.challenge-cta-banner{margin:1.5rem 0 2rem;padding:.85rem 1.25rem;border-radius:12px;background:linear-gradient(135deg,rgba(137,101,196,8%),rgba(137,101,196,4%));border:1px solid rgba(137,101,196,.2)}html.dark .challenge-cta-banner{background:linear-gradient(135deg,rgba(201,183,232,8%),rgba(201,183,232,3%));border-color:rgba(201,183,232,.2)}.challenge-cta-content{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.challenge-cta-icon{font-size:1.3rem;flex-shrink:0}.challenge-cta-text{flex:1;font-size:.92rem;line-height:1.5;color:#374151}html.dark .challenge-cta-text{color:#d1d5db}.challenge-cta-link{display:inline-block;padding:.35rem .9rem;font-size:.82rem;font-weight:600;color:#6d4fa3;background:rgba(137,101,196,.1);border:1px solid rgba(137,101,196,.3);border-radius:var(--radius-pill,999px);text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s}.challenge-cta-link:hover{background:rgba(137,101,196,.18);border-color:rgba(137,101,196,.45)}html.dark .challenge-cta-link{color:#c9b7e8;background:rgba(201,183,232,.1);border-color:rgba(201,183,232,.3)}html.dark .challenge-cta-link:hover{background:rgba(201,183,232,.18);border-color:rgba(201,183,232,.45)}.challenge-section h2{margin-top:2.5rem}.challenge-intro{font-size:.9rem;color:#6b7280;margin-bottom:1.5rem}html.dark .challenge-intro{color:#9ca3af}.challenge-card{margin-bottom:2rem;padding:1.25rem;border-radius:12px;background:rgba(243,244,246,.75);border:1px solid rgba(209,213,219,.9)}html.dark .challenge-card{background:rgba(31,41,55,.4);border-color:rgba(75,85,99,.5)}.challenge-meta{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;margin-bottom:.25rem}.challenge-difficulty-badge{display:inline-block;font-size:.72rem;font-weight:600;padding:.15rem .55rem;border-radius:var(--radius-pill,999px);white-space:nowrap}.challenge-difficulty-easy{color:#4b7a4e;background:rgba(75,122,78,.12);border:1px solid rgba(75,122,78,.3)}.challenge-difficulty-medium{color:#a67c1e;background:rgba(166,124,30,.12);border:1px solid rgba(166,124,30,.3)}.challenge-difficulty-hard{color:#b0503f;background:rgba(176,80,63,.12);border:1px solid rgba(176,80,63,.3)}html.dark .challenge-difficulty-easy{color:#9ed4a1;background:rgba(158,212,161,.14);border-color:rgba(158,212,161,.35)}html.dark .challenge-difficulty-medium{color:#e8c778;background:rgba(232,199,120,.14);border-color:rgba(232,199,120,.35)}html.dark .challenge-difficulty-hard{color:#e29a8a;background:rgba(226,154,138,.14);border-color:rgba(226,154,138,.35)}.challenge-source-tag{display:inline-block;font-size:.72rem;font-weight:600;padding:.15rem .55rem;border-radius:var(--radius-pill,999px);white-space:nowrap;color:#4a5568;background:rgba(107,114,128,8%);border:1px solid rgba(107,114,128,.25)}html.dark .challenge-source-tag{color:#cbd5e0;background:rgba(203,213,224,.1);border-color:rgba(203,213,224,.25)}.challenge-contributor{font-size:.72rem;color:#9ca3af;font-style:italic}html.dark .challenge-contributor{color:#6b7280}.challenge-card .hextra-tabs-panel table{font-size:.88rem;width:100%;border-collapse:collapse;margin:.75rem 0}.challenge-card .hextra-tabs-panel th,.challenge-card .hextra-tabs-panel td{padding:.4rem .65rem;border:1px solid rgba(229,231,235,.8);text-align:left}html.dark .challenge-card .hextra-tabs-panel th,html.dark .challenge-card .hextra-tabs-panel td{border-color:rgba(75,85,99,.5)}.challenge-card .hextra-tabs-panel th{background:rgba(249,250,251,.8);font-weight:600}html.dark .challenge-card .hextra-tabs-panel th{background:rgba(55,65,81,.5)}.challenge-card .hextra-tabs-panel p{margin:.5rem 0;line-height:1.65}.challenge-hub-summary{font-size:.9rem;color:#6b7280;margin-bottom:1rem}html.dark .challenge-hub-summary{color:#9ca3af}.challenge-hub-filters{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.5rem}.challenge-hub-subtopic>h3{display:flex;align-items:baseline;gap:.6rem;margin-top:2rem;margin-bottom:1rem}.challenge-hub-subtopic>h3 a{text-decoration:none;color:inherit}.challenge-hub-subtopic>h3 a:hover{text-decoration:underline}.challenge-hub-count{font-size:.75rem;font-weight:500;color:#9ca3af;white-space:nowrap}@media(max-width:640px){.challenge-card{padding:.9rem}.challenge-cta-content{flex-direction:column;align-items:flex-start}.challenge-card .hextra-tabs-panel table{font-size:.8rem;display:block;overflow-x:auto}}.page-rating{margin:1.5rem 0 2rem;padding:.85rem 1.25rem;border-radius:12px;background:rgba(137,101,196,5%);border:1px solid rgba(137,101,196,.2)}html.dark .page-rating{background:rgba(201,183,232,5%);border-color:rgba(201,183,232,.2)}.page-rating-row{display:flex;align-items:center;gap:.9rem;flex-wrap:wrap}.page-rating-stars{position:relative;display:inline-block;font-size:1.5rem;line-height:1;letter-spacing:.1em}.page-rating-stars-empty,.page-rating-stars-fill{white-space:nowrap;pointer-events:none}.page-rating-stars-empty::before,.page-rating-stars-fill::before{content:"\2605\2605\2605\2605\2605\2605\2605\2605\2605\2605"}.page-rating-stars-empty{color:#d1d5db}html.dark .page-rating-stars-empty{color:#4b5563}.page-rating-stars-fill{position:absolute;top:0;left:0;width:0%;overflow:hidden;color:#8965c4}html.dark .page-rating-stars-fill{color:#c9b7e8}.page-rating-input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}.page-rating-input:disabled{cursor:default}.page-rating-avg{font-size:.85rem;color:#6b7280}html.dark .page-rating-avg{color:#9ca3af}.page-rating-your{margin-top:.5rem;font-size:.85rem;color:#6d4fa3}html.dark .page-rating-your{color:#c9b7e8}.page-rating-login-cta{margin-top:.5rem}.page-rating-login-link{font-size:.85rem;font-weight:600;color:#6d4fa3;text-decoration:none}.page-rating-login-link:hover{text-decoration:underline}html.dark .page-rating-login-link{color:#c9b7e8}