.hc-extension[data-astro-cid-ot3hihik]{--sea:#23d9cc;--ink:#ecfaff;--muted:#cbdde9;max-width:1024px;margin:0 auto;padding:clamp(12px,3vw,32px) 14px 70px;color:var(--ink);font-family:system-ui,sans-serif}.hc-extension[data-astro-cid-ot3hihik] [data-astro-cid-ot3hihik]{box-sizing:border-box}.extension-hero[data-astro-cid-ot3hihik],.extension-card[data-astro-cid-ot3hihik]{background:linear-gradient(120deg,#0b3044,#101b3c);border:1px solid #477789;border-radius:20px;padding:clamp(17px,3vw,30px);margin-bottom:18px;box-shadow:0 8px 24px #00172750}.extension-hero[data-astro-cid-ot3hihik]>p[data-astro-cid-ot3hihik]:first-child,.extension-tag[data-astro-cid-ot3hihik]{color:#7ce8d9;font-weight:800;letter-spacing:.04em;font-size:13px;margin:0 0 8px}.extension-hero[data-astro-cid-ot3hihik] h1[data-astro-cid-ot3hihik]{font-size:clamp(28px,5vw,42px);line-height:1.15;margin:0 0 12px;color:#f3f8fe}.extension-card[data-astro-cid-ot3hihik] h2[data-astro-cid-ot3hihik]{font-size:clamp(22px,4vw,31px);margin:0 0 12px}.extension-card[data-astro-cid-ot3hihik] p[data-astro-cid-ot3hihik],.extension-hero[data-astro-cid-ot3hihik] p[data-astro-cid-ot3hihik]{line-height:1.65;max-width:72ch}.extension-nav[data-astro-cid-ot3hihik]{display:flex;gap:8px;overflow-x:auto;padding:12px 0;scroll-snap-type:x mandatory}.extension-nav[data-astro-cid-ot3hihik] a[data-astro-cid-ot3hihik]{flex:0 0 auto;padding:11px 14px;border:1px solid #6394a8;background:#0f4253;color:#fff;border-radius:14px;font-weight:650;text-decoration:none;scroll-snap-align:start}.extension-progress[data-astro-cid-ot3hihik]{margin-top:12px;font-weight:700}.extension-track[data-astro-cid-ot3hihik]{height:11px;max-width:500px;border-radius:10px;background:#36566c;overflow:hidden;margin-top:10px}.extension-track[data-astro-cid-ot3hihik]>span[data-astro-cid-ot3hihik]{display:block;width:0;height:100%;background:var(--sea);transition:width .2s}.extension-card[data-astro-cid-ot3hihik]{scroll-margin-top:15px}.extension-card[data-astro-cid-ot3hihik] input[data-astro-cid-ot3hihik][type=text],.extension-card[data-astro-cid-ot3hihik] textarea[data-astro-cid-ot3hihik]{display:block;width:100%;max-width:700px;border-radius:12px;border:2px solid #678b9f;background:#091728;color:#fff;padding:12px 14px;font:inherit;min-height:48px;margin:8px 0}.extension-word-grid[data-astro-cid-ot3hihik]{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:12px}.extension-word-grid[data-astro-cid-ot3hihik] label[data-astro-cid-ot3hihik]{font-weight:500}.extension-card[data-astro-cid-ot3hihik] button[data-astro-cid-ot3hihik]{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 18px;background:#13b6b1;color:#062330;font:800 16px system-ui,sans-serif;border:2px solid #9ffbf3;border-radius:12px;margin-top:12px;cursor:pointer}.extension-card[data-astro-cid-ot3hihik] button[data-astro-cid-ot3hihik]:hover{background:#a5f4d8}.extension-card[data-astro-cid-ot3hihik] [data-astro-cid-ot3hihik]:focus-visible,.extension-nav[data-astro-cid-ot3hihik] a[data-astro-cid-ot3hihik]:focus-visible{outline:3px solid #ffdd82;outline-offset:3px}.extension-story[data-astro-cid-ot3hihik],.extension-example[data-astro-cid-ot3hihik],.extension-hint[data-astro-cid-ot3hihik]{padding:14px 16px;border-left:4px solid #79ede6;background:#10364b;border-radius:7px}.extension-story[data-astro-cid-ot3hihik]{font-size:clamp(17px,2.8vw,20px);line-height:1.75!important}.extension-card[data-astro-cid-ot3hihik] fieldset[data-astro-cid-ot3hihik]{border:0;padding:0;margin:18px 0}.extension-card[data-astro-cid-ot3hihik] legend[data-astro-cid-ot3hihik]{font-size:18px;font-weight:750;margin-bottom:10px}.extension-option[data-astro-cid-ot3hihik]{display:flex;align-items:center;gap:12px;margin:8px 0;min-height:52px;padding:10px 13px;background:#102c40;border:1px solid #53788f;border-radius:12px;cursor:pointer}.extension-option[data-astro-cid-ot3hihik] input[data-astro-cid-ot3hihik]{width:21px;height:21px;flex-shrink:0;accent-color:#2df2cb}.extension-feedback[data-astro-cid-ot3hihik]{color:#ffeaaf;min-height:1.5em;font-weight:700}.extension-question[data-astro-cid-ot3hihik]{border-bottom:1px solid #33546a;padding:12px 0}.extension-question[data-astro-cid-ot3hihik] p[data-astro-cid-ot3hihik]{font-size:14px;color:#f2d89e}.extension-selfcheck[data-astro-cid-ot3hihik]{display:flex;flex-wrap:wrap;gap:10px}.extension-selfcheck[data-astro-cid-ot3hihik] button[data-astro-cid-ot3hihik]{flex:1 1 180px;background:#184759;color:#fff}.extension-finish[data-astro-cid-ot3hihik]{background:#143e48;padding:15px;border-radius:12px;margin-top:20px}.extension-finish[data-astro-cid-ot3hihik] a[data-astro-cid-ot3hihik]{display:inline-flex;min-height:44px;align-items:center;color:#c6fffb}@media(prefers-reduced-motion:reduce){.extension-track[data-astro-cid-ot3hihik]>span[data-astro-cid-ot3hihik]{transition:none}}