:root{--ink:#111923;--muted:#6d7885;--line:#d7dde5;--blue:#0d5eaf;--bg:#eef2f6}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:linear-gradient(180deg,#f8fafc,#edf2f7);font-family:Arial,Helvetica,sans-serif;color:var(--ink)}
.arc-shell{max-width:1180px;margin:auto;padding:22px 16px 46px}
.arc-top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:16px}.arc-brand{display:flex;align-items:center;gap:12px}.arc-brand img{width:105px}.arc-brand h1{margin:0;font-size:25px}.arc-brand p{margin:3px 0 0;font-size:10px;color:var(--muted)}.arc-home{background:#111923;color:#fff;border-radius:9px;padding:9px 12px;text-decoration:none;font-size:10px;font-weight:900}
.arc-filter{display:flex;gap:7px;margin-bottom:14px}.arc-filter button{border:1px solid #d5dce4;background:#fff;border-radius:9px;padding:8px 11px;font-size:10px;font-weight:900;cursor:pointer}.arc-filter button.on{background:#0f4f98;color:#fff;border-color:#0f4f98}
.arc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}
.arc-card{background:linear-gradient(180deg,#fff,#fbfcfd);border:1px solid #d7dde5;border-radius:15px;overflow:hidden;box-shadow:0 10px 23px rgba(37,55,72,.11),0 2px 5px rgba(37,55,72,.08);text-decoration:none;color:inherit;transition:.16s}.arc-card:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(37,55,72,.15)}
.arc-cover{aspect-ratio:1055/1491;background:#ffffff;overflow:hidden;display:grid;place-items:center}.arc-cover img{width:100%;height:100%;object-fit:contain;object-position:center top;display:block;background:#fff}
.arc-copy{padding:10px 11px 12px}.arc-chip{display:inline-block;border-radius:999px;background:#edf3f9;color:#315b85;padding:4px 6px;font-size:7px;font-weight:900;letter-spacing:.05em}.arc-copy h3{font-size:13px;line-height:1.2;margin:7px 0 5px}.arc-copy p{font-size:9px;color:var(--muted);margin:0}.arc-copy b{display:block;margin-top:8px;font-size:9px;color:var(--blue)}
.arc-empty{grid-column:1/-1;padding:26px;text-align:center;border:1px dashed #cbd3dc;border-radius:14px;color:var(--muted);background:#fff}
@media(max-width:850px){.arc-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.arc-shell{padding:12px 9px 30px}.arc-brand img{width:76px}.arc-brand h1{font-size:17px}.arc-brand p{font-size:8px}.arc-grid{grid-template-columns:repeat(2,1fr);gap:8px}.arc-card{border-radius:11px}.arc-copy{padding:7px}.arc-copy h3{font-size:10px}.arc-copy p,.arc-copy b{font-size:7px}}