.udid-guide{padding:120px 24px 64px;min-height:80vh;background:var(--bg);color:var(--text)}.tutorial{max-width:1120px;margin:auto}.tutorial-heading{text-align:center;margin-bottom:28px}.tutorial-heading h1{font-size:clamp(26px,4vw,40px);line-height:1.3;margin:16px 0}.tutorial-heading>p:last-child{color:var(--text-secondary);line-height:1.8}.title-box{display:inline-block;padding:7px 16px;background:rgba(37,99,235,.09);border-radius:30px;color:#2563eb;font-size:12px;font-weight:700;letter-spacing:2px}.tutorial-note{padding:18px 22px;border:1px solid var(--border);border-left:4px solid #2563eb;border-radius:12px;background:var(--bg-card);color:var(--text-secondary);line-height:1.8;font-size:14px;margin-bottom:28px}.tutorial .button-box{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}.tutorial .step{padding:24px;border:1px solid var(--border);background:var(--bg-card);border-radius:16px;min-width:0}.tutorial .step h2{display:flex;align-items:center;gap:12px;font-size:20px;margin:0 0 16px}.tutorial .step h2 span{display:inline-flex;align-items:center;justify-content:center;background:rgba(37,99,235,.1);color:#2563eb;border-radius:10px;width:36px;height:36px;font-size:16px;flex-shrink:0}.tutorial .step p{font-size:14px;color:var(--text-secondary);line-height:1.9;margin:0 0 20px}.tutorial .step img{display:block;width:100%;max-width:320px;height:auto;margin:auto;border-radius:12px}.tutorial-image-note{padding:24px 12px;text-align:center;border:1px dashed var(--border);border-radius:10px;color:var(--text-secondary);font-size:13px}.tutorial-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:32px}.tutorial-actions a:focus-visible{outline:3px solid #60a5fa;outline-offset:4px}@media(max-width:960px){.tutorial .button-box{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.udid-guide{padding:96px 16px 40px}.tutorial .button-box{grid-template-columns:1fr;gap:18px}.tutorial .step{padding:22px}.tutorial-note{padding:16px}}