify-content:space-between;align-items:center;gap:15px;border:1px solid #dce4ee;border-radius:9px;padding:13px}.match-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.match-actions form{display:flex;gap:8px;margin:0}.match-actions button{padding:8px 11px}@media(max-width:950px){.checkers-layout,.checkers-home{grid-template-columns:1fr}.checkers-home>section:last-child{grid-column:auto}}@media(max-width:560px){.checkers-board{border-width:3px}.checker-piece{border-width:2px}.coord{font-size:7px}.match-row{align-items:flex-start;flex-direction:column}}

/* v6: additional over-the-air board games and spectator mode */
.boardgame-layout{display:grid;grid-template-columns:minmax(0,780px) minmax(280px,1fr);gap:20px;align-items:start}.ttt-board{display:grid;grid-template-columns:repeat(3,1fr);width:min(100%,520px);aspect-ratio:1;margin:18px auto;border:4px solid #1c2633}.ttt-cell{position:relative;display:grid;place-items:center;border:2px solid #1c2633;font-size:clamp(44px,10vw,92px);font-weight:900;color:var(--navy);background:#fff}.ttt-cell .coord{color:#7a8796;font-size:10px}.battle-grid-wrap{display:grid;grid-template-columns:1fr 1fr;gap:18px}.battle-board{display:grid;grid-template-columns:repeat(10,1fr);border:3px solid #1c2633;aspect-ratio:1}.battle-cell{position:relative;display:grid;place-items:center;border:1px solid #b7c6d7;background:#e9f4fb;color:#17324d;font-weight:900;font-size:clamp(10px,1.8vw,20px)}.battle-cell.ship{background:#8f9aa6}.battle-cell.hit{background:#efb4b4;color:#8b0000}.battle-cell.miss{background:#dce8f4;color:#46647f}.battle-coord{position:absolute;left:1px;top:0;font-size:6px;color:rgba(0,0,0,.35);font-weight:700}.morris-board{position:relative;width:min(100%,650px);aspect-ratio:1;margin:20px auto;background:linear-gradient(#fff,#f8fafc);border:2px solid #d3dbe5}.morris-board:before,.morris-board:after{content:"";position:absolute;border:4px solid #28384b}.morris-board:before{inset:8%}.morris-board:after{inset:24%}.morris-point{position:absolute;width:44px;height:44px;margin:-22px;display:grid;place-items:center;z-index:2}.morris-point>span{position:absolute;font-size:9px;color:#667085;top:31px}.morris-piece{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:24px;background:#fff;border:3px solid #111}.morris-piece.player2{background:#a51e2c;color:#fff;border-color:#7b101d}.p-a1{left:8%;top:8%}.p-d1{left:50%;top:8%}.p-g1{left:92%;top:8%}.p-b2{left:24%;top:24%}.p-d2{left:50%;top:24%}.p-f2{left:76%;top:24%}.p-c3{left:40%;top:40%}.p-d3{left:50%;top:40%}.p-e3{left:60%;top:40%}.p-a4{left:8%;top:50%}.p-b4{left:24%;top:50%}.p-c4{left:40%;top:50%}.p-e4{left:60%;top:50%}.p-f4{left:76%;top:50%}.p-g4{left:92%;top:50%}.p-c5{left:40%;top:60%}.p-d5{left:50%;top:60%}.p-e5{left:60%;top:60%}.p-b6{left:24%;top:76%}.p-d6{left:50%;top:76%}.p-f6{left:76%;top:76%}.p-a7{left:8%;top:92%}.p-d7{left:50%;top:92%}.p-g7{left:92%;top:92%}@media(max-width:900px){.boardgame-layout,.battle-grid-wrap{grid-template-columns:1fr}}@media(max-width:560px){.morris-point{width:32px;height:32px;margin:-16px}.morris-piece{width:25px;height:25px;font-size:18px}.battle-coord{display:none}}