/* portal-columns.css - このページ固有のスタイル */
*{margin:0;padding:0;box-sizing:border-box}
.hero-illust{margin:8px 0 30px}
.hero-illust img{width:100%;height:auto;display:block;border-radius:14px;box-shadow:0 14px 36px rgba(10,37,64,.14)}
.list-wrap{max-width:1120px;margin:0 auto;padding:48px 24px 20px}
.list-lead{font-size:16px;color:#33424f;line-height:2;margin-bottom:34px;max-width:760px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:900px){.card-grid{grid-template-columns:1fr 1fr}}
@media(max-width:580px){.card-grid{grid-template-columns:1fr}}
.ccard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;transition:.3s;box-shadow:0 6px 18px rgba(10,37,64,.05)}
.ccard:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(10,37,64,.13)}
.ccard .thumb{aspect-ratio:5/3;overflow:hidden;background:var(--blue-pale);position:relative}
.ccard .thumb img,.ccard .thumb svg{width:100%;height:100%;object-fit:cover;display:block}
.ccard .cat{position:absolute;top:12px;left:12px;background:rgba(10,37,64,.86);color:#fff;font-size:12px;font-weight:700;padding:5px 12px;border-radius:99px;letter-spacing:.02em;z-index:2}
.ccard .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.ccard h3{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--navy);line-height:1.5;margin:0 0 10px}
.ccard p{font-size:14px;color:#5c6b7a;line-height:1.85;margin:0 0 16px;flex:1}
.ccard .more{font-size:14px;font-weight:700;color:var(--blue);display:inline-flex;align-items:center;gap:6px;margin-top:auto}
.ccard .more::after{content:"\2192";transition:transform .2s}
.ccard:hover .more::after{transform:translateX(4px)}