.portal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:28px 0}.portal-card{padding:24px;border-radius:18px;background:#fff;box-shadow:var(--shadow);border-top:5px solid var(--green)}.portal-card strong{display:block;font-size:1.5rem;color:var(--orange);margin-top:12px}.calculator-panel{max-width:850px;display:grid;grid-template-columns:repeat(2,1fr);gap:18px;background:#fff;padding:30px;border-radius:20px;box-shadow:var(--shadow)}.calculator-panel label{font-weight:800;color:var(--dark)}.calculator-panel input{width:100%;margin-top:7px;padding:12px;border:1px solid #cad6d0;border-radius:9px}.calculator-result{grid-column:1/-1;padding:20px;border-radius:12px;background:#f7f5ef;font-size:1.2rem;font-weight:900;color:var(--green)}.dealer-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:24px}.dealer-list article{background:#fff;padding:24px;border-radius:16px;box-shadow:var(--shadow);margin-bottom:18px}.comparison-wrap{overflow:auto}.comparison-table{width:100%;border-collapse:collapse;background:#fff}.comparison-table th,.comparison-table td{padding:15px;border:1px solid #dfe7e3;text-align:left}.comparison-table th{background:var(--green);color:#fff}.prototype-note{padding:18px;background:#fff1cf;border-left:5px solid var(--gold);margin-top:28px}@media(max-width:900px){.portal-grid{grid-template-columns:repeat(2,1fr)}.dealer-layout{grid-template-columns:1fr}}@media(max-width:600px){.portal-grid,.calculator-panel{grid-template-columns:1fr}}