.inst-hero[data-astro-cid-qfu7ivbg]{position:relative;height:clamp(420px,50vw,580px);overflow:hidden;display:flex;align-items:flex-end;margin-top:-80px;text-align:center}.inst-hero-img[data-astro-cid-qfu7ivbg]{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(4px) brightness(.85);transform:scale(1.03)}.inst-hero-overlay[data-astro-cid-qfu7ivbg]{position:absolute;inset:0;background:linear-gradient(to bottom,#0f1b2d26,#0f1b2d66 45%,#0f1b2dbf)}.inst-hero-body[data-astro-cid-qfu7ivbg]{position:relative;z-index:1;padding-top:calc(80px + 1.5rem);padding-bottom:clamp(2.5rem,5vw,4rem);color:#fff;width:100%}.inst-breadcrumb[data-astro-cid-qfu7ivbg]{display:flex;gap:8px;font-size:.85rem;color:#ffffff80;margin-bottom:24px;justify-content:center}.inst-breadcrumb[data-astro-cid-qfu7ivbg] a[data-astro-cid-qfu7ivbg]{color:#fff9;text-decoration:none}.inst-breadcrumb[data-astro-cid-qfu7ivbg] a[data-astro-cid-qfu7ivbg]:hover{color:#fff}.inst-eyebrow[data-astro-cid-qfu7ivbg]{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#fff9;margin-bottom:16px}.inst-hero-h1[data-astro-cid-qfu7ivbg]{font-size:clamp(2rem,5vw,3.2rem);font-weight:800;color:#fff;margin:0 0 16px;line-height:1.12;text-shadow:0 2px 20px rgba(0,0,0,.3)}.inst-hero-lead[data-astro-cid-qfu7ivbg]{font-size:1.05rem;color:#ffffffd9;line-height:1.7;margin:0 auto;max-width:660px}@media(max-width:768px){.inst-hero[data-astro-cid-qfu7ivbg]{height:clamp(340px,80vw,460px)}}.inst-section-title[data-astro-cid-qfu7ivbg]{font-size:clamp(1.4rem,3vw,1.8rem);font-weight:800;color:var(--color-dark, #1a1a1a);margin:0 0 48px;text-align:center}.inst-tabs-section[data-astro-cid-qfu7ivbg]{padding:48px 0 0;background:#fff;position:sticky;top:72px;z-index:10}.inst-tabs[data-astro-cid-qfu7ivbg]{display:flex;gap:8px;justify-content:center;padding-bottom:20px;border-bottom:1px solid rgba(0,0,0,.06)}.inst-tab[data-astro-cid-qfu7ivbg]{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:100px;font-size:.88rem;font-weight:600;color:#666;background:#f8f7f5eb;border:1px solid rgba(0,0,0,.06);cursor:pointer;transition:all .2s}.inst-tab[data-astro-cid-qfu7ivbg]:hover{color:var(--color-dark, #1a1a1a);border-color:#0000001f}.inst-tab--active[data-astro-cid-qfu7ivbg]{color:#fff;background:var(--color-red, #782b26);border-color:var(--color-red, #782b26)}.inst-tab-icon[data-astro-cid-qfu7ivbg]{width:18px;height:18px;flex-shrink:0}.inst-tab-icon[data-astro-cid-qfu7ivbg] svg{width:100%;height:100%}@media(max-width:640px){.inst-tabs[data-astro-cid-qfu7ivbg]{gap:6px}.inst-tab[data-astro-cid-qfu7ivbg]{padding:8px 14px;font-size:.82rem}.inst-tab-icon[data-astro-cid-qfu7ivbg]{width:16px;height:16px}}.inst-guide[data-astro-cid-qfu7ivbg]{padding:64px 0 80px;background:#fff}.inst-guide--hidden[data-astro-cid-qfu7ivbg]{display:none}.inst-guide-header[data-astro-cid-qfu7ivbg]{max-width:720px;margin:0 auto 48px;text-align:center}.inst-guide-header[data-astro-cid-qfu7ivbg] h2[data-astro-cid-qfu7ivbg]{font-size:clamp(1.3rem,3vw,1.7rem);font-weight:800;color:var(--color-dark, #1a1a1a);margin:0 