:root{color-scheme:light;--explorer-sea-950: #0c1d57;--explorer-sea-900: #12297a;--explorer-sea-600: #4057b2;--explorer-stone-100: #f5f1e8;--explorer-stone-300: #e3dccf;--explorer-sun-500: #f2a900;--explorer-terra-500: #c96b3b;--explorer-ink: #1e293b;--explorer-muted: #64748b;--explorer-paper: #fbf8f1;--explorer-panel: rgba(255, 252, 247, .78);--explorer-line: rgba(196, 212, 218, .66);--explorer-accent: var(--explorer-sea-900);--explorer-accent-strong: var(--explorer-sea-950);--explorer-warn: #a85a00;--explorer-radius-sm: 8px;--explorer-radius-md: 8px;--explorer-shadow: 0 8px 32px rgba(18, 41, 122, .12);--explorer-font-heading: "Montserrat", system-ui, sans-serif;--explorer-font-body: "Nunito", system-ui, -apple-system, sans-serif;--explorer-font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace}*{box-sizing:border-box}body.explorer-shell{display:flex;flex-direction:column;margin:0;min-height:100vh;color:var(--explorer-ink);font-family:var(--explorer-font-body)}.explorer-kpi-label,.explorer-feedback,.explorer-hint{color:var(--explorer-muted)}.explorer-btn{min-height:44px;border-radius:var(--explorer-radius-sm);text-decoration:none;font-weight:800}.explorer-mode-nav{display:none}.explorer-app{flex:1 0 auto;width:min(1100px,100%);margin:0 auto;padding:20px clamp(14px,4vw,32px) 40px}@media(max-width:900px){.explorer-app{padding:4px 12px 28px}}.explorer-status{margin-bottom:16px}.explorer-status-summary,.explorer-panel{border:1px solid var(--explorer-line);background:var(--explorer-panel);border-radius:var(--explorer-radius-md);box-shadow:var(--explorer-shadow)}.explorer-status-summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;padding:14px}.explorer-status-summary>div{padding:2px 12px}.explorer-status-summary>div+div{border-left:1px solid var(--explorer-line)}.explorer-kpi-label{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:0;font-weight:800}.explorer-panel{padding:clamp(16px,4vw,28px)}.explorer-device-blocked .explorer-app>:not(.explorer-page-intro):not(.explorer-mobile-required){display:none!important}.explorer-mobile-required{max-width:680px;margin:0 auto;border-left:4px solid var(--explorer-sun-500)}.explorer-mobile-required__eyebrow{margin:0 0 6px;color:var(--explorer-warn);font-size:.78rem;font-weight:800;text-transform:uppercase}.explorer-mobile-required h2{margin-top:0}.explorer-mobile-required .explorer-btn{display:inline-flex;align-items:center;justify-content:center;margin-top:8px}.explorer-panel>h2,.explorer-riddle-body h2,.explorer-complete h2{color:var(--explorer-sea-950);font-family:var(--explorer-font-heading);line-height:1.2}#explorer-start,#explorer-empty{max-width:760px;margin-inline:auto}#explorer-riddle{display:grid;grid-template-columns:minmax(300px,1fr) minmax(280px,.85fr);gap:22px;align-items:start}#explorer-riddle.hidden{display:none}#explorer-riddle .explorer-actions,#explorer-riddle .explorer-feedback{grid-column:1 / -1}.explorer-leaderboard-panel{margin-top:16px}.explorer-leaderboard-panel h2{margin:0 0 12px;color:var(--explorer-sea-950);font-family:var(--explorer-font-heading)}.explorer-leaderboard{overflow-x:auto}.explorer-leaderboard table{width:100%;border-collapse:collapse}.explorer-leaderboard th,.explorer-leaderboard td{padding:10px 8px;border-bottom:1px solid var(--explorer-line);text-align:left}.explorer-leaderboard th{color:var(--explorer-muted);font-size:.72rem;letter-spacing:0;text-transform:uppercase}.explorer-leaderboard td:last-child,.explorer-leaderboard