@media (max-width:680px){.concept-detail-professional .concept-detail-head h1{letter-spacing:-.07em;overflow-wrap:anywhere;max-width:100%;font-size:clamp(3rem,13vw,4.4rem);line-height:.84}}.concept-system{padding-block:var(--section-space)}.concept-system-heading{grid-template-columns:minmax(11rem,.24fr) minmax(0,1fr);align-items:start;gap:clamp(2rem,7vw,8rem);margin-bottom:clamp(3rem,6vw,6rem);display:grid}.concept-system-heading h2{letter-spacing:-.065em;text-wrap:balance;max-width:1000px;margin:0;font-size:clamp(3rem,6vw,7rem);line-height:.9}.concept-system-heading p{max-width:650px;color:var(--muted-light);margin:1.5rem 0 0}.concept-system-grid{border:1px solid var(--line-light);grid-template-columns:1.2fr 1fr 1fr;display:grid}.concept-system-grid article{border-right:1px solid var(--line-light);min-width:0;padding:clamp(1.25rem,3vw,2.5rem)}.concept-system-grid article:last-child{border-right:0}.concept-system-grid article>span{color:var(--signal-on-light);font-family:var(--mono);letter-spacing:.07em;font-size:.52rem;font-weight:900}.concept-system-grid ol,.concept-system-grid ul{gap:0;margin:2rem 0 0;padding:0;list-style:none;display:grid}.concept-system-grid li{border-top:1px solid var(--line-light);align-items:center;gap:1rem;min-height:58px;font-size:.9rem;display:flex}.concept-system-grid li:last-child{border-bottom:1px solid var(--line-light)}.concept-system-grid li small{color:var(--signal-on-light);font-family:var(--mono);font-size:.46rem}.concept-system-grid li strong{font-size:.9rem}.concept-system-grid ul li:before{content:"";border:1px solid var(--signal-on-light);border-radius:50%;flex:none;width:7px;height:7px}.concept-system-action{border:1px solid var(--line-light);background:var(--bone);justify-content:space-between;align-items:center;gap:2rem;margin-top:2rem;padding:1.25rem;display:flex}.concept-system-action p{margin:0;font-weight:700}.concept-system-action .button{flex:none}@media (max-width:920px){.concept-system-heading,.concept-system-grid{grid-template-columns:1fr}.concept-system-grid article{border-right:0;border-bottom:1px solid var(--line-light)}.concept-system-grid article:last-child{border-bottom:0}.concept-system-action{flex-direction:column;align-items:flex-start}}