:root{color:#f8fafc;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--bg:#0f172a;--panel:#172033e0;--panel-solid:#172033;--panel-light:#22304a;--text:#f8fafc;--muted:#b6c2d4;--accent:#22c55e;--accent-2:#3b82f6;--warning:#facc15;--border:#ffffff1f;--shadow:0 24px 80px #00000057;background:#0f172a;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{background:radial-gradient(circle at top left, #3b82f638, transparent 34rem), radial-gradient(circle at bottom right, #22c55e2e, transparent 28rem), var(--bg);min-width:320px}button{font:inherit}.app-shell{min-height:100vh;padding:24px}.app-frame{grid-template-rows:auto 1fr auto;gap:20px;width:min(1120px,100%);min-height:calc(100vh - 48px);margin:0 auto;display:grid}.top-bar{border:1px solid var(--border);background:var(--panel);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-radius:24px;justify-content:space-between;align-items:center;gap:16px;padding:14px;display:flex}.brand-button{color:var(--text);cursor:pointer;text-align:left;background:0 0;border:0;align-items:center;gap:12px;display:inline-flex}.brand-mark{background:linear-gradient(135deg, var(--accent), var(--accent-2));border-radius:16px;place-items:center;width:46px;height:46px;font-size:24px;display:grid}.brand-button strong,.brand-button small{display:block}.brand-button strong{font-size:1rem}.brand-button small{color:var(--muted);margin-top:2px}.top-status{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.status-pill{border:1px solid var(--border);color:var(--muted);background:#ffffff0f;border-radius:999px;padding:9px 12px;font-size:.9rem}.status-pill.online{color:#bbf7d0;background:#22c55e24;border-color:#22c55e73}.status-pill.offline{color:#fecaca;background:#ef444424;border-color:#ef444473}.status-pill.checking{color:#fde68a;background:#facc1524;border-color:#facc1573}.update-status{text-overflow:ellipsis;white-space:nowrap;max-width:min(360px,60vw);overflow:hidden}.status-pill.update-status.complete{color:#bbf7d0;background:#22c55e24;border-color:#22c55e73}.status-pill.update-status.error{color:#fecaca;background:#ef444424;border-color:#ef444473}.status-pill.update-status.checking,.status-pill.update-status.updating{color:#fde68a;background:#facc1524;border-color:#facc1573}.status-pill.update-status.offline{color:#cbd5e1;background:#94a3b824;border-color:#94a3b873}.screen{align-items:center;display:grid}.hero-card,.content-screen{border:1px solid var(--border);background:var(--panel);width:100%;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-radius:28px;padding:28px}.brand-badge{background:linear-gradient(135deg, var(--accent), var(--accent-2));border-radius:22px;place-items:center;width:72px;height:72px;margin:0 auto 16px;font-size:36px;display:grid}h1,h2,p{margin-top:0}h1{text-align:center;letter-spacing:-.06em;margin-bottom:0;font-size:clamp(2.3rem,7vw,4.8rem);line-height:.95}h2{margin-bottom:10px;font-size:1.25rem}.subtitle{text-align:center;max-width:620px;color:var(--muted);margin:18px auto 28px;font-size:clamp(1rem,3vw,1.25rem)}.game-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.game-card{border:1px solid var(--border);min-height:180px;color:var(--text);background:var(--panel-light);cursor:pointer;text-align:left;border-radius:24px;padding:20px;transition:transform .16s,border-color .16s,background .16s}.game-card:hover{background:#293a5a;border-color:#ffffff4d;transform:translateY(-3px)}.game-icon{margin-bottom:18px;font-size:36px;display:block}.game-title{font-size:1.35rem;font-weight:800;display:block}.game-description{color:var(--muted);margin-top:8px;line-height:1.35;display:block}.section-header{text-align:center;max-width:760px;margin:0 auto 22px}.section-header h1{margin-bottom:14px}.section-header p{color:var(--muted);line-height:1.55}.eyebrow{color:var(--accent);letter-spacing:.16em;text-transform:uppercase;margin-bottom:10px;font-size:.8rem;font-weight:800}.placeholder-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.placeholder-panel{border:1px solid var(--border);background:#ffffff0f;border-radius:22px;padding:22px}.placeholder-panel p{color:var(--muted);margin-bottom:0;line-height:1.55}.game-placeholder{max-width:760px;margin:0 auto}.game-placeholder-icon{background:var(--panel-light);border-radius:28px;place-items:center;width:90px;height:90px;margin:0 auto 18px;font-size:44px;display:grid}.button-row{flex-wrap:wrap;gap:12px;margin-top:20px;display:flex}.primary-button,.secondary-button{cursor:pointer;border-radius:16px;padding:13px 16px}.primary-button{color:#052e16;background:var(--accent);border:0;font-weight:800}.secondary-button{border:1px solid var(--border);color:var(--text);background:#ffffff0f}.bottom-nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.bottom-nav button{border:1px solid var(--border);color:var(--text);cursor:pointer;background:#ffffff0f;border-radius:16px;padding:14px 12px}.bottom-nav button:hover,.bottom-nav button.active{background:#22c55e2e;border-color:#22c55e80}[data-theme=light]{color:#0f172a;--bg:#eef4ff;--panel:#ffffffe0;--panel-solid:#fff;--panel-light:#f8fafc;--text:#0f172a;--muted:#475569;--border:#0f172a24;--shadow:0 24px 80px #0f172a1f;background:#eef4ff}[data-theme=light] body{background:radial-gradient(circle at top left, #3b82f624, transparent 34rem), radial-gradient(circle at bottom right, #22c55e1f, transparent 28rem), var(--bg)}.profile-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;display:grid}.profile-card{border:1px solid var(--border);min-height:150px;color:var(--text);cursor:pointer;text-align:center;background:#ffffff0f;border-radius:24px;place-items:center;gap:6px;padding:18px;display:grid}.profile-card.active{background:#22c55e29;border-color:#22c55eb3}.profile-avatar{font-size:2.5rem}.profile-name{font-weight:800}.profile-status{color:var(--muted);font-size:.85rem}.settings-panel{gap:18px;max-width:720px;margin:0 auto;display:grid}.settings-group{border:1px solid var(--border);background:#ffffff0f;border-radius:22px;gap:12px;padding:20px;display:grid}.settings-group legend{color:var(--accent);padding:0 8px;font-weight:800}.option-row{color:var(--text);cursor:pointer;align-items:center;gap:12px;display:flex}.option-row input{width:18px;height:18px}.library-sections{gap:22px;display:grid}.library-section{gap:14px;display:grid}.library-section-header{justify-content:space-between;gap:16px;display:flex}.library-section-header h2{margin-bottom:6px}.library-section-header p{color:var(--muted);margin-bottom:0}.pack-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.pack-card{border:1px solid var(--border);background:#ffffff0f;border-radius:20px;gap:16px;padding:18px;display:grid}.pack-card-header{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.pack-card h3{margin:0 0 8px}.pack-card p{color:var(--muted);margin:0}.pack-card-footer{justify-content:space-between;align-items:center;gap:12px;display:flex}.pack-category{color:var(--text);background:#ffffff14;border-radius:999px;flex:none;padding:6px 9px;font-size:.78rem;font-weight:800}.pack-status{border-radius:999px;padding:7px 10px;font-size:.82rem;font-weight:800}.pack-status-available{color:#dbeafe;background:#3b82f62e}.pack-status-downloading{color:#fde68a;background:#facc152e}.pack-status-downloaded{color:#bbf7d0;background:#22c55e2e}.pack-status-update-available{color:#fed7aa;background:#f973162e}.pack-status-error{color:#fecaca;background:#ef44442e}.empty-state{color:var(--muted);margin:0}.compact-button{width:fit-content;margin-top:18px}.level-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.level-card{border:1px solid var(--border);background:#ffffff0f;border-radius:20px;gap:16px;padding:18px;display:grid}.level-card h3{margin:8px 0 6px}.level-card p{color:var(--muted);word-break:break-word;margin:0;font-size:.85rem}.level-number{color:#dbeafe;background:#3b82f62e;border-radius:999px;justify-content:center;align-items:center;padding:6px 9px;font-size:.82rem;font-weight:800;display:inline-flex}.privacy-overlay{z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#020617c2;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.privacy-card{border:1px solid var(--border);text-align:center;background:var(--panel);border-radius:28px;width:min(420px,100%);padding:28px;box-shadow:0 24px 80px #00000059}.privacy-card h2{margin:8px 0 10px}.privacy-card p{color:var(--muted);margin-bottom:0}.completion-modal-backdrop{z-index:1100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#020617b8;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.completion-modal{border:1px solid var(--border);background:var(--panel);border-radius:28px;width:min(520px,100%);padding:28px;box-shadow:0 24px 80px #00000059}.completion-modal h2{margin:8px 0 18px}.completion-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:20px 0;display:grid}.completion-stat{border:1px solid var(--border);background:#ffffff0f;border-radius:18px;padding:14px}.completion-stat span{color:var(--muted);margin-bottom:6px;font-size:.84rem;font-weight:700;display:block}.completion-stat strong{font-size:1.2rem}.completion-actions{justify-content:flex-end;gap:12px;display:flex}.game-screen{gap:24px;display:grid}.game-header{justify-content:space-between;align-items:flex-start;gap:18px;display:flex}.game-header h1{margin-bottom:8px}.game-header p{color:var(--muted);margin-bottom:0}.game-meta{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.game-meta span{border:1px solid var(--border);color:var(--muted);background:#ffffff0f;border-radius:999px;padding:8px 11px;font-size:.86rem;font-weight:800}.queens-stage{place-items:center;width:100%;display:grid}.queens-board{grid-template-columns:repeat(var(--queens-size), minmax(0, 1fr));grid-template-rows:repeat(var(--queens-size), minmax(0, 1fr));aspect-ratio:1;background:#0f172a;border:4px solid #0f172a;border-radius:0;inline-size:min(92vw,68vh,640px);display:grid;overflow:hidden;box-shadow:0 20px 70px #0000003d}.queens-cell{block-size:100%;inline-size:100%;aspect-ratio:1;color:#1f2937;appearance:none;-webkit-user-select:none;user-select:none;touch-action:none;cursor:pointer;background:0 0;border:1px solid #111827;place-items:center;min-width:0;min-height:0;padding:0;font-family:Arial,Helvetica,sans-serif;font-size:clamp(1.45rem,5vw,3rem);font-weight:300;line-height:1;display:grid}.queens-cell:hover{filter:brightness(1.04)}.queens-cell:active{transform:none}.queens-cell:focus-visible{z-index:1;outline-offset:-3px;outline:3px solid #0f172ae6}.queens-cell.cell-empty{color:#0000}.queens-cell.cell-x{color:#111827d1;font-size:clamp(1.8rem,5.5vw,3.3rem);font-weight:300}.queens-cell.cell-queen{color:#111827;text-shadow:none;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.8rem,5.8vw,3.5rem);font-weight:400}.queens-cell.cell-queen.cell-conflict{color:#ef4444;text-shadow:none}.queens-board-7,.queens-board-8,.queens-board-9{--queens-region-a:#10b880;--queens-region-b:#c41443;--queens-region-c:#9ca3af;--queens-region-d:#8358ef;--queens-region-e:#ffe044;--queens-region-f:#3b82f6;--queens-region-g:#fb8c34;--queens-region-h:#f472b6;--queens-region-i:#22c55e}.queens-board-7 .region-a,.queens-board-8 .region-a,.queens-board-9 .region-a{background:var(--queens-region-a)}.queens-board-7 .region-b,.queens-board-8 .region-b,.queens-board-9 .region-b{background:var(--queens-region-b)}.queens-board-7 .region-c,.queens-board-8 .region-c,.queens-board-9 .region-c{background:var(--queens-region-c)}.queens-board-7 .region-d,.queens-board-8 .region-d,.queens-board-9 .region-d{background:var(--queens-region-d)}.queens-board-7 .region-e,.queens-board-8 .region-e,.queens-board-9 .region-e{background:var(--queens-region-e)}.queens-board-7 .region-f,.queens-board-8 .region-f,.queens-board-9 .region-f{background:var(--queens-region-f)}.queens-board-7 .region-g,.queens-board-8 .region-g,.queens-board-9 .region-g{background:var(--queens-region-g)}.queens-board-8 .region-h,.queens-board-9 .region-h{background:var(--queens-region-h)}.queens-board-9 .region-i{background:var(--queens-region-i)}[data-reduced-motion=true] *,[data-reduced-motion=true] :before,[data-reduced-motion=true] :after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}@media (width<=900px){.level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=860px){.profile-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=760px){.app-shell{padding:14px}.app-frame{min-height:calc(100vh - 28px)}.top-bar{border-radius:20px}.hero-card,.content-screen{border-radius:24px;padding:22px}.game-grid,.placeholder-grid,.pack-grid{grid-template-columns:1fr}.game-card{min-height:130px}.bottom-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.pack-card-footer{flex-direction:column;align-items:stretch}.game-header{flex-direction:column}.game-meta{justify-content:flex-start}.queens-board{inline-size:min(94vw,62vh,540px)}}@media (width<=620px){.level-grid,.completion-stats{grid-template-columns:1fr}.completion-actions{flex-direction:column-reverse;align-items:stretch}}@media (width<=460px){.profile-grid{grid-template-columns:1fr}}