:root{--brand-blue:#2f7ad9;--blue-600:#2563eb;--blue-50:#eef3fe;--line-600:#06c755;--line-50:#ebfbf2;--amber-600:#f59e0b;--amber-50:#fff7e6;--red-600:#ec413e;--red-50:#fff0f0;--text:#1f2937;--border:#e5e7eb}.custom-btn{display:inline-flex;align-items:center;gap:8px;padding:24px;font-size:18px;font-weight:bold;text-decoration:none;transition:opacity .2s ease;min-width:260px}.custom-btn:hover{opacity:.85;text-decoration:none}.btn-line{background:#c9f2d9;color:var(--line-600);border-color:rgba(6,199,85,.22)}.btn-download{background:#ffe8b3;color:var(--amber-600);border-color:rgba(245,158,11,.25)}.btn-phone{background:#c9302c;color:#fff;border-color:rgba(201,48,44,.3)}.btn-assessment{background:var(--brand-blue);color:#fff;border-color:rgba(0,0,0,0)}@media (max-width:768px){.gnav .nav_sp a.custom-btn{display:flex;align-items:center;gap:8px;width:100%;padding:12px 16px;font-weight:700;font-size:15px;text-decoration:none;border:1px solid var(--border);text-align:center}.gnav .nav_sp a.btn-line{background:#c9f2d9;color:var(--line-600);border-color:rgba(6,199,85,.22)}.gnav .nav_sp a.btn-download{background:#ffe8b3;color:var(--amber-600);border-color:rgba(245,158,11,.25)}.gnav .nav_sp a.btn-assessment{background:var(--brand-blue);color:#fff;border-color:transparent}.gnav .nav_sp a i{font-size:16px;line-height:1}.gnav .nav_sp a.custom-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:20px 16px;font-weight:700;font-size:15px;text-decoration:none;text-align:center;border:1px solid var(--border);border-radius:0}.gnav .nav_sp a i{font-size:16px;line-height:1}}