.brand-logo{display:block;width:42px;height:42px;object-fit:contain;border-radius:12px}
.hero-card{border-radius:18px;padding:20px;box-shadow:0 16px 38px #17365a25}
.hero-card-title{font-size:22px;margin:30px 0 10px}
.hero-metric{padding:11px 0}
.hero-metric strong{font-size:18px}
.hero-mini-grid{gap:8px;margin-top:12px}
.hero-mini-grid div{border-radius:8px;padding:8px}
.feature-grid{grid-template-columns:repeat(3,minmax(220px,280px));justify-content:start;gap:14px}
.feature-grid article{max-width:280px;padding:18px}
.domain-note{margin:18px 0 0;color:var(--muted);font-size:14px;font-weight:700}
.public-return{max-width:1180px;margin:0 auto;padding:0 28px 30px}
.public-return .button{display:block;width:100%;text-align:center}
@media(max-width:780px){
  .brand-logo{width:38px;height:38px}
  .hero-card{padding:17px;border-radius:16px}
  .hero-card-title{font-size:21px;margin-top:24px}
  .feature-grid{grid-template-columns:1fr}
  .feature-grid article{max-width:none;padding:17px}
  .public-return{padding:0 18px 24px}
}
.feature-card{min-width:0;padding:14px 16px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:0 3px 12px rgba(16,36,63,.05)}
.feature-card summary{display:flex;align-items:center;gap:10px;cursor:pointer;list-style:none}
.feature-card summary::-webkit-details-marker{display:none}
.feature-card summary::after{content:"+";margin-left:auto;color:var(--blue);font-size:20px;line-height:1}
.feature-card[open] summary::after{content:"−"}
.feature-card h3{margin:0;font-size:16px;line-height:1.25}
.feature-card>p{margin:9px 0 0}
.feature-detail{margin-top:11px;padding:10px 11px;border-radius:10px;background:#f1f6fa;color:var(--muted);font-size:13px;line-height:1.5}
.feature-detail b{color:var(--navy)}
.examples-toggle{margin-top:18px}
.notice-examples{max-width:760px;margin-top:12px;padding:14px 16px;border-left:3px solid var(--blue);border-radius:8px;background:#edf3f8;color:var(--muted)}
.notice-examples p{margin:5px 0}
@media(max-width:780px){.feature-card{padding:12px 13px}.feature-card h3{font-size:15px}.feature-grid{gap:10px}}