.platform-hero{padding:70px 5vw 48px;text-align:center;background-image:radial-gradient(#cdd1c9 1px,transparent 1px);background-size:22px 22px}.platform-hero h1{max-width:900px;margin:18px auto;font-size:clamp(46px,7vw,84px);line-height:.98;letter-spacing:-5px}.platform-hero>p{max-width:720px;margin:0 auto 34px;color:var(--muted);font-size:18px;line-height:1.65}.platform-hero .workspace{margin-top:34px}.platform-guide{max-width:1080px;margin:auto;padding:80px 5vw}.platform-guide h2{font-size:clamp(34px,4vw,52px);letter-spacing:-2px;margin:10px 0 32px}.size-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.size-item{padding:24px;border:1px solid var(--line);border-radius:15px;background:#fff}.size-item h3{margin:0 0 8px;font-size:17px}.size-item b{font:500 12px DM Mono,monospace;color:var(--green)}.size-item p{margin:13px 0 0;color:var(--muted);font-size:13px;line-height:1.55}.platform-notes{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin-top:60px;padding-top:50px;border-top:1px solid var(--line)}.platform-notes h2{font-size:30px;margin:0 0 14px;letter-spacing:-1px}.platform-notes p,.platform-notes li{color:var(--muted);font-size:14px;line-height:1.7}.tool-error{padding:40px;text-align:center}.preset-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:28px}.preset-nav a{padding:9px 13px;border:1px solid var(--line);border-radius:30px;background:#fff;color:var(--ink);font-size:12px;font-weight:700;text-decoration:none}.preset-nav a[aria-current=page]{background:var(--ink);color:#fff}.directory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1100px;margin:40px auto 0}.directory-card{display:block;padding:26px;border:1px solid var(--line);border-radius:16px;background:#fff;color:var(--ink);text-align:left;text-decoration:none;transition:.2s}.directory-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(29,43,35,.09)}.directory-card h2{font-size:21px;margin:0 0 8px;letter-spacing:-.5px}.directory-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}@media(max-width:760px){.platform-hero{padding:48px 16px}.platform-hero h1{letter-spacing:-3px}.size-list,.directory-grid{grid-template-columns:1fr}.platform-notes{grid-template-columns:1fr;gap:24px}.platform-guide{padding:55px 20px}}
.bulk-faq { max-width: 820px; margin: 54px auto 0; }