0 12px}.inst-guide-header[data-astro-cid-qfu7ivbg] p[data-astro-cid-qfu7ivbg]{font-size:.95rem;color:#666;line-height:1.6;margin:0}.inst-materials[data-astro-cid-qfu7ivbg]{max-width:720px;margin:0 auto 48px;padding:28px 32px;background:#f8f7f5eb;backdrop-filter:blur(12px);border-radius:14px;border:1px solid rgba(0,0,0,.04)}.inst-materials[data-astro-cid-qfu7ivbg] h3[data-astro-cid-qfu7ivbg]{font-size:.95rem;font-weight:700;color:var(--color-dark, #1a1a1a);margin:0 0 16px;text-transform:uppercase;letter-spacing:.05em;font-size:.8rem}.inst-materials-list[data-astro-cid-qfu7ivbg]{display:grid;grid-template-columns:1fr 1fr;gap:8px 24px;list-style:none;padding:0;margin:0}.inst-materials-list[data-astro-cid-qfu7ivbg] li[data-astro-cid-qfu7ivbg]{font-size:.86rem;color:#555;line-height:1.5;padding-left:18px;position:relative}.inst-materials-list[data-astro-cid-qfu7ivbg] li[data-astro-cid-qfu7ivbg]:before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--color-red, #782b26);opacity:.35}@media(max-width:640px){.inst-materials-list[data-astro-cid-qfu7ivbg]{grid-template-columns:1fr}}.inst-steps[data-astro-cid-qfu7ivbg]{max-width:720px;margin:0 auto 48px;display:flex;flex-direction:column;gap:24px}.inst-step[data-astro-cid-qfu7ivbg]{background:#f8f7f5eb;backdrop-filter:blur(12px);border-radius:14px;padding:32px;border:1px solid rgba(0,0,0,.04)}.inst-step-num[data-astro-cid-qfu7ivbg]{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--color-red, #782b26);margin-bottom:6px}.inst-step[data-astro-cid-qfu7ivbg] h3[data-astro-cid-qfu7ivbg]{font-size:1.05rem;font-weight:700;color:var(--color-dark, #1a1a1a);margin:0 0 14px}.inst-step[data-astro-cid-qfu7ivbg] ul[data-astro-cid-qfu7ivbg]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.inst-step[data-astro-cid-qfu7ivbg] li[data-astro-cid-qfu7ivbg]{font-size:.88rem;color:#555;line-height:1.6;padding-left:20px;position:relative}.inst-step[data-astro-cid-qfu7ivbg] li[data-astro-cid-qfu7ivbg]:before{content:"→";position:absolute;left:0;color:var(--color-red, #782b26);font-weight:600;opacity:.5}.inst-warnings[data-astro-cid-qfu7ivbg]{max-width:720px;margin:0 auto;padding:28px 32px;border-radius:14px;background:#782b260d;border:1px solid rgba(120,43,38,.12)}.inst-warnings[data-astro-cid-qfu7ivbg] h3[data-astro-cid-qfu7ivbg]{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--color-red, #782b26);margin:0 0 16px}.inst-warnings[data-astro-cid-qfu7ivbg] ul[data-astro-cid-qfu7ivbg]{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.inst-warnings[data-astro-cid-qfu7ivbg] li[data-astro-cid-qfu7ivbg]{font-size:.86rem;color:#555;line-height:1.55;padding-left:22px;position:relative}.inst-warnings[data-astro-cid-qfu7ivbg] li[data-astro-cid-qfu7ivbg]:before{content:"⚠";position:absolute;left:0;font-size:.8rem}.inst-faq[data-astro-cid-qfu7ivbg]{padding:80px 0;background:var(--color-bg-warm, #F8F7F5);text-align:center}.inst-faq-list[data-astro-cid-qfu7ivbg]{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px;text-align:left}.inst-faq-item[data-astro-cid-qfu7ivbg]{background:#fff9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:12px;border:1px