.seminar-rules[data-astro-cid-u64zzlu5]{background:var(--color-accent, #f8f9fa);border-radius:10px;padding:3rem;margin-bottom:4rem}.seminar-rules[data-astro-cid-u64zzlu5] h2[data-astro-cid-u64zzlu5]{font-size:2.2rem;margin-bottom:2rem}.seminar-rules[data-astro-cid-u64zzlu5] ul[data-astro-cid-u64zzlu5]{list-style:none;padding:0;margin:0}.seminar-rules[data-astro-cid-u64zzlu5] li[data-astro-cid-u64zzlu5]{position:relative;padding-left:2.4rem;margin-bottom:1.2rem;font-size:1.6rem;line-height:1.7;color:var(--color-text-light, #666)}.seminar-rules[data-astro-cid-u64zzlu5] li[data-astro-cid-u64zzlu5]:last-child{margin-bottom:0}.seminar-rules[data-astro-cid-u64zzlu5] li[data-astro-cid-u64zzlu5]:before{content:"";position:absolute;left:0;top:.7em;width:8px;height:8px;background:var(--color-primary, #7dc91d);border-radius:50%}.signup-cta[data-astro-cid-2ums4j3y]{text-align:center;padding:5rem 3rem;background:linear-gradient(135deg,var(--color-primary, #7dc91d) 0%,var(--color-primary-dark, #5a9a0e) 100%);border-radius:10px;margin-bottom:4rem}.signup-cta[data-astro-cid-2ums4j3y] h2[data-astro-cid-2ums4j3y]{color:#fff;font-size:2.4rem;margin-bottom:1.5rem}.signup-cta[data-astro-cid-2ums4j3y] p[data-astro-cid-2ums4j3y]{color:#ffffffe6;font-size:1.6rem;margin-bottom:3rem}.signup-btn[data-astro-cid-2ums4j3y]{display:inline-block;padding:1.5rem 4rem;background:#fff;color:var(--color-primary-dark, #5a9a0e);border-radius:5px;font-weight:700;font-size:1.8rem;text-decoration:none;transition:all .3s;border:none;cursor:pointer;font-family:var(--font-family, "Noto Sans JP", sans-serif)}.signup-btn[data-astro-cid-2ums4j3y]:hover{background:var(--color-gray, #f5f5f5);color:var(--color-primary-dark, #5a9a0e);transform:translateY(-2px)}.signup-btn[data-astro-cid-2ums4j3y]:disabled{opacity:.6;cursor:not-allowed;transform:none}.login-note[data-astro-cid-2ums4j3y]{font-size:1.3rem!important;margin-top:1.5rem;margin-bottom:0!important}.login-note[data-astro-cid-2ums4j3y] a[data-astro-cid-2ums4j3y]{color:#fff;text-decoration:underline}.error-msg[data-astro-cid-2ums4j3y]{color:#ffcdd2;font-size:1.4rem;margin-top:1.5rem}.success-text[data-astro-cid-2ums4j3y]{font-size:1.8rem!important;font-weight:700}.btn-loading[data-astro-cid-2ums4j3y]{opacity:.7}.resend-result[data-astro-cid-2ums4j3y]{font-size:1.3rem!important;margin-top:1.5rem;margin-bottom:0!important}.meeting-info[data-astro-cid-2ums4j3y]{margin-top:1rem}.meeting-label[data-astro-cid-2ums4j3y]{font-size:1.4rem!important;font-weight:700;margin-bottom:1rem!important}.meeting-passcode[data-astro-cid-2ums4j3y]{font-size:1.3rem!important;margin-top:1rem;margin-bottom:0!important;opacity:.8}.seminar-hero[data-astro-cid-477s6vsr]{padding:12rem 0 5rem;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);text-align:center;color:#fff}.hero-tags[data-astro-cid-477s6vsr]{display:flex;justify-content:center;gap:1rem;margin-bottom:2rem}.tag[data-astro-cid-477s6vsr]{display:inline-block;padding:.5rem 1.4rem;border-radius:30px;font-size:1.3rem;font-weight:600}.tag-audience[data-astro-cid-477s6vsr]{background:var(--color-primary);color:#fff}.tag-status[data-astro-cid-477s6vsr]{background:#e8f5e9;color:#2e7d32}.tag-closed[data-astro-cid-477s6vsr]{background:#f5f5f5;color:#9e9e9e}.seminar-hero[data-astro-cid-477s6vsr] h1[data-astro-cid-477s6vsr]{color:#fff;font-size:3.6rem;margin-bottom:1.5rem;line-height:1.4}.detail-wrapper[data-astro-cid-477s6vsr]{max-width:800px;margin:0 auto}.detail-box[data-astro-cid-477s6vsr]{background:#fff;border-radius:10px;box-shadow:0 5px 15px #0000000d;padding:3rem;margin-bottom:4rem}.detail-box[data-astro-cid-477s6vsr] h2[data-astro-cid-477s6vsr]{font-size:2.2rem;margin-bottom:2.5rem;padding-bottom:1.5rem;border-bottom:2px solid var(--color-primary)}.detail-list[data-astro-cid-477s6vsr]{margin:0}.detail-row[data-astro-cid-477s6vsr]{display:flex;padding:1.5rem 0;border-bottom:1px solid var(--color-border)}.detail-row[data-astro-cid-477s6vsr]:last-child{border-bottom:none;padding-bottom:0}dt[data-astro-cid-477s6vsr]{width:8rem;flex-shrink:0;font-weight:700;font-size:1.6rem;color:var(--color-secondary)}dd[data-astro-cid-477s6vsr]{margin:0;font-size:1.6rem;line-height:1.7;color:var(--color-text);white-space:pre-line}.back-link-wrapper[data-astro-cid-477s6vsr]{text-align:center}.back-link[data-astro-cid-477s6vsr]{display:inline-flex;align-items:center;gap:.5rem;font-size:1.5rem;font-weight:500;color:var(--color-text-light);transition:color .3s}.back-link[data-astro-cid-477s6vsr]:hover{color:var(--color-primary)}.back-link[data-astro-cid-477s6vsr] svg[data-astro-cid-477s6vsr]{transition:transform .3s}.back-link[data-astro-cid-477s6vsr]:hover svg[data-astro-cid-477s6vsr]{transform:translate(-5px)}@media(max-width:768px){.seminar-hero[data-astro-cid-477s6vsr]{padding:10rem 0 4rem}.seminar-hero[data-astro-cid-477s6vsr] h1[data-astro-cid-477s6vsr]{font-size:2.6rem}.detail-box[data-astro-cid-477s6vsr]{padding:2rem}.detail-row[data-astro-cid-477s6vsr]{flex-direction:column;gap:.5rem}dt[data-astro-cid-477s6vsr]{width:auto}}