th:last-child{text-align:right}.explorer-leaderboard-avatar{margin-right:5px}.explorer-riddle-media{overflow:hidden;border-radius:var(--explorer-radius-sm);border:1px solid var(--explorer-line);background:var(--explorer-stone-300);aspect-ratio:16 / 9}.explorer-riddle-media picture,.explorer-riddle-media img{width:100%;height:100%;display:block}.explorer-riddle-media img{object-fit:cover}.explorer-riddle-body{margin:18px 0}.explorer-riddle-body h2,.explorer-complete h2{margin:0 0 10px}.explorer-timer{margin:0 0 8px;font-family:var(--explorer-font-mono);font-weight:800;color:var(--explorer-accent-strong)}.explorer-actions{display:flex;flex-wrap:wrap;gap:10px}.explorer-btn{border:0;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font:inherit}.explorer-btn:disabled{cursor:not-allowed;opacity:.55}.explorer-btn-primary{background:linear-gradient(135deg,var(--explorer-sea-950),var(--explorer-sea-900));color:#fff;box-shadow:0 4px 10px #12297a38}.explorer-btn-secondary{background:#fff;border:1px solid var(--explorer-line);color:var(--explorer-ink)}.explorer-hint{padding:12px;border-left:4px solid var(--explorer-warn);background:#fff7e6}.explorer-feedback{min-height:24px}.explorer-feedback:not(:empty){margin:4px 0 0;padding:10px 12px;border:1px solid rgba(18,41,122,.18);border-radius:var(--explorer-radius-sm);background:#edf3ff;font-weight:700}.explorer-feedback--warning:not(:empty){color:#7a4f09;border-color:#f2a90057;background:#fff8e8}.explorer-feedback--error:not(:empty){color:#8f2d27;border-color:#d2463c47;background:#fff0ed}.explorer-feedback--success:not(:empty){color:#17633c;border-color:#1f9d6642;background:#ebf9ef}#explorer-riddle[aria-busy=true] .explorer-actions{pointer-events:none;opacity:.55}.explorer-discovery-eyebrow{margin:0 0 8px;color:var(--explorer-accent-strong);font-family:var(--explorer-font-mono);font-weight:800;text-transform:uppercase}.explorer-discovery-text{max-width:72ch;white-space:pre-line}.explorer-final-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:16px 0}.explorer-final-stats>div{padding:14px;background:#fff;border:1px solid var(--explorer-line);border-radius:var(--explorer-radius-sm)}.explorer-final-stats span{display:block;color:var(--explorer-muted)}.explorer-album-head{display:flex;justify-content:space-between;gap:12px;align-items:center}.explorer-album{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(160px,240px);gap:12px;overflow-x:auto;padding-bottom:8px}.explorer-album img{width:100%;aspect-ratio:4 / 3;object-fit:cover;border-radius:var(--explorer-radius-sm);border:1px solid var(--explorer-line)}.explorer-admin-form{display:grid;gap:12px}.explorer-admin-form label{display:grid;gap:6px;font-weight:700}.explorer-admin-form input,.explorer-admin-form textarea{width:100%;border:1px solid var(--explorer-line);border-radius:var(--explorer-radius-sm);padding:10px 12px;font:inherit;background:#fff}.explorer-admin-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.explorer-admin-row{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid var(--explorer-line)}.explorer-admin-row p{margin:6px 0 0;color:var(--explorer-muted)}.hidden{display:none!important}@media(max-width:900px){.explorer-mode-nav{margin-right:12px;margin-left:12px}.explorer-final-stats{grid-template-columns:1fr}#explorer-riddle{grid-template-columns:1fr;gap:14px}#explorer-riddle .explorer-actions,#explorer-riddle .explorer-feedback{grid-column:auto}.explorer-actions,.explorer-btn,.explorer-admin-grid,.explorer-admin-row{width:100%}.explorer-admin-grid,.explorer-admin-row{grid-template-columns:1fr}}