solid rgba(255,255,255,.5);overflow:hidden}.inst-faq-q[data-astro-cid-qfu7ivbg]{padding:20px 24px;font-size:1rem;font-weight:700;color:var(--color-dark, #1a1a1a);cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px}.inst-faq-q[data-astro-cid-qfu7ivbg]::-webkit-details-marker{display:none}.inst-faq-q[data-astro-cid-qfu7ivbg]:after{content:"+";font-size:1.4rem;font-weight:400;color:#999;flex-shrink:0}.inst-faq-item[data-astro-cid-qfu7ivbg][open] .inst-faq-q[data-astro-cid-qfu7ivbg]:after{content:"−"}.inst-faq-a[data-astro-cid-qfu7ivbg]{padding:0 24px 20px;font-size:.95rem;line-height:1.7;color:#555;margin:0}.inst-faq-a[data-astro-cid-qfu7ivbg] a{color:var(--color-red, #782b26);text-decoration:underline}.inst-updated[data-astro-cid-qfu7ivbg]{text-align:center;font-size:.78rem;color:#aaa;margin:0;padding:8px 0 0}.inst-cta[data-astro-cid-qfu7ivbg]{padding:80px 0 96px;background:var(--color-bg-warm, #F8F7F5)}.inst-cta-card[data-astro-cid-qfu7ivbg]{background:var(--grad-dark, linear-gradient(160deg, #111214 0%, #1a1a1a 45%, #1e2226 100%));border-radius:24px;padding:64px;text-align:center;position:relative;overflow:hidden}.inst-cta-card[data-astro-cid-qfu7ivbg]:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 70% 50%,rgba(120,43,38,.18) 0%,transparent 60%);pointer-events:none}.inst-cta-eyebrow[data-astro-cid-qfu7ivbg]{position:relative;display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:6px 16px;border-radius:100px;background:#782b2633;color:#ffffffb3;margin-bottom:20px}.inst-cta-card[data-astro-cid-qfu7ivbg] h2[data-astro-cid-qfu7ivbg]{position:relative;font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:800;color:#fff;margin:0 0 16px;line-height:1.2}.inst-cta-card[data-astro-cid-qfu7ivbg] p[data-astro-cid-qfu7ivbg]{position:relative;color:#ffffffa6;font-size:1.05rem;max-width:520px;margin:0 auto 36px;line-height:1.6}.inst-cta-actions[data-astro-cid-qfu7ivbg]{position:relative;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.inst-cta-btn-primary[data-astro-cid-qfu7ivbg]{display:inline-flex;align-items:center;padding:14px 32px;border-radius:100px;font-size:.95rem;font-weight:700;background:var(--color-red, #782b26);color:#fff;text-decoration:none;transition:background .2s,transform .2s,box-shadow .2s;box-shadow:0 4px 16px #782b264d}.inst-cta-btn-primary[data-astro-cid-qfu7ivbg]:hover{background:var(--color-red-dark, #5e2220);transform:translateY(-1px);box-shadow:0 6px 24px #782b2666}.inst-cta-btn-secondary[data-astro-cid-qfu7ivbg]{display:inline-flex;align-items:center;padding:14px 32px;border-radius:100px;font-size:.95rem;font-weight:600;background:#ffffff14;backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.15);color:#ffffffd9;text-decoration:none;transition:background .2s}.inst-cta-btn-secondary[data-astro-cid-qfu7ivbg]:hover{background:#ffffff24;border-color:#ffffff40}@media(max-width:768px){.inst-cta-card[data-astro-cid-qfu7ivbg]{padding:40px 24